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Keywords: Senior Cybersecurity Systems Engineer, Location: Washington DC

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Senior Cybersecurity Systems Engineer

MTSI is seeking a Senior Cybersecurity Systems Engineer whose primary function will be to work with Special Access... not be limited to: Understanding operational needs of systems at varied stages of the SDLC through participation in acquisition...

Posted Date: 28 Jan 2026

Senior Information System Security Engineer

a motivated, career and customer-oriented Senior Information System Security Engineer (ISSE) to join our team in Washington, D.C...(s). Ensure that the design of hardware, operating systems, and software applications adequately address cybersecurity...

Company: ManTech
Location: Washington DC
Posted Date: 23 Jan 2026

Senior Auxiliary System Engineer

a motivated, career and customer-oriented Senior Auxiliary Systems Engineer to join our team working at the Washington D.C. Navy... that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career...

Company: ManTech
Location: Washington DC
Posted Date: 23 Jan 2026
Salary: $98000 - 163100 per year

Senior Systems Engineer

! ***This is for a future opportunity*** MANTECH seeks a motivated and career-focused Senior Systems Engineer to join our team onsite... that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career...

Company: ManTech
Location: Washington DC
Posted Date: 23 Jan 2026
Salary: $107900 - 179400 per year

Senior IT Systems Engineer

Overview: Senior IT Systems Engineer Location: Washington Navy Yard, Washington D.C. Position Overview The... Senior IT Systems Engineer will provide advanced systems engineering support to the Naval Sea Systems Command Safety...

Company: Rivet
Location: Washington DC
Posted Date: 05 Jan 2026

Senior Systems Engineer-Project Lead

Senior Systems Engineer - Project Lead **Signing Bonus** Location: Huntsville, AL Position Type: Full-Time.... Small company. Big mission. Real engineering. Join the future of Systems Engineering Secmation is seeking a Senior...

Company: Secmation
Location: Washington DC
Posted Date: 24 Dec 2025

Senior System Security and Information Assurance Engineer

are at the frontier of the Nation's most complex and rewarding challenges. Join our team. The Senior PAM Engineer will play... Technology, Computer Science, Engineering, or related field 10+ years of professional experience in cybersecurity, systems...

Company: Barbaricum
Location: Washington DC
Posted Date: 21 Dec 2025

Information System Security Engineer (ISSE) - Senior

Systems Security Officer (ISSO), Information Systems Security Engineer (ISSE), and Information Systems Security Representative... Qualifications Frameworks & Tools Experience with Joint Cybersecurity Authorization Management (JCAM) and/or Xacta...

Company: TekSynap
Location: Washington DC
Posted Date: 25 Dec 2025

Information System Security Engineer (ISSE) - Senior

Officer (ISSO), Information Systems Security Engineer (ISSE), and Information Systems Security Representative (ISSR) experts... System Engineering performed by the Information System Security Engineer (ISSE) includes the following activities: Lead...

Company: TekSynap
Location: Washington DC
Posted Date: 01 Dec 2025

System Engineer - Team Submarine Logistics

System Engineer will support TEAMSUB in managing logistics processes and digital systems, including cloud platforms... and maintain classified network logistics tools like Web ATIS. Manage cybersecurity compliance for logistics systems...

Posted Date: 08 Jan 2026

Senior Systems Administrator

Title: Senior Systems Administrator Location: Fort Lesley J. McNair, 300 5th Avenue, Washington, DC 20319 (Hybrid... or above Summary: We are seeking an experienced Cloud Systems Engineer to support enterprise IT infrastructure across Microsoft Azure...

Company: ETalentNetwork
Location: Washington DC
Posted Date: 23 Jan 2026

Hull Systems Engineer

a motivated, career and customer-oriented Hull Systems Engineer to join our team working in the Washington D.C. Navy Yard... that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career...

Company: ManTech
Location: Washington DC
Posted Date: 23 Jan 2026
Salary: $98000 - 163100 per year

Lead Infrastructure Systems Engineer

Analytica is seeking a highly skilled and proactive Lead Infrastructure Systems Engineer to provide expert technical... leadership in the management, monitoring, and maintenance of enterprise-level systems, databases, and infrastructure...

Company: Analytica
Location: Washington DC
Posted Date: 02 Jan 2026

Systems Security Engineer

, hybrid, and SOF tactical domains. This position aligns with the DoD 8140 Systems Security Engineer (Work Role ID 651) at the... Engineer to join the Zero Trust Leadership Cell (ZTLC) under the EDAT Innovation Contract, supporting USSOCOM's enterprise-wide...

Company: Barbaricum
Location: Washington DC
Posted Date: 08 Nov 2025

Information Systems Security Engineer (ISSE) - SME

COLSA is seeking multiple Information Systems Security Engineers – SME candidates for Key Personnel roles in support... responsible for the end-to-end implementation of the RMF lifecycle for agency IT systems. Oversee and coordinate activities...

Company: COLSA
Location: Washington DC
Posted Date: 25 Jan 2026

Senior Security Engineer

Evolver Federal is seeking a Senior Security Engineer to fulfill a requirement for a potential government client. The... Senior Security Engineer is responsible for designing, implementing, and maintaining advanced security solutions to protect...

Company: Evolver
Location: Washington DC
Posted Date: 22 Jan 2026
Salary: $160000 - 190000 per year

Senior Software Test Engineer

and innovative cybersecurity team! The Senior Software Test Engineer will support our agile software development practice, aiding...Position Description: Valiant Solutions is seeking a Senior Software Test Engineer to join our rapidly growing...

Posted Date: 22 Jan 2026
Salary: $95000 per year

Senior Electrical Engineer – RF (Anechoic Chamber & HIL Facility Design/Upgrade)

Overview: We’re seeking a Senior Electrical Engineer with extensive RF experience to lead the design, upgrade... execution. You’ll work closely with systems, test, and embedded/software teams to ensure the chamber supports repeatable, high...

Posted Date: 22 Jan 2026

Senior Quantum Readiness & Cryptography Engineer

Job Description: Senior Quantum Readiness & Cryptography Engineer Location: Washington D.C. Area Employment Type: Full... a Senior Quantum Readiness & Cryptography Engineer to lead the strategy, architecture, implementation, and operational...

Company: SERVISS LLC
Location: Washington DC
Posted Date: 20 Jan 2026

SENIOR CLOUD ARCHITECTURE ENGINEER

policies. The Senior Cloud Architect collaborates with engineering, cybersecurity, DevSecOps, and program teams to deliver... within this business space. Location: Washington D.C. Clearance Requirement: Secret Clearance required Position Overview: The Senior...

Posted Date: 17 Jan 2026