ManTech seeks a motivated, career and customer-oriented Oracle Cloud Engineer to join our team in Herndon, Virginia. The Oracle Cloud Engineer will be tasked to design, implement, and maintain cloud-based solutions on Oracle Cloud Infrastructure (OCI) supporting a high priority mission at one of our National Intelligence Customers. In this role, you will work closely with architects, DevOps, and database teams to optimize Oracle cloud environments, ensure security and scalability, and support mission-critical applications.Responsibilities include but are not limited to:Design & Deploy: Architect and deploy scalable and secure solutions onOracle Cloud Infrastructure (OCI).Automation & Optimization: ImplementIaC (Infrastructure as Code)using Terraform, Ansible, or OCI Resource Manager to automate cloud provisioning.Database & Storage Management: Manage Oracle Cloud databases (Autonomous DB, Exadata, Oracle RAC) and storage solutions (Object Storage, Block Volumes).Networking & Security: ConfigureVCNs, subnets, load balancers, and security listsfor cloud applications.Monitoring & Performance Tuning: Use OCIMonitoring, Logging, and Performance Hubto optimize cloud resources and troubleshoot performance bottlenecks.Disaster Recovery & High Availability: Designbackup, replication, and failoverstrategies for critical workloads.Cloud Cost Optimization: Monitor resource utilization and implementcost-saving strategiesto optimize OCI spending.Compliance & Security: Ensure compliance with industry security standards (NIST 800-53) and implement best practices forIAM policies and access controls.Minimum Qualifications:7+ yearsof hands-on experience with a Cloud Service Provider (CSP) orOracle Cloud Infrastructure (OCI).Proficiency in deploying and managing OracleAutonomous Database, Oracle Exadata, and Oracle Cloud VM instances.Expertise inTerraform, Ansible, or OCI Resource Managerfor infrastructure automation.Strong understanding ofnetworking concepts (VCNs, Load Balancers, VPN, FastConnect).Experience withOracle Identity and Access Management (IAM)and security policies.Hands-on experience withLinux environments, scripting (Bash, Python), and CI/CD pipelines.Knowledge ofcloud monitoring toolssuch as Oracle Cloud Monitoring, Prometheus, or Grafana.Preferred Qualifications:Hands-on experience working with and developing on OCI, particularly 2 years of consulting experience preferred.Oracle Cloud Certifications(e.g., Oracle Cloud Infrastructure Architect Associate/Professional).Experience withmulti-cloud environments (AWS, Azure, GCP, OCI) and hybrid cloud solutions.Background inDevOps, Kubernetes, or containerized deployments on OCI or another cloud provider.Strong knowledge ofOracle Database Administration (DBA)and SQL performance tuning.Clearance Requirements:Must have a current/active TS/SCI w/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, 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 Security Engineer to join our team in Herndon, VA. We are seeking a highly skilled Security Engineer 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. 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 4+ years of equivalent experience in a related field7+ 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 Windows Cloud Systems Engineer to join our team in Herndon, VA The Windows Cloud Systems Engineer will be responsible for engineering, supporting, and troubleshooting various Windows and Microsoft technologies, as well as automating processes and managing Azure environments.Responsibilities include but are not limited to:Engineer, support, and troubleshoot Microsoft Azure Active Directory and Group Policy, Microsoft Defender, including reporting and patching, and Windows 10 (and higher) desktop operating systems, including developing new build and deployment methods for Windows workstations.Support and troubleshoot Windows Server 2019 technologies.Conduct and review Rapid 7 scans.Automate tasks and configuration items using PowerShell.Support and troubleshoot desktop applications, including Microsoft 365 products and classification management tools.Document all new system changes and ensure existing documentation is current, as well as monitor and administer the Azure Virtual Desktop environment.Provide support to Tier 1 and Tier 2 personnel on user issues, including application assistance, network troubleshooting, and other user-related tasks.Minimum Qualifications:Bachelor’s degree in computer science or related field with 6+ years of experience in the Information Technology fieldExperience with core Microsoft Windows platforms, services, and tools, including:Windows 10 (and up) Desktop Operating SystemsWindows 2019 (and up) Server Operating SystemsActive DirectoryGroup PolicyDNS, DHCPMicrosoft PowerShell scriptingStrong verbal communication and documentation skills.Excellent troubleshooting skills.Preferred Qualifications:Experience with Agile Methodology.Familiarity with Terraform.Experience with Visual Studio Code and Git.Knowledge of KQL/SQL Queries.Experience with DevOps practices.Certifications: Microsoft AZ-900 and MS-900.Clearance Requirements:An active TS/SCI with PolygraphPhysical Requirements:Use hands to operate a computer and other office productivity machinery, such as a calculator, copy machine, and computer printer.The person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc.Constantly positions self to maintain computers in the lab, including under desks and in server closets.

