Information System Security Officer (ISSO) LeidosInformation System Security Officer (ISSO)Lorton, VirginiaAugust 11, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
NewIT Program Manager OSC EdgeIT Program ManagerManassas, VAThe IT Program Manager for NASA SEWP is responsible for overseeing the execution of the NASA Solutions for Enterprise-Wide Procurement (SEWP) contract, ensuring compliance with federal acquisition requirements, and delivering mission-critical IT, communication, and AV solutions to NASA and other federal agencies. Founded in 2008, what started as a small business has grown into a diverse and innovative global team owned by Cook Inlet Region, Inc. an Alaska Native Regional Corporation.
Systems Engineer/Developer (Ts/Sci W/ Poly) - Mission Critical Leading Path ConsultingSystems Engineer/Developer (Ts/Sci W/ Poly) - Mission CriticalWarrenton, VAThe ideal candidate is a technical leader and doer, not just an advisor - someone who can seamlessly collaborate across infrastructure, platform, application, DevSecOps, information systems security, and data teams while maintaining ownership of system reliability, performance, scalability, and security. This role requires a proven practitioner who can analyze existing (as-is) systems and applications, document current state architectures, design future-state solutions, and implement system enhancements or technology transformations end-to- end.
Network Architect SME JCS Solutions LLCNetwork Architect SMEFort Belvoir, VAFull timeActing as the technical lead for this initiative, you will architect and deploy network solutions utilizing F5 and Infoblox technologies in concert to provide intelligent and scalable global server load balancing (GSLB), secure DNS solutions, and enterprise IP address management across our customer’s rapidly evolving hybrid multi-cloud environment. The ideal candidate will have deep, hands-on expertise with F5 technologies and Infoblox, ensuring highly available, secure, and scalable application delivery models across the enterprise network in support of critical mission requirements that enhance the reliability and security of Department of War (DoW) networks and systems.
Senior Tier 2 Helpdesk Specialist JCS Solutions LLCSenior Tier 2 Helpdesk SpecialistFort Belvoir, VAFull timeThe I3TS program provides enterprise-wide IT support to enable DTRA’s Information Management & Technology Directorate (ITD) to consolidate, modernize, and continuously innovate the delivery of IT services and mission capabilities to DTRA’s internal and external mission partners operating in CONUS and OCONUS locations. In this role, a successful candidate you will provide IT Service Desk support installing, operating, maintaining, troubleshooting, administrating, and cybersecurity defense of data and applications hosted in the DTRA Data Center on both the classified and unclassified systems.
Senior Enterprise IT Strategic Analyst CACI International Inc.Senior Enterprise IT Strategic AnalystFort Belvoir, VA$75,200–$158,100 / yearPay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. The Opportunity:CACI is seeking an experienced, action-oriented Senior Enterprise IT Strategic Analyst to join our team supporting the Army DCS, G-6, Network Command Control Communications, and Computers Services Integration (NC4SI) Directorate.
Senior Communications Security COMSEC Engineer JCS Solutions LLCSenior Communications Security COMSEC EngineerFort Belvoir, VA$90,000–$106,000 / yearThe I3TS program provides enterprise-wide IT support to enable DTRA’s Information Management & Technology Directorate (ITD) to consolidate, modernize, and continuously innovate the delivery of IT services and mission capabilities to DTRA’s internal and external mission partners operating in CONUS and OCONUS locations If you are interested in a challenge and a great working environment, apply today! JCS Solutions LLC is seeking a Senior Communications Security (COMSEC) Engineer in Fort Belvoir, VA to support large-scale migration and operations on a large, high-profile DoW contract.
Application Developer Mid Chenega CorporationApplication Developer MidStafford, VAIn an ever-changing economy, Cyberstar helps companies better read and understand their market data through the synchronization of process innovation, human dynamics, analysis, and the integration of data technology capabilities, to ensure functional optimization in their business. At Cyberstar, we aim to analyze and boost human and business performance through the implementation of business process redesign and information technology (IT) modernization to include data analytics and cloud computing. .
