NewPhysical Security Specialist Cherokee FederalPhysical Security SpecialistVienna, VA$85,000–$85,000The Physical Security Support Specialist will assist with ensuring Treasury collateral and Sensitive Compartmentalized Information Facilities (SCIF) spaces operate in accordance with all applicable regulations, policies and procedures regarding access control and proper day-to-day handling of classified sensitive material in support of the Department of the Treasury. Prepare courier packages for classified material being transported by authorized couriers and maintains logs; coordinate issuance of courier and SCIF access badges as required.
NewSr. Cloud Security Specialist (AWS) System OneSr. Cloud Security Specialist (AWS)Washington, DCStrong understanding of security concepts and technologies related to Identity and Access Management (IAM), security engineering, network security design, security operations, security architecture, general engineering processes, cloud security, data loss protection, zero trust, DevSecOps and vulnerability management. Proven ability to provide technical security consultation and advisory services with a proactive approach to identifying potential issues, raising questions, and engaging in open dialogue with team members and stakeholders to ensure security objectives are met.
NewSenior Specialist, Information Security Systems Engineering L3Harris TechnologiesSenior Specialist, Information Security Systems EngineeringChantilly, VA$106,500–$196,500 / yearAssist in systems/software engineering functions, to include creation of data flow diagrams, interface control documents, perform trade studies, and Static Application Security Testing (SAST) for Application Security and Development Secure Technical Implementation Guide (STIG) compliance using tools such as Fortify/Coverity and Gitlab as part of a DevSecOps Continuous Integration/Continuous Deployment (CI/CD) Pipeline, and generation of summary reports. Perform skills in implementing/assessing security controls, to include writing system security categorization memorandum, recommending appropriate security control overlays, define security control baseline based on defined system security categorization and approved security overlays, and apply security controls to computing/network nodes and verify implementation of security controls.
Computer Security Systems Specialist By Light Professional IT ServicesComputer Security Systems SpecialistMcLean, VAWe’re looking for a Computer Security Systems Specialist to design, document, and implement cybersecurity controls for Army enterprise networks. You’ll ensure systems are engineered and configured to meet DoD, Army, and DISA security requirements, and you’ll support fielded systems through assessment, approval, and operational deployment.
Contract Specialist Kaiva TechContract SpecialistRockville, MDFull timeDepending on experience, the Contract Specialist may independently lead complex acquisitions, support negotiation efforts, and mentor junior staff to ensure consistent and compliant contracting practices across the organization. Develop, review, and coordinate acquisition documentation, including Statements of Work (SOW), Independent Government Cost Estimates (IGCE), Justifications and Approvals (J&A), Acquisition Plans (AP), and complete acquisition packages.
NewSenior Specialist, Systems Engineering (Mission Protection) (TS/SCI w Poly) L3Harris TechnologiesSenior Specialist, Systems Engineering (Mission Protection) (TS/SCI w Poly)Springfield, VAThe ideal candidate will apply operational security (OPSEC), counterintelligence, cyber defense, and threat principles to protect sensitive capabilities to ensure the survivability of U.S. assets in contested environments. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.
NewP/T Security Visitor Escort Cherokee FederalP/T Security Visitor EscortVienna, VAIn the event of an emergency, escorts shall assist the Guard Staff and the Office of Security with the orderly emergency evacuation or security of the facility to include ensuring visitors under their watch are evacuated or secured as appropriate for the situation and clearing or securing areas of the facility. Present a professional appearance and maintain a COR approved uniform consisting of a blue blazer, a white dress shirt, a solid dark colored tie, black dress shoes, and dark colored dress pants.
NewSpecialist, Software Engineer (Embedded Software) L3Harris TechnologiesSpecialist, Software Engineer (Embedded Software)Herndon, VAWith customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. L3Harris Technologies is an agile global aerospace and defense technology innovator, delivering end-to-end solutions that meet customers’ mission-critical needs.
NewSpecialist, Systems Engineer - Watch Officer L3Harris TechnologiesSpecialist, Systems Engineer - Watch OfficerSpringfield, VA$90,500–$168,500 / yearActively participate in daily operations stand-up meetings to provide updates on ongoing activities, highlight key operational priorities, and address any challenges or risks impacting mission success. Possess knowledge of, or experience with, space operations, including managing and monitoring satellite systems, performing telemetry analysis, and conducting mission-critical activities such as orbital adjustments, payload operations, and anomaly resolution.
