Company Description Founded in 1989, SOSi is among the largest private, founder-owned technology and services integrators in the defense and government services industry. We deliver tailored solutions, tested leadership, and trusted results to enable national security missions worldwide. Job Description *Position is contingent upon contract award* SOSi is seeking a Software Developer to support our government customer in Chantilly, VA. Essential Job Duties • Serves as a key technical resource providing expert-level guidance on software architecture, performance optimization, and advanced engineering techniques. • Lead technical strategy across development teams. • Establish coding standards and best practices. • Drive innovation in development toolchains, frameworks, and methodologies. Qualifications • Active in scope TS/SCI w/ Poly. • Minimum 15+ years of relevant experience. • Expertise in enterprise system design and implementation. • Experience in integrating complex systems across multiple environments including the Sponsor's commercial cloud environments. Additional Information Work Environment • Normal office conditions. Working at SOSi All interested individuals will receive consideration and will not be discriminated against for any reason.