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

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Software Developer

development. Requirements Mandatory Requirements: Candidate must have an active TS/SCI with a Polygraph Bachelor..., integrating and deploying the solutions. The Developer Engineer will develop interfaces and Application Programming Interface...

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

Principal Edge Platform Engineer

environments. Clearance: TS/SCI required Demonstrated experience automating hardware provisioning and system deployment (PXE/iPXE... while we take care of the heavy lifting. The Principal Edge Platform Engineer is responsible for developing, hardening, and sustaining...

Company: BigBear.ai
Location: McLean, VA
Posted Date: 02 Mar 2026

Cloud Operations Engineer

and Security Engineer, specifically with Azure. Additional experience with GCP and AWS is preferred. Clearance: TS/SCI... of the heavy lifting. We are seeking a highly skilled and experienced Cloud Operations Engineer. This critical role involves...

Company: BigBear.ai
Location: McLean, VA
Posted Date: 02 Mar 2026

Senior Full Stack Engineer (Intelligence Center)

TS//SCI with a Full Scope Polygraph. The selected candidate will serve as a technical subject matter expert responsible... field. Active TS/SCI clearance with a Full Scope Polygraph (required at time of hire). U.S. Citizenship...

Company: Mitre
Location: McLean, VA
Posted Date: 25 Feb 2026

Network and Systems Engineer

and refinement with clients Ability to reconcile client needs with delivery timelines TS/SCI clearance with a polygraph Bachelor... eligibility requirements for access to classified information; TS/SCI clearance with polygraph is required. Compensation...

Location: McLean, VA
Posted Date: 25 Feb 2026
Salary: $86800 - 198000 per year

Lead Full Stack Engineer (Intelligence Center)

. Active TS/SCI clearance with a Full Scope Polygraph (required at time of hire). U.S. Citizenship required. Demonstrated..., and mission-aligned solutions. Roles & Responsibilities: MITRE is seeking a Lead Full Stack Engineer to support high-priority...

Company: Mitre
Location: McLean, VA
Posted Date: 24 Feb 2026

Systems Reliability Engineer - ICAM

relevant experience or Masters with 2+ years of prior relevant experience. Requires a TS/SCI and ability to obtain...Description Leidos is looking for someone to join our GEOAxIS team as our Systems Reliability Engineer engineer...

Company: Leidos
Location: Merrifield, VA
Posted Date: 22 Feb 2026
Salary: $87100 - 157450 per year

Systems Reliability Engineer - ICAM

relevant experience or Masters with 2+ years of prior relevant experience. Requires a TS/SCI and ability to obtain...Description Leidos is looking for someone to join our GEOAxIS team as our Systems Reliability Engineer engineer...

Company: Leidos
Location: Falls Church, VA
Posted Date: 22 Feb 2026
Salary: $87100 - 157450 per year

Foundry Engineer / Forward Deployed Engineer

an active Secret clearance (TS/SCI preferred) Education: Bachelor’s degree in Computer Science, Engineering, Information... enterprise architectures and mission systems Experience in agile / SAFe delivery environments Active TS/SCI clearance...

Company: BigBear.ai
Location: McLean, VA
Posted Date: 21 Feb 2026

Systems Engineer/DevOps Database Administrator SQL/Oracle

Job Family: Database Administration Travel Required: Up to 10% Clearance Required: Active Top Secret (TS...) Overview: We are seeking a highly skilled Systems Engineer – SQL/Oracle Database to support database operations...

Location: McLean, VA
Posted Date: 15 Feb 2026

Network and Systems Engineer

client needs with delivery timelines TS/SCI clearance with a polygraph Bachelor’s degree Nice If You Have: Experience... to classified information; TS/SCI clearance with polygraph is required. Compensation At Booz Allen, we celebrate...

Location: McLean, VA
Posted Date: 13 Feb 2026
Salary: $86800 - 198000 per year

Senior Cybersecurity Engineer

(naturalized or native). About You This role may require a security clearance at the TS/SCI w/CI Poly level. Applicants... must have the ability to obtain and maintain a U.S. government issued security clearance. An active TS/SCI w/CI Poly is preferred...

Company: Workday
Location: McLean, VA
Posted Date: 11 Feb 2026

Classified Infrastructure Systems Engineer

applications into Production Active Top Secret Clearance (with eligibility to garner TS-SCI) Ability to take initiative... firewall, switch, and router network devices Hands-on experience supporting AWS environment Active TS/SCI Clearance...

Posted Date: 08 Feb 2026
Salary: $180000 - 220000 per year

Lead Network Engineer

education and work experience. Active a DoD TS/SCI with CI Poly Per the U.S. Government’s eligibility requirements...-time Lead Network Engineer to support the deployment, operation, and maintenance of IT systems in Classified lab...

Company: Mitre
Location: McLean, VA
Posted Date: 07 Feb 2026

DevOps Engineer, Senior

infrastructure as code, including CloudFormation, Terraform, Ansible, or Kubernetes TS/SCI clearance with a polygraph Bachelor... for access to classified information; TS/SCI clearance with polygraph is required. Compensation At Booz Allen, we celebrate...

Location: McLean, VA
Posted Date: 07 Feb 2026
Salary: $77600 - 176000 per year

Mechanical Engineer

a TS/SCI clearance with a polygraph HS diploma or GED Nice If You Have: Experience with MAXIMO Experience with new...Mechanical Engineer The Opportunity: Provide engineering review, coordination, and oversight for operations...

Location: McLean, VA
Posted Date: 31 Jan 2026
Salary: $86800 - 198000 per year

Cloud Engineer

/current TS/SCI with polygraph clearance. Experience translating customer and system requirements into software design..., VA (on-site client environment) Clearance: TS/SCI with polygraph Compensation: Competitive, Excellent Benefits Only applicants...

Company: Armison Tech
Location: McLean, VA
Posted Date: 25 Jan 2026

Cyber Engineer

An active/current TS/SCI with Polygraph clearance is required to be considered for this position. Physical Requirements... with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development...

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

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