NewIT - Information Security/Privacy Analyst II PlanIT GroupIT - Information Security/Privacy Analyst IIReston, VACollaborate with security engineers, compliance officers, and business managers to ensure policies are both technically sound and operationally practical. • The enforced dress code is business casual, i.e., collared shirt with slacks for men, no skirts above the knee for women.
NewSenior Specialist, Systems Engineer - User Acceptance Tester L3Harris TechnologiesSenior Specialist, Systems Engineer - User Acceptance TesterSpringfield, VAThe successful candidate will support a high performing team of Government and Contractor professionals by testing software releases to ensure they function correctly, documenting failed test cases, and documenting any changes or updates needed to existing procedures. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.
NewContracts Specialist Sparks GroupContracts SpecialistLeesburg, VASparks Group has partnered with a local government contractor to seek a highly skilled and results-oriented Contracts Specialist to join a collaborative team issuing important solicitations, proposals and highly visible contracts for the organization. The Contracts Analyst serves as a key role in managing the negotiation, analysis and administration of contracts supporting procurement efforts.
NewHRIS Project Specialist Sparks GroupHRIS Project SpecialistSterling, VASkills & CompetenciesTechnical Savvy: Strong functional HR knowledge, familiarity with Organizational Administration tools, and basic technical skills (HTML, Visual Basic, or scripting). Project & Account Management (30%)System Implementation: Serve on implementation teams for Workday (Compensation, Benefits, Absence, Time, Payroll) and ServiceNow.
eDiscovery Application Support Specialist NuAxis InnovationseDiscovery Application Support SpecialistWashington DC, DCThis position is responsible for maintaining secure and highly available eDiscovery environments, troubleshooting complex application and infrastructure issues, supporting legal hold and compliance initiatives, and partnering with investigative, legal, cybersecurity, and IT stakeholders to ensure operational excellence and data integrity. The ideal candidate will possess extensive experience administering and supporting Relativity and other litigation support platforms, while providing infrastructure, application, and investigative workflow support across the Electronic Discovery Reference Model (EDRM) lifecycle.
NewSenior Specialist, Integration & Test Engineer L3Harris TechnologiesSenior Specialist, Integration & Test EngineerChantilly, VAWith customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions.
NewSenior Specialist, Systems Engineering - Joint Exercise Planner L3Harris TechnologiesSenior Specialist, Systems Engineering - Joint Exercise PlannerSpringfield, VAPlease click here for the E-Verify Poster in English or Spanish. L3Harris Technologies has an opening for a Joint Exercise Planner that will support the National Reconnaissance Office (NRO) by developing and executing exercises that validate operational readiness, refine tactics, techniques, and procedures (TTPs), and integrate space and ground equities into joint, interagency, and coalition space events.
New(DoD SkillBridge), Specialist, Integration & Test Engineer L3Harris Technologies(DoD SkillBridge), Specialist, Integration & Test EngineerHerndon, VABS/BA (or equivalent) in Optical, Electrical, Computer Engineering, Computer Science, Information Technology or related field, and minimum 6 years Software or systems experience or Graduate’s degree and 4 years software or systems experience. This Integration and Test / Technical trainer needs to experience in developing and executing structured training sessions tailored to customer needs, ensuring knowledge retention and effective skills transfer.
NewOperations & Technical Publications Specialist Sparks GroupOperations & Technical Publications SpecialistSpringfield, VA$24–$38 / hourApproximately 50% of the role will focus on technical editing and document quality assurance, 25% on content management and maintaining technical resources, and 25% on office management and administrative support. The ideal candidate will possess strong writing and editing skills, experience managing technical content and documentation, and the ability to provide administrative support in a fast-paced environment.
Help Desk Specialist NuAxis InnovationsHelp Desk SpecialistFalls Church, VAThis role requires strong troubleshooting skills, responsiveness, and adherence to SLA-driven support models. Our technologists have always gone the extra mile to help our federal clients succeed.
AFSIM Modeling and Simulation Specialist DCS CorporationAFSIM Modeling and Simulation SpecialistReston, VAAs part of our team, you’ll work in Reston, VA, supporting advanced defense technologies and R&D efforts alongside experts in simulation integration, state‑of‑the‑art modeling tools, and seasoned military SMEs. Your work will drive capability assessments for emerging military technologies and ensure the tools and methodologies we use effectively inform decision‑makers across the Department of Defense.
NewData Security Engineer System OneData Security EngineerVienna, VAProvide technical guidance and collaboration with other Cyber Security Engineers supporting technologies within designated area of focus (Data Scanning). Establish and maintain supporting documentation (architecture/data flow diagrams, runbooks, ServiceNow tickets, user stories and tasks).
