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 the Hanover, Maryland location. Provides 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 metPerform system and subsystem definition, preliminary and detailed design, design implementation, and subsystem and system integration and tests for a systemResearch requirements for a product, including CNO deployment environment, performance criteria, and competitive issuesDesign for new capabilities or recommendations for improvements to existing capabilitiesDetermining computer user needs; analyzes system capabilities to resolve problems on program intent, output requirements, input data acquisition, programmingDebug and troubleshoot software, modify existing software to correct errors, to adapt to new requirements, or to improve performance and perform quality control on team productsCoordinating and performing software deployments for developed productsMinimum Qualifications:Bachelor’s degree in Computer Science or related field and 7+ years of programming experience or High School Diploma and 11+ years of programming experienceExperience developing and coding in Python and JavaExperience with build environments such as Gradle or MavenExperience with Object Oriented Analysis and DesignKnowledge of Software Version ControlKnowledge of CNO environmentKnowledge of Agile software development methodologyKnowledge of XML or XSLTPreferred Qualifications:Experience with SQL and NoSQL databasesSubversion/GIT experienceAtlassian Tools (Confluence, Jira, Bamboo, Crucible)Security 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.

ManTech seeks a motivated, career and customer-oriented Cyber Incident Response Analyst to join our team in McLean, Virginia. Our team provides 24x7x365 support to our customer.The Cyber Incident Response Analyst will work a 4-day work week; 10 hours per shift. Staff will be assigned to either Sun-Wed or Wed-Sat. The schedule is fixed and does not rotate. We have openings on 1st, 2nd and 3rd shifts. Shift differential applies to 2nd and 3rd shifts. Candidate must be able to train on day shift for 6 months.Responsibilities include but are not limited to:Incident Detection and MonitoringIncident Analysis and InvestigationIncident Response and MitigationThreat Intelligence and Vulnerability ManagementReporting and DocumentationMinimum Qualifications:Bachelor’s Degree or High School diploma and 1+ years of experience in incident response or security operations center or a cyber security related role.Knowledge of cybersecurity principles, incident detection, analysis, and response methodologies.Knowledge of operating systems, network protocols, and security technologies.Knowledge of threat intelligence, vulnerability management, and security incident response best practices.Ability to obtain a DoD 8570 IAT-II certification within 6 months of hirePreferred Qualifications:Relevant certifications including GIAC Certified Incident Handler (GCIH), Certified Incident Response Handler (GCFA) or similarExperience with using SIEM systems, network security tools, and log analysis toolsExperience with cyber incident responseExperience with Mitre ATT&CK frameworkExperience with threat intelligence, vulnerability management, and security incident responseClearance 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

ManTech is seeking a motivated, career and customer-oriented Enterprise Systems Engineer to join our team in McLean, VA.Responsibilities include but are not limited to:Develop complex, enterprise solutions across the appropriate engineering environments to meet business and mission requirements or enhance performancePlan, conduct, and oversee the technical aspects of large, complex projects; coordinate the efforts of technical support staff in the performance of assigned projectsPerform full-stack software engineering development using Agile methodologiesDevelop and execute business process analysis, reengineering and digital transformation that adapt to user needs and requirements and meet business goalsOversee the day-to-day operation of Tier 1 - 3 support as needed (troubleshooting, problem resolution support, and Root Cause Analysis (RCA)Develop and apply advanced methods, theories and research techniques in the investigation and solution of highly complex system requirements and problemsProvide complex technical consultation on current and proposed systems to other organizations and clientsEnhance web-based applications to maximize User Experience (UX) and accessibility standardsBasic Qualifications:Bachelor’s Degree in a technical field (Science, Technology, Engineering, and Mathematics (STEM))7+ years serving as an Engineering Lead or similar work leading high performing teamsExperience in maintaining compliance with Natural Industrial Security Program Operating Manual (NISPOM) requirements and Intelligence Community Directives (ICDs)Familiarity with virtualizing servers, storage, networks, desktop and applications to improve efficiency, security and scalabilityFamiliarity with access control models and network securitySolid understanding of server operating systems (Linux, Windows)In-depth understanding of communication protocols and routing protocolsPreferred Qualifications:Advanced degrees and certifications are desired (e.g. - MCSE, CCNP, or CISSP)Experience supporting configuration management in a multi-region environmentExperience building PaaS or internal cloudAdvanced experience in systems integration, the ability to write integration code for ServiceNowClearance 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. 