MANTECH seeks a motivated and customer-focused Principal Security Engineer to join our team in Chantilly, VA. In this role, you will help design, implement, and sustain mission-driven network solutions that enable secure enterprise operations. You will provide technical leadership and hands-on expertise in supporting Comply-to-Connect (C2C) systems across both classified and unclassified environments.Responsibilities include but are not limited to:Engineering, designing, implementing, integrating, and sustaining Comply-to-Connect (C2C) deployment support to migrate, deploy, enhance, and maintain C2C servicesManaging and maintaining C2C appliances, applications, servers, and supporting infrastructure in unclassified and classified environmentsCoordinating with the network service provider to develop and maintain network architecture diagramsEvaluating and recommending changes or technology upgrades to support performance improvements, standardization, and alignment with industry best practicesMonitoring and analyzing C2C performance and faults and proposing solutions for optimizationCollaborating with other team members and customers across multiple levels to gather, supply, or coordinate technical and operational informationSupporting Assessment and Authorization activities related to network security technologies, as applicableMinimum Qualifications:Bachelor’s degree, or an additional 4+ years of network experience in lieu of a degree7+ years of experience in network supportHands-on experience with technologies supporting large-scale enterprise deployments or data centersExperience deploying and/or supporting enterprise security software such as firewalls, intrusion prevention systems (IPS), antivirus solutions, application firewalls, high availability systems, network management tools, and virtualization platformsStrong knowledge of Windows and Linux systems, operating system security practices, TCP/IP networking, 802.1x, and core network security principlesIAT Level II certification (GSEC, Security+, SSCP, or CCNA-Security), or ability to obtain within 6 months of hirePreferred Qualifications:Experience implementing and supporting complex, multi-component software solutionsFamiliarity with vendor-agnostic C2C capabilities, open-source network tools, DoD integration practices, and sustainment procedures for delivering enterprise C2C expertiseProficiency with Cisco Identity Services Engine (ISE)Clearance Requirements:An active TS/SCI with Polygraph is required for this position.Physical Requirements:Must be able to remain in a stationary position 50% of the time.Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.Frequently communicates with co-workers, management, and customers. Must be able to exchange accurate information in these situations.

Mantech seeks a motivated and customer-focused Senior Security Engineer to join our team in Chantilly, VA. In this role, you will help design, implement, and sustain mission-driven network solutions that enable secure enterprise operations. You will provide technical leadership and hands-on expertise in supporting Comply-to-Connect (C2C) systems across both classified and unclassified environments.Responsibilities include but are not limited to:·Engineering, designing, implementing, integrating, and sustaining Comply-to-Connect (C2C) deployment support to migrate, deploy, enhance, and maintain C2C services·Managing and maintaining C2C appliances, applications, servers, and supporting infrastructure in unclassified and classified environments·Coordinating with the network service provider to develop and maintain network architecture diagrams·Evaluating and recommending changes or technology upgrades to support performance improvements, standardization, and alignment with industry best practices·Monitoring and analyzing C2C performance and faults and proposing solutions for optimization·Collaborating with other team members and customers across multiple levels to gather, supply, or coordinate technical and operational information·Supporting Assessment and Authorization activities related to network security technologies, as applicableMinimum Qualifications:·Bachelor’s degree, or an additional 4+ years of network experience in lieu of a degree·5+ years of experience in network support·Hands-on experience with technologies supporting large-scale enterprise deployments or data centers·Experience deploying and/or supporting enterprise security software such as firewalls, intrusion prevention systems (IPS), antivirus solutions, application firewalls, high availability systems, network management tools, and virtualization platforms·Strong knowledge of Windows and Linux systems, operating system security practices, TCP/IP networking, 802.1x, and core network security principles·IAT Level II certification (GSEC, Security+, SSCP, or CCNA-Security), or ability to obtain within 6 months of hirePreferred Qualifications:·Experience implementing and supporting complex, multi-component software solutions·Familiarity with vendor-agnostic C2C capabilities, open-source network tools, DoD integration practices, and sustainment procedures for delivering enterprise C2C expertise·Proficiency with Cisco Identity Services Engine (ISE)Clearance Requirements:·An active TS/SCI with Polygraph is required for this position.Physical Requirements:·Must be able to remain in a stationary position 50% of the time.·Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.·Frequently communicates with co-workers, management, and customers. Must be able to exchange accurate information in these situations.

MANTECH seeks a motivated and experienced Principal Azure Cloud Engineer to join our team in Chantilly, VA.In this role, you will support mission-critical operations by designing, implementing, and managing Azure cloud infrastructure. You will collaborate with cross-functional teams to enhance cloud environments using modern tools and best practices.Responsibilities include but are not limited to:Supporting Azure cloud services and infrastructure using Infrastructure as Code (IaC) tools such as Terraform or ARM templatesTroubleshooting and resolving issues related to Azure cloud environmentsImplementing Azure security best practices and managing Windows and Linux serversLeveraging Azure data services and containerization technologies alongside DevOps tools including Azure DevOps, Jenkins, and GitHubWriting and maintaining automation scripts in PowerShell, Python, or Azure CLIConfiguring network security groups (NSGs) and application gateways to protect resourcesManaging Azure compute, storage, networking, and database servicesApplying security best practices and compliance standards while collaborating effectively across teams to solve complex technical challengesMinimum Qualifications:Bachelor’s degree or 4+ years of additional IT experience in lieu of a degree7+ years of experience in cloud computing with a primary focus on Microsoft AzureExperience designing and deploying Azure-based solutions and working with DevOps practices and tools such as Azure DevOps, Jenkins, or GitProficiency with Infrastructure as Code tools like ARM templates, Terraform, Ansible, or BICEPFamiliarity with cloud template technologies such as Azure Resource Manager, GitHub Enterprise, GitLab, and architecture frameworks (e.g., TOGAF, Zachman)Experience automating workflows using scripting tools such as PowerShell, Bash, Python, YAML, JSON, or AnsibleDoD 8570 IAT Level 2 certification required (e.g., CCNA Security, GICSP, GSEC, Sec+, CND, SSCP) or the ability to obtain within 6 months of hirePreferred Qualifications:Familiarity with container technologies such as Docker and Kubernetes, and experience with other cloud platforms like AWS or Google Cloud PlatformUnderstanding of Federal Information Processing Standards (FIPS)-199, NIST SP 800-53, NIST SP 800-53A, NIST SP 800-37, and DoD Cloud Security Requirements GuideMicrosoft certifications such as Azure Administrator Associate, Azure Security Engineer Associate, Solutions Expert in Cloud Platform and Infrastructure, or Azure Solutions Architect ExpertClearance Requirements:Must have a current/active TS/SCI with PolygraphPhysical Requirements:Must be able to remain in a stationary position 50% of the timeNeeds to occasionally move about inside the office to access file cabinets, office machinery, or communicate with coworkers and customersFrequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.