Senior Enterprise IT Strategic Analyst CACISenior Enterprise IT Strategic AnalystFort Belvoir, VirginiaPay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. CACI is seeking an experienced, action-oriented Senior Enterprise IT Strategic Analyst to join our team supporting the Army DCS, G-6, Network Command Control Communications, and Computers Services Integration (NC4SI) Directorate.
NoSQL Database Developer, Mid Chenega CorporationNoSQL Database Developer, MidStafford, VAIn an ever-changing economy, Cyberstar helps companies better read and understand their market data through the synchronization of process innovation, human dynamics, analysis, and the integration of data technology capabilities, to ensure functional optimization in their business. The developer participates in Agile development activities and collaborates with senior engineers to ensure the reliability and performance of mission-focused data environments supporting Marine Corps operations.
NewCybersecurity Engineer (RMF & Cross Domain Solutions) JCS Solutions LLCCybersecurity Engineer (RMF & Cross Domain Solutions)Fort Belvoir, VA$70,000–$101,000 / yearJob Summary JCS Solutions is seeking a Cybersecurity Engineer with an expertise in Cross Domain Solutions Information Assurance Analyst – Risk Management Framework/Information Assuranceto support large-scale migration and operations on a large, high-profile DOD contract In Fort Belvoir, VA. The I3TS program provides enterprise-wide IT support to enable DTRA’s Information Management & Technology Directorate (ITD) to consolidate, modernize, and continuously innovate the delivery of IT services and mission capabilities to DTRA’s internal and external mission partners operating in CONUS and OCONUS locations.
Senior Systems Analyst Strategic Data SystemsSenior Systems AnalystDahlgren, VASenior Systems Analyst Dahlgren Naval Surface Warfare Center, Dahlgren, VA Salary negotiable (Dependent on experience level) - Full Time with Benefits Flexible Start-Date – Contingent on contract award Strategic Data Systems (SDS) is seeking an experienced Systems Analyst (Data Architect) to support a DoN customer. Responsible for providing support to government stakeholders with knowledge of data operations, knowledge of cloud computing service models Software as a Service (SaaS), Infrastructure as a Service (IaaS), and Platform as a Service (PaaS).
Software Developer TS Parsons Commercial Technology Group Inc.Software Developer TSQuantico, VA$125,100–$225,200 / yearWe promote a culture of excellence and close-knit teams that take pride in delivering, protecting, and sustaining our nation's most critical assets, from Earth to cyberspace. Familiarity with Software Development tools - IDEs such as Eclipse, IntelliJ, and Emacs, version control such as Git and Subversion, and bug tracking systems like Jira.
Cybersecurity Assessment and Authorization SME ElectrosoftCybersecurity Assessment and Authorization SMEFort Belvoir, VA$115,000–$125,000 / yearDevelop, review, update, and maintain RMF artifacts including System Security Plans (SSPs), Security Assessment Plans (SAPs), Security Assessment Reports (SARs), Plans of Action & Milestones (POA&Ms), Continuous Monitoring Strategies, Privacy Impact Assessments (PIAs), Risk Assessment Memorandums (RAMs), Authorizing Official Risk Acceptance (AORA) documentation, and authorization packages. The Cybersecurity A&A SME serves as a trusted advisor to Information System Security Managers (ISSMs), Security Control Assessors (SCAs), Authorizing Officials (AOs), Program Managers, and Government stakeholders, providing expert guidance on the DoD Risk Management Framework (RMF), cybersecurity compliance, vulnerability management, and security authorization activities.
