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Keywords: IT 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: 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

Field/Base Communications Network Engineer

, network topology, IT device integrity, and common security elements Minimum of DoD 8570.01 IAT Level II Certification... for a Field/Base Network Engineer position. This is an exciting opportunity to use your experience helping the SMIT mission. SMIT...

Company: Leidos
Location: Rosslyn, VA
Posted Date: 06 Feb 2026
Salary: $40 - 47 per hour

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

IT Security Engineer II

Overview: The IT Security Engineer II provides technical support for the installation, maintenance, and security... and assist in resolving security issues. Design, develop, engineer, and implement solutions to meet network security...

Posted Date: 16 Feb 2026

IT Security Engineer III

Overview: The IT Security Engineer III installs, maintains, and coordinates secure Local Area Network (LAN) and Wide... Area Network (WAN) environments. This role analyzes information assurance-related issues, develops and implements security...

Posted Date: 16 Feb 2026

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

IT Security Engineer

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

Company: AHU Technologies
Location: Washington DC
Posted Date: 20 Dec 2025

Information Technology Career Field (Cyber Security, IT Data Specialist, IT Engineer) STEM

Security clearance Drug test Yes Announcement number 126549-02-BG Control number 856267100 Your session...

Posted Date: 04 Feb 2026
Salary: $197200 per year

Information Technology (Cyber Security, IT Data Specialist, IT Engineer) (STEM)

Full-time - Full Time Service Excepted Promotion potential 15 Job family (Series) Supervisory status No Security...

Posted Date: 03 Feb 2026
Salary: $197200 per year

Information System Security Engineer

a motivated, career and customer-oriented Senior Information System Security Engineer (ISSE) to join our team in Washington, D.C...Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing...

Company: ManTech
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... 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

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

assets and mitigate cyber threats. The IA Engineer/ISSO collaborates closely with various teams, including IT professionals... 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

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...) Experience as the sole or primary infrastructure engineer at a growing company — you’ve owned it end-to-end Certifications...

Posted Date: 14 Feb 2026

DOJ - Cloud Security Engineer

cFocus Software seeks a Cloud Security Engineer to join our program supporting the Department of Justice (DOJ....S. degree in Computer Science, Information Technology, or a related field. Minimum of 5 years of IT experience, demonstrating...

Posted Date: 07 Feb 2026

Information Systems Security Engineer (ISSE) - SME - Top Secret Clearance

a Information Systems Security Engineer (ISSE) - SME - Top Secret Clearance to join our team in Washington, District of Columbia... (US-DC), United States (US). Job Summary: The Information Systems Security Engineer (ISSE) is responsible for designing...

Company: NTT Data
Location: Washington DC
Posted Date: 04 Feb 2026

Cloud Security Engineer

We have an opportunity for a Cloud Security Engineer supporting one of our Federal customers in Washington D.C...; occasional on-site as needed Employment Type: Full-Time Position Description: Implement and maintain cloud security...

Company: Excentium, Inc.
Location: Washington DC
Posted Date: 03 Feb 2026

Information Systems Security Engineer (ISSE) - SME - Top Secret Clearance

a Information Systems Security Engineer (ISSE) - SME - Top Secret Clearance to join our team in Washington, District of Columbia... (US-DC), United States (US). Job Summary: The Information Systems Security Engineer (ISSE) is responsible for designing...

Company: NTT Data
Location: Washington DC
Posted Date: 03 Feb 2026

Senior Security Engineer (IAM w/ TS Clearance)

with confidence, and proactively manage to secure success. Work You'll Do The Senior Security Engineer will perform non-standard... information security architecture vulnerabilities, risks, mitigation response, and emerging opportunities. Support...

Company: Deloitte
Location: Rosslyn, VA
Posted Date: 01 Feb 2026
Salary: $97900 - 163100 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