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 Enterprise Architect to join our team in McLean, VA.Responsibilities include but are not limited to:Oversee and manage the customer’s business, Information Technology (IT), application, and data architecturePlan, develop, and execute the customer’s Enterprise Architecture (EA) solution strategy, consistent with security guidelines and EA industry standardsProvide technical analysis and advice on application and operational environments, functional systems analysis, design, integration, documentation, and implementationFacilitate and participate in business and IT alignment through stakeholder collaboration, driving digital business strategiesAnalyze business and operating models, market trends and the technology industry to determine their potential impact on the customer’s enterprises business strategy, direction, and architectureValidate IT infrastructure and other reference architectures for adherence to security guidelines and procedures and recommend changes to enhance security and reduce risksBasic Qualifications:Bachelor’s Degree in a technical field (Science, Technology, Engineering, and Mathematics (STEM))7+ years serving as an Architect Lead or similar work leading platform-based technology strategy or solution deliveryExperience with delivery frameworks, such as Agile, DevSecOps, and integrated Human-Centered DesignExperience in end-to-end solution development lifecycle and agile methodologiesExpertise in cloud services supporting identity management, microservice and event-driven architectures and modern data architecturesPreferred Qualifications:Advanced degrees and certifications are desired (e.g., TOGAF, Open CA, Zachman Certified Architecture)Understanding of the Government program management and acquisition framework and System Engineering Life Cycle (SELC) highly preferred.Delivery experience in enterprise-scale software and data platforms for Government agenciesClearance Requirements:TS/SCI with 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 and customer-oriented Senior CyberSecurity Engineer to join our team onsite in Herndon, VA or Reston, VA to design, implement, and maintain secure environments that align with compliance standards in support of a high-priority mission at one of our National Intelligence Customers.Responsibilities include but are not limited to:Responsible for supporting the acceptance of an Authorization to Operate (ATO) for the new Modern Data Platform (MDP) transformationSupport ISSE/ISSO tasking, including the documentation and navigation of the customer’s accreditation process for ATOWork closely with Security Engineers to ensure security solutions are meeting customer accreditation requirements and following security controlsUse RMF (Risk Management Framework) NIST 800-53, NISPOM, and ICD for cybersecurity and information security protocols to drive tasking and ensure complianceMinimum Qualifications:Bachelor’s degree in a related field OR additional equivalent work experience8+ years of experience relevant to this position, including 4+ years of consulting experienceTeam lead or management experienceExpert in System Accreditation process and protocols within the Intelligence CommunityExperience with Software Development Lifecycle, application security, Cloud principals and engineeringExperience with NIST 800-53 and implementing Risk Management FrameworkUnderstanding of vulnerability assessment tools like Rapid7 or NessusKnowledge of User Access Monitoring, Identity Access Management and controls. Experience in creating and reviewing system design documents and workflowsPreferred Qualifications:Master’s degree in a technical fieldExperience with Terraform, SIEM and AI/ML GovernanceKnowledge of cross-domain solutions, Zero Trust, and/or IDP (Identity Provider) integration skillsHands-on experience with security tools such as Splunk or CrowdStrikeScripting or automation experience (Python, Bash, PowerShell) to support security operationsClearance Requirements:Must have 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, officemachinery, etc.Frequently communicates with co-workers, management, and customers, which mayinvolve delivering presentations. Must be able to exchange accurate information inthese situations

