Chantilly, Virginia, United States · On-site
$104k–$218k/yr
Job Title: Software Engineer -- Expert Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: None Type …
Skills: Python, JavaScript, Angular, RESTful APIs, PostgreSQL
Chantilly, Virginia, United States · On-site
$104k–$218k/yr
Job Title: Software Engineer -- Expert Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: None Type …
Skills: Python, JavaScript, Angular, RESTful APIs, PostgreSQL
Chantilly, Virginia, United States · On-site
$104k–$218k/yr
Job Title: Web Developer Mid Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Tr…
Skills: HTML5, JavaScript, Bootstrap, CSS, C#.NET
Chantilly, Virginia, United States · On-site
$120k–$140k/yr
Purpose and Impact: Amentum/Secure Networking Solutions is seeking a WIDS Specialist Level II to provide technical support for Wireless Intrusion Detection System (WIDS) operations supporting Amentum’s Skywalker program.…
Skills: Bastille WIDS platform, Wireless intrusion detection, RF theory, Wireless protocols, Threat detection
Chantilly, Virginia, United States · On-site
There is a reason that Clark is a leader in the construction industry. Simply put, it’s our people. From highways to hotels and residential housing to railways, we rely on the leadership, talents, and drive of our employ…
Skills: Construction, Demolition, Hand tools, Power tools, Safety protocols
Chantilly, Virginia, United States · On-site
$104k–$218k/yr
Job Title: Web Developer Mid Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Tr…
Skills: HTML5, JavaScript, Bootstrap, CSS, C#.NET
Chantilly, Virginia, United States · On-site
$66k–$119k/yr
The Instructional Support Specialist will be responsible for supporting customer requirements for the client(s) and assisting with all aspects of adult training to include, but not limited to course enrollment, registrat…
Skills: Instructional support, Classroom management, Data analysis, Project management, Facilitation
Chantilly, Virginia, United States · On-site
Responsibilities Peraton is seeking to fill a critical role for a full-time background investigator near Chantilly, VA. Applicants must reside within 20 miles of the city center of Chantilly. What you’ll do: The Investig…
Skills: Background investigations, Interviewing, Report writing, Data entry, Record searching
Chantilly, Virginia, United States · On-site
$85k–$178k/yr
Job Title: Finance & Accounting Senior Analyst Job Category: Finance and Accounting Time Type: Part time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up…
Skills: Federal Accounting Principles, General Ledger Reconciliation, Financial Reporting, Tax Preparation, Financial Forecasting
Chantilly, Virginia, United States · On-site
$185k–$250k/yr
Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: None Job Family: Software Engineering Job Qualific…
Skills: Java, Spring Boot, Hibernate, JPA, Typescript
Chantilly, Virginia, United States · On-site
$120k–$160k/yr
Pay Range: $120,000.00 - $160,000.00 / year Salary offers are based on a wide range of factors including relevant skills, training, experience, education, and, where applicable, certifications obtained. Market and organi…
Skills: Facilities management, Preventive maintenance, Project management, Budgeting, Regulatory compliance
Chantilly, Virginia, United States · Hybrid
$140k–$160k/yr
Dark Wolf is seeking an Information System Security Officer (ISSO) to lead a collaborative team to develop, manage, and maintain information system security Assessment and Authorization (A&A) packages. This could include…
Skills: RMF Process, A&A Packages, eMASS, Xacta, NIST SP 800-53
Chantilly, Virginia, United States · On-site
Overview VTG is looking for a Sr Systems Engineer, located in Chantilly, Va. What will you do? Overview: Seeking an experienced Systems Engineer to provide comprehensive Systems Engineering and Integration(SE&I) support …
Skills: Systems Engineering, Integration, Configuration Management, Requirements Analysis, Risk Management
Chantilly, Virginia, United States · On-site
SAIC is seeking GEOINT Systems Engineer to support SAIC’s Prime Program, Aretuza in Chantilly, VA. Aretuza is a SETA program, supporting the NRO’s Ground Enterprise Directorate (GED). As the GEOINT Systems Engineer you w…
Skills: GEOINT, Systems Engineering, SETA, Ground Enterprise Directorate, Architecture
Chantilly, Virginia, United States · On-site
Overview VTG is looking for a Program Manager in Chantilly VA. (Note: Contingent upon program award) What will you do? Full-time, on-site Program Manager of a (To Be Awarded) $250m contract at NRO. This role will require…
Skills: Program Management, Strategic Planning, Stakeholder Management, Team Leadership, Risk Mitigation
Chantilly, Virginia, United States · On-site
$51k–$113k/yr
Position Title: Integration and Test Engineer Requisition ID: 1861 Position Location: Chantilly, VA Position Reports To: Factory Manager Supervises Others: No At Trident Systems Space Electronic Systems (SES) division, w…
Skills: Functional testing, Validation, Board-level testing, System-level testing, Requirements verification
Chantilly, Virginia, United States · On-site
$183k–$237k/yr
Join NS2 Mission and help shape the software capabilities behind critical national security missions. As an Expert Software Engineer in Chantilly, VA, you'll design, build, and evolve secure, scalable applications suppor…
Skills: Python, JavaScript, Angular, RESTful APIs, Oracle
Chantilly, Virginia, United States · On-site
$110k–$171k/yr
At NS2 Mission, data drives mission success. As a Full Performance Data Engineer on our team in Chantilly, VA, you'll help design, build, and maintain modern data solutions that support critical Intelligence Community op…
Skills: Java, Python, JavaScript, Angular, Apache Spark
Chantilly, Virginia, United States · On-site
$92k–$167k/yr
The Digital Modernization Sector at Leidos has an opening for a System Administrator to support the Intelligence Community in providing technical support for the customer’s system test and integration lab, and customer p…
Skills: System administration, Linux RHEL, Windows Server, Cisco, Juniper
Chantilly, Virginia, United States · On-site
$141k–$191k/yr
Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: IT Infrastr…
Skills: Linux, Red Hat Enterprise Linux, VMware, LDAP Integration, NFS
Sign up with Clera and we'll reach out the moment a role actually fits you — no more spraying applications into the void.
