NewAntenna Systems Engineer Johns Hopkins University Applied Physics Laboratory LLCAntenna Systems EngineerLaurel, MDAPL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development. The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation's most critical defense, security, space and science challenges.
Linux Systems Administrator II CACILinux Systems Administrator IIFort Meade, MarylandPay 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. • Dell and HPE Linux servers; Juniper and Cisco routers, switches, and firewalls; Palo Alto firewalls; Ansible; Nutanix – VM management; Rubrik – data storage; Nomad containers; SALT scripts; LibreNMS; NetBox.
Systems Engineer L2 (Security Clearance Reqd) Oak Leaf SolutionsSystems Engineer L2 (Security Clearance Reqd)Hanover, MDLOCATION : HANOVER, MD SECURITY CLEARANCE : TS/SCI with FULL SCOPE POLYGRAPH required for consideration SALARY RANGE: 165K - 183KOak Leaf Solutions is searching for an experienced, mission‑driven Systems Engineer to help shape, design, and deliver complex solutions that directly support national security. The Level 2 System Engineer (SE) shall possess the following capabilities: 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), etc.
Systems Administrator ManTechSystems AdministratorLinthicum Heights, MDOccasionally 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. You will be responsible for the installation, configuration, and maintenance of cryptographic hardware and software solutions, ensuring compliance with industry regulations and safeguarding sensitive data for the Department of Defense and the Community.
Information Systems Security Engineer Spear AIInformation Systems Security EngineerBolling AFB, District of ColumbiaWe are seeking an Information Systems Security Engineer (ISSE) to design, build, and integrate security into all information systems supporting the program, serving as the hands-on technical expert who translates Intelligence Community security requirements into engineered, implemented, and validated solutions. • Develop and maintain the body of evidence supporting ATO packages — system security plans, control implementation details, test results, and supporting artifacts — in partnership with the ISSM and ISSOs.
Principal Systems Engineer (Microsoft) - DOJ NSD - Active Top Secret Required ITC Federal, Inc.Principal Systems Engineer (Microsoft) - DOJ NSD - Active Top Secret RequiredWashington, DCFull timeHas expertise in multiple operating systems and is responsible for configuration, patch management, troubleshooting, all versions and sub-version upgrades, and all aspects of the availability of servers and systems. This position provides enterprise Microsoft systems engineering and management support, ensuring the configuration, security, performance, and availability of servers and enterprise systems across the environment.
Systems Engineer III Reflexive ConceptsSystems Engineer IIIMarylandLead the lifecycle engineering and scale-out architecture of MDE and Trellix HX across hybrid environments, including on-premises, cloud, and virtual desktop infrastructures (VDI), to include authoring complex system engineering and implementation plans, tuning agent configurations and exclusion policies to eliminate mission friction, and monitoring overall endpoint health at scale. This critical role bridges high-level systems architecture with operational defense capabilities, ensuring total endpoint visibility, robust threat containment, and resilient configuration management across all enterprise and mission-critical assets to defend national security infrastructure against sophisticated cyber threats.
Senior Systems Administrator BAE Systems PlcSenior Systems AdministratorAnnapolis Junction, MD$146,670–$249,330 / yearAbout BAE Systems Intelligence & Security BAE Systems, Inc. is the U.S. subsidiary of BAE Systems plc, an international defense, aerospace and security company which delivers a full range of products and services for air, land and naval forces, as well as advanced electronics, security, information technology solutions and customer support services. Intelligence & Security (I&S), based in McLean, Virginia, designs and delivers advanced defense, intelligence, and security solutions that support the important missions of our customers.
Systems Network Administrator (SNA-2) LeidosSystems Network Administrator (SNA-2)Laurel, MarylandThis team is at the forefront of Security Engineering, Computer Network Operations (CNO), Mission Software, SIGINT, and advanced analytics , delivering mission-critical capabilities that directly support national security. April 7, 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.
Windows Systems Automation Engineer Booz Allen HamiltonWindows Systems Automation EngineerMcLean, Virginia$86,800–$198,000 / yearWe need a Windows Systems Automation Engineer who can combine Windows administration, cloud engineering, and infrastructure-as-code practices to build reliable and repeatable environments supporting Department of Defense missions. Onsite : If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role.
NSS Senior Space Systems Engineer Johns Hopkins Applied Physics LaboratoryNSS Senior Space Systems EngineerLaurel, MarylandFull timeTo learn about these APL’s mission and projects, https://civspace.jhuapl.edu/ and https://www.jhuapl.edu/OurWork/NationalSecuritySpace . This includes historic, science space firsts like New Horizons reaching Pluto, Parker Solar Probe being the first to “touch” the sun, and the DART mission that redirected an asteroid for planetary defense.
