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Keywords: Operating Systems Security Engineer, Location: Washington DC

Page: 1

Operating Systems Security Engineer

, and support of WilmerHale’s enterprise endpoint and server operating systems and associated security infrastructure.... This engineering position will focus on information security related technologies related to our core operating systems. In addition...

Posted Date: 26 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 System Security and Information Assurance Engineer

), and Standard Operating Procedures (SOPs) Support Authority to Operate (ATO) efforts through security control implementation..., with a particular focus on Defense and National Security mission sets. We leverage more than 17 years of support to stakeholders...

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

Senior Systems Security Engineer

a blend of strong technical skills (networking, operating systems, security tools, programming, encryption) and essential soft... Security Engineer to assist the customer with engineering and administration tasks. The ideal candidate will be comfortable...

Company: AnaVation
Location: Washington DC
Posted Date: 07 Dec 2025

Information Systems Security Engineer (ISSE) - SME

COLSA is seeking multiple Information Systems Security Engineers – SME candidates for Key Personnel roles in support... Demonstrated experience leading RMF execution for complex, enterprise-scale systems. Strong knowledge of NIST RMF, security...

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

Baseline Security Engineer, Lead

Baseline Security Engineer, Lead The Opportunity: Develop and implement security solutions in alignment... Alto, operating systems, including Windows Server, Red Hat, or Linux, cloud services, including AWS, Azure, Salesforce, Okta, O365...

Location: Washington DC
Posted Date: 28 Jan 2026

Tenable Information Security Engineer, Senior

Tenable Information Security Engineer, Senior The Opportunity: Warnings about cyber threats are everywhere and the... baselines for various operating systems, including Windows or RHEL and CentOS Experience with configuring authentication...

Location: Washington DC
Posted Date: 28 Jan 2026

Cybersecurity Engineer, Managed Security Services

Engineer to join our Managed Security Services team. The perfect candidate should have extensive knowledge of Security... operating procedures, and training materials. Ongoing Education: Keep abreast of the latest security threats and trends...

Company: Critical Start
Location: Washington DC
Posted Date: 14 Jan 2026

Forescout Cyber Security Engineer

focused on implementing and operating next generation security solutions for government and commercial clients. Perform hands... complex security challenges. You will join a team and engineer solutions to complex challenges for customers using...

Company: DAn Solutions
Location: Washington DC
Posted Date: 08 Jan 2026

Senior Security Engineer

's Security Engineering team is looking for a security engineer to focus on building world class defensive controls to protect the... and systems to improve security posture and operational efficiency Conduct security architecture and design reviews for systems...

Location: Washington DC
Posted Date: 28 Nov 2025

Cloud Security Engineer

Eagle Harbor Solutions, LLC a Koniag Government Services company, is seeking an experienced Cloud Security Engineer... Harbor Solutions is seeking experienced, motivated, career and customer-oriented Cloud Security Engineer to join our team...

Posted Date: 20 Nov 2025

Web Application Security Engineer

Overview: As a Web Application Security Engineer, you will provide technical expertise and solutions to remediate... solutions to improve overall enterprise security posture through process streamlining and automation. Contributions...

Company: Steampunk
Location: Washington DC
Posted Date: 12 Nov 2025
Salary: $100000 - 155000 per year

Systems Engineer

Systems is seeking a highly skilled Systems Engineer to support a federal contract in the Washington, DC area. The selected... suitability clearance. Key Responsibilities: Manage the full lifecycle of operating systems for servers, PCs, Macs, scanners...

Company: Anika Systems
Location: Washington DC
Posted Date: 19 Dec 2025

Senior Cybersecurity Systems Engineer

Architect), offensive security (e.g. OSCP, GPEN), operating systems (Microsoft/Linux administration), etc. Education...MTSI is seeking a Senior Cybersecurity Systems Engineer whose primary function will be to work with Special Access...

Posted Date: 28 Jan 2026

Model Based Systems Engineer (Hybrid)

Engineer (MBSE) analysis support to the Naval Sea Systems Command (NAVSEA) PMS 408 - Naval Expeditionary Missions (EXM) Program... first, then continue to read below and join the FirstDiv team! This position involves providing Model Based Systems...

Posted Date: 24 Jan 2026

Senior Monitoring and Service Management Systems Engineer

Must have extensive knowledge of multi-vendor server operating systems. Minimum of 10 years of experience providing Service Management..., and/or other scripting experience Experience managing monitoring systems with 250 Host and/or 3000 sensors Experience operating...

Company: TekSynap
Location: Washington DC
Posted Date: 17 Jan 2026

Senior Monitoring and Service Management Systems Engineer

Must have extensive knowledge of multi-vendor server operating systems. Minimum of 10 years of experience providing Service Management..., and/or other scripting experience Experience managing monitoring systems with >250 Host and/or >3000 sensors Experience operating...

Company: TekSynap
Location: Washington DC
Posted Date: 17 Jan 2026

Senior Infrastructure Integration Systems Engineer

Talascend is currently seeking a Senior Infrastructure Integration Systems Engineer for a W-2 contract... knowledge of multi-vendor server operating systems. Demonstrated experience in all aspects of enterprise Windows environment...

Company: Talascend
Location: Washington DC
Posted Date: 14 Jan 2026

Computer Systems Engineer - Pega Resource

! We are looking for an experienced Computer Systems Engineer - Pega Resource to join the National Airspace System (NAS) Integration Support Contract... (NISC IV) to support the Federal Aviation Administration in the Washington DC Office. As a Computer Systems Engineer – Pega...

Company: Leidos
Location: Washington DC
Posted Date: 10 Jan 2026
Salary: $107900 - 195050 per year

Computer Systems Engineer - Pega Resource

! We are looking for an experienced Computer Systems Engineer - Pega Resource to join the National Airspace System (NAS) Integration Support Contract... (NISC IV) to support the Federal Aviation Administration in the Washington DC Office. As a Computer Systems Engineer – Pega...

Company: Leidos
Location: Washington DC
Posted Date: 10 Jan 2026
Salary: $107900 - 195050 per year