NewSpecialist, Systems Engineering - Space Intelligence Analyst L3Harris TechnologiesSpecialist, Systems Engineering - Space Intelligence AnalystSpringfield, VAPlease click here for the E-Verify Poster in English or Spanish. • Support intelligence collection and analysis requests through systems such as the Space Collection Working Group, SOCC Sensor Collection Request, National MASINT Requirements System (NMRS), COLISEUM, or other validated request mechanisms.
Systems Administration (Operations Support Specialist) ARCTICOM LLCSystems Administration (Operations Support Specialist)Quantico, VAArcticom, LLC provides network and systems administration, enterprise architecture and resource planning, certification and accreditation, software design, programming, maintenance of telecommunications and land mobile radio equipment and systems, help desk support and IT transformation services among other services. Essential and marginal functions may require maintaining physical condition necessary for bending, stooping, sitting, walking or standing for prolonged periods of time; most of time is spent sitting in a comfortable position with frequent opportunity to move about.
Access Control Specialist MANTECHAccess Control SpecialistStafford, VAPerform database queries using DISS & Scattered Castles; prints reports/results; retrieves case files; makes appropriate database entries. Administer physical access control to facilities, ensuring proper credentialing, visitor management, and adherence to access policies.
Acquisition Logistics Specialist MANTECHAcquisition Logistics SpecialistStafford, VAProvide acquisition life cycle product support to assist in the development, update, and evaluation of documentation like Life Cycle Support Plans, Independent Logistics Assessments, Fielding Plans, Disposal Plans, and Facility Impact Reports. At least 3 years of experience supporting DoD programs that rely on the Integrated Defense AT&L Lifecycle Management Framework or DoD 5000 acquisition.
Training Specialist By Light Professional IT ServicesTraining SpecialistMcLean, VAThe program includes conducting survey and design, engineer, furnish, install, secure, and test (EFIS&T) solutions to include non-secure internet protocol router (NIPR), secure internet protocol router (SIPR), Wi-Fi, Voice over Internet Protocol (VoIP), Inside Plant (ISP), Outside Plant (OSP), and Voice Modernization at U.S. Army Base/Post/Camp/Station (B/P/C/S) across the Continental United States (CONUS). To excel in this role, you should have a strong passion for learning and development, excellent instructional design skills, and the ability to effectively communicate and engage with customers and employees at all levels.
NewSenior Cloud Cyber Security Engineer LeidosSenior Cloud Cyber Security EngineerBethesda, MD$131,300–$237,350Support Government cybersecurity officials & program personnel in preparing cybersecurity packages, including Interim Authority to Test (IATT) packages, Authority to Operate (ATO) packages, and Change Requests (CRs). Education & Experience: Bachelor’s degree in Cybersecurity, Computer Science, Information Assurance, Engineering, or related technical discipline and 12-15 years of relevant experience OR Master’s degree with 10-13 years of relevant experience.
NewHealth and Fitness Specialist LeidosHealth and Fitness SpecialistMcLean, VA$65,650–$118,675If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com. May 26, 2026For 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.
NewSpace Nuclear Monitoring Specialist - Senior Technical Advisor LeidosSpace Nuclear Monitoring Specialist - Senior Technical AdvisorWashington, DC$180,000–$190,000If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com. Provide expert review and evaluation of proposals, white papers, and technical documents focusing on space monitoring for nuclear nonproliferation and develop new thought leadership on emerging space-based nuclear monitoring technologies.
NewSenior Training Support Specialist LeidosSenior Training Support SpecialistChantilly, VA$82,550–$149,225As a successful candidate, you will be skilled at managing complex schedules, coordinating logistics, tracking competing requirements, and communicating clearly with team members, senior managers, instructors, students, and customers. This includes preparing classrooms for use, supporting instructors and students during training events, helping coordinate resources and materials, and assisting with facility setup, reset, and cleanup so each training session is ready for successful delivery.
NewUser Support Specialist (Intelligence Data Discovery and Tradecraft) LeidosUser Support Specialist (Intelligence Data Discovery and Tradecraft)Bethesda, MD$73,450–$132,775We integrate off the shelf and new development efforts to sustain and enhance existing architecture and by leveraging cloud-based computing, artificial intelligence (Al), machine learning (ML) and cross-domain transfer systems to provide cutting edge requirements management, task coordination, data exploitation, enrichment, triage, and analytics capabilities to Defense and Intelligence Community members. As the team’s User Support Specialist you will provide POSTMAN software familiarization and discovery tradecraft to enable Intelligence Community (IC) users to search for and retrieve relevant data to support intelligence analysis and operations.
