Sr Software Engineer with Security Clearance

Senior Software Engineer – Fort Belvoir, VA REQUIREMENTS: • MUST HAVE ACTIVE TOP SECRET CLEARANCE UPON HIRE. TS is acceptable if eligible for SCI upgrade. NON-NEGOTIABLE • MUST LIVE WITHIN 50 MILE RADIUS OF FORT BELVOIR – NON-NEGOTIABLE • Bachelor’s Degree in Systems Engineering, Software Engineering, or Computer Science • 10 years’ demonstrated experience in design, development, fielding, and sustainment of Java based web applications. • Experience in development of HTML, JavaScript, CSS, SQL, Perl • Exposure and/or experience with some or all of the following: Java 17 (Servlets/JSP), Tomcat 9, Gradle, JDBC, Postgres, React MUI, DataTables, Ext JS, Docker, Jenkins, Lucene 9.x. • Experience in writing and reviewing SOP’s, process documents, CONOPS, and other technical documents • Practices: CI/CD, code reviews, performance profiling, observability • Experience in multi-tiered architectures (Web, API, database tiers); Windows and Unix systems; IIS Web Servers; Multi-component, multi-tiered Systems integration; Understanding of load balancers; understanding of networking with multi-tiered architectures CERTIFICATIONS: • DoD 8570.01-M IAT Level III certification and compliance upon hire • Baseline Certifications – CCNP Security, CISSP or equivalent JOB DUTIES: • Designs or implements complex algorithms requiring adherence to strict timing, system resource, or interface constraints to meet or exceed system performance and functional standards • Perform quality control on team products • Confer with system engineers and hardware engineers to derive software requirements and to obtain information on project limitations and capabilities, performance requirements and interface • Coordinate software system installation and monitor equipment functioning to ensure operational specifications are met. Implement recommendations for improving documentation and software development process standards • Modify existing software to correct errors, to adapt to new hardware, or to improve its performance • Analyze and troubleshoot extremely complex software problems and provide solutions using the latest technologies • Develop, integrate, test, maintain, and support high-performance, innovative software and web-based applications

Location: Fort Belvoir, Virginia, US

Posted Date: 10/24/2025