ManTech seeks a motivated, career and customer-oriented Senior Cyber Security Engineer to join our team in Chantilly, VA. Responsibilities include but are not limited to:Maintain operations of identity and access management services including directory, access, identity, and privileged access management servicesMaintain infrastructure in cloud or virtualized environmentsPerform Linux based system upgrades and patchesEngineer and deployment of a privileged access management (PAM) solutionEngineer and deployment of a Multi Factor Authentication (MFA) solutionManage Continuous Monitoring (CONMON) activitiesMaintain Authority to Operate (ATO)Provide status reports in an Agile environmentPeriodically providing after-hour supportMinimum Qualifications:Bachelor’s degree in an information Technology field or 4+ years of additional IT experience in lieu of degree4+ years of Cyber experienceExperience working in LINUX environmentsKnowledge of LDAP directory and managing databasesAbility to create scripts to assist with automation effortsMust have or be willing to obtain IAT Level II certifications within 6 months of hirePreferred Qualifications:Experience with Ansible, and writing automation playbooksExperience with PKI principalsExperience working in an Agile environmentExperience working in a Dev/Ops environmentKnowledge of Identity and Access Management principalsClearance Requirements:Must have a current/active TS/SCI w/PolygraphPhysical Requirements:The person in this position must be able to remain in a stationary position 50% of the time. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

ManTech seeks a motivated, career-oriented GEOINT Analyst to join our team in Springfield, VA. The ideal candidate will bring strong analytical skills, a passion for supporting national security, and expertise in geospatial intelligence.Responsibilities include, but are not limited to:Conduct GEOINT analysis on national security issues using geospatial data, imagery, and multi-INT sources.Deliver timely, accurate intelligence assessments to policymakers, allied organizations, military stakeholders, and the IC.Publish polished written and visual products, including reports, graphics, and briefings tailored to mission requirements.Collaborate with NGA, DoD, IC, and foreign partners to address shared intelligence challenges.Manage and analyze geospatial datasets (e.g., shapefiles, geo-databases) to identify trends, events, and relationships.Apply structured observation management (SOM) and activity-based intelligence (ABI) techniques to support mission analysis.Minimum Qualifications:4+ years of GEOINT analysis experience or Bachelor's and 1 year experience or Associates and 2 years experience.Proficiency with commercial/NTM imagery, softcopy exploitation tools, and historical imagery research.Ability to identify military installations, conduct order of battle analysis, and apply GEOINT methodologies.Strong understanding of the intelligence collection process and NGA’s role within the IC.Preferred Qualifications:Regional expertise in assigned AOR; knowledge of photogrammetry, remote sensing, or image processing.Security Clearance:Active TS/SCI with the ability to obtain & maintain a PolyPhysical Requirements:Ability to remain in a stationary position up to 50% of the time.

ManTech seeks a motivated, career and customer-oriented Senior Network Engineer to join our team in Chantilly, VA. This is a position requiring onsite work at customer locations within the local area (up to 10% travel).Responsibilities include but are not limited to:Designing and integrating comprehensive network, VoIP, VTC, and data center solutions, adhering to security guidelines and customer specifications to ensure robust and secure communication infrastructures.Managing the end-to-end integration of black and red networks, overseeing design, installation, maintenance, and coordination of a growing network with multiple external services to support operational needs.Diagnosing and resolving complex issues related to customer sites, telecommunications circuits, routing, switching, VoIP, VTC, network encryption devices, and Cisco data center/security to maintain network stability and performance.Developing and maintaining detailed documentation, diagrams, and standard operating procedures to facilitate knowledge sharing and efficient network management.Providing expert guidance, training, and support to network administrators, service desk personnel, and junior engineers to enhance team capabilities and operational effectiveness.Minimum Qualifications:Bachelor’s degree in Computer Science, Network Engineering, or equivalent field, demonstrating a strong academic foundation in related disciplines.8-10 years of extensive experience in networking, including VoIP, VTC, data circuits, network encryption devices (e.g., General Dynamics TACLANE), and virtualization technologies.Proficiency in dynamic routing protocols such as OSPF and BGP, with a deep understanding of MPLS and DMVPN Hub and Spoke technology for efficient network routing.DoD 8140 IAT Level II certification: Security+CE and Computing Environment (CE) certification in Cisco technology (CCNA Voice) required.Valid US Driver's License with the ability to travel up to 10% locally to customer sites.Preferred Qualifications:Cisco Collaboration, Data Center, or Security certifications, indicating advanced expertise and specialized knowledge in relevant Cisco technologies.Experience implementing or troubleshooting VMware NSX-T virtualized networking and security platform developed by VMware. It enables automated implementation of network policies, network objects, isolation, and micro-segmentation.Clearance Requirements:TS/SCI with the ability to obtain a CI polygraph.Physical Requirements:The person in this position must be able to remain in a stationary position 50% of the time. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations

MANTECH seeks a motivated, career and customer-oriented SeniorApplication Architect to join our team in Alexandria, VA.Responsibilities include but are not limited to:Provide architectural and technical leadership to a small, highly dedicated team operating in a dynamic and flexible environment to serve continuously evolving client needs.Lead the design and implementation of scalable cloud and on-premises infrastructure for large-scale document and case management applications. Guide cross-functional teams to optimize and scale data pipelines for ingesting, conditioning, and storing diverse data sources to support comprehensive analysis, especially of image and video.Lead the standardization and institutionalization of core data and case processing tools and infrastructure, ensuring seamless integration across client workflows.Architect and lead the design of user-friendly case management and records management capabilities, built from commercial and open source components. Architect and oversee the integration of foundational systems to support advanced capabilities, such as AI/ML in cloud environments, ensuring high performance and reliability.Architect and lead the design to expand existing and newly created capabilities for continuously emerging user needs, operating in a highly dynamic and flexible environment.Define architectural design decisions affecting selection, design, and instantiation of infrastructure and environment to meet functional and nonfunctional architectural requirements. These environments will typically be cloud-based but may include on-premises. Decisions include evaluating choice of cloud and comparison with on-premises when applicable.Work closely with development and data science teams to ensure infrastructure supports the solution life cycle, including continuous integration and deployment as applicable. Identify and document cloud and legacy system architectural design risks for selected architectural design.Facilitate the transition to new technical environments, including cloud and infrastructure, ensuring secure data transfer and tool integration. Collaborate with client representatives to assess and recommend networking and environment configurations to enhance data connectivity and transport.Minimum Qualifications:Bachelor’s degree in Computer Science, Engineering, Information Technology, or related technical area. Equivalent experience may be considered in lieu of degree.Minimum of 12 (10 with Master’s) years of experience in software or system architecture and design. At least 5 years of experience in developing secure cloud solutions with one or more major cloud service providers (IBM, AWS, MS Azure, Oracle and Google), including at least 2 years with AWS.Strong experience with Infrastructure as Code.Proven experience with agile methodologies and technical leadership skill. Strong oral and written communication skills, including client-facing discussions and presentations.Proficiency in architecting and designing cloud environments and infrastructure, including AWS services. Must understand the tradeoffs when choosing services and approaches to system design.Experience with architectures supporting full Software Development Life Cycle (SDLC) and/or Machine Learning Operations (MLOps). Familiarity with machine learning and generative AI, object-oriented programming languages, cybersecurity, and relational databases.Experience with containerization and microservices solutions (e.g., Kubernetes, OpenShift).Security Plus or equivalent certification, or ability to obtain such certification.Proficiency in one or more programming languages, including Python. Knowledge and experience working with federal compliance and guidance, such as FISMA, RMF, Federal Enterprise Architecture Framework, DoDAF, NIST Cybersecurity Framework, NIST 800 series, FedRAMP and cloud-based security controls.Preferred Qualifications:Master's degree in a related field.Experience with AWS Direct Connect and other data connectivity solutions.Familiarity with integrating advanced technical capabilities, including tools from organizations such as GTRI and MIT’s Lincoln Labs.Strong understanding of ICD 203 compliance and NARA records management standards.Knowledge of data lifecycle management and data normalization techniques. Experience with integrating case management tools with organizational IAM systems and existing communication channels.Clearance Requirements:Must possess a current and active Top Secret/SCI clearance.Physical Requirements:The person in this position must be able to remain in a stationary position 50% of the time. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