ManTech seeks a motivated, career and customer-oriented Senior Network Engineer to join our team in Reston, VA. This is an onsite position.The Senior Network Engineer will work with Network and Systems Engineers to design, build, monitor, maintain, and upgrade all program networks to ensure data is consistently available and flowing properly.Responsibilities include but are not limited to:Designing, building, monitoring, maintaining, and upgrading all program networks and communications linksAnalyzing networks and communications links to identify and resolve architecture, provider, environment, or other issuesImplementing and maintaining effective tools to evaluate/analyze data movement and ensure data integrity throughout the networkWorking with engineering teams to troubleshoot integration issues and to maximize network and system performanceEstablishing appropriate network monitoring and early warning mechanisms to proactively identify potential issues before they impact operationsMonitoring and evaluating network performance and recommending improvementsPerforming performance testing and tuning for all network and Cloud infrastructuresMinimum Qualifications:10+ years of relevant experience serving as a Network Engineer or performing similar technical dutiesStrong experience with network hardware configuration and maintenance in large-scale environmentsStrong experience with relevant networking and firewall technologies such as Cisco and Palo AltoStrong network administration experience in areas such as DNS, routing, firewall configuration, scripting and automationStrong Cloud experience, including remote management, with technologies such as AWSStrong experience performing Tier 2-4 network troubleshooting and resolving issuesPreferred Qualifications:Prior experience managing and maintaining complex networks used to transport data worldwideAbility and willingness to travel overseas if requiredClearance Requirements:Must have an active/current TS/SCI w/ 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 needs to occasionally move about inside the office to access file cabinets, office machinery, etc.

MANTECH seeks a motivated, career and customer-oriented Data Engineer to join our Data and AI Practice onsite in Chantilly and/or Herndon, VA. You will be a part of a dynamic, cross-functional team focused on transforming how Government clients extract insights from data to achieve critical mission objectives. You will be providing support in the analysis, design, implementation, and optimization of complex, enterprise-wide, cloud-based data management solutions that align with mission goals and requirements.Responsibilities include but are not limited to:Designing, deploying, and maintaining cloud-based databasesProviding support for database management tasksWork closely with cloud infrastructure teams to ensure seamless integration of cloud base databases with applications and servicesImplement 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 and at least 5 years of experience in data engineering, database administration, or related rolesExperience with data architecture, engineering, and data modelingExperience with managing structured and unstructured data, and knowledge of binary file types like Parquet, Hudi, Iceberg, Delta LakeExperience with Schema on readExperience integrating Oracle databases with big data platforms such as Hadoop, Spark, or cloud-based data lakesFamiliarity with Oracle SQL, MySQL, PostgreSQL, MongoDB, or Oracle Database Engineering.Preferred Qualifications:Master’s degree in Computer Science, Information Technology, Engineering, or a related field.Experience with PL/SQL and/or Exadata Exposure to cloud platforms such as Oracle Cloud Infrastructure (OCI), AWS, or Azure Experience with streaming data architectures such as Apache Kafka, Oracle Stream Analytics Experience with semantic layer/integrated data layer Knowledge of data security best practices and regulatory compliance Experience with DevOps and CI/CD pipelines in a data engineering context Oracle certifications such as Oracle Certified Professional or Oracle Big Data certification are a plusClearance Requirements:Must possess a current and active TS/SCI with 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 Data Scientist to join our Data and AI Practice onsite in Chantilly and/or Herndon, VA. You will be a part of a dynamic, cross-functional team focused on transforming how Government clients extract insights from data to achieve critical mission objectives. You will be providing support in the analysis, design, implementation, and optimization of complex, enterprise-wide, cloud-based data science and analytics solutions that align with mission goals and requirements.Responsibilities include but are not limited to:Design, develop, and deploy cloud analytics and data science solutions.Develop models and solutions applied to problem sets in a broad range of data science and data analytics areas, including but not limited to, graph analytics, anomaly detection, geo-spatial analysis, and data visualization.Contribute data science expertise to solution development through whiteboarding sessions with clients, partners, and coworkers.Address data science technical challenges in the development of solutions, including algorithms, models, data manipulation, or other technical challenges related to data science and data analytics.Ensure the quality and performance of analytics solutions through rigorous testing and validation.Adhere to security and compliance standards, ensuring the protection of sensitive government data.Contribute to statistical and advanced analytics models using advanced analytic techniques. Create robust and resilient data pipelines to connect data sources to analytic and AI tools and solutions.Minimum