Find your dream job NOW!

Click on Location links to filter by Job Title & Location.
Click on Company links to filter by Company & Location.
For exact match, enclose search terms in "double quotes".

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

Page: 3

Software Engineer

The Intelligence Sector at Leidos currently has an opening for a Software Engineer in Herndon, Virginia... and processes (e.g., Eclipse, VS Code, Gitlab). REQUIRED clearance: Active TS/SCI with polygraph, or TS with SCI eligibility...

Company: Leidos
Location: Herndon, VA
Posted Date: 11 Feb 2026
Salary: $107900 - 195050 per year

Principal Full Stack Software Engineer

an active U.S. Government Security Clearance at the TS/SCI level. Vantor has an immediate opening for a Full Stack Software... Qualifications: Active TS/SCI clearance and U.S. citizenship. Bachelor’s degree in computer science, engineering, mathematics...

Location: Herndon, VA
Posted Date: 07 Feb 2026

Superb BackEnd Software Engineer (2+ years - Senior Level)

Black Cape Title: BackEnd Software Engineer (2+ years - Senior Level) Locations: Arlington, VA, Reston..., VA and areas throughout the DMV area Clearance: MUST have an Active Top Secret of TS/SCI clearance ***MUST HAVE an Active Top...

Posted Date: 01 Feb 2026

Senior Principal/Staff Cyber Software Engineer CI Poly

MUST HAVE AN ACTIVE TS/SCI WITH CI POLY CLEARANCE Software Engineer IV We are looking for a Software Engineer.../Linux TS/SCI with Poly MUST HAVE AN ACTIVE TS/SCI WITH CI POLY CLEARANCE Desired: Security+ or equivalent...

Company: SHLD, Inc.
Location: Herndon, VA
Posted Date: 23 Jan 2026

Cyber Software Engineer

Responsibilities About The Role: Peraton’s Space & Intelligence Sector is looking for a Software Engineer... engines. Understanding of RESTful APIs and data serialization (JSON, XML). TS/SCI with ability to obtain a polygraph...

Company: Peraton
Location: Herndon, VA
Posted Date: 23 Jan 2026
Salary: $104000 - 166000 per year

Software Engineer

looking for the next Software Engineer to join our team of experts! About The Role Seeking an experienced UI engineer... in Vue.js or React. Experience with Node.js and Neo4j. Active TS/SCI with CI polygraph Desired Qualifications...

Posted Date: 15 Jan 2026

DevOps Engineer | Software Engineer

applications operating in cloud environments. Requirements TS/SCI FSP Clearance Experience with building and maintaining AWS...The DevOps Engineer is responsible for deploying product updates, identifying production issues, and implementing...

Location: Herndon, VA
Posted Date: 14 Jan 2026

Software Engineer

Working with Veros Veros is seeking software engineers to join our team. As a Software Engineer..., you will be responsible for research, design, development and testing of software and tools. Driven by technical excellence and uncompromising...

Location: Reston, VA
Posted Date: 09 Jan 2026

Senior Software Engineer

Responsibilities Peraton is seeking a Software Engineer to support an Intelligence Community customer in the... requirement. Active TS/SCI with polygraph, or TS with SCI eligibility and ability to obtain a polygraph Programming Language...

Company: Peraton
Location: Herndon, VA
Posted Date: 24 Dec 2025

Software Engineer

fields of technology. Currently we have an immediate need to add an experienced: Software Engineer Location: Reston..., VA (on-site client environment) Clearance: TS/SCI with polygraph Compensation: Competitive, Excellent Benefits Only applicants...

Company: Armison Tech
Location: Reston, VA
Posted Date: 21 Dec 2025

Senior Software Development Engineer (SDE) 3

. We are seeking a Software Development Engineer (SDE) to join ASC team within the Oracle Government Defense Intelligence (GDI... Qualifications Position requires a U.S. Citizens while possessing and maintaining a TS/SCI eligibility with poly required BS or MS...

Company: Oracle
Location: Reston, VA
Posted Date: 13 Dec 2025
Salary: $79200 - 178100 per year

DevOps / Software Engineer

. Required Experience: Must hold an Active TS/SCI with polygraph ONLY, all others need not apply. 3 - 7+ years’ experience in development...Input Technology Solutions is seeking a DevOps Engineer for a full-time position located in Herndon...

Posted Date: 10 Dec 2025

Principal Cyber Software Engineer (Front End/UI-Focused) CI Poly

MUST HAVE AN ACTIVE TS/SCI WITH CI POLY CLEARANCE Software Engineer III Principal Cyber Software Engineer (Front... End/UI-Focused) Experienced front-end software engineer to develop services using modern techniques such as REST, JSON...

Company: SHLD, Inc.
Location: Herndon, VA
Posted Date: 07 Dec 2025

UI Software Engineer

with Node.js and Neo4j. Active TS with ability to obtain SCI and a polygraph Desired Qualifications Knowledge...Responsibilities About The Role: Seeking an experienced UI engineer with strong API development skills to build...

Company: Peraton
Location: Herndon, VA
Posted Date: 18 Feb 2026
Salary: $80000 - 128000 per year

UI Software Engineer

. Proficiency in Vue.js or React. Experience with Node.js and Neo4j. Active TS/SCI with ability to sit for and pass a polygraph...Responsibilities About The Role: Seeking an experienced UI engineer with strong API development skills to build...

Company: Peraton
Location: Herndon, VA
Posted Date: 23 Jan 2026
Salary: $104000 - 166000 per year

Software Developer - Engineer III

Responsibilities: Noblis is seeking a highly skilled and motivated Senior Software III with an active Top Secret/SCI.... Required Qualifications: Clearance: Active Top-Secret SCI (TS/SCI) with Polygraph Citizenship: U.S. Citizenship is required. Education...

Company: Noblis
Location: Reston, VA
Posted Date: 15 Feb 2026

Software Engineer

Clearance Level TS/SCI with FSPoly mandatory: Required Education, Experience, & Skills: Minimum 6 years’ experience... in software development, with at least 1 year focused on security engineering and A&A processes Bachelor’s degree in Computer...

Company: Sphinx Solutions
Location: Herndon, VA
Posted Date: 14 Feb 2026

Software Developer - Engineer III

peer code reviews. Required Qualifications Clearance: Active Top-Secret SCI (TS/SCI) with Polygraph Citizenship...Job Description: Responsibilities Noblis is seeking a highly skilled and motivated Senior Software III...

Company: Noblis
Location: Reston, VA
Posted Date: 14 Feb 2026

Cyber Software Engineer

, and JIRA Experience with Node.js Clearance Requirements: An active/current TS/SCI with Polygraph... with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development...

Company: ManTech
Location: Herndon, VA
Posted Date: 08 Feb 2026

Cyber Software Engineer

, and JIRA Experience with Node.js Clearance Requirements: An active/current TS/SCI with Polygraph... with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development...

Company: ManTech
Location: Herndon, VA
Posted Date: 05 Feb 2026