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Keywords: Software Engineer - TS/SCI Required, Location: McLean, VA

Page: 4

Expert AI Engineer

models, algorithms, workflows, and processes. Qualifications: Active TS/SCI with Polygraph is required. Bachelor’s degree..., and Holidays. Description: Markon is seeking an experienced AI Engineer to support a mission-critical Intelligence Community...

Company: Markon
Location: McLean, VA
Posted Date: 15 Jan 2026

DevOps Engineer and System Administrator, Senior

Cybersecurity for the better. The world can’t wait. You Have: 5+ years of experience as a Software Engineer, DevOps Engineer... with Containers, including Kubernetes and Docker Experience with Cloud, including AWS or Azure Active TS/SCI clearance; willingness...

Location: McLean, VA
Posted Date: 08 Jan 2026
Salary: $77600 - 176000 per year

Mechanical Engineer

(CPR) upon contract closeout Qualifications: Active TS/SCI FSP required Bachelor’s or Master's degree in Mechanical..., and Holidays Description: Markon is looking for a Mechanical Engineer to support one of our Intelligence Community customers...

Company: Markon
Location: McLean, VA
Posted Date: 21 Dec 2025

Engineer (General Application - Virginia // Clearance Required)

intersection of Talent & Technology. At Nexxis, we hire talented, TS/SCI-cleared professionals who are ready to take the.../SCI w/ Poly, Nexxis would welcome the opportunity to discuss the work we have available: Software Engineering Data...

Company: Nexxis Solutions
Location: McLean, VA
Posted Date: 20 Dec 2025

Data Engineer, Senior

, to both technical teams and non-technical stakeholders TS/SCI clearance with a polygraph Bachelor’s degree in Computer Science... to a security investigation and may need to meet eligibility requirements for access to classified information; TS/SCI clearance...

Location: McLean, VA
Posted Date: 13 Dec 2025
Salary: $77600 - 176000 per year

Large Language Model (LLM) Engineer

to Top-Secret Clearance (TS/SCI) @Orchard LLC is supporting a leader in AI/ML Software Development of products for the... Scientist background Ability to obtain and maintain a TS/SCI clearance Experience with Spark, Elasticsearch, Containers...

Company: @Orchard
Location: McLean, VA
Posted Date: 12 Dec 2025

Information Systems Security Manager

and compliance, providing actionable feedback. Qualifications Education and Experience: Must possess a minimum of TS Clearance... with the ability to obtain and maintain program SCI Bachelor’s degree in Computer Science, Information Assurance, Information...

Company: Leidos
Location: West Mclean, VA
Posted Date: 22 Feb 2026
Salary: $107900 - 195050 per year

Information Systems Security Manager

and compliance, providing actionable feedback. Qualifications Education and Experience: Must possess a minimum of TS Clearance... with the ability to obtain and maintain program SCI Bachelor’s degree in Computer Science, Information Assurance, Information...

Company: Leidos
Location: Dunn Loring, VA
Posted Date: 22 Feb 2026
Salary: $107900 - 195050 per year

Information Systems Security Manager

and compliance, providing actionable feedback. Qualifications Education and Experience: Must possess a minimum of TS Clearance... with the ability to obtain and maintain program SCI Bachelor’s degree in Computer Science, Information Assurance, Information...

Company: Leidos
Location: Cabin John, MD
Posted Date: 22 Feb 2026
Salary: $107900 - 195050 per year

Information Systems Security Manager

and compliance, providing actionable feedback. Qualifications Education and Experience: Must possess a minimum of TS Clearance... with the ability to obtain and maintain program SCI Bachelor’s degree in Computer Science, Information Assurance, Information...

Company: Leidos
Location: McLean, VA
Posted Date: 22 Feb 2026
Salary: $107900 - 195050 per year

Eng Sr - SW

and Education Active Secret Clearance, able to get TS/SCI Clearance Familiarity in one or more of the following areas: Cloud... Community (IC). We are looking for an engineer to add their skills to our team where you'll be able to make an impact...

Company: BAE Systems
Location: McLean, VA
Posted Date: 18 Feb 2026

Mechanical Engineering Specialist, Senior

and all federal, state, and local codes Ability to review and perform engineering calculations TS/SCI clearance with polygraph... will be subject to a security investigation and may need to meet eligibility requirements for access to classified information; TS/SCI...

Location: McLean, VA
Posted Date: 28 Jan 2026
Salary: $77600 - 176000 per year

Systems Engineering (SETA) Advisor

TS/SCI clearance with Polygraph. A Bachelor’s Degree and eight (8) years of relevant experience; or a masters degree... Engineer will possess the knowledge and technical expertise to support the development team during the Systems development life...

Company: Peraton
Location: McLean, VA
Posted Date: 23 Jan 2026

Multi-Cloud and Hybrid Infrastructure Lead

and configuration as code, such as Terraform, Ansible, Chef, or Puppet 2+ years of experience with VMWare or Citrix TS/SCI clearance... to classified information; TS/SCI clearance with polygraph is required. Compensation At Booz Allen, we celebrate...

Location: McLean, VA
Posted Date: 04 Jan 2026
Salary: $77600 - 176000 per year