Qualifications:Bachelor’s degree in Computer Science, Engineering, or Mathematics, Applied Mathematics, Statistics, Applied Statistics, Machine Learning, Data Science, or related field and at least 6 years of experience OR a Master's degree and 4 years of experience.Equivalent experience will be considered in lieu of degree.Proven experience in Oracle Analytics Cloud or similar analytics platforms.Experience working across environments and on premise.Strong experience constructing and performing complex database search queries.Understanding of security and compliance standards related to handling sensitive Government data.Preferred Qualifications:Master’s degree in Computer Science, Engineering, or Mathematics, Applied Mathematics, Statistics, Applied Statistics, Machine Learning, Data Science, or related fieldAdvanced certifications in Oracle Analytics Cloud or related technologies.Experience in developing and implementing machine learning models.Clearance Requirements:Must possess a current and active TS/SCI with 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 LeadData Engineer to join our Data and AI Practice onsite in Chantilly and/or Herndon, VA. You will be a part of a dynamic, cross-functional team focused on transforming how Government clients extract insights from data to achieve critical mission objectives.This leadership role involves guiding a team and collaborating with others to implement this transformative process. You will be responsible for providing expert guidance and support in the analysis, design, implementation, and optimization of complex, enterprise-wide, cloud-based data migration solutions that align with mission goals and requirements.Responsibilities include but are not limited to:Lead the design, development, and deployment of 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.Work with data consumers to develop data requirements to support analytics and machine learning tasks.Implement 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 and at least 10 years of experience in data engineering, data architecture, or related rolesExperience with data replication and change data capture tools such as Oracle GoldenGateExperience with cloud services from providers such as Oracle and their data storage and database servicesDemonstrated ability to lead and manage a team of engineersDirect line management experience, including project, people, customer, and financial managementExperience with data warehousing, data lakes, and big data technologiesProficiency in programming languages such as Python, Java, or SQL. Experience with SQL and NoSQL databasesPreferred Qualifications:Master’s degree in Computer Science, Information Technology, Engineering, or a related field.Familiarity with data security and compliance frameworks (e.g., NIST framework).Cloud certifications such as AWS Certified Developer, Oracle Cloud Infrastructure.Familiarity with records management policies and procedure.Familiarity with big data technologies like Hadoop, Spark, and Kafka.Knowledge of data governance and metadata management.Clearance Requirements:Must possess a current and active TS/SCI with 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 Lead Data Scientist to join our Data and AI Practice onsite in Chantilly and/or Herndon, VA. You will be a key member of a dynamic, cross-functional team focused on transforming how Government clients extract insights from data to achieve critical mission objectives. This leadership role involves guiding a team and collaborating with others to implement this transformative process. You will be responsible for providing expert guidance and support in the analysis, design, implementation, and optimization of complex, enterprise-wide, cloud-based data science and analytics solutions that align with mission goals and requirements.Responsibilities include but are not limited to:Lead the design, development, and deployment of cloud-based analytics and data science solutions.Develop models and solutions applied to problem sets in a broad range of data science and data analytics areas, including but not limited to, graph analytics, anomaly detection, geo-spatial analysis, and data visualization.Perform knowledge elicitation from client of business problem details and incorporate that knowledge into algorithms, models, analytics and approaches in client solutions.Contribute data science expertise to solution development through whiteboarding sessions with clients, partners, and coworkers.Address data science technical challenges in the development of solutions, including algorithms, models, data manipulation, or other technical challenges related to data science and data analytics.Collaborate with clients to understand their business needs and translate them into technical requirements.Ensure the quality and performance of analytics solutions through rigorous testing and validation. Adhere to security and compliance standards, ensuring the protection of sensitive government data.Minimum Qualifications:Bachelor’s degree in Computer Science, Engineering, or Mathematics, Applied Mathematics, Statistics, Applied Statistics, Machine Learning, Data Science, or related field and 10 years of experience OR a Master's degree