ManTech seeks a motivated, experienced career and client-oriented Principal Data Engineer to join our team in Alexandria, VA. In this role, you will collaborate with a team of consultants and engineers to provide sophisticated data integration and data management solutions for Government clients. The ideal candidate will have deep data engineering skills and extensive experience with data engineering tools, as well as a client-oriented approach to applying technology to complex problems.Responsibilities include but are not limited to:Design and implement robust data pipelines to ingest, transform, and integrate data from various systems and networks, ensuring seamless data flow.Collaborate with cloud and system architects to establish secure and efficient data transfer protocols among different networks and systems.Develop and enforce data quality standards, ensuring the accuracy, completeness, and consistency of integrated data.Work closely with data scientists, analysts, and other stakeholders to understand data requirements to facilitate analytics and machine learning uses.Architect data pipelines and data storage solutions to support analytic workflows.Optimize data pipelines and storage solutions for performance, ensuring low latency and high throughput for real-time and batch data processing.Implement robust security measures to protect sensitive data and ensure compliance with relevant data security policies and practices.Minimum Qualifications:Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related field.At least 12 years of experience in data engineering, data architecture, or related roles.Extensive experience with ETL tools such as AWS Glue or TalendKnowledge of big data technologies like Hadoop, Spark, and Kafka.Experience with cloud services from providers such as AWS or Oracle and their data storage and processing servicesExperience with data warehousing, data lakes, and big data technologiesProficiency in programming languages such as Python, Java, or SQLPreferred Qualifications:Master’s degree in Computer Science, Information Technology, Engineering, or a related field.Experience developing and implementing records management policies and procedures.Familiarity with data security and compliance frameworks (e.g., NIST framework).Cloud certifications such as AWS Certified Developer, Oracle Cloud Infrastructure.Experience with agile development methodologies.Knowledge of data governance and metadata management.Familiarity with records management standards (e.g., NARA standards).Clearance Requirements:Must possess a current and active TS/SCI with ability to obtain a PolygraphPhysical Requirements:Must be able to be in a stationary position more than 50% of the timeMust be able to communicate, converse, and exchange information with peers and senior personnelConstantly operates a computer and other office productivity machinery, such as a computerThe person in this position frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situationsThe person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc.

ManTech seeks a motivated, career and customer-oriented Model Based Systems Engineer (MBSE) to join our team in Stafford, VA.This is a full-time onsite position where you will provide subject matter expertise to perform MBSE activities using Cameo Systems Modeler in support of a critical Department of Defense (DoD) mission.The ideal candidate will bring deep expertise in systems modeling, operational architecture, and mission thread development in alignment with DoDAF and UAF frameworks. This role is pivotal in supporting mission engineering analysis, capability gap assessment, and architecture development within a highly dynamic and collaborative environment to enable and enhance our Nation's fighting forces.Responsibilities include but are not limited to:Lead the development and maintenance of system models for DoD mission engineering projects using Cameo Systems Modeler.Design and update mission threads, operational views, and system architecture models in line with DoDAF/UAF standards.Integrate both existing and new capabilities into mission-level architectural models.Work with stakeholders to find capability gaps, define decision points, and assist with data-driven risk and performance assessments.Collaborate with various teams, including systems engineers and analysts, to ensure traceability between requirements and operational objectives.Contribute to a collaborative modeling environment, such as a Government-managed Teamwork Cloud.Prepare and deliver technical briefings and model walkthroughs to Government stakeholders, and mentor others on MBSE processes and best practices.Minimum Qualifications:Bachelor’s degree and at least 12 years of experience in Systems Engineering, Computer Science, or a related technical field or Master's degree with 7+ years of professional experience in systems modeling using Cameo Systems Modeler (MagicDraw).Deep knowledge of DoDAF, UAF, SysML, and model organization best practices.Hands-on experience with Teamwork Cloud and other simulation/analysis tool integrations.Strong understanding of systems engineering principles, including requirements management, system architecture, and verification and validation.Strong understanding of mission engineering, kill chains/kill webs, and joint all-domain operations concepts like CJADC2.Excellent communication skills with a proven ability to deliver briefings to senior leadership and work effectively with technical and operational teams.Preferred Qualifications:A Master's degree in Computer Science, Software Engineering, or a related field.Experience with international standards like ISO and IEEE.Experience working with a DoD Combatant Command or supporting Navy, Marine Corps, or Joint Staff missions.Familiarity with MBSE for advanced prototyping and digital engineering efforts, along with knowledge of government modeling environments like the Navy Integrated Modeling Environment (NIME).Relevant certifications, including OCSMP, INCOSE CSEP/ESEP, or DoDAF/UAF certifications.Clearance Requirements:Candidate must have an active / current TS/SCI clearancePhysical Requirements:Must be able to be in a stationary position more than 50% of the time.Must be able to communicate, converse, and exchange information with peers and senior personnel.Constantly operates a computer and other office productivity machinery.The person in this position frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.The person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc.

MANTECH seeks a motivated, career and customer-oriented Systems Engineer to join our team in Belcamp, MD. This is an onsite position.Responsibilities include but are not limited to:Focus on delivering high-quality DoD 5000.02 artifacts and documentation that support critical US Government programs.Apply comprehensive systems engineering principles across all phases of the systems lifecycle, ensuring successful project outcomes.Engage effectively with Government stakeholders, providing expert technical guidance on systems engineering matters and resolving issues proactively.Communicate clearly and concisely with project personnel, Government representatives, and senior executives.Maintain the technical integrity and quality of all work and deliverables in alignment with ISO/IEC15288 process areas, driving operational excellence.Develop and contribute to key systems engineering documentation, including System Engineering Plans, requirements specifications, and interface control documents, ensuring accurate project execution.Provide leadership and mentorship to subordinate project and ManTech team members, fostering a collaborative and high-performing team environment.Minimum Qualifications:Bachelor's degree in STEM field or Highschool and 13 years of experience; Associates and 11 years of experience in lieu of degree, a candidate holding a relevant master’s degree may be granted 2 years’ experience credit for that extra education, a candidate holding a relevant PhD degree may be granted 4 years’ experience credit for that extra education5 years of relevant work experience in systems engineering or a related field.DoD 8570.01-m IAT Level II certification.Proven experience with DoD 5000.02 documentation requirements.Experience with use case development, requirements derivation, and management.Demonstrated ability to develop high-quality technical project artifacts.Familiarity with Agile software development processes and methodologies.Experience with software engineering processes and best practices.Preferred Qualifications:Bachelor's degree in Systems Engineering.Professional Certifications: Certified Systems Engineering Professional (CSEP), Expert Systems Engineering Professional (ESEP), or DAWIA Systems Engineering Level III.Clearance Requirements:Top Secret Clearance with SCI eligibility.Must be a US Citizen and able to obtain and maintain a Top Secret Clearance with SCI eligibility.Physical Requirements:The person in this position must be able to remain in a stationary position 50% of the time. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.Ability to travel to various physical customer locations within APG as needed.