ManTechseeks a motivated, career and customer-orientedVideo Systems Programmerto join our team inSpringfield, VA.In this role, you will be responsible for programming, testing and support of complex Audio/Video (A/V) systems in a variety of customer environments. The successful candidate will have a history of designing functional, intuitive interfaces which enable the customer to control complex systems.Responsibilities include, but are not limited to:Read and interpret A/V systems drawings and specifications.Develop code for integrating systems including, but not limited to, Extron, HP/Poly and Cisco.Collaborate with video engineering team to ensure programmed solutions meet customer expectations.Responsible for organizing, maintaining, and archiving all project-related code, graphic touch panel layouts and programs.Complete training programs from manufacturers, industry associations, and company as required.Participate in complex system design reviews where input is encouraged.Minimum Qualifications:Bachelor’s Degree and 2 or more years of experience, or a combination of education and work experience equivalent to 6 or more years.Familiarity with Digital Signal Processing (DSP) design and configuration.Experience with control systems, videoconferencing, switching hardware, audio DSP setup and calibration.Strong customer service, organizational, communication, and written skills due to variety of groups to be working with, such as co-workers, management, and customers; must be able to exchange accurate information. Proficiency in Microsoft Office product suite.Willingness to travel locally, as needed.Preferred Qualifications:AVIXA Certified Technology Specialist (CTS) or Extron Certifications.Experience with Python programming & ServiceNow Project Management.Ability to adapt to quickly changing tasks and requirements and the ability to quickly learn new skills while on the job.Clearance Requirements:Must have a current/active TS/SCI with Polygraph.Physical Requirements:Must be able to remain in a stationary position at least 50% of the time. Constantly operate a computer, phone, and other office equipment for extended periods of time. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers.Hours of coverage:Individual shift may vary, but you will be a member of a team that provides coverage from 6:00 a.m. – 6:00 p.m.

ManTech seeks a motivated, career and customer-oriented Tier I Support Engineer Nights to join our team in Tysons, VA. The Tier I Support Engineer will be part of a global team that provides 24x7 support to help customers seamlessly operate their hybrid on-premises Cloud infrastructure.In this role, you will troubleshoot technical problems for customers with a mix of debugging, networking, system administration, updating documentation, and when needed, coding/scripting.Responsibilities include but are not limited to:First contact for all Customer service requests - Answer phones, respond to chats and emails. A customer first attitude is a must.Maintain response and resolution speed as defined by SLOs;Keep high customer satisfaction scores and follow quality standards in 90% of cases.Familiar with Product and can reference runbooks and playbooks to provide a meaningful resolution to CustomerProvide high-touch assistance to highest Tier customers, build in-depth understanding of most pressing customer issues and act as an advocate for such issues with engineers and Program Managers. Work Shift – this is for a night shift 10pm-6am position. Schedule to include but not limited to rotating weekends that may be required. Schedule subject to change based on business need.Minimum Qualifications:Associate or bachelor’s degree in computer science or related field with 1+ years of experience in the Information Technology field; an additional 2 years of Information Technology experience might be substituted for a degreeBasic understanding of Networking and Cloud technologiesWorking knowledge of Systems: UNIX/Linux or WindowsWorking knowledge of any customer service ticketing systemAbility to read runbooks & playbooks & provide meaningful summaries to CustomersWorking knowledge of Google Workspace Tools (Doc, sheets and Slides)Preferred Qualifications:Great communication skills (written and verbal)Experience working with ServiceNowCCNA or equivalentClearance 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.