NewApplication Compliance & Security Lead Johns Hopkins Applied Physics Laboratory (APL)Application Compliance & Security LeadLaurel, MD$100,000–$245,000You’ll implement and maintain application security tooling including SAST, DAST, SBOM vulnerability analysis, container scanning, and dependency management, integrating these tools into CI/CD pipelines and DevSecOps workflows. You’ll serve as the go-to resource for application teams on security and compliance matters, providing practical guidance on secure development practices and helping teams navigate CMMC, NIST 800-171, SSDF, and DFARS requirements.
Sr. IT DevSecOps Architect System OneSr. IT DevSecOps ArchitectWashington, DCThe DevSecOps Architect will play a crucial role in our organization's initiative to develop and deploy an examiner workflow tool to replace and enhance a legacy system leveraging AWS GovCloud services. They will be responsible for designing, implementing, and maintaining secure, scalable, and efficient cloud infrastructure for multiple environments (e.g., development, testing, staging, production) of the new application.
Computer/Network Security Systems Specialist (Lead) Company ConfidentialComputer/Network Security Systems Specialist (Lead)Fort Belvoir, VA$106,681–$246,980Full timeWill analyze site survey reports, recommend network modernization upgrades, craft network architectures, and assist operations leads in creating deployment plans and executing capability roll outs. Our workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals.
Document Control Specialist - 28449 Company ConfidentialDocument Control Specialist - 28449Arlington, VA$54,502–$80,000Full timeOur capabilities in cybersecurity, network architecture, reverse engineering, software and hardware development uniquely enable us to support sensitive missions for the U.S. military and federal agency partners. Our capabilities range from C5ISR, AI and Big Data, cyber operations and synthetic training environments to fleet sustainment, environmental remediation and the largest family of unmanned underwater vehicles in every class.
Operations Specialist - Rotator (Mission Assurance 2) - 27970 Company ConfidentialOperations Specialist - Rotator (Mission Assurance 2) - 27970McLean, VA$79,053–$115,000Full timeHII-Mission Technologies is looking for an Operational Specialist (OS) supporting program flight operations as an Intelligence, Surveillance, andReconnaissance (ISR) Subject Matter Expert (SME) working in a small, close-knit crew environment providing expertise in support of missionrequirements. Conduct real-time communication and distribution of multi-source information with aircrew and ground assets during all phases of flight via Tactical Data Link and chat (e.g., Link-16/mIRC) or beyond line of site satellite communications (BLoS SATCOM).
Capture Management Specialist -3 Company ConfidentialCapture Management Specialist -3Washington, DC$109,338–$160,000Full timeAssist Business Development for Unmanned System capture efforts for new business opportunities, contract re-competes, and task order pursuits in the area of Surface Warfare Account, these include (but not limited to) Naval Expeditionary Combat Command, US Marine Corps, Naval Surface Warfare, Office of Naval Research, US Coast Guard. Develops capture strategy including business solution for pursuit of opportunities; identifies potential customers, competitive assessments, teaming suppliers, and prices-to-win; participates in bid and proposal activities.
Capture Management Specialist- Remote (Capture Management 4) 28542 Company ConfidentialCapture Management Specialist- Remote (Capture Management 4) 28542Fairfax, VARemote$119,155–$220,000Full timeDevelops and owns capture plan and capture strategy, coordinating with Portfolio Leads to establish technical solutions, identify key personnel/SMEs, and assess strongest past performance references . When extending an offer, HII's Mission Technologies division takes a variety of factors into consideration which include, but are not limited to, the role's function and a candidate's education or training, work experience, and key skills.
Due Diligence Specialist (Mission Assurance 4) - 28270 Company ConfidentialDue Diligence Specialist (Mission Assurance 4) - 28270Fort Meade, MD$122,042–$165,000Full time9 years relevant experience with Bachelors in related field; 7 years relevant experience with Masters in related field; 4 years relevant experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 13 years relevant experience. Our workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals.
Data Center Security Specialist, DC Security AMER East, DC Security AMER East Amazon.com IncData Center Security Specialist, DC Security AMER East, DC Security AMER EastFredericksburg, VAWe pioneered cloud computing and never stopped innovating - that's why customers from the most successful startups to Global 500 companies trust our robust suite of products and services to power their businesses. We support all AWS data centers and all of the servers, storage, networking, power, and cooling equipment that ensure our customers have continual access to the innovation they rely on.
