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Posted June 19, 2026

Full Stack Software Engineer w/Top Secret Clearance

A3 Consulting, LLC
Silver Spring, Maryland, United States 20908 Full Time
Reference: 285351099
Full Stack Software Engineer w/Top Secret Clearance

A3 Consulting is seeking a seasoned Full Stack Software Engineer to join a mission-critical team and play a key role in the full lifecycle management and modernization of the applications for our Defense-based customer. If you enjoy building a "single pane of glass" platform, creating a Common Operating Picture of Risk (CoPR) by consolidating legacy systems into a modern, enterprise-level case management and workflow solution. This opportunity is for you!
In this Job You Will:
  • Function as a hands-on builder responsible for turning mission requirements into a highly available, secure, and scalable custom application deployed across DoD Impact Level 5 (IL5), IL6, and JWICS environments.
  • Design, develop, and maintain custom web application workflows and case management capabilities to support DCSA's Foreign Ownership, Control, or Influence (FOCI) Risk Management, Continuous Vetting for Facilities (CV-F), and National Industrial Security Program (NISP) oversight.
  • Translate user stories into clean, efficient code within a Scaled Agile Framework (SAFe) software factory ecosystem (leveraging Jira, GitLab, and Confluence).
  • Participate in daily scrums, sprint planning, and system demonstrations.
  • Collaborate with UI/UX designers to create an intuitive interface, ensuring login times remain under 5 seconds for standard NIPR operations.
  • Ensure the NI2 application architecture adheres strictly to Modular Open Systems Approach (MOSA) principles, prioritizing loosely-coupled, non-proprietary standards.
  • Develop, maintain, and consume REST and SOAP APIs to create secure, reliable interfaces with external DoD data sources, including the Defense Information System for Security (DISS) and Enterprise Mission Assurance Support Service (eMASS).
  • Engineer solutions that leverage AI/ML outputs to intelligently trigger automated alerting, case triage, and routing workflows for DCSA adjudicators.
  • Support the automated, secure transfer of data between classification enclaves using Government-approved bi-directional Cross-Domain Solutions (CDS).
  • Ensure all newly developed software code achieves a minimum of 80% automated test coverage and successful regression testing.
  • Write secure code using DevSecOps principles, ensuring code submitted to production is free of Critical or High vulnerabilities and complies with DISA STIGs and the DoD Zero Trust Strategy.
  • Support the Assessment & Authorization (A&A) process by resolving performance defects within Government-approved timelines (e.g. resolving Critical defects within 24 hours), ensuring the application maintains a Continuous ATO.
Qualifications:
  • Bachelor's degree in Computer Science, Software Engineering, or a related technical field.
  • (DoD 8570/8140): IAT Level II or better Certification Required (e.g., Security+ CE, SSCP).
  • 5+ years of hands-on full-stack software development experience (e.g., Java, Python, Angular, React), with a strong focus on custom enterprise application development and workflow integration.
  • Strong, demonstrated experience with API development and consumption (REST/SOAP) to connect disparate enterprise systems.
  • Demonstrated experience operating within a DevSecOps continuous integration environment using Agile best practices.
Desired Qualifications:
  • AWS Certified Developer – Associate or similar cloud development certification.
  • Familiarity with developing applications for deployment and sustainment across multiple security enclaves (e.g., NIPR, SIPR, JWICS).
  • Experience engineering solutions capable of processing continuous vetting and monitoring data feeds.
  • Familiarity with DoD security policies, the RMF/ATO process, and Section 508 accessibility compliance.
Clearance Level:
  • Must possess an active DoD Top Secret clearance with SCI eligibility.
Location:
  • Remote (DC Metro Area)
Salary Range:
  • The salary range of this position is $163,000 - $174,000 commensurate with experience and achievement.
Benefit Information:
A3 Consulting offers a robust benefits package to include but not limited to medical, dental, and vision benefits, flexible spending and health savings accounts, group life and AD&D, short-term and long-term disability, paid time off, 401k match, paid parental leave, professional development.
About A3 Consulting:
A3 Consulting, LLC is a leading management and technology firm that specializes in providing innovative solutions to solve the pressing challenges of our Federal government customers. With a proven track record of delivering mission-critical solutions and exceptional performance, we committed to ensuring that our technology offerings remain competitive in the rapidly evolving federal marketplace.
A3 Consulting, LLC is an equal opportunity employer. We believe in hiring a diverse workforce and sustaining an inclusive, people-first culture. We are committed to non-discrimination on any protected basis, such as disability and veteran status, or any other basis covered under applicable law.




Equal employment opportunity, including veterans and individuals with disabilities.

PI285351099

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