MANTECH seeks a motivated, career and customer-oriented Systems Engineer III to join our team in Annapolis Junction, Maryland.ManTech is currently seeking Systems Engineer III to join our team at Annapolis Junction, MD. We are seeking a Senior Systems Engineer who is a seasoned IT professional responsible for designing, implementing, and a top-level trouble shooter supporting a high-level architecture of an organization's backend infrastructure. You will communicate with other project personnel, Government stakeholders, and senior executives.Responsibilities include but are not limited to:Administer and maintain IT infrastructure by utilizing expert-level knowledge of the Linux operating system, along with deep expertise in server administration, virtualization, and cloud platforms like AWS or Azure, to manage the organization's backend systems.Develop and implement automation solutions through creating scalable automation services using strong scripting and orchestration skills, with proficiency in tools like Python, Bash, and Ansible.Design and manage system architecture by applying systems engineering principles to design, implement, and manage the high-level architecture of the organization's backend infrastructure.Ensure network and system security through a strong understanding of networking and security fundamentals, including TCP/IP, firewalls, and VPNs, to protect the organization's infrastructure.Communicate with stakeholders - Interact directly with government personnel, senior executives, and other project members to discuss technical issues and project status.Provide technical guidance and troubleshooting as a top-level troubleshooter, addressing technical considerations, problems, and issues for both internal teams and government stakeholders.Minimum Qualifications:Bachelor's degree in STEM field or Highschool and 13 years of experience; Associates and 11 years of experience in lieu of degree, a candidate holding a relevant master’s degree may be granted 2 years’ experience credit for that extra education, a candidate holding a relevant PhD degree may be granted 4 years’ experience credit for that extra education.5 years of position-relevant work experience.DoD 8570.01-m IAT Level II.Strong proficiency in scripting and automation, with hands-on experience in Python, Bash, and an infrastructure orchestration tool like Ansible.Experience in front-end web development to create internal tools and solutions.Proven background as an Orchestration Engineer or in a similar role focused on building scalable automation services.Solid grasp of TCP/IP networking, firewalls, VLANs, and VPNs.Expert-level knowledge of the Linux operating system.Preferred Qualifications: Experience with full-stack development, including creating and interacting with databases and APIs.Knowledge of Infrastructure as Code (IaC) principles, preferably with experience using Terraform.Familiarity with public cloud platforms (AWS, Azure, GCP) and container technologies (Docker, Kubernetes).Proficiency with virtualization platforms such as VMware vSphere or Microsoft Hyper-V.Exceptional troubleshooting and problem-solving skills, with a talent for systematically diagnosing and resolving complex technical issues.A foundational understanding of traditional Systems Administration principlesClearance Requirements:TS/SCIPhysical Requirements:The person in this position must have the ability to perform tasks while stationary 50% of the time at a computer, with specific emphasis on visual acuity for close-range work. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations

MANTECH seeks a motivated, career and customer-oriented Cybersecurity Analyst Days to join our team in Tysons, VA The Cybersecurity Analyst will monitor Air Gapped Security Fabrics through managed SECOPs Tools.Responsibilities include but are not limited to:Monitoring Operations Center IT an infrastructure for a 24x7 mission critical SECOPs function.Performing event analysis within SIEM, leveraging systems to develop response tickets within case management tooling.Troubleshoot and coordinate with TIER 2 Analysts for event escalation and follow defined security playbooks for environments.Drive enhanced Security Posture through detections & response compliance.A customer first attitude is a mustWork Shift: Tuesday-Saturday 7am to 3pm. Schedules are subject to change based on business needs.Minimum Qualifications:High School Diploma with 3+ years of experience in Security Operations, Cyber Security, and/or Systems Administration.Experience with SIEM, IDS, EDR, and Case Management Tools.Experience with supporting operating systems, networking, scripting and automation, and Security Application troubleshooting.An active 8140 Certification, Comptia Security +Preferred Qualifications:Bachelor's degree in Information Technology/Computer Science field or equivalent practical experience.Experience in working with SOC systems/networks and supporting Security Detections DevelopmentExperience with security alert tuning, in partnership with TIER 2 and TIER 3 (Engineering) TeamsExperience with creating scripts to automate common tasks.Experience in developing Threat Reports, translating IOCs and alerts into narrative overviews.Understanding of local and wide area networks (LAN/WAN) and mobile computing environments.Understanding of STIG and hardening practicesClearance Requirements:Must have a current/active TS/SCI with Polygraph clearancePhysical Requirements:Frequently moves Audio/Visual or Computer equipment weighing up to 50 pounds across and/or around a business campus or large facility.The person in this position needs to occasionally move about inside the office to access filing cabinets, office machinery, etc.Frequently communicates with co-workers, management, and customers, which may involve delivering presentationsConstantly positions self to maintain equipment, including under desks and in network closets.

MANTECH seeks a motivated, career and customer-oriented Cybersecurity Analyst - Nights to join our team in Tysons, VA The Cybersecurity Analyst will monitor Air Gapped Security Fabrics through managed SECOPs Tools.Responsibilities include but are not limited to:Monitoring Operations Center IT an infrastructure for a 24x7 mission critical SECOPs function.Performing event analysis within SIEM, leveraging systems to develop response tickets within case management tooling.Troubleshoot and coordinate with TIER 2 Analysts for event escalation and follow defined security playbooks for environments.Drive enhanced Security Posture through detections & response compliance.A customer first attitude is a mustWork Shift: Tuesday-Saturday 11pm-7am. Schedules are subject to change based on business needs.Minimum Qualifications:High School Diploma with 3+ years of experience in Security Operations, Cyber Security, and/or Systems Administration.Experience with SIEM, IDS, EDR, and Case Management Tools.Experience with supporting operating systems, networking, scripting and automation, and Security Application troubleshooting.An active 8140 Certification, such as Comptia Security +Preferred Qualifications:Bachelor's degree in Information Technology/Computer Science field or equivalent practical experience.Experience in working with SOC systems/networks and supporting Security Detections DevelopmentExperience with security alert tuning, in partnership with TIER 2 and TIER 3 (Engineering) TeamsExperience with creating scripts to automate common tasks.Experience in developing Threat Reports, translating IOCs and alerts into narrative overviews.Understanding of local and wide area networks (LAN/WAN) and mobile computing environments.Understanding of STIG and hardening practicesClearance Requirements:An active TS/SCI with Polygraph clearancePhysical Requirements:Frequently moves Audio/Visual or Computer equipment weighing up to 50 pounds across and/or around a business campus or large facility.The person in this position needs to occasionally move about inside the office to access filing cabinets, office machinery, etc.Frequently communicates with co-workers, management, and customers, which may involve delivering presentationsConstantly positions self to maintain equipment, including under desks and in network closets.

