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Keywords: Network Security Engineer, Location: Washington DC

Page: 3

Network Infrastructure Engineer – Enterprise & Collaboration Systems

, recommending solutions related to performance, scalability, and security Define, monitor, and maintain network performance KPIs...Description This role designs, supports, and optimizes enterprise network infrastructure supporting voice, data...

Posted Date: 03 Feb 2026

DoW Cloud Security Engineer (GCP Security Engineering / SecOps Enablement)

of cyber for 25 years! TDI is hiring an exceptional DoW Cloud Security Engineer to strengthen the security engineering.... This is not a “watch-the-console” role. We need a hands-on engineer who can build and mature cloud security telemetry, logging pipelines...

Company: TDI Security
Location: Washington DC
Posted Date: 08 Feb 2026

Information System Security Engineer

a motivated, career and customer-oriented Senior Information System Security Engineer (ISSE) to join our team in Washington, D.C... for an IS and Network Environment. Define IS and Network Environment security requirements in accordance with applicable cybersecurity...

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

Information Assurance Engineer/Information System Security Officer (DoD TS Clearance)

security tools and technologies to monitor network traffic, detect anomalies, and investigate potential security incidents... joining our growing team today! Please Note: This position is contingent upon award JOB OVERVIEW The IA Engineer...

Company: MartinFed
Location: Washington DC
Posted Date: 14 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... Justice Information Services Division's Headquarters. Founded in 2007 by an Engineer-by-trade, Fusion Technology dedicates...

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... Run services processing millions of daily messages. Cloud Security Harden our platform across network, application...

Posted Date: 14 Feb 2026

DoW Cloud Security Engineer (GCP Security Engineering / SecOps Enablement)

of cyber for 25 years! TDI is hiring an exceptional DoW Cloud Security Engineer to strengthen the security engineering.... This is not a “watch-the-console” role. We need a hands-on engineer who can build and mature cloud security telemetry, logging pipelines...

Posted Date: 08 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... that installs, configures, and fine-tunes advanced security solutions to ensure critical network infrastructure runs at peak...

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... that installs, configures, and fine-tunes advanced security solutions to ensure critical network infrastructure runs at peak...

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... that installs, configures, and fine-tunes advanced security solutions to ensure critical network infrastructure runs at peak...

Company: Leidos
Location: Washington DC
Posted Date: 03 Feb 2026
Salary: $92300 - 166850 per year

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... foundational security solutions playing a critical role in Anduril's roll out of cutting edge factory systems. ABOUT THE...

Location: Washington DC
Posted Date: 29 Jan 2026

Security Engineer (Multiple Levels)

Summary The Information Systems Security Engineer/Analyst provides security engineering, analysis, and compliance support... across security domains, including: Access control systems Network and telecommunications security Application and systems...

Company: Noblis
Location: Washington DC
Posted Date: 29 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

Information Systems Security Engineer- ISSE

Job Title: Information Systems Security Engineer- ISSE Job Category: Information Technology Time Type: Full time... Type of Travel: None * * The Opportunity: CACI is searching for an Information Systems Security Engineer (ISSE) to support...

Location: Washington DC
Posted Date: 21 Jan 2026
Salary: $90300 - 189600 per year

Senior Security Engineer

Overview: Edgewater Federal Solutions seeks an experienced Senior Security Engineer to support the IT Governance... security engineer and work alongside section team members related to the Executive Order on Improving the Nation...

Posted Date: 17 Jan 2026

Security Solutions Engineer (FED/SLED)

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

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

IDS/IPS Cyber Security Engineer, Mid

Job Description: We are seeking an experienced Network Intrusion Detection Engineer to join our cybersecurity team. The ideal candidate must possess... understanding of network protocols, intrusion detection methodologies, and security event correlation. · Experience integrating...

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

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... and/or elements required to retain ATO Overview We are seeking an Information Systems Security Engineer to join our team...

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

Endpoint Security as a Service (ESS) Engineer

Leidos is seeking a skilled and driven Endpoint Security as a Service (ESS) Engineer and Systems Administrator..., configures, and fine-tunes advanced security solutions to ensure critical network infrastructure runs at peak performance. You’ll...

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