NSS Space Systems Engineer Johns Hopkins Applied Physics LaboratoryNSS Space Systems EngineerLaurel, MarylandFull timeTo learn about these APL’s mission and projects, https://civspace.jhuapl.edu/ and https://www.jhuapl.edu/OurWork/NationalSecuritySpace . This includes historic, science space firsts like New Horizons reaching Pluto, Parker Solar Probe being the first to “touch” the sun, and the DART mission that redirected an asteroid for planetary defense.
NewSenior Network and Computer Systems Administrator DecisionPoint | CortekSenior Network and Computer Systems AdministratorArlington, VirginiaFull timeOverview: DecisionPoint Corporation is seeking an experienced Senior Network and Computer Systems Administrator to support the Department of Homeland Security (DHS), Cybersecurity and Infrastructure Security Agency (CISA), Critical Infrastructure Information Sharing Environment (CI-ISE ) and Homeland Security Information Network-Critical Infrastructure (HSIN-CI) Program Support Services. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor's legal duty to furnish information.
Systems Administrator (SA) - TS/SCI with CI Polygraph Modern Government SolutionsSystems Administrator (SA) - TS/SCI with CI PolygraphMcLean, VAFull timeThe SA will work alongside the program's ISSE and security team to implement technical controls, maintain system security posture, and support the ongoing fielding and maintenance of a Top Secret Contractor Wide Area Network (CWAN).The ideal candidate brings hands-on experience with system hardening, vulnerability management, and system administration in NRO-sponsored CWAN infrastructure, along with the ability to collaborate effectively across technical and program teams in classified environments. TITLE: Systems Administrator (SA)LOCATION: McLean, VACLEARANCE REQUIRED: Active DoD TS/SCI with CI PolygraphEMPLOYMENT TYPE: Full-time, On-site POSITION SUMMARYModern Government Solutions (MGS) is seeking a Systems Administrator (SA) to support the implementation, hardening, and maintenance of secure systems for mission-critical government programs.
Senior Cloud Security Specialist-API ClearFocus TechnologiesSenior Cloud Security Specialist-APIDistrict of ColumbiaStrong 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. Provide technical expertise and support to customers, IT management, and staff in cloud security threat risk assessments, development, testing, and the implementation and operation of appropriate information security plans, procedures, and controls techniques designed to prevent, minimize, or quickly recover from cyber-attacks or other serious cloud events.
NewState Estimation & Target Tracking Systems Engineer StratAcuity Staffing Partners IncState Estimation & Target Tracking Systems EngineerBaltimore, MD$85–$117 / hourIn terms of professional development, Everforth 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. Our client is seeking a Systems Engineer - State Estimation & Target Tracking to support the development and deployment of advanced sensor fusion and target tracking capabilities for next-generation multi-function RF systems.
NewRadar Modeling Simulation & Analysis Systems Engineer 3 StratAcuity Staffing Partners IncRadar Modeling Simulation & Analysis Systems Engineer 3Baltimore, MD$75–$110 / hourIn terms of professional development, Everforth 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. In 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.
NewSkillbridge Principal / Senior Modeling Simulation & Performance Analysis Systems Engineer Northrop GrummanSkillbridge Principal / Senior Modeling Simulation & Performance Analysis Systems EngineerBaltimore, MD$108,800–$163,200 / yearBasic Qualifications for Skillbridge Senior Principal Modeling Simulation & Performance Analysis Systems Engineer: Bachelor's degree with 8 years of experience, a Master's degree with 6 years of experience or a PhD with 4 years of experience in Science, Technology, Engineering or Mathematics or related technical fields; an additional 4 years of experience may be considered in lieu of a degree. Basic Qualifications for Skillbridge Principal Modeling Simulation & Performance Analysis Systems Engineer: Bachelor's degree with 5 years of experience, a Master's degree with 3 years of experience or a PhD with 1 year of experience in Science, Technology, Engineering or Mathematics or related technical fields; an additional 4 years of experience may be considered in lieu of a degree.
Senior Director, Business Development, Expeditionary Systems ANDURIL INDUSTRIESSenior Director, Business Development, Expeditionary SystemsWashington, DC$220,000–$292,000 / yearYou will personally develop customer relationships at the highest levels of the Department of War and allied governments, shape requirements, run captures, and close multi-hundred-million-dollar deals - leading with edge compute and infrastructure, and expanding into the adjacent expeditionary missions of command and control and sensor/effector transport. Capture leadership: Personally lead end-to-end capture efforts for major programs across the portfolio - from shaping the requirement through proposal submission to contract award - whether the deal leads with a modular data center, a deployable command-and-control node, or a platform carrying sensor and effector payloads.
Information Security Officer City First BankInformation Security OfficerWashington, DCThe role also supports the ability to maintain assurance in our technical security controls, especially on the Cloud, so that risks to the confidentiality, integrity, and availability of the bank's information systems and infrastructure are sufficiently mitigated which in turn, supports the bank's operational and compliance goals. City First Bank N.A. is a mission-driven Community Development Financial Institution (CDFI) principally focused on a transformative impact in underserved, urban markets with the highest needs to drive equitable economic development.