Security Specialists- Industrial Security Program Advantage SCISecurity Specialists- Industrial Security ProgramReston, VACage Code, Facility Clearance and safeguarding level within the Defense Security Service Industrial Security Facility Database for industry, performing liaison between client and industry partners to ensure compliance of security requirements within the Statement of Work, DD-254 and addendums. Assisting the Contracting Officer, Contracting Officer Representatives and Industry (Director of Security and Facility Security Officers) to accurately prepare and submit DD Form 254s, and provide security guidance as required.
Security Specialist III –Personnel Security Adjudication Specialist Armada LtdSecurity Specialist III –Personnel Security Adjudication SpecialistWashington, DCFull timeSecurity Specialist III perform additional security duties as required to meet the SOC's operational needs, including, but not limited to attending meetings, providing responses to internal and external requests, conducting security‑related research, conducting personnel security interviews, and information gathering and exchange via telephone, internet, and mail. Security Specialist III - Personnel Security Adjudication Specialist adjudicate government background investigations for individuals requiring a suitability, fitness, and/or national security determination.
Security Specialist II - Risk Assessment Specialist Armada LtdSecurity Specialist II - Risk Assessment SpecialistWashington, DCFull timeSecurity Specialist II - Risk Assessment Specialist will perform additional security duties as required to meet the SOC's operational needs, including, but not limited to attending meetings; providing information to internal and external requests; conducting security-related research; conducting personnel interviews; initiate and review completed eApp forms; and information gathering and exchange via telephone, internet, and mail. Security Specialist II - Risk Assessment Specialist compiles and maintains accounting and accurate data of FCC contractor population, contracting vendors, and FCC CORs to maintain accurate information in the personnel management case system.
Contract Security Specialist Officer ECS Federal LLCContract Security Specialist OfficerDCCoordinate with the COR, Government Security Points of Contact, Program Manager, Facility Security Officer, host-unit security offices, and contractor leadership on security-related matters. Track contractor completion of required security training, annual refresher training, derivative classification training, insider threat awareness, and other applicable security requirements.
Personnel Security Specialist Armada LtdPersonnel Security SpecialistWashington, DCFull timePersonnel Security Specialist will utilize Electronic Questionnaires for Investigations Processing (eApp), Central Verification System (CVS), Personnel Investigations Processing System (PIPS), and other applicable personnel security systems to validate investigation requirements and reciprocity eligibility. Must have completed the Office of Personnel Management (OPM) Essentials of Suitability Adjudication Program, Basic Adjudication courses, or similar applicable adjudication/suitability training.
Security Specialist I – Badging and Credentialing Specialist Armada LtdSecurity Specialist I – Badging and Credentialing SpecialistWashington, DCFull timeSecurity Specialist I perform additional security duties as required to meet the SOC's operational needs, including, but not limited to attending meetings; providing information to internal and external requests; conducting security-related research; updating data in the personnel management case system; and information gathering and exchange via telephone, internet, and mail. Tracking all individuals who have; 1) been processed for an HSPD-12 credential, and 2) have received a "temp" badge, as well as the status of files sent to the HSPD-12 central badging office (GSA/USAccess), or who were scheduled for badge processing, but for any reason were not provided a badge.
Data Center Security Specialist, DC Security Amer-East Amazon.com IncData Center Security Specialist, DC Security Amer-EastSterling, VAWe pioneered cloud computing and never stopped innovating - that's why customers from the most successful startups to Global 500 companies trust our robust suite of products and services to power their businesses. We support all AWS data centers and all of the servers, storage, networking, power, and cooling equipment that ensure our customers have continual access to the innovation they rely on.
Physical Security (PhySec) Specialist Armada LtdPhysical Security (PhySec) SpecialistWashington, DCFull timeThe Physical Security Specialist is responsible for designing, implementing, and maintaining security measures for Sensitive Compartmented Information Facilities (SCIFs). The Physical Security Specialist will conduct routine inspections, assessments, and audits to verify SCIF integrity and compliance.
Personnel Security (PerSec) Specialist Armada LtdPersonnel Security (PerSec) SpecialistWashington, DCFull timePersonnel Security Specialists will process security clearances by collecting, reviewing, submitting, and tracking required documentation. Knowledge of maintaining personnel security records, databases, and tracking systems (e.g., JPAS, DISS, or local equivalents).