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Keywords: Senior Security Engineer, Location: Arlington, VA

Page: 1

Senior Linux Systems Administrator

Description The Leidos Digital Modernization Sector is seeking a Senior Linux Systems Administrator in support of the.... As a Senior System Administrator, you'll be instrumental in designing, implementing, and maintaining robust and scalable Linux...

Company: Leidos
Location: Arlington, VA
Posted Date: 22 Dec 2025
Salary: $116350 - 210325 per year

Senior Cyber Security Deception Engineer/Threat Hunter

Responsibilities Peraton is seeking a Senior Cyber Security Deception Engineer/Threat Hunter to become part.... In this role, you will: Work closely with cross-functional teams, including Security Operations, Incident Response, Threat...

Company: Peraton
Location: Arlington, VA
Posted Date: 12 Dec 2025

Network Security Engineer - Senior (w/ active TS)

Network Security Engineer - Senior (w/ active TS) Location: Arlington, VA Clearance: TS/SCI Schedule: TBD Full...-time JOB DESCRIPTION Critical Solutions is seeking an experienced Senior Network Security Engineer to support...

Location: Arlington, VA
Posted Date: 11 Dec 2025

Senior SaaS Security Engineer

Senior SaaS Security Engineer br Job Description br Overview CoStar Group (NASDAQ: CSGP) is a leading global.... We're hiring a Senior SaaS Security Engineer to help us evolve our corporate environment to enable our mission and help...

Company: CoStar Group
Location: Arlington, VA
Posted Date: 05 Nov 2025

Senior SaaS Security Engineer

Senior SaaS Security Engineer br Job Description br Overview CoStar Group (NASDAQ: CSGP) is a leading global.... We’re hiring a Senior SaaS Security Engineer to help us evolve our corporate environment to enable our mission and help...

Company: CoStar Group
Location: Arlington, VA
Posted Date: 05 Nov 2025

Senior Security Engineer

Senior Security Engineer br Job Description br Overview CoStar Group (NASDAQ: CSGP) is a leading global... for incident response. As the security section grows, so will the tools and the Senior Security Engineer will be the person...

Company: CoStar Group
Location: Arlington, VA
Posted Date: 23 Oct 2025

Senior Security Engineer

Senior Security Engineer br Job Description br Overview CoStar Group (NASDAQ: CSGP) is a leading global... for incident response. As the security section grows, so will the tools and the Senior Security Engineer will be the person...

Company: CoStar Group
Location: Arlington, VA
Posted Date: 23 Oct 2025

Security Engineer (Wiz and TVM Administrator)

Leidos has an immediate need for a Security Engineer for a customer on a highly visible and strategic Cybersecurity... Task Order. The Security Engineer will need to be a self-starter with excellent analytical and problem-solving skills...

Company: Leidos
Location: Arlington, VA
Posted Date: 26 Nov 2025
Salary: $104650 - 189175 per year

Endpoint Security Engineer Lead (CrowdStrike)

Leidos has an immediate need for a lead Endpoint Security Engineer for a customer on a highly visible and strategic... Cybersecurity Task Order. The Security Engineer will need to be a self-starter with excellent analytical and problem-solving skills...

Company: Leidos
Location: Arlington, VA
Posted Date: 26 Nov 2025
Salary: $104650 - 189175 per year

RMF Information System Security Engineer

performance, accelerate new digital ventures, and fuel growth through innovation. Work You'll Do As a Project Delivery Senior... Analyst on the project, you will: Prepare and maintain Security Assessment Plans (SAPs) and execute technical assessments...

Company: Deloitte
Location: Rosslyn, VA
Posted Date: 19 Dec 2025

Nucleus Security Engineer

management program using the Nucleus Security platform. The ideal candidate will be responsible for the day-to-day operation... are tracked and reported to stakeholders. This role is critical in helping the organization maintain a strong security posture...

Company: Leidos
Location: Arlington, VA
Posted Date: 26 Nov 2025
Salary: $104650 - 189175 per year

Insider Threat Information Systems Security – Senior Data Analyst

breaches. Insider Threat Information Systems Security - Senior Data Analyst will work closely with the Information Security... Insider Threat Information Systems Security - Senior Data Analyst will receive direct government oversight, assignments...

Company: H4 Enterprises
Location: Arlington, VA
Posted Date: 24 Dec 2025

Senior Network Engineer - 2nd or 3rd shift

, software, and security solutions. As a Senior Network Engineer, you will bring your years of experience and expertise...Responsibilities Peraton is seeking a self-driven and resourceful Senior Network Engineer to join our dynamic Network...

Company: Peraton
Location: Arlington, VA
Posted Date: 25 Dec 2025
Salary: $104000 - 166000 per year

Senior Network Engineer

the national security and economic interests of our nation. SecuriGence is seeking a talented Senior Network Engineer...Job Description: Summary Senior Network Engineer Arlington, VA Are you ready to enhance your skills and build...

Company: Chenega
Location: Arlington, VA
Posted Date: 24 Dec 2025

Stupendous Full Stack Software Engineer (Junior - Senior - 2+ years experience)

Black Cape Title: Stupendous Full Stack Software Engineer (**Junior - Senior - 2+ years experience) Clearance: TS... Clearance**** ***Must be willing to Obtain a CI Poly*** If you do not have a TS/SCI+ security clearance, we likely...

Company: Black Cape
Location: Arlington, VA
Posted Date: 21 Dec 2025

Senior Endpoint Engineer

Security. As a Senior Endpoint Engineer, you will be part of a dynamic team of windows cloud engineers and security specialists...Senior Endpoint Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance...

Location: Arlington, VA
Posted Date: 21 Dec 2025

Senior Data Engineer

Overview: Nakupuna Prime is looking for a Senior Data Engineer to design, buils, and maintain data pipelines and data.... This senior role leads data architecture and pipeline standards, provides technical direction, and mentors engineers to ensure...

Posted Date: 21 Dec 2025

Senior Solutions Engineer

the national security and economic interests of our nation. SecuriGence is seeking a talented Senior Solutions Engineer...Job Description: Summary Senior Solutions Engineer Arlington, VA Are you ready to enhance your skills and build...

Company: Chenega
Location: Arlington, VA
Posted Date: 21 Dec 2025

Senior Networking Administrator - Network Engineer

Job: Senior Networking Administrator - Network Engineer (TS/SCI Security Clearance Required, Swing-Shift) Location... Administrator - Network Engineer role. This swing-shift position requires an active TS/SCI security clearance and offers a unique...

Posted Date: 16 Dec 2025

Senior Software Engineer

Job Description: Summary Senior Software Engineer Arlington, VA Are you ready to enhance your skills and build... and take your career to the next level! We are seeking a highly skilled and experienced Senior Software Engineer to contribute to the...

Company: Chenega
Location: Arlington, VA
Posted Date: 13 Dec 2025