ManTech seeks a motivated, career and customer-oriented Tier I Support Engineer Evenings to join our team in Tysons, VA. The Tier I Support Engineer will be part of a global team that provides 24x7 support to help customers seamlessly operate their hybrid on-premises Cloud infrastructure.In this role, you will troubleshoot technical problems for customers with a mix of debugging, networking, system administration, updating documentation, and when needed, coding/scripting.Responsibilities include but are not limited to:First contact for all Customer service requests - Answer phones, respond to chats and emails. A customer first attitude is a must.Maintain response and resolution speed as defined by SLOs;Keep high customer satisfaction scores and follow quality standards in 90% of cases.Familiar with Product and can reference runbooks and playbooks to provide a meaningful resolution to CustomerProvide high-touch assistance to highest Tier customers, build in-depth understanding of most pressing customer issues and act as an advocate for such issues with engineers and Program Managers. Work Shift – this is for a evening shift 2pm-10pm position. Schedule to include but not limited to rotating weekends that may be required. Schedule subject to change based on business need.Minimum Qualifications:Associate’s degree in computer science or related field with 1+ years of experience in the Information Technology field; an additional 2 years of Information Technology experience might be substituted for a degreeBasic understanding of Networking and Cloud technologiesWorking knowledge of Systems: UNIX/Linux or WindowsWorking knowledge of any customer service ticketing systemAbility to read runbooks & playbooks & provide meaningful summaries to CustomersWorking knowledge of Google Workspace Tools (Doc, sheets and Slides)Preferred Qualifications:Great communication skills (written and verbal)Experience working with ServiceNowCCNA or equivalentClearance 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.

ManTech seeks a motivated, career and customer-orientedTelephony Engineer to join our team inMcLean, VA. In this role, you will apply your expertise in various telecommunications and IT domains, including Linux, Korn shell scripting, PowerBuilder, BESS billing, and Telephony Provisioning Tools. Your responsibilities will include designing, developing, and maintaining voice media gateways that integrate seamlessly with telephony infrastructure.Responsibilities include, but are not limited to:Install, maintain, and analyze software, hardware, and transmission systems for voice communications.Ensure proper installation and support procedures for remote hardware and communication facilities.Collaborate with customers and vendors to define voice communication system requirements.Integrate telephony systems (VoIP, analog, ISDN) with voice media gateways and service modules.Manage and configure Linux servers (Ubuntu, CentOS) for hosting applications, ensuring performance, security, and stability.Utilize BESS Billing and Telephony Provisioning Tools to support telephony systems.Develop, test, and troubleshoot applications on Linux-based servers, including PowerBuilder and Korn shell scripts, while optimizing system performance.Minimum Qualifications: BA/BS and 9+ years of experience, or a combination of education and work experience equivalent to 13+ years.Strong experience with telephony systems (VoIP, analog, ISDN) and voice media gateway integration.Proficiency in Linux server management (Ubuntu, CentOS) and scripting languages (Korn shell, PowerBuilder).Experience with BESS Billing and Telephony Provisioning Tools.Excellent troubleshooting, problem-solving, and analytical skills with the ability to work independently.Preferred Qualifications:Experience integrating telephony systems with web applications (e.g., handling inbound/outbound calls, IVR, call routing).Knowledge of security best practices for telephony, server administration, and web applications.Knowledge and hands on experience with telephony systems and Linux server management, including installation, configuration, troubleshooting, and performance optimization.Qualified in Oracle Database Administrator.Experience provisioning telephony services.Clearance Requirements:Must have a current/active TS/SCI with Polygraph.Physical Requirements:Must be able to remain in a stationary position at least 50% of the time. Constantly operate a computer, phone, and other office equipment for extended periods of time.