and 8 years of experience.Proven experience in Oracle Analytics Cloud or similar analytics platforms.Demonstrated ability to lead and manage a team of engineers.Management experience, including project, people, customer, and financial management.Understanding of security and compliance standards related to handling sensitive Government data.Preferred Qualifications:Master’s degree in Computer Science, Engineering, or Mathematics, Applied Mathematics, Statistics, Applied Statistics, Machine Learning, Data Science, or a related field.Advanced certifications in Oracle Analytics Cloud or related technologies.Experience in developing and implementing machine learning models.Strong communication and interpersonal skills to effectively collaborate with clients and team members.Clearance Requirements:Must possess a current and active TS/SCI with 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 is seeking a motivated, career and customer-oriented AI Application Architect to join our team in the Northern VA area. As an AI architect, you will provide guidance and assistance in the analysis, design, implementation and optimization of enterprise wide complex cloud architectures based on customer mission objectives and needs. This is a fully onsite position in the Northern VA region.Responsibilities include but are not limited to:Implement creative and innovative solutions with significant industry-wide impact.Analyze customer missions and business needs to ensure solutions meet objectives using Oracle Cloud Infrastructure best practices, product knowledge, and business acumen.Recommend enhancements to meet highly complex customer needs.Lead the design and implementation of scalable cloud infrastructure for large-scale AI/ML management applications.Design and implement a scalable, cloud-hosted data platform supporting complex organizations with strict access control and governance.Ensure interoperability with multiple cloud providers, open-source software, GOTS, COTS technologies, and AI/ML models, supporting a Zero Trust Architecture (ZTA).Monitor and optimize costs versus performance tradeoffs, enabling secure data product creation, sharing, and reuse within established data policies.Collaborate with development and data science teams to ensure infrastructure supports the solution lifecycle, including continuous integration and deployment.Facilitate the transition to hybid on-premise/cloud architecture.Minimum Qualifications:Bachelor’s degree in Computer Science, Engineering, Information Technology, or related technical areaMinimum of 12 (10 with Master’s) years of experience in software or system architecture and design.Minimum of 4 years of consulting management experience with financial management responsibility.Management Experience: Direct Line Management experience required (including project, people, customer, and financial management).Proven track record of developing and managing AI/ML systems and deploying into production environments.Familiarity with machine learning and generative AI, object-oriented programming languages, cybersecurity, and relational databases.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.Experience with architectures supporting full Software Development Life Cycle (SDLC) and/or Machine Learning Operations (MLOps)Strong oral and written communication skills, including client-facing discussions and presentations.Proficiency in architecting and designing cloud environments and infrastructure. Must understand the tradeoffs when choosing services and approaches to system design.Preferred Qualifications:Master's degree in a related field.Proficient at managing managers and large team.Experience developing and deploying large AI/ML systems.Experience with data fabrics and big data platforms.Clearance Requirements:Must possess a current and active TS/SCI with polyPhysical 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 strategic and dynamic Executive Director of Business Development and Capture to join our Intel Sector Growth team. This role is not only a job; it’s a mission – an opportunity to make a significant impact on our nation’s security and our company’s success. You’ll join a diverse and dedicated team, working at an industry-leading organization where innovation meets opportunity and where our employees are our greatest asset.This individual will support MANTECH at our Corporate Headquarters in Herndon, VA.Responsibilities include but are not limited to:Develop and manage a healthy pipeline while leading opportunity capture strategies in collaboration with proposal operations, solutions architects, business growth teams, and leadershipDefine opportunity requirements and address capabilities gaps by identifying areas of improvement and applying innovative solutionsInitiate and participate in customer discussions including the generation and presentation of White Papers and briefings, and representation at MANTECH at solicitation conferencesIdentify industry teammates, lead discussions, and negotiate teaming agreementsInitiate and support solutioning discussions with internal and external resources including MANTECH practice areas.Brief MANTECH leadership on the status of opportunities and close open action