The software engineer will design, develop, and maintain scalable full-stack applications and backend services using Python and modern web frameworks. They will also collaborate with cross-functional teams to integrate APIs, optimize relational databases, and ensure system security and performance.
Candidates must possess an active TS/SCI with Polygraph clearance and a bachelor's degree in a technical discipline. Proficiency in Python, JavaScript, Angular, and experience with relational databases and Linux environments are required.
CACI is seeking a highly motivated, self-directed professional to fill a Software Developer role in Chantilly, VA, to support the customer’s modernization effort. The successful candidate will design, build, and deploy highly scalable, resilient, performant cloud microservices, develop code using various programming and scripting languages, and adhere to approved design plans and coding standards, as well as identify complex problems and review related information to develop and evaluate options. The candidate will collaborate with the user interface designer(s) to ensure seamless integration and will focus on innovating new and better ways to create solutions that add value.
Responsibilities
• Design, develop, test, and maintain scalable full-stack software applications.
• Develop backend services and APIs using Python and modern web frameworks.
• Build and integrate RESTful APIs to support application functionality and system interoperability.
• Design, develop, and optimize solutions leveraging relational databases.
• Develop and maintain responsive user interfaces using JavaScript and Angular.
• Collaborate with engineers, architects, and stakeholders to define technical requirements and implement solutions.
• Troubleshoot software defects, performance issues, and system integrations.
• Participate in code reviews and promote software development best practices.
• Contribute throughout the full software development lifecycle, from requirements through deployment and sustainment.
• Support Agile development activities including sprint planning, development, testing, and retrospectives.
• Ensure solutions meet security, performance, and maintainability requirements.
Required Qualifications
ACTIVE TS/SCI with Polygraph
• Bachelor's degree in Computer Science, Software Engineering, Information Systems, or a related technical discipline (or equivalent experience).
• Experience developing applications using Python.
• Experience with front-end development using JavaScript.
• Experience with Angular or modern front-end frameworks.
• Experience designing, developing, and consuming RESTful APIs.
• Strong experience working with relational databases such as PostgreSQL, Oracle, SQL Server, or MySQL.
• Experience developing and maintaining software within Linux/Unix environments.
• Understanding of software development best practices, including version control, testing, and code reviews.
• Experience working in Agile development environments.
Desired Qualifications
• Experience developing APIs using FastAPI.
• Experience utilizing SQLAlchemy for database integration and ORM development.
• Experience developing cloud-based applications, preferably within AWS environments.
• Familiarity with CI/CD pipelines and DevOps practices.
• Experience with containerization technologies and microservices architectures.
• Experience with Git, Jenkins, Terraform, or similar development tools.
• Familiarity with Elasticsearch, OpenSearch, or other search technologies.
At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.
CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.
Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy.
Pay Range:
There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.
The proposed salary range for this position is:
$103,800 - $218,100Expanding the limits of national security
At CACI International Inc (NYSE: CACI), our 27,000 talented and dynamic employees are ever vigilant in delivering distinctive expertise and technology to meet our customers’ greatest challenges in national security. We are a company of good character, relentless innovation, and long-standing excellence. Our culture drives our success and earns us recognition as a Fortune World's Most Admired Company. CACI is a member of the Fortune 500™ Largest Companies, the Russell 1000 Index, and the S&P MidCap 400 Index. For more information, visit us at www.caci.com. CACI is an Equal Opportunity Employer - Females/Minorities/Protected Veterans/Individuals with Disabilities
Offices: 12021 Sunset Hills Rd, Reston, Virginia 20190, US
Based on 862 listings with disclosed salaries, most security & safety jobs in Chantilly, VA pay between $73k–$218k per year. Individual offers vary with seniority, company size, and specialization.
There are currently 1,151 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 1151 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.