ManTech seeks a motivated, career and customer-oriented Senior Technical Investigative Analyst to join our team in Chantilly, VA. The Senior Technical Investigative Analyst will leverage their extensive analytic and technical skills and experience in support of the Sponsor’s investigative mission.Responsibilities include but are not limited to:Leveraging investigative, analytic, technical and writing skills and experience to analyze large data sets thoroughly and efficiently to identify concerning behavior and non-obvious correlationsPerforming all-source analysis in support of the Sponsor’s missionResearching, preparing, and presenting reports and briefings as requiredDetecting fraud, waste, abuse, and misuse of information technologies systemsCommunicating and coordinating with internal and external partners and customers as neededProposing new methodologies and/or tools to improve analytic capabilitiesParticipating in working groups and technical meetings to address issuesMinimum Qualifications:High School Diploma with 7+ years of relevant experience with investigative, analytic and/or engineering experience applicable to the Sponsor’s missionDemonstrated effectiveness in providing impromptu as well as prepared data analysis/briefings and in closing out investigative efforts and presenting findings for review and actionStrong SQL experience, and technical experience relevant to querying and analyzing data for investigative or operational purposesDemonstrated effectiveness in collecting and analyzing potentially highly-technical information and accurately representing/visualizing it to non-technical third partiesFamiliarity with the ELK stack for analysis of large data setsAbility to write custom scripts to load/clean data and familiarity with business intelligence tools or other technologies to create data visualizationsPreferred Qualifications:Strong writing skills, to include formal written reports and less-formal email correspondenceExceptional judgement in support of questions generated from Sponsor data holdingsExperience searching, reading, and comprehending information using the Sponsor’s key analytic/targeting toolsExperience coding in Python, R, Java, or similar languagesExperience with Cloud environments such as AWS, Azure, etc.Clearance Requirements:An active TS/SCI with PolygraphPhysical Requirements:Must be able to remain in a stationary position 50%Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.Frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations

ManTech seeks a motivated, career and customer-oriented Cyber Network Defense Analyst in Herndon, VA.As a CND Analyst on our team, you will use your expertise in specialized network defense to provide innovative and creative solutions to challenging cyber security problems. You will utilize the latest cyber tools available and assist with creating new ones while allowing you to advance the nation's information security posture.Responsibilities include, but are not limited to:Provide malicious code detection, intrusion detection, and information security tool development and integration.Utilize forensic analysis to identify malware, misuse, and/or unauthorized activity.Investigate and report on virus and malware alerts or incidents to determine root cause, entry point of code and damage risk.Analyze all data sources, including Internet, Intelligence Community (IC) reporting, security events, firewall logs, and other data sources to identify malware, misuse, unauthorized activity or other cyber security related concerns.Track intelligence using open source and classified sources to identify malicious code threats and provide solutions to counteract that threat.Manage and administer the tuning of rules, signatures, and custom content for CND applications and systems and identify potential conflicts with implementation of any CND tools within the enterprise and develop recommendations to remediate these conflictsProvide logical use case development.Provide and track requirements to engineering partners.Identify gaps in visibility or coverage of cyber defense systems.Prepare data analytics and reporting.Minimum Qualifications:High School Diploma and 11+ years of experience in a cyber security or network security role, or Bachelor’s degree in a technical field with 7+ years of experienceExperience writing script in programming languages such as Python, JavaScript, Yara or SnortExperience using SIEM tools for case development and applicationExperience with network security applications, protocols, and associated hardwareExperience with one or more of the following classes of enterprise cyber defense technologies: SysMon, Network and Host based IDS and IPS, Network and host-based malware detection and prevention, Endpoint Detection & Response (EDR) and Network Detection & Response (NDR), Network and Host malware detection and prevention (EDR/NDR) tools, Web/Email gateway security technologies, Security Orchestration, Automation and Response (SOAR) or Cloud Based platforms such as Azure, AWS, or GooglePreferred Qualifications:Experience working with MITRE ATT&CKExperience with Splunk or Splunk Enterprise SecurityExperience with forensics tools and applicationsClearance Requirements: Must have an active/Current TS/SCI with polygraphPhysical Requirements:Must be able to remain in a stationary position 50%

Mantech seeks a motivated, career and customer-oriented OracleDatabase Administrator/Engineer, to join our team in Laurel, MD.The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation.Responsibilities Included but are not limited to:Manages the full lifecycle of Oracle databases, including builds, structure development, decommissioning, monitoring, data migrations, configuration, software baseline maintenance, patching, and documentation.Responsible for supporting the development of long- and short-term requirements for database administration and design.Will assist with guiding users in formulating requirements, advises alternative approaches, and conducts feasibility studies.Responsible for supporting the analysis and evaluation of system improvements, optimization, development and/or maintenance efforts.Minimum Qualifications:Bachelor’s degree in a technical discipline from an accredited college or university. 5 additional years engineering experience might be substituted for a bachelor’s degree14+ years’ experience as a Database Administrator/Engineer in programs and contracts of similar scope, type and complexity is requiredExperience with administration and engineering of Oracle and PostgreSQL DatabasesExperience with Oracle databases 12c, 19c, and/or laterIAT II certification (DoD 8140 required within 60 days of starting employment. Acceptable certifications include CCNA-Security/CySA+/GICSP/GSEC/Security+ CE/CND/ or SSCP)Preferred Qualifications:Experience with: MySQL, Oracle Enterprise Management (OEM) / Cloud Control, BARMAN, PGADMIN, Data Pump, Oracle Recovery Manager (RMAN), Oracle Exadata/RAC.Clearance Requirements:Must have a current/active TS/SCI w/ PolygraphPhysical Requirements: The candidate must be able to move, carry and deliver workstations from inside the office to customer’s desk.The person in this position must be able to remain in a stationary position 50% of the time.Must communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

Mantech seeks a motivated, career and customer-oriented Cloud Solution Architect to join our team in Laurel, MD.We deliver critical enterprise infrastructure capabilities that enable a global workforce to carry out vital national defense missions. Our work is a key component of the Enterprise Infrastructure Services (EIS) organization, which oversees MPO's Enterprise Information Technology (EIT). EIT serves as the backbone platform supporting all enterprise users.Responsibilities include, but are not limited to:Serve as a cloud strategy and architecture lead, supporting the customer’s transition to modernized, cloud-native environments.Lead technical exchange meetings and provide expert consultation on cloud migration, transformation planning, and solution optimization.Conduct Analysis-of-Alternatives (AoA) to evaluate cloud architectures and implementation strategies for mission-critical applications.Develop well-informed cloud adoption roadmaps and architecture artifacts in alignment with enterprise strategy.Provide recommendations on cloud services and capabilities based on application-specific needs, security compliance, and cost-efficiency.Collaborate with stakeholders, IPTs, and vendors to guide the implementation of secure, scalable, and resilient cloud solutions.Minimum Qualifications:Bachelor’s degree and 12+ years of relevant experience OR an associate’s degree and 15 years of relevant experience.Demonstrated experience providing technical direction, leading complex IT/cloud architecture projects in enterprise environments and providing cloud strategy for medium to large-scale systems.Proven experience advising application/product teams on migrating legacy systems to cloud-based solutions such as AWS, Azure or Oracle Cloud Infrastructure (OCI)IAT II certification (DoD 8140 required within 60 days of starting employment. Acceptable certifications include CCNA-Security/CySA+/GICSP/GSEC/Security+ CE/CND/ or SSCP)Extensive experience designing and implementing solutions in AWS, demonstrating deep understanding of core AWS services and the Well-Architected FrameworkPreferred Qualifications:Design, model, and implement robust data architectures for both cloud and relational repositories, including logical and physical data modeling, database design, administration, tuning, and application development.Experience architecting and implementing cloud environments with a focus on high availability, fault tolerance, scalability, and cost optimization.Familiarity with DevSecOps, Infrastructure as Code (IaC), and automation frameworks is a plus.Experience with architecting, implementing, and optimizing cloud-based solutions using Amazon Web Services (AWS), adhering to the AWS Well-Architected Framework, including VPC, routing, subnets, Security Groups, ELB, Auto-Scaling, RDS, Route 53, S3, CloudFront, SNS, CloudTrail, CloudWatch, GuardDuty, and Inspector.Clearance Requirements:Must possess a current/active TS/SCI with Polygraph.Physical Requirements:Must be able to remain in a stationary position 50% of the time.Occasionally moves about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and/or virtual communication, which may involve delivering presentations.

