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Keywords: Lead Security Engineer, Location: Washington DC

Page: 1

Lead Security Engineer

Responsibilities We are seeking an experienced Lead Security Engineer to strengthen the protection, compliance.... What will you do: Lead security engineering initiatives aligned with SEC Zero Trust strategy, OMB M-22-09, and federal cybersecurity...

Company: Peraton
Location: Washington DC
Posted Date: 18 Dec 2025
Salary: $104000 - 166000 per year

Information Systems Security Engineer

Base Anacostia-Bolling (JBAB), DC. This is an onsite position. As an Information Systems Security Engineer (ISSE) IV...MANTECH seeks a motivated, career and customer-oriented Senior Information Security Analyst to join our team at Joint...

Company: ManTech
Location: Washington DC
Posted Date: 26 Feb 2026

Information Systems Security Engineer

(JBAB), DC. This is an onsite position. As an Information Systems Security Engineer (ISSE) IV, you will serve as the lead... a motivated, career and customer-oriented Senior Information Security Analyst to join our team at Joint Base Anacostia-Bolling...

Company: ManTech
Location: Washington DC
Posted Date: 26 Feb 2026

Network Security Engineer

Job Title: Senior Network Security Engineer Duration: 6-Month Contract to Hire Location: Washington, DC (Hybrid...) Pay:100/hr C2C or 85 w2 We are seeking an experienced Network Security Engineer to design, implement, secure...

Company: Unizontechnology
Location: Washington DC
Posted Date: 25 Feb 2026

Mid-level Network Security Engineer

Job Title: Mid-level Network Security Engineer Duration: 6-Month Contract to Hire Location: Washington, DC (Hybrid...) Pay: 84/hr C2C or 65 w2 We are seeking an experienced Network Security Engineer to design, implement, secure...

Company: Unizontechnology
Location: Washington DC
Posted Date: 25 Feb 2026

Information System Security Engineer SME

to support IS Security performed by the Information System Security Engineer (ISSE) at a minimum, shall consist of the following... activities: Lead, mentor, and supervise a team of security professionals responsible for the end-to-end implementation of the...

Location: Washington DC
Posted Date: 14 Feb 2026

Senior Infrastructure & Security Engineer

, and our systems must be fast, secure, and reliable around the clock. We’re looking for a Senior Infrastructure & Security Engineer..., and dependency scanning. Lead security reviews and own incident response for security events. CI/CD & Developer Experience...

Posted Date: 14 Feb 2026

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: 03 Feb 2026
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: 03 Feb 2026
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: 03 Feb 2026
Salary: $92300 - 166850 per year

Information Systems Security Engineer (SME)

Information Systems Security Engineer (SME) Full Time, Washington, DC TS clearance with /SCI eligibility... required **This position is contingent upon contract award** Job Description: The ISSE will lead the implementation of the FBI's Security...

Posted Date: 31 Jan 2026

Senior Security Engineer, Manufacturing

's Security Engineering team is looking for a security engineer to focus on building world class defensive controls to protect the... JOB WHAT YOU'LL DO Lead OT risk assessments, gap analyses, and develop a multi-year OT security roadmap Architect and implement...

Location: Washington DC
Posted Date: 29 Jan 2026

Cleared On Site Information Systems Security Engineer - SME

SMX is hiring a number of Information Systems Security Engineer Subject Matter Experts to support a Law Enforcement.... Essential Duties & Responsibilities: - Lead, mentor, and supervise a team of security professionals responsible for the end...

Posted Date: 29 Jan 2026
Salary: $114600 - 192500 per year

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

IT Security Engineer

Job Description: Short Description: IT Security Engineer Complete Description: Duties and Responsibilities... of GPOs, AD Sites, Replication Topology, and native AD troubleshooting tools ·The Active Directory Engineer will plan...

Company: AHU Technologies
Location: Washington DC
Posted Date: 18 Jan 2026

Security Solutions Engineer (FED/SLED)

clearance is required. Responsibilities: As a Solutions Engineer, your impact will be: Lead technical discovery to uncover... Role: As a Solutions Engineer, you will be the technical pivot point for our Federal and SLED sales teams...

Company: Claroty
Location: Washington DC
Posted Date: 16 Jan 2026
Salary: $165000 - 190000 per year

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 Federal
Location: Washington DC
Posted Date: 11 Jan 2026
Salary: $160000 - 190000 per year

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: 11 Jan 2026
Salary: $175000 - 190000 per year

Application Security Engineer

Application Security Engineer The Opportunity: Work together with the client and application community to maintain... application security team. Lead security discussions with the application teams to prescribe security best practices...

Location: Washington DC
Posted Date: 09 Jan 2026
Salary: $62000 - 141000 per year

Endpoint Security as a Service (ESS) Engineer

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 and Systems...

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