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Software Engineer with Security Clearance

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I3Chantilly, VAL6 LeadJune 27th, 2026

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Software Engineer – Multiple Levels Position Overview As a Software Engineer, you will be responsible for the design, development, testing, and management of application development projects in support of the IT infrastructure. You will develop and implement technical efforts to design, build, and deploy applications at the direction of lead architects, including large-scale data processing, computationally intensive statistical modeling, and advanced analytics to support a forensic and investigative ecosystem. Key Responsibilities • Design, develop, test, and manage application development projects in support of IT infrastructure • Integrate third-party components and introduce new custom capabilities • Modify existing code and recommend process improvements • Automate operations and maintenance tasks • Develop and implement technical efforts for large-scale data processing and advanced analytics • Participate in all aspects of the software development life cycle • Contribute to planning, requirements, development, testing, and quality assurance • Participate in technical project milestone reviews and code architecture sessions • Provide resource estimation and development best practices knowledge transfer • Participate in Program Increments (PIs) and Agile Release Train (ART) activities • Support the multi-enclave environment (Unclassified, Secret, and Top Secret) • Collaborate with cross-functional teams to ensure seamless integration Required Technical Skills Mid-Level • Proficiency with: • One or more programming languages: Java, .NET(C#), Python • Software architecture principles and patterns • Object-oriented design and development • Relational Databases and SQL (MySQL, PostgreSQL, Microsoft SQL) • REST API development and integration • Git and other source control management systems • Software development lifecycle (SDLC) methodologies • Unit testing and test-driven development Senior-Level Advanced proficiency with: • Multiple programming languages and frameworks • Complex system architecture design • Message brokers such as RabbitMQ, Kafka, and Redis • Elasticsearch, Splunk, and other data platforms • Containerization and orchestration technologies (Docker, Kubernetes) • Cloud platforms (AWS GovCloud, SC2S, C2S) • DevSecOps practices and tools • Performance optimization and scalability design • Security engineering principles Additional Technical Experience Experience with: • Frontend frameworks (Angular, React, Svelte) • Data streaming and integration technologies such as Apache Nifi • Infrastructure as Code (Terraform) • GraphQL • Microservices architecture • SAFe Agile methodologies • Working in classified environments Qualifications Mid-Level • Bachelor's degree in Computer Science, Software Engineering, or related field • Minimum of 5 years of experience in software engineering • Active Top Secret (TS) clearance with eligibility for Sensitive Compartmented Information (SCI) • Experience with Agile methodologies • Understanding of forensic and investigative system requirements Senior-Level • Bachelor's degree in Computer Science, Software Engineering, or related field • Minimum of 8 years of experience in software engineering • Active Top Secret (TS) clearance with eligibility for Sensitive Compartmented Information (SCI) • Experience with SAFe Agile framework • Strong understanding of forensic and investigative system requirements • Demonstrated experience designing and implementing complex software solutions in secure government environments Work Environment • Primary location: Chantilly, VA • May require occasional travel for Program Increment planning sessions • Must be a U.S. citizen and able to pass a background check and polygraph examination • May require flexible scheduling to support critical operations