Mantech seeks a motivated, career and customer-oriented Cloud System Engineer, to join our team in Laurel, MD. The Cloud System Engineer will support enterprise cloud transformation initiatives across mission-critical programs. The ideal candidate will have experience in cloud-based systems architecture, demonstrate knowledge of DevOps, and contribute to the strategic design and implementation of scalable, secure, and resilient cloud environments across various platforms. Responsibilities includebut are not limited to:The engineer will be responsible for integrating new solutions into existing on-premises cloud resources or off-premises infrastructure and evaluate impact to efficiently service changing business needs.Will integrate cloud applications for performance, resiliency, availability and scale.Should be able to engineer solutions with a DevOps approach for workloads using proven, cloud technologies including automation with Amazon CloudFormation, Ansible, and Docker. The engineer should be able to take an innovative approach to cloud design. Candidate should think outside the box and have a thorough understanding of DevOps and push our approach beyond typical cloud design.Assist with automation and the development of scripts across multiple cloud providers to develop an infrastructure as a code library.Minimum Qualifications:Bachelor’s degree with 12+ years of relevant experience OR associate’s degree with 15+ years of relevant experience OR high school diploma with 20+ years of relevant experienceIAT II certification (DoD 8140 required within 60 days of starting employment. Acceptable certifications include CCNA-Security/CySA+/GICSP/GSEC/Security+ CE/CND/ or SSCP)Must possess strong knowledge of a wide range of cloud services and solutions such as AWS, and Microsoft Azure Products.Experience with automating processes, managing cloud infrastructure, and ensuring smooth cloud integration using DevOps practicesExperience with managing CI/CD pipelines, automating infrastructure provisioning, and monitoring application performance in the cloudPreferred Qualifications: Scripting experience with tools such as Python and PowershellExperience with Infrastructure as Code (IaC) languages (Terraform or BICEP)Clearance Requirements: Must have a current active Top Secret/SCI with PolygraphPhysical Requirements:Must be able to remain in a stationary position 50% of the timeOccasionally moves about inside the office to access file cabinets, office machinery, etc.Frequently communicates with co-workers, management, and customers, including delivering presentations. Must be able to exchange accurate information in these situations

Mantech seeks a motivated, career-driven, and customer-focused Sr. UI Engineer to join our team in Annapolis Junction MD.This position will play a key part in building secure, scalable, and mission-enabling applications that support enterprise infrastructure capabilities for a global workforce. This role requires hands-on expertise in both front-end and back-end development, as well as knowledge of infrastructure and DevOps tools in a secure enterprise environment.Responsibilities include, but are not limited to:Act as a senior technical consultant delivering expert guidance on full-stack technologies and modern development practicesDesign and develop responsive user interfaces and rich browser applications using modern UI frameworks and design patternsPrototype, test, and iterate UI/UX solutions based on user research, journey mapping, and usability principlesBuild scalable backend services and APIs using Java and Spring BootSupport containerized deployments using Docker, and manage builds with MavenImplement and manage GitOps pipelines with Flux and Kustomize for Kubernetes-based environmentsIntegrate services using REST APIs and manage infrastructure using Helm, Kudectl, and RancherLeverage tools such as Git/GitLab, Jira, and Confluence for agile collaboration and trackingDevelop in Linux environments using scripting languages like Python and tools like IntelliJ IDEAMinimum Qualifications:Bachelor’s degree with 12+ years of relevant experience OR associate’s degree with 15 years of relevant experience OR high school diploma/GED with 20 years of relevant experienceExperience with Java, Spring Boot, and Maven for backend developmentExperience with React, TypeScript, Material UI (MUI), Cypress, Vitest, or Vite for UI developmentExperience with Docker, RESTful APIs, and GitOps workflowsExperience with maintaining and modernizing AWS platformsStrong scripting skills in Python and familiarity with Linux-based developmentIAT I certification (DoD 8140 required within 60 days of starting employment. Acceptable certifications include A+ CE/CCNA-Security/CND/Network+ CE /CySA+/GICSP/GSEC/Security+ CE/CND/SSCP)Preferred Qualifications:Experience with MongoDBExperience with Mattemost/HUSTLEExperience with Kubernetes, Helm, Rancher, Flux, and Kudectl in secure DevOps environmentsHands-on experience with JIRA, Confluence, IDEA IDE, and CI/CD pipeline tools such as Git/GitLabClearance Requirements:Must have a current/active TS/SCI with PolygraphPhysical Requirements:Must be able to remain in a stationary position 50% of the timeOccasionally moves about inside the office to access file cabinets, office machinery, etc.Frequently communicates with co-workers, management, and customers via email, phone, and virtual tools, which may include delivering presentations. Must be able to exchange accurate information in these situations

Mantech seeks a highly motivated and collaborative DevOps Engineer to join our team in Annapolis Junction, MDThis position will support the development, deployment, and sustainment of secure backend and infrastructure services in a mission-driven enterprise environment. You will be part of the Enterprise Infrastructure Services (EIS) organization responsible for MPO’s foundational Enterprise Information Technology (EIT) platform, enabling enterprise-wide capabilities for a global user base.Responsibilities include, but are not limited to:Design, deploy, and maintain scalable and secure infrastructure in Kubernetes environments using GitOps workflows with Flux, Kudectl, and KustomizeIntegrate and manage service mesh technologies such as Istio for secure traffic flow and observabilitySupport containerization pipelines using Docker and automate builds with MavenManage system documentation and inventories across the lifecycle to ensure compliance and traceabilityConduct development and troubleshooting within Linux environments and support script-based automation using PythonCollaborate with software developers and security analysts to align infrastructure support with secure coding and authorization needsAddress POAMs (Plan of Action and Milestones) related to IAVA/IAVAx findings and support remediation actionsMinimum Qualifications:Bachelor’s degree with 12+ years of related experience OR associate’s degree with 15 years OR high school diploma/GED with 20 years of experienceExperience with scripting and analysis skills in Python using Linux-based development environmentsStrong background in containerization with Docker and infrastructure automation using MavenExperience using Jira, Confluence, and IDEA IDE for agile collaboration.Preferred Qualifications:Experience managing Kubernetes clusters with Istio and RancherGeneral DevOps KnowledgeProficiency with Git/GitLabExperience using Flux, Kudectl, and KustomizeFamiliarity with streaming and caching tools such as Kafka and RedisClearance Requirements:Must have a current/active TS/SCI with PolygraphPhysical Requirements:Must be able to remain in a stationary position 50% of the timeOccasionally moves about inside the office to access file cabinets, office machinery, etc.Frequently communicates with co-workers, management, and customers, including delivering presentations. Must be able to exchange accurate information in these situations