itemsSupport customer account planning and participate in company branding activities congruent with business opportunities including: White papers, technology demonstrations, RFI responses and participation in industry groups to gain insight to near/far-term customer & mission needsMinimum Qualifications:Minimum 15 years direct experience within the Intelligence Community focused on Virginia based Intel Community Agencies5 years relevant Business Development experience or equivalent experience supporting Virginia based AgenciesDemonstrated track record of consistently winning opportunities up to $100M; experience with prospects greater than $100M strongly desired.Bachelor’s DegreePreferred Qualifications:Strategic thinker, with the ability to create and execute strategies that lead to the successful pursuit, capture and execution of new programs. Clearance Requirements:TS/SCI with Full Scope PolygraphPhysical RequirementsMust be able to remain in a stationary position 50%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 printerFrequently communicates with co-workers, management and customers, which may involve delivering presentationsMust be able to exchange accurate information in these situation

MANTECH seeks a motivated, career and customer-oriented Cloud Engineer to join our team onsite in Herndon, VA or Reston, VA to support the development and subsequent sustainment of our Cloud environments and Modern Data Platform.You will be part of a greater team to manage, maintain, and optimize our Cloud infrastructure in support of a high-priority mission at one of our National Intelligence Customers. In this role, you will focus on reliability, performance, and security as part of the day-to-day execution of tasks.Responsibilities include but are not limited to:Design & Deploy: Architect and deploy scalable and secure solutions onOracle Cloud Infrastructure (OCI)Automation & Optimization: ImplementInfrastructure as Codeusing Terraform or Ansible to automate Cloud provisioningNetworking & Security: ConfigureVCNs, subnets, load balancers, and security listsfor cloud applicationsMonitoring & Performance Tuning: Use monitoring tools to optimize Cloud resources and troubleshoot performance bottlenecksDisaster Recovery & High Availability: Designbackup, replication, and failoverstrategies for critical workloadsCloud Cost Optimization: Monitor resource utilization and implementcost-saving strategiesto optimize OCI spendingCompliance & Security: Ensure compliance with industry security standards (NIST 800-53) and implement best practices forIAM policies and access controlsMinimum Qualifications:1+ yearsof hands-on experience with a Cloud Service Provider (CSP) orOracle Cloud Infrastructure (OCI)Bachelor’s degree in a relevant field OR additional equivalent work experienceExperience with infrastructure as code (e.g. Terraform, chef, puppet, Ansible) and with Agile methodologyExperience with configuration management with code repositories, such as Github, and in administration within DevOps and CI/CD pipelinesExperience managing resources, tenancy limits, and quotasExperience with Cloud networking and troubleshooting performance technical issues across Cloud architectureFamiliar with data security protocols and monitoring tools such as CloudWatch and SplunkPreferred Qualifications:RedHat Linux Administration certificationOracle Cloud Certifications(e.g., Oracle Cloud Infrastructure Architect Associate/Professional)Experience with other Cloud environments (AWS, Azure, GCP, OCI) and hybrid Cloud solutionsClearance Requirements:Must have 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, officemachinery, etc.Frequently communicates with co-workers, management, and customers, which mayinvolve delivering presentations. Must be able to exchange accurate information inthese situations

MANTECH seeks a motivated, career and customer-oriented Cyber Security Analyst to join our team onsite in Herndon, VA or Reston, VA in support of a high-priority mission at one of our National Intelligence Customers.Responsibilities include but are not limited to:Responsible for supporting the acceptance of an Authorization to Operate (ATO) for the new Modern Data Platform (MDP) transformationSupport the documenting and navigating the customer’s accreditation process for ATOWork closely with Security Engineers to ensure security solutions are meeting customer accreditation requirements and following security controlsWill use RMF (Risk Management Framework) NIST 800-53, NISPOM, and ICDs for cybersecurity and information security protocols to drive tasking and ensure complianceISSE/ISSO tasking in support of documenting and navigating the customer’s accreditation process for ATOMinimum Qualifications:Bachelor’s degree in a related field OR additional equivalent work experience5+ years of experience relevant to this positionExperience with Software Development Lifecycle, application security, Cloud principles and engineeringExpert in System Accreditation process and protocols within the Intelligence CommunityExperience with NIST 800-53 and implementing Risk Management FrameworkUnderstanding of vulnerability assessment tools like Rapid7 or NessusKnowledge of User Access Monitoring