Lead Software Engineer - Active TS/SCI

Job DescriptionJob Description Position Summary: One of our clients is seeking a Lead Software Engineer for an on-site assignment in Landover, MD. This pivotal role blends hands-on engineering with technical leadership, focusing on designing system-level architectures, developing innovative proofs of concept, and mentoring engineering teams. The ideal candidate will possess a strong command of C-style languages on Linux/Unix systems, a background in DevSecOps practices, and a commitment to advancing public sector and defense technologies. Roles and Responsibilities: Mentors and guides junior and mid-level software engineers to cultivate technical growth and team collaboration. Builds innovative proofs of concept for unique, one-of-a-kind system capabilities. Contributes actively to all tiers of the system architecture and creates comprehensive system-level design options. Integrates Commercial Off-The-Shelf (COTS) and Government Off-The-Shelf (GOTS) systems and software into operational environments. Leads code reviews, peer testing, troubleshooting, and debugging efforts to ensure software reliability and security. Authors key system documentation, technical reports, and presents live capability demonstrations to internal and external stakeholders. Identifies, drives, and implements process improvements across Agile Scrum methodologies and DevSecOps frameworks. Experience and Skill Requirements: Education & Experience Matrices: Bachelor's degree in Computer Science, Information Technology, Engineering, or a related technical field with a minimum of 5 years of relevant experience. Master's degree in a related technical field with a minimum of 3 years of relevant experience. Technical Proficiencies: Strong proficiency in programming languages such as C, C , Java, or other C-style, cross-platform languages. Extensive experience developing software for, configuring, and maintaining Linux and Unix operating systems. Proven experience with version control systems, issue tracking tools, and technical documentation pipelines. Certifications: Active CompTIA Security certification (or equivalent DOD 8570 baseline certification) is highly preferred; must be obtainable within 6 months of the start date. Language Skills: Native or bilingual English proficiency is required. Preferred Qualifications: Experience with user and kernel-level Linux development. Background modifying and compiling large-scale open-source codebases. Familiarity with containerization technologies such as Docker. Hands-on experience with DevSecOps and static analysis tools including GitLab, SonarQube, and Coverity. Experience managing local repositories using dnf package management.