ManTech seeks a motivated, career and customer-oriented Cloud Security Engineer to join our team in Herndon, VA.Join a team of cybersecurity experts that protects and defends the largest target in the world. As a Cloud Security Engineer on our team, you will utilize the latest tools available and assist in creating new ones while allowing you to advance the nation's information security posture.Responsibilities include but are not limited to: Design and champion the strategy for detecting and responding to cyber incidents within Oracle Cloud Infrastructure (OCI) or Google Cloud Platform (GCP)Create advanced detection rules and tradecraft to uncover sophisticated cloud-based attacksOptimize data pipelines to fuel rapid incident analysis and proactive threat hunting in the cloudServe as the Subject Matter Expert (SME) during critical cloud security incidents, guiding the CSOC team to swift resolutionContinuously evaluate emerging cloud security tools and techniques to enhance our defenses and response capabilitiesPartner with cross-functional teams and mentor less experienced analysts to build a stronger cloud security posture across the organizationMinimum Qualifications:High School Diploma and 15+ years of experience in cloud or cyber security or Bachelor’s degree and 11+ years of experience5+ years of experience in cyber incident response3+ years’ experience architecting, engineering, implementing, or securing solutions within Google Cloud Platform (GCP) OR Oracle Cloud Infrastructure (OCI)2+ years’ experience with data ingestion, processing, and analysis of data relevant to security investigations, such as log management, basic ETL concepts or similar.Experience with at least one scripting language, such as Python or Bash, for task automation or security analysisExperience with cloud security principles, including identity and access management, network security, and data protection within the chosen platform (GCP or OCI)Preferred Qualifications: Degree in Computer Science, Information Security, or a related technical fieldRelevant Certifications such as CISSP, CCSP, CCSK, GCFA, GCIH, or cloud-specific security certifications (e.g., Google Cloud Security Engineer, Oracle Cloud Security Architect)Experience in security services and best practices within either Google Cloud Platform (GCP Security Command Center, Chronicle, IAM, Networking) OR Oracle Cloud Infrastructure (OCI Cloud Guard, Security Zones, IAM, Networking)Experience leading and coordinating complex cloud security incident investigations, including forensic analysis and containment strategiesAbility to develop and implement automation scripts and workflows (e.g., Python, Cloud Functions/Lambdas, SOAR platforms) to enhance incident response efficiencyClearance 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.

ManTechseeks a motivated, career and customer-orientedTechnical Lead – Network Engineering to join our team inHerndon, VA. In this role, you will be responsible for overseeing the technical direction of engineering projects and ensuring the successful execution of initiatives. This role involves mentoring team members, coordinating with other departments, and maintaining high standards of quality and efficiency in engineering practices.Responsibilities include, but are not limited to: Lead and mentor a team of Network Engineers, System Integration and Testing (LANSIT) Techs, Capacity & Planning Techs and Circuit Design and Documentation (CD&D) Techs providing technical guidance and support, as well as hands-on support to assist with projects with coverage from 6:00 a.m. – 6:00 p.m. Supporting 24x7 operations and shift work may be required.Design, develop, and implement technical solutions in line with project requirements and organizational goals.Assist to plan, design, install, maintain, monitor, analyze, troubleshoot, modify, and support network communications systems to provide maximum performance and availability.Assist to plan, design, implement, and support local and wide area networks (LANs/WANs) in the areas of Internet connectivity, capacity planning, routing, switching, server load balancing, network security, and wireless.Performing HR duties as assigned, including but not limited to: interviewing, hiring, career enablement, performance counseling, compensation planning, and requisition creation.Lending expertise and institutional knowledge to improve the overall excellence of the team by supporting the creation of Knowledge Articles, Work Instructions and SOPs.Local travel may be required between customer buildings or temporary assignment to an alternate location in support of special projects.Minimum Qualifications: Bachelor's degree and 7+ years of experience, or a combination of education and work experience equivalent to 11+ years. 6+ of those years having direct knowledge of the customer’s operational environment, including (but not limited to) network engineering design, delivery and management.Demonstrated ability managing teams with a diverse range of skillsets in direct support to customer.Proven ability to build and maintain constructive relationships among customers, stakeholders, technical teams, and contractors across the customer base.Ability to understand and discuss project statuses across the team and offer solutions to any issues.Preferred Qualifications: Familiarity with Agile methodologies and project management principles.Relevant certifications in technical (Cisco) and managerial skills are a plus.Strong expertise in relevant programming languages, frameworks, and tools.Strong communication skills due to variety of groups to be working with, such as co-workers, management, and customers; must be able to exchange accurate information. Ability to adapt to quickly changing tasks and requirements and the ability to quickly learn new skills while on the job.Clearance Requirements:Must have a current/active TS/SCI with Polygraph.Physical Requirements:Must be able to remain in a stationary position at least 50% of the time. Constantly operate a computer, phone, and other office equipment for extended periods of time.Must be able to move/traverse within and between buildings and offices, position self to maintain equipment and cabling, including under the desks, while moving floor tiles, and in server closets, some of which may be confined spaces.Must be able to move Audio/Visual or Computer equipment weighing 50+ pounds, some equipment may require team-lift or the use of carts. Ascends/descends a ladder, 10+ feet high while pulling cables and adjusting equipment.