and Identity Access ManagementExperience creating and reviewing system design documents and workflowsPreferred Qualifications:Experience with Terraform, SIEM and AI/ML GovernanceKnowledge of cross-domain solutions, Zero Trust, and/or IDP (Identity Provider) integration skillsDoD 8570-compliant certification (e.g., Security+, CYSA+, CEH, or CISSP)Experience with security tools such as Splunk, CrowdStrike, or WiresharkFamiliarity with SCAP tools, STIGs, or automated compliance reportingKnowledge of incident response and digital forensics processesClearance Requirements:Must have 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, 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 Python Software Engineer in Herndon, VA. In this role, you will be responsible for making cyber-relevant data accessible, usable, and secure for analysts and mission stakeholders. You will support efforts to build and maintain data pipelines that convert raw cybersecurity data into structured formats optimized for analysis and support the development, transformation, and availability of large-scale datasets.Responsibilities include, but are not limited to:Developing, testing, and maintaining high-quality production-level software using Python and bash scriptingAnalyzing datasets, generating data dictionaries, and defining field transformationsParticipating in code reviews, identifying areas for improvement, and implementing practical solutionsIngesting, querying, and reviewing data using Elasticsearch and KibanaCollaborating with cross-functional teams to diagnose, debug and resolve data parsing and production issuesCreating large-scale data pipelines with high throughputStaying up to date with emerging trends and technologies, especially those pertaining to Python developmentMinimum Qualifications:Bachelor's degree in Computer Science or a related field and 3+ years of programming experience or High School Diploma and 7+ years of experienceExperience using Python to build command line applications, maintain shared code libraries, and manipulate data formats like JSON, JSONLines, CSV, XML or similarExperience in Git and GitHub workflows, including branching, pull requests, code reviews, merges, and conflict resolutionExperience with Bash and working with compressed filesExperience ingesting data for Elasticsearch, Lucene, Solr, or similar search enginesAbility to perform software installation, configuration, shell scripting, and troubleshooting in LinuxAbility to interface programmatically with AWS services like S3 or EC2 using PythonClearance 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 Security Engineer to join our team in Herndon, VA. The Security Engineer will design, implement, and maintain secure environments that align with compliance standards in support of a high priority mission at one of our National Intelligence Customers. This role requires an individual with a strong technical foundation in cybersecurity, a deep understanding of federal security frameworks, and a proactive approach to protecting mission-critical systems.Responsibilities include but are not limited to:Implement and maintain cybersecurity solutions across classified and unclassified environments.Perform risk assessments, vulnerability scans, and system hardening in compliance with NIST 800-53 and RMF.Support the preparation and submission of security documentation for Authority to Develop (ATD) and Authority to Operate (ATO) under IC guidelines.Collaborate with system owners, ISSOs, ISSEs, ISSMs, engineers, and auditors during security assessments and continuous monitoring.Monitor and respond to security incidents, performing root cause analysis and remediation.Integrate security controls into DevSecOps pipelines and cloud architectures (AWS, Azure, GCP or Oracle).Support development and implementation of security policies, plans, and SOPs.Stay current on evolving federal cybersecurity directives, threats, and compliance requirementsMinimum Qualifications:Bachelor’s degree in Cybersecurity, Computer Science, Information Systems, or a related field or Hgh School Diploma with an additional 4+ years of experience in a related fireld.7+ years of experience in cybersecurity or related IT security roles.Experience with NIST Risk Management Framework (RMF), FedRAMP, or DoD Cybersecurity Maturity Model Certification (CMMC).Hands-on experience working in air-gapped cloud environments.Knowledge of system/network security principles and incident response practices.Experience supporting the Intelligence Community.Preferred Qualifications:DoD 8570.01-M IAT Level II or III certification (e.g., Security+, CISSP, CEH, CISM).Knowledge of STIGs, SCAP tools, and secure system baselining.Hands-on experience with security tools (e.g., ACAS, Splunk, Tenable, Palo Alto, CrowdStrike, or similar).Scripting or automation experience (Python, Bash, PowerShell) to support security operations.Clearance Requirements:Must hold an active TS/SCI with PolygraphPhysical 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, officemachinery, etc.Frequently communicates with co-workers, management, and customers, which mayinvolve delivering presentations. Must be able to exchange accurate information inthese situations.

