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Keywords: Application Security Engineer, Location: Washington DC

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Endpoint Security as a Service (ESS) Engineer

Description Leidos is seeking a skilled and driven Endpoint Security as a Service (ESS) Engineer and Systems... Administrator to join our team at the Washington Navy Yard — where innovation meets mission. What You’ll Do As an ESS Engineer...

Company: Leidos
Location: Washington DC
Posted Date: 25 Dec 2025
Salary: $92300 - 166850 per year

Endpoint Security as a Service (ESS) Engineer

Description Leidos is seeking a skilled and driven Endpoint Security as a Service (ESS) Engineer and Systems... Administrator to join our team at the Washington Navy Yard — where innovation meets mission. What You’ll Do As an ESS Engineer...

Company: Leidos
Location: Washington DC
Posted Date: 25 Dec 2025
Salary: $92300 - 166850 per year

Endpoint Security as a Service (ESS) Engineer

Description Leidos is seeking a skilled and driven Endpoint Security as a Service (ESS) Engineer and Systems... Administrator to join our team at the Washington Navy Yard — where innovation meets mission. What You’ll Do As an ESS Engineer...

Company: Leidos
Location: Washington DC
Posted Date: 25 Dec 2025
Salary: $92300 - 166850 per year

Application Security Engineer

Application Security Engineer The Opportunity: Work together with the client and application community to maintain... a resilient security posture for highly visible applications. Remediate application security flaws in conjunction with the...

Location: Washington DC
Posted Date: 10 Jan 2026
Salary: $62000 - 141000 per year

Web Application Security Engineer

Overview: As a Web Application Security Engineer, you will provide technical expertise and solutions to remediate... certificates work is a must. Integrate with both the application development and security assurance divisions to ensure...

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

Application Quality Assurance (QA) Engineer (Washington, DC)

Application QA Engineer TS/SCI with Polygraph Required Salary Range: $81,000 - $98,000 per year Ops Tech Alliance... is looking for an Application Quality Assurance (QA) Engineer to help ensure our mission-critical applications meet the highest standards...

Location: Washington DC
Posted Date: 17 Dec 2025
Salary: $81000 - 98000 per year

Application Performance Engineer

Job Description: Job Description: On behalf of our SwishData Corporation, we are seeking a pre-sales Application... Performance Engineer for immediate hire. The successful candidate will design, enable, implement, and assist with selling...

Posted Date: 29 Oct 2025

Cybersecurity Engineer, Managed Security Services

Engineer to join our Managed Security Services team. The perfect candidate should have extensive knowledge of Security...; we're redefining how it's done. We're a team united by an inspiring purpose: to stop breaches, simplify security, and shape...

Company: Critical Start
Location: Washington DC
Posted Date: 15 Jan 2026

Sr. Cloud Security Engineer (Remote)

Professional (OSCP) EC-Council Certified Application Security Engineer (CASE) GIAC Certified Web Application Defender (GWEB... Engineer Associate Public Trust Investigation security clearance. Hands-on experience with Static and Dynamic Application...

Company: A.C. Coy
Location: Rosslyn, VA
Posted Date: 15 Jan 2026

Information System Security Engineer SME

Job Description: ECS is seeking an Information System Security Engineer SME to work in our Washington, DC office.... Please Note: This position is contingent upon contract award. ECS is seeking an experienced Information System Security Engineer...

Company: ECS
Location: Washington DC
Posted Date: 10 Jan 2026
Salary: $175000 - 190000 per year

IT Security Engineer

Security Engineer, to assist with the release of a state-of-the-art technology stack under the DOMEX Technology Platform (DTP..., and adaptive team that values innovation, collaboration, and professional development. As a Cyber Security Engineer...

Company: Leidos
Location: Washington DC
Posted Date: 09 Jan 2026
Salary: $107900 - 195050 per year

IT Security Engineer

Security Engineer, to assist with the release of a state-of-the-art technology stack under the DOMEX Technology Platform (DTP..., and adaptive team that values innovation, collaboration, and professional development. As a Cyber Security Engineer...

Company: Leidos
Location: Washington DC
Posted Date: 09 Jan 2026
Salary: $107900 - 195050 per year

Cyber Security Engineer

Security Engineer, to assist with the release of a state-of-the-art technology stack under the DOMEX Technology Platform (DTP..., and adaptive team that values innovation, collaboration, and professional development. As a Cyber Security Engineer...

Company: Leidos
Location: Washington DC
Posted Date: 09 Jan 2026
Salary: $107900 - 195050 per year

Cyber Security Engineer

Security Engineer, to assist with the release of a state-of-the-art technology stack under the DOMEX Technology Platform (DTP..., and adaptive team that values innovation, collaboration, and professional development. As a Cyber Security Engineer...

Company: Leidos
Location: Washington DC
Posted Date: 09 Jan 2026
Salary: $107900 - 195050 per year

Network Security Engineer

TIS Security Engineer will support the FAA Telecommunications and Integrated Services (TIS) Group and provide expert-level... in network architecture, design, and security — individuals who are ready to step up from traditional network engineering roles...

Posted Date: 31 Dec 2025
Salary: $105100 - 164125 per year

Qualys Security Engineer- Active Secret Clearance Required

Staffing Pros, a division of VETS Inc., is recruiting for a full-time Qualys Security Engineer onsite in Washington, DC... or Beltsville, MD. This position requires an Active Secret Clearance. The Senior Qualys Security Engineer will support...

Company: VETS, Inc
Location: Washington DC
Posted Date: 31 Dec 2025
Salary: $150000 - 160000 per year

Network Security Engineer

Engineer will support the FAA Telecommunications and Integrated Services (TIS) Group and provide expert-level security..., design, and security — individuals who are ready to step up from traditional network engineering roles to take ownership...

Company: Noblis
Location: Washington DC
Posted Date: 30 Dec 2025
Salary: $105100 - 164125 per year

Information Systems Security Engineer w/TS/SCI CI Poly

) and in-depth knowledge of IC ITE services. RESPONSIBILITIES The Information Systems Security Engineer is expected to be able..., system, application and/or service in accordance with the periodicities set within the Monitoring Strategy of the Security...

Company: TekSynap
Location: Washington DC
Posted Date: 28 Dec 2025

Information System Security Engineer (ISSE) - Senior

Responsibilities: Services to support Information System Engineering performed by the Information System Security Engineer (ISSE... best practices in support of continuous process improvement. Overview We are seeking an Information System Security Engineer...

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

Senior Qualys Security Engineer

an experienced Sr. Qualys Security Engineer to support our customer's enterprise vulnerability management initiatives. This role...). Familiarity with network protocols, OS security (Windows/Linux), and web application vulnerabilities. Understanding of compliance...

Location: Washington DC
Posted Date: 19 Dec 2025
Salary: $125000 - 160000 per year