Chantilly, Virginia, United States · On-site
$154k–$278k/yr
Leidos is seeking a Software Engineer for a 200+ FTE technical development program supporting the Sponsor’s Entitlement Programs as well as IdAM /ICAM, Authentication, Authorization, Attributes and Digital Policy Managem…
Skills: Java, Spring Boot, Angular, Typescript, Amazon Web Services
Chantilly, Virginia, United States · On-site
$87k–$157k/yr
Leidos is seeking a Software Developer for a 200+ FTE technical development program supporting the Sponsor's Enterprise PKI System as well as IdAM IICAM, Authentication, Authorization, Attributes and Digital Policy Manag…
Skills: Java, Springboot, Amazon Web Services, Public Key Infrastructure, Linux
Chantilly, Virginia, United States · On-site
$131k–$237k/yr
Leidos is seeking a Software Developer for a technical development program supporting the Sponsor’s Entitlement Programs as well as IdAM /ICAM, Authentication, Authorization, Attributes and Digital Policy Management. The…
Skills: Python, Java, Angular, Neo4j, Elasticsearch
Chantilly, Virginia, United States · On-site
Fantom Corporation is a mission-focused organization supporting critical programs across the defense and intelligence community. We partner with our customers to deliver high-impact technical solutions while fostering a …
Skills: AWS, Linux, Python, C++, Perl
Chantilly, Virginia, United States · On-site
$130k–$145k/yr
Amentum is seeking an Insider Threat Investigative Analyst to support our U.S. Department of Energy and Counterintelligence (DOE-IN) contract. Positions will be based in the Chantilly, VA area. Essential Responsibilities…
Skills: All-source analysis, Insider threat programs, Counterintelligence, Risk assessment, Data mining
Chantilly, Virginia, United States · On-site
$209k–$279k/yr
Title: Program Manager Program Manager Belong. Connect. Grow. with KBR! KBR’s National Security Solutions team provides high-end engineering and advanced technology solutions to our customers in the intelligence and nati…
Skills: Program management, Project oversight, Interdepartmental coordination, Contract management, Risk management
Chantilly, Virginia, United States · On-site
$240k–$270k/yr
About the Organization Now is a great time to join Redhorse Corporation. We are a solution-driven company delivering data insights and technology solutions to customers with missions critical to U.S. national interests. …
Skills: Software architecture, Technical leadership, System modeling, Enterprise-scale architecture, Technical documentation
Chantilly, Virginia, United States · On-site
$108k–$195k/yr
Leidos is seeking a Senior Software Developer-SME for a 200+ FTE technical development program supporting the Sponsor’s Web-based applications. The Software Developer will work with a large team of developers, DevOPS eng…
Skills: Java, Linux, Agile, Spring Framework, Web Services
Chantilly, Virginia, United States · On-site
Project Integrator Location: Chantilly, VA Experience: Midlevel /Senior Must have an active TS/SCI FS Poly Clearance The Contractor shall: a. Support the day-to-day activities of the Sponsor. b. Provide support to the Sp…
Skills: Project Integration, Cloud Security, Policy Development, Agile Methodology, Configuration Management
Chantilly, Virginia, United States · On-site
$108k–$180k/yr
GCI embodies excellence, integrity and professionalism. The employees supporting our customers deliver unique, high-value mission solutions while effectively leverage the technological expertise of our valued workforce t…
Skills: Python, JavaScript, JIRA, Redmine, REST
Chantilly, Virginia, United States · On-site
Overview VTG is a seeking a System Administrator for a technical development program supporting the Sponsor’s Attribute Services within the IDAM/ICAM space. As a System Administrator on this program, you will desig…
Skills: Linux, Bash, AWS, Cloud-Native Service Architecture, Security Patching
Chantilly, Virginia, United States · On-site
Overview VTG is a seeking a Engineering Tech Lead for a technical development program supporting the Sponsor’s Entitlement Programs as well as IdAM /ICAM, Authentication, Authorization, Attributes and Digital Polic…
Skills: Technical Leadership, Systems Engineering, Agile Project Management, Cloud Computing, Amazon Web Services
Chantilly, Virginia, United States · On-site
Overview The Automated Tester defines, documents, analyzes, performs, and interprets tests for processes, functions, system integration, and user acceptance testing including test units, processes, and functions. Conduct…
Skills: Automated testing, Selenium, Katalon, Junit, System integration testing
Chantilly, Virginia, United States · Hybrid
$62k–$141k/yr
Data Engineer The Opportunity: Booz Allen is seeking a Data Engineer to architect, develop, and optimize scalable data pipelines and platforms that transform complex data into actionable insights. In this role, you will …