ManTech seeks a motivated, career and customer-oriented Audio-Visual System Engineer (AVMM) to join our team in Annapolis Junction, MD. The AVMM SME is responsible for Kitting and deploying small, medium and large conference rooms, classrooms and small meeting areas with video/teleconferencing, other integrated pieces of AVMM hardware and data walls in support of the Government customer.Responsibilities include but are not limited to:With minimum to no supervision and guidance, evaluate, design, document, install, implement, test, and perform problem isolation and resolution, monitor, tune, and enforce standards for AVMM End User Devices and related networks.Maintain a complex range of AVMM and computer network components and systems.Support integration of a total AVMM network including the planning, design, installation, maintenance, management, and coordination of the AVMM network.Monitor, tune, and support basic existing AVMM devices (IPTV, Conference rooms of varying sizes and complexities) and network infrastructure to ensure stable, reliable, secure, and efficient AVMM operations.Support Identification, assessment, and development of detailed requirements for upgrading AVMM networks, such as supporting re-architecture of network segments in order to facilitate new requirements, technologies and growth.Analyze current products and recommends changes/upgrades to senior management.Assembles and updates documentation in the form of problem and change management tickets.Maintain timely and complete documentation of all daily and project work, using standard methods and procedures.Troubleshoot, and devise solutions to complex operational problems within the capacity and operational limitations of installed equipment.Follow technical standards set by senior level engineers.Communicate effectively with a wide variety of technical and non-technical audiences, including customers, team partners, and other staff members.May lead a small team to complete larger efforts (modernization, refresh, projects)Travel is required in support of service requirements ~20. This position also offers opportunities to support other bodies of work, at different locations, and to travel both CONUS and OCONUS (no hostile areas) for AVMM support.Minimum Qualifications:Bachelor’s degree and 4 years of relevant experience.Experience (basic knowledge) with Crestron programming, with the expectation of gaining greater competencyExperience with service management knowledge in key ITSM processes including incident management, problem management, change management, service level management and knowledge managementIATT Level 2 certification, such as Security+ CE is required, but will allow a Level 1 (Net+, A+, etc) to start but must attain Level 2 within 6 months of start date.Experience in a technical management role with an understanding of IT equipment and service life as well as planning and implementation of equipment replacementExperience with presentations with the ability to convey technical and business concepts to various audiences, ability to handle complex customer situations and interact with all levels of personnel to provide a quick and effective resolution.Experience with resource management with the ability to manage teams, personnel and customers’ needsExperience effectively managing and satisfying projects of a technical nature.Preferred Qualifications:Experience with customer ticketing systems such as ServiceNowExpert Crestron programming capability a major +Support to network devices (including servers) in support of AVMM/IPTV/Streaming servicesPMP Certification, and ITIL Foundations V3 certification desiredExperience with large scale enterprise IT contracts.Clearance Requirements:Must have a current/active TS/SCI w/ PolyPhysical Requirements:The person must be able to handle AVMM equipment to include up to 100” TVs with assistance. Occasionally move about inside the office to collaborate with other leaders/teams, use standard office automation equipment, and virtual communication, which may involve delivering presentations.

ManTech seeks a motivated, career and customer-oriented Software Test Engineer to join our team in Hanover, MD.This team provides software development support for an organization that is tasked with dissemination of data to various customers within the Intelligence Community.Responsibilities include, but are not limited to:Leading the development of Software Assurance Analysis methodologies, formulating, and validating testing scores, creating, and validating test cases that support Software Assurance (SwA) tool analysis.Provide technical expertise in the testing of client software and providing remediation recommendations with clients.Mentoring junior Software Assurance Evaluation Engineers providing advice, guidance, consultation and teaching state-of-the-art software assurance testing and analysis techniquesLead efforts in defining new methods and techniques for software assurance testing and analysis; and surveying industry to identify new source code SwA tools and methodologies.Tuning and running source code analysis tools, evaluating the strengths and weaknesses, and determining the suitability for a given software/customer while interpreting, prioritizing, and using source code SwA tools results to remediate potential vulnerabilities in software.Minimum Qualifications:5 + years in software analysis related experienceExperience with evaluating the strengths and weaknesses and determining the suitability of software in a given software/customer environment.Experience designing, implementing and testing source code SwA analysis processes.Programming experience in Java, C/C++, or C#.Experience developing & consulting on code for production systems using structured development environments.Preferred Qualifications:Experience with RUSTExperience with some or all the below technologies:KlockworkCodePeerFortran-LintCodeSonarSecurity FortifyIDA ProMATLABSecurity Clearance Requirements:Active TS/SCI w/ PolygraphPhysical Requirements:Must be able to remain in a stationary position 50%.Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer.The person in this position frequently communicates with co-workers, management, and customers, which may involve delivering presentations.

Mantech seeks a motivated, career and customer-oriented Cloud DevOps Engineer to join our team in Hanover, MD.In this role you will be working as a cloud Engineer utilizing cloud computing platforms and developing full stack web application interfacing with AWS services. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation.Responsibilities Included but are not limited to:Responsible for building new and improving existing CI/CD pipelines.Responsible for performing operations on end-user virtual machine provisioning/de-provisioning (VMWARE, and Amazon AWS platforms) supporting the automation of Active Directory security group manipulations.Will perform daily development using .Net framework with C#, Python, MSSQL and minor system administrative duties on Windows and Linux platforms.Responsible for creating collection object cleanup routine within an Angular/Node JS application to simulate a hierarchical cascade delete process for a dynamic MongoDB system.Minimum Qualifications:Bachelor’s degree in Computer Science or a related discipline from an accredited college or university12+ years of programming experience, including 1.5+ years with an object-oriented language. 5+ years functional experience with containerization technologies like Docker. 2+ years’ experience working within the Linux desktop environment and bash shell Experience with Ansible, Python, Angular and DjangoIAT II certification (DoD 8140 required within 60 days of starting employment. Acceptable certifications include CCNA-Security/CySA+/GICSP/GSEC/Security+ CE/CND/ or SSCP)Preferred Qualifications: Experience with open-source technologies and tools to accomplish specific use cases encountered within the project such as GitLab, AWS Web Services, and Visual Studio .Net framework with C#, Python, MSSQL and minor system administrative duties on Windows and Linux platformsKubernetes Application Developer or Administrator certification can be substituted for additional 2 years of experience Clearance Requirements:Must have a current/active TS/SCI w/ Polygraph.Physical Requirements:The candidate must be able to move, carry and deliver workstations from inside the office to customer’s desk.The person in this position must be able to remain in a stationary position 50% of the time.Must communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