MANTECH seeks a motivated, career and customer-oriented Executive Director of Business Development and Capture - Full Spectrum Cyber to join our team in Hanover, MD.This position is in support of cyber network operations opportunities within the IC and select DoD organizations such as US CYBERCOM. They work closely with the Vice President of at least two divisions and the Vice President of Growth for the Intel Sector to develop an executable Market Account Plan that focuses on identifying, qualifying, and winning new business with this customer.Responsibilities include but are not limited to:Drive business expansion efforts within the Intelligence Community and DoD, with a focus on Cyber organizations across military branches and their interactions with USCC and the IC.Identify, qualify, and pursue new business opportunities in cybersecurity, IT, software development, infrastructure, and analytics across the organization and its stakeholders.Cultivate deep knowledge of MANTECH’s capabilities, technology, and business objectives and align solutions that successfully support cyber related missions by collaborating with operational and technical teams.Build and manage strong customer relationships and industry partnerships to support long-term growth and teaming opportunities.Analyze customer budgets (e.g., NIP/MIP) and market trends to uncover actionable opportunities within the Cyber domain.Lead opportunity capture strategies and proposal development efforts by working closely with proposal operations, solutions architects, line operations, business growth colleagues, and other corporate resources and leadershipMaintain a robust pipeline and execute a structured customer call plan, providing introductory and ongoing briefings with various leadership and management teams through development and execution.Minimum Qualifications:Bachelor's Degree from an accredited institution, preferably with a technology background12+ years performing Business Development (sales, marketing, capture) activities in the IC, with direct Cyber experience within the last 3 years. Strong preference for candidates that also managed programs with this customer. A combination of direct industry program and business development experience may also be considered.Prior experience developing business to and/or strong relationships within some/all DoD Cyber organizations and USCC or MPO is required, including knowledge of the various organizations, missions, and stakeholders.Demonstrated track record of consistently winning opportunities up to $100M; experience with prospects greater than $100M strongly desired.Strong understanding of the Cyber practice, either through roles as a Cyber SME, academic background, technical experience, or familiarity of mission in order to engage with customers/stakeholders such as the J2.Preferred Qualifications:Strong reputation in the appropriate customer Cyber communities and have a mix of direct program experience and familiarity with one/more of the Cyber solutions areas (such as Offensive Cyber, Cyber Defense, Cyber Resilience, Cyber Analytics, Risk Management Compliance, Cyber Training, Cyber Range Services)Clearance Requirement:Must have a current/active TS/SCI with Polygraph.Physical Requirements:Must be able to remain in stationary position for up to 50% of the time.Must be able to deliver clear and effective communication both verbally and non-verbally to deliver updates; briefings; or interface with co-workers; leadership as well as customer.Must be able to work in an office environment and be able to freely move within this space to utilize office equipment as well as interface with co-workers and customers.Must be able to effectively use IT peripherals such as laptop, desktop, printer, etc.