ISSE- Cleared Oxenham Group LLCISSE- ClearedLorton, VA$140,000–$180,000 / yearWe are seeking Information System Security Engineers (ISSEs) to join a high-performing team of Cybersecurity, Cloud, and Systems Engineering experts supporting the development and sustainment of secure enclaves, enterprise services, and cyber network defense capabilities. This is a hands-on engineering role weighted roughly 70% toward building security tooling from the ground up in Trellix ePO or Splunk Enterprise, and 30% toward documentation, including authoring control narratives.
Senior Data/Visualization Engineer JCS Solutions LLCSenior Data/Visualization EngineerFort Belvoir, VA$90,000–$110,000 / yearThe successful candidate will play a critical mission-support role by transforming complex datasets into clear, actionable insights that directly facilitate business strategy, decision-making, and IT Operations sustainment. What you will bring: Requires BS and 8+ years of prior relevant experience or Masters with 6+ years of prior relevant experience, additional years of experience will be accepted in lieu of a degree.
Helpdesk Specialist (Tier 1) JCS Solutions LLCHelpdesk Specialist (Tier 1)Ft. Belvoir, VAFull timeIn this role, a successful candidate will provide IT Service Desk support installing, operating, maintaining, troubleshooting, administrating, and cybersecurity defense of data and applications hosted in the DTRA Data Center on both the classified and unclassified systems. The I3TS program provides enterprise-wide IT support to enable DTRA’s Information Management & Technology Directorate (ITD) to consolidate, modernize, and continuously innovate the delivery of IT services and mission capabilities to DTRA’s internal and external mission partners operating in Fort Belvoir, VA.
Senior Voip Engineer OSC EdgeSenior Voip EngineerQuantico, VAFive (5) or more years of experience designing, building, and/or maintaining communications systems with a minimum of three (3) years of experience with CISCO Unified Communications Manager (CUCM) Version 12+ or newer. Founded in 2008, what started as a small business has grown into a diverse and innovative global team owned by Cook Inlet Region, Inc. an Alaska Native Regional Corporation.
Data Scientist CACI International Inc.Data ScientistFort Belvoir, VA$75,200–$158,100 / yearThe Opportunity: The Opportunity CACI is seeking an experienced Data Scientist supporting the Army DCS, G-6, Network Command, Control, Communications, and Computers (C4) Services Integration (NC4SI) Directorate in support of a Task Order - G-6 Network Plans & Enterprise Information Environment Mission Area (EIEMA) Management. Deep understanding in API orchestration and policy considerations within DOD/Army and proven operational implementation track record of deploying APIs and integrating automated data pipelines Army and vendor platforms (examples: AESMP, Army 365, DISA circuit utilization, Netops Tools, Splunk, First Alert).
NewIT Program Manager Open San Consulting LLCIT Program ManagerManassas, VAResponsibilities: Contract Oversight: Manage the full lifecycle of the SEWP contract, including awards, task orders, and compliance with FAR, ITAR, and SEWP-specific policies Operational Management: Oversee order intake, validation, and fulfillment; coordinate with sales, contracts, finance, compliance, and OEM partners Performance Monitoring: Track delivery timelines, quality metrics, and customer satisfaction; prepare executive reports and briefings Stakeholder Engagement: Serve as the main point of contact for NASA SEWP Program Office staff and federal agency customers; facilitate communication across teams Risk & Issue Management: Identify and mitigate operational risks; support process improvements and automation initiatives Training & Compliance: Lead internal training on SEWP operations, tools, and best practices; ensure accurate and timely posting of information on SEWP portals Vendor & OEM Management: Maintain strong relationships with vendors and OEMs to align with contract requirements. Required Qualifications/Education and Experience: Experience: Typically 5+ years managing federal government contracts; SEWP experience is highly preferred Education: Bachelors degree in business, management, or related field (or equivalent experience) Knowledge: Strong understanding of federal procurement regulations, IT acquisition processes, and SEWP portal systems Soft Skills: Excellent communication, organizational, and stakeholder management skills; ability to manage multiple priorities with attention to detail Clearance: Secret Clearance or Higher.