- Amentum (Washington, DC)
- … applications + Up to 20% Travel may be required **Preferred Qualifications:** + Active Secret or Top - Secret clearance + 3+ years experience with ... of Mission and Capability Support (MCS). Amentum is seeking a Project Engineer with Counter-Unmanned Aerial Systems (C-UAS) experience to support portfolio system… more
- Lumen (Herndon, VA)
- …division multiplexing + **Candidate must be a US Citizen with an active TOP SECRET /SCI Level clearance ** Preferred Qualifications + Bachelor's degree ... trust and transparency. People power progress. We're looking for top -tier talent and offer the flexibility you need to...world and shape the future. **The Role** The Senior Engineer will participate in multiple team environments and provide… more
- BEAT LLC (Linthicum Heights, MD)
- …Information Systems Security Engineer (ISSE) Location: Fort Belvoir, VA (hybrid) Clearance : Top Secret SCI Certification: CompTIA Security+ or higher ... Salary: $185k - $200k Job Description BEAT is looking for a Security Engineer /Architect. Candidate will be required to understand and document a systems design and… more
- Electrosoft (Washington, DC)
- …technologies + Has applicable operating system, networking, and security certifications + Top - Secret security clearance All qualified applicants are ... PKI Engineer Posted: 08/20/2025 Electrosoft Services, Inc. is an...we also focus on ICAM, enterprise IT modernization, and software solutions. We always seek to delight our customers,… more
- SAIC (Chantilly, VA)
- …or more experience. Relevant experience to be substituted in lieu of degree. + Active Top Secret /SCI clearance with Polygraph. + Proven experience with Agile ... **Description** SAIC is seeking a **Solution Train Engineer ** to support SAIC's Prime Program, Landmark AOS in Chantilly, VA. Landmark AOS is a large SETA program,… more
- KBR (Reston, VA)
- …basis + Proficiency in C++, Python, or other programming language + Active Top - Secret clearance with Sensitive Compartmented Information (SCI) eligibility ... Title: Modeling & Simulation Engineer (Specialist) Belong. Connect. Grow. with KBR! KBR's...or supporting decisions under uncertainty. + Support M&S and software development efforts. + Collaborate with military subject matter… more
- KBR (Beavercreek, OH)
- …to ensure compliance with Air Force cybersecurity policies and authorizing official requirements. + Top Secret clearance required with SCI Eligible. + SAP ... Title: Information System Security Engineer (ISSE) Belong. Connect. Grow. with KBR! KBR's...test events and authorization efforts. + Expertise in secure system/ software integration, vulnerability assessment, and penetration testing. + Experience… more
- Koniag Government Services (Vienna, VA)
- …deployment, and support for new or existing IT application software on Unclassified, Secret and Top Secret enclaves. Development currently uses the Agile ... Services company, is seeking a Java Developer with a TS /SCI security clearance to support Kadiak and...to ensure program deadlines are met. + Assist Applications Engineer and Applications Programmer to interpret software … more
- RTX Corporation (Richardson, TX)
- …US citizenship is required, as only US citizens are eligible for a security clearance **Security Clearance :** TS /SCI - Current At Raytheon, the foundation ... are currently seeking a Senior Systems Integration and Test Engineer to join our SI&T team in Richardson, TX....Hat), Python, and/or Perl scripting + Active and transferable TS /SCI US government issued security clearance is… more
- L3Harris (Chantilly, VA)
- …and its application in software systems Preferred Additional Skills: + Active TS /SCI security clearance is preferred + Experience with other MBSE tools and ... organizations here: https://www.l3harris.com/capabilities/space Essential Functions: We are seeking a software systems engineer to join our C2 development… more