Install Technician III StratAcuity Staffing Partners IncInstall Technician IIIColumbia, MD$37–$60 / hourIn terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Serve as the installation lead, configuring, programming, and maintaining a wide range of security systems, including access control, video surveillance, intrusion detection, and other security technologies.
Senior AWS Cloud Systems Engineer Vets HiredSenior AWS Cloud Systems EngineerMarylandThe ideal candidate brings deep AWS expertise, strong systems engineering experience, and a security-first mindset to help deliver compliant, scalable, and resilient cloud solutions. We are seeking an experienced AWS Cloud Systems Engineer to design and implement secure cloud solutions in highly regulated environments.
Senior Information System Security Officer PeratonSenior Information System Security OfficerAnnapolis Junction, Maryland$135,000–$216,000 / yearFull timeAs the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Maintain security authorization artifacts (e.g., SSP, control narratives, diagrams, inheritance/leverage controls, CM plan, incident handling plan, contingency artifacts, user/admin procedures).
Systems Administrator Level 2 Markon SolutionsSystems Administrator Level 2Annapolis Junction, MD$145,000–$155,000 / yearOur growing reach extends across 17 states, 116 countries, and 5 continents, where our team of dynamic professionals collaborates to deliver unparalleled program and project management services. Working closely with software engineers and infrastructure teams, the Systems Administrator supports modern deployment strategies, system optimization, and continuous operational improvement.
Systems Administrator Level 2 MarkonSystems Administrator Level 2Annapolis Junction, Maryland$145,000–$155,000 / yearFull timepointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]" dir="auto"> Active TS/SCI w/ Polygraph with this Customer. Description: Markon is seeking a Systems Administrator to support the Fort Meade customer by administering and maintaining secure Linux-based infrastructure supporting mission-critical operations.
Senior Systems Analyst, Cost & Receipt Accounting Anduril Industries IncSenior Systems Analyst, Cost & Receipt AccountingWashington, DC$146,000–$194,000 / yearWithin CorpOS lies a suite of digital software solutions aimed at solving the problems for our growth, finance, people teams that interplays heavily with our ArsenalOS solutions that enable Anduril's engineering, production and sustainment departments. Sub-ledger Reconciliation: Direct the technical resolution of variances between the Receipt Accounting sub-ledger and the General Ledger, ensuring "Received But Not Invoiced" (RBNI) reports are accurate and automated.
Senior Data Center Security Operations Technician CyrusOneSenior Data Center Security Operations TechnicianAshburn, VADocument identified issues, troubleshooting steps, corrective actions, completed tasks, and escalation activities clearly to support visibility, follow-up, and operational continuity. Help maintain site readiness by ensuring security components, operational dependencies, support needs, and critical spares are identified, prioritized, and communicated appropriately.
Lead Data Center Security Operations Technician CyrusOneLead Data Center Security Operations TechnicianAshburn, VAServes as a lead onsite resource for incident response, customer escalation support, and day-to-day guidance, helping maintain system uptime, contractual performance, and customer trust. Document identified issues, troubleshooting steps, corrective actions, completed tasks, and escalation activities clearly to support visibility, follow-up, and operational continuity.
Industrial Security Specialist Seekr Technologies IncIndustrial Security SpecialistReston, VAAvailable across cloud, on-premises, and edge environments, SeekrFlow reduces bias, strengthens data integrity, and simplifies model oversight so organizations can rely on trusted AI decisions in high-stakes settings that impact society's most sensitive and vital systems. Trusted by leading enterprises and government agencies, we partner with defense, finance, telecom, and critical infrastructure leaders to enable AI solutions that drive real-world results with unmatched transparency and control.
Traveling Security Technician Unlimited TechnologyTraveling Security TechnicianWashington, DC$65,000–$90,000 / yearAs a customer facing employee, the Security Technician must be a personable, knowledgeable self-starter who is capable of making sound decisions that are in the best interest of the customer and Unlimited Technology. We secure the facilities and networks of the world's leading brands and critical infrastructure and are recognized leaders in the physical and IT security, cyber, and managed services industries.
Cloud Systems Administrator - TS/SCI w/Poly PeratonCloud Systems Administrator - TS/SCI w/PolyAnnapolis Junction, Maryland$112,000–$179,000 / yearFull timeAs the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Bachelor’s degree in Computer Science or related technical discipline and a minimum of 5 years of experience in software development, engineering, or cloud-based systems; OR.
Senior Information System Security Engineer (ISSE) Leidos Holdings IncSenior Information System Security Engineer (ISSE)Alexandria, VA$131,300–$237,350 / yearThis role is pivotal in ensuring the confidentiality, integrity, and availability of cloud-hosted assets while enabling secure innovation at scale by working closely with cloud engineers, cybersecurity analysts, and program leadership to drive continuous improvement and deliver value to the mission. The Digital Sector at Leidos is seeking a dynamic Information Systems Security Engineer (ISSE) to support cloud modernization initiatives for the United States Coast Guard (USCG) at Command, Control, Communication, Computer, Cyber, and Intelligence Service Center (C5ISC) in the Alexandria, VA area.