Skills: Data engineering, Cloud-native architecture, ETL development, Python, Scala
Chantilly, Virginia, United States · On-site
Systems Engineer / SME Falls Technology LLC Location: Chantilly, VA Clearance: Active TS/SCI with Polygraph required Falls Technology is looking for an experienced Systems Engineer / SME to join our team supporting a com…
Skills: Systems engineering, Cloud infrastructure, Network engineering, DevSecOps, Infrastructure as code
Chantilly, Virginia, United States · On-site
$140k–$160k/yr
About the Organization Now is a great time to join Redhorse Corporation. We are a solution-driven company delivering data insights and technology solutions to customers with missions critical to U.S. national interests. …
Skills: Information Assurance, Security Engineering, Risk Assessment, Vulnerability Assessment, NIST SP 800-37
Chantilly, Virginia, United States · On-site
Fantom Corporation is a mission-focused organization supporting critical programs across the defense and intelligence community. We partner with our customers to deliver high-impact technical solutions while fostering a …
Skills: Java, Python, RESTful APIs, PostgreSQL, Oracle
Chantilly, Virginia, United States · On-site
$99k–$225k/yr
AI/ML Engineer The Opportunity: Data scientists and intelligence analysts rely on multi‑step workflows that are time‑sensitive, detail‑rich, and critical to national security. As an AI/ML Engineer, you will work directly…
Skills: Python, AI/ML Engineering, LLM development, Agentic workflows, Data science
Chantilly, Virginia, United States · Hybrid
$87k–$198k/yr
Scrum Master The Opportunity: As a scrum master, you’re passionate about outcomes and supporting a development team that’s modernizing mission critical projects. You know the importance of Agile best practices and how to…
Skills: Scrum Master, Agile, Jira, Software development, DevOps
Chantilly, Virginia, United States · Hybrid
$99k–$225k/yr
SIGINT Specialty Engineer The Opportunity: Do you have strong technical skills and a problem-solving mindset? Are you looking for an opportunity to use those skills to support our warfighters, protect our national securi…
Skills: SIGINT systems, ELINT, FISINT, MASINT, Telemetry
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The Software Engineer will support the modernization and implementation of industry standards for mission-critical IT systems. They will work within a large team to develop, configure, and maintain applications while ensuring secure and reliable system availability.
Candidates must possess an active TS/SCI with Polygraph and a Master's degree with 15+ years of relevant experience. Proficiency in Java, Spring Boot, Angular, and AWS is required, along with experience in legacy application modernization.
Leidos is seeking a Software Engineer for a 200+ FTE technical development program supporting the Sponsor’s Entitlement Programs as well as IdAM /ICAM, Authentication, Authorization, Attributes and Digital Policy Management. The Software Engineer will work with a large team of developers, software engineers and data engineers. The successful candidate will support continuity of our customers’ mission by helping to modernize and implement industry standards while ensuring secure, reliable, and uninterrupted availability of IT systems.
Primary Responsibilities:
If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.
For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
An industry & technology leader serving government & commercial customers with smarter, more efficient innovations
Leidos is an industry and technology leader serving government & commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $17.2 billion for the fiscal year ended January 2, 2026. Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®. Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos. Your most important work is ahead, visit careers.leidos.com for our latest opportunities.
Offices: 1750 Presidents St, Reston, Virginia 20190, US · 11955 Freedom Drive, Reston, VA 20190, US · 1145 N 2nd St, Leavenworth, KS 66048, US · 9600 Great Hills Trail, Austin, TX 78759, US · 221 3rd St, Newport, RI 02840, US
Based on 876 listings with disclosed salaries, most security & safety jobs in Chantilly, VA pay between $75k–$218k per year. Individual offers vary with seniority, company size, and specialization.
There are currently 1,160 open security & safety positions in Chantilly, VA listed on Clera. New openings are added daily as companies post roles.
Companies currently hiring include CACI International Inc, Booz Allen Hamilton, SAIC, VT Group (VTG), Leidos, among others. Browse the listings above to see every active employer.
Yes — 132 of the 1160 open security & safety positions offer remote or hybrid work (11 remote, 121 hybrid).
Each listing links directly to the employer's application page. Apply early — fresh listings get the most recruiter attention in the first two weeks.