ManTech seeks a motivated, career and customer-orientedLead CNO Software Engineerto join our team in theHanover, Maryland.Responsibilities include, but are not limited to:Coding and development with Python, Java and Groovy.Performing data analytics on logs, images, and other formats.Working with Databases and General Troubleshooting (tuning and optimization, deadlocks, keys, normalization) in any Relational Database Engines (MySQL, PostgreSQL, Oracle, SQL Server).Using streaming technologies (e.g. Kafka), including customization of data flows.Log analysis and General Troubleshooting (tuning and optimization, Search and Indexing Operations, mapping, monitoring).Working with Elastic Stack (Elastic, Logstash, Beats, Kibana, Fluent etc.) and Opensearch APIs.Perform system and subsystem definition, preliminary and detailed design, design implementation, and subsystem and system integration and tests for a system.Research requirements for a product, including target environment, performance criteria, and competitive issues, design new capabilities and recommend improvements to existing capabilities.Determine computer user needs; analyze system capabilities to resolve problems on program intent, output requirements, input data acquisition, programming.Ensure software standards are met and perform quality control on team products, coordinate and perform software deployments for developed products.Mentor junior software developers.Minimum Qualifications:Bachelor’s degree and 20+ years of programming experience or High School Diploma and 24+ years of programming experienceExperience coding in Python and JavaExperience with build environments such as Gradle or MavenExperience with Object Oriented Analysis and DesignExperience with XML or JSONExperience with data ingest, data storage, and data processing techniques.Knowledge of agile software development methodologyPreferred Qualifications:Experience with Software Version ControlExperience with SQL and of NoSQL databasesExperience with MongoDBExperience with ElasticExperience with troubleshooting and maintaining complex code Experience with Subversion/GITExperience with Atlassian Tools such as Confluence, Jira, Bamboo, Crucible or similarExperience using VMWare, preferably ESXClearance Requirements:Must have active/current TS/SCI with PolygraphPhysical Requirements:Ability to remain stationary up to 50% of the time

ManTech seeks a motivated, career and customer-orientedCNO SoftwareEngineer to join our team in Hanover, Maryland.As a CNO Software Engineer on our team, you will provide specialized development, testing and evaluation capabilities tailored to system functions.Responsibilities include, but are not limited to:Develop and code in Python, Java and XML, ensuring software standards are met.Perform system and subsystem definition, preliminary and detailed design, design implementation, and subsystem and system integration and tests for a system.Research requirements for a product, including CNO deployment environment, performance criteria, and competitive issues.Design ideas for new capabilities or recommendations for improvements to existing capabilities.Determine computer user needs; analyzes system capabilities to resolve problems on program intent, output requirements, input data acquisition, programming.Debug and troubleshoot software, modifying existing software to correct errors, to adapt to new requirements, or to improve performance.Perform quality control on team products.Coordinate and perform software deployments for developed products.Minimum Qualifications:Bachelor’s degree in computer science or related technical field and 7+ years of programming experience or High School Diploma and 11+ years of programming experienceExperience with Python and JavaExperience with build environments such as Gradle or MavenExperience with Object Oriented Analysis and DesignKnowledge Software Version ControlKnowledge of CNO environmentKnowledge of XML or XSLTPreferred Qualifications:Experience with SQL and NoSQL databasesExperience with Subversion/GITKnowledge of agile software development methodologyKnowledge of Atlassian Tools, such as Confluence, Jira, Bamboo, Crucible or similarSecurity Clearance Requirements:Must have an active/current TS/SCI with PolygraphPhysical Requirements:Must be able to remain in a stationary position 50% of the time

ManTech is seeking a motivated, career and customer-oriented Systems Engineer to join our team in Linthicum Heights, MD. The position is part of a team that provides systems engineering, cybersecurity analysis and cryptographic engineering technical expertise.Responsibilities include, but are not limited to:Providetechnical leadership for the full system development life cycle, including requirements, design, integration, and testing of complex hardware/software systemsSupport and guide system development and implementation planning through assessment or preparation of system engineering management plans and system integration and test plansSupport the planning and test analysis of the DoD Certification/Accreditation Process (as well as other Government Certification and Accreditation processes)Participate in establishing and gaining approval of the definition of a system or component under development (requirements, designs, interfaces, test procedures, etc.) that provides a common reference point for hardware and software developersDerive and validate detailed, lower-level requirements to ensure they are complete and verifiable, providing input for program work plans.Manage system requirements and derived requirements to ensure the delivery of production systems that are compatible with the defined system architecture(s) – Department of Defense Architecture Framework (DoDAF), Service-oriented Architecture (SOA), etcContribute to the development of sections of systems engineering documentation such as System Engineering Plans, Initial Capabilities Documents, Requirements specifications, and Interface Control Documents Coordinate the resolution of action items from Configuration Control Board (CCB) meetings, design reviews, program reviews, and test reviews that require cross-discipline coordinationBasic Qualifications/Capabilities:Bachelor’s degree in Computer Science, Engineering, or Computer Engineering and 14+ years of experience; an additional 5 years of relevant experience might be considered for a degreeMust have working knowledge and understanding of computer networks, including network architecture, protocols, and troubleshooting in enterprise environments.Security Clearance Requirements:Must have a current/ active TS/SCI clearance w/ polygraphPhysical Requirements:Must be able to remain in a stationary position for extended periods of time. Needs to occasionally move about inside the office to access file cabinets, office machinery, etc. Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer

ManTech is seeking a motivated, career and customer-oriented Information Systems Security Engineer to join our team in Linthicum, MD. The position is part of a team that provides security engineering in the Linthicum location and will provide implementation and/or integration of secure networking, computing and enclave environments.Responsibilities Included but are not limited to:Responsible for providing expertise in complying with Systems Security Certification & Accreditation (C&A) processes, to include discovery meetings, achieving Interim Approval to Test (IATT) and in obtaining final Approval to Operate (ATO) status for Systems Security Plans (SSP) associated with all mission systems to gain successful accreditation as well as manage all security relevant changes to the mission systems, assuring SSP documentation is up-to-date and ATO status is maintained.Perform/review technical security assessments of computing environments for non- complianceValidate and verify system security requirements definitions and analysis and establishes system security designsAssist architects and systems developers in the identification and implementation of appropriate information security functionalitySupport the building of security architectures and enforce the design and implementation of trusted relations among external systems and architecturesAssess and mitigate system security threats/risks throughout the program life cycleContribute to security planning, assessment, risk analysis, risk management, certification and awareness activities for system and networking operationsReview certification and accreditation documentation and provide feedback on completeness and compliance of its content.Minimum Qualifications:Bachelor's degree in Computer Science, Information Assurance, Information Security System Engineering, or related discipline from an accredited college or university7 years experience as an Information Systems Security Engineer on programs and contracts of similar scope, type, and complexity.In lieu of a degree four (4) years of additional Information Systems Security Engineer experience may be substituted for a bachelor's degree.IASAE Level 2 Certificate required.Clearance Requirements:Must have a current/active TS/SCI w/ Polygraph.Physical Requirements: The person in this position must be able to remain in a stationary position 50% of the time.Must communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.