Information Systems Security Engineer Galapagos Federal Systems LLC.Information Systems Security EngineerWashington, Washington, DC$160,000–$170,000 / yearFull timeWe deliver professional services in IT Design & Installation, Cybersecurity Engineering & Support, Application Integration & Development, Software & Hardware Engineering, Network & Systems Management, Information Systems Security, and Business Management Services. The ISSE ensures strategic and technical adherence to all aspects of the Information Assurance (IA) program in accordance with U.S. Government and Intelligence Community requirements, including ICD 503, RMF, and applicable NIST and CNSSI guidance.
Systems Engineer Azure Identity CbSystems Engineer Azure IdentityFt Belvoir, Virginia$190,000–$218,000 / yearDesign Azure Landing Zones, governance frameworks, subscription architectures, and management group strategies following Microsoft Cloud Adoption Framework (CAF) and Azure Well-Architected Framework guidance. The ideal candidate will have experience supporting DoD cloud initiatives, implementing hybrid identity solutions, and engineering cloud environments that align with Zero Trust principles and Department of Defense cybersecurity requirements.
Space Systems Engineer (Expert) - TS/SCI Clearance Required Core-CSI LLC.Space Systems Engineer (Expert) - TS/SCI Clearance RequiredSpringfield, VAFull timeThis role applies to a multi-disciplinary approach to the development, integration, and sustainment of space-based capabilities within Controlled Access Programs (CAPs) and Special Access Programs (SAPs) across the National System for Geospatial Intelligence (NSG) and the Department of Defense/Intelligence Community (DoD/IC).The engineer will engage in activities including requirements engineering, solutions development, systems reliability and resiliency, services deployment, research and development (R&D), systems integration, test and evaluation (T&E), and maintainability analysis. Responsibilities:The KPMO Space Systems Engineer provides advanced engineering support across all phases of the system lifecycle to ensure the delivery of timely and accurate Geospatial Intelligence (GEOINT).
Information System Security Manager PeratonInformation System Security ManagerSilver Spring, Maryland$112,000–$179,000 / yearFull time5+ years experience with Authority to Operate (ATO) process, continuous monitoring, POA&Ms, Security Authorizations (SA), NIST 800-37, NIST 800-53 Rev4/ Rev5, working with Information System Owners (ISO) and Program Managers (PM). Continuously maintain a thorough understanding of all relevant corporate policies, security control plans as well as system configurations, architecture, installed software, accounts (both Operating System and Application), data flows, ports, protocols, and other relevant data for each Information System.
Information Systems Security Officer(ISSO) Leidos Holdings IncInformation Systems Security Officer(ISSO)Laurel, MD$107,900–$195,050 / yearWithin Leidos' Cyber & Analytics Business Area, Key Management & Analytics Division, you'll work alongside professionals supporting sophisticated national-security capabilities in areas including Security Engineering, Computer Network Operations (CNO), Mission Software, Signals Intelligence (SIGINT), Cryptographic Key Management, and systems integration. Leidos has an exciting opportunity for an experienced Information Systems Security Officer (ISSO) to join our Cyber & Analytics Business Area, Key Management & Analytics Division, supporting critical national-security missions.
Information System Security Officer (ISSO) Tria FederalInformation System Security Officer (ISSO)Washington, DCSelect the baseline security controls for the IT system, using the CSAM Governance, Risk, and Compliance (GRC) Tool, and tailor controls where appropriate. The ISSO research, develops, implements, tests, and reviews an organization's information security to protect information and prevent unauthorized access.
Information System Security Officer PeratonInformation System Security OfficerWashington, D.C.$104,000–$166,000 / yearFull time3+ years experience with Authority to Operate (ATO) process, continuous monitoring, POA&Ms, Security Authorizations (SA), NIST 800-37, NIST 800-53 Rev4/ Rev5, working with Information System Owners (ISO) and Program Managers (PM). Responsibilities: Peraton is seeking an Information System Security Officer (ISSO) to support our customer onsite in Washington D.C. Responsibilities include: Assist the Information System Security Manager (ISSM) with information assurance efforts, and systems across numerous environments.
Senior Systems Engineer Ocean SolutionsSenior Systems EngineerAshburn, VirginiaStrong experience in network infrastructure including switches, routers, cabling, racks, firewalls, LAN, WAN, TCP/IP, DNS, UDP, Latency, VPN, Terminal Services, VolP, QoS, EIGRP, BGP, OSPF, NHRP, and PPP. From designing and installing cutting-edge solutions to providing expert support and maintenance, you'll play a vital role in keeping their technology running smoothly—all while following Ocean Solutions’ proven best practices.