Principal Software Engineering Lead – Enterprise Application Modernization

CONCEPT SOLUTIONS LLC•Reston, VA

8d•Hybrid

About The Position

Concept Solutions, LLC is seeking an experienced Principal Software Engineering Lead to provide technical leadership, establish engineering standards, and drive software quality across enterprise application modernization initiatives supporting the Department of War. The role guides engineering practices across sustainment and platform development teams, mentors squad leads, and promotes consistency in software design, development, testing, and release processes. The lead aligns technical approaches, resolves cross-team engineering challenges, and maintains the quality of application integrations with modernized platforms. The position is hybrid, based at Concept Solutions' Reston, Virginia headquarters and approved remote locations within the United States. On-site work at government facilities in Northern Virginia and Maryland is required as needed. The schedule is full-time, 40 hours per week, Monday through Friday, with core hours of 9:00 a.m. to 3:00 p.m. Eastern. Government-furnished equipment is used to access government environments. U.S. citizenship is required, along with eligibility to obtain and maintain a Department of War security clearance; an active Secret clearance or higher is required. The annual base salary is $250,000, depending on experience. Concept Solutions describes itself as a small business providing technology, engineering, and management consulting services across aerospace, defense, and national security. The company offers health, dental, vision, and life insurance, as well as a comprehensive 401(k) plan with matching and immediate vesting.

Requirements

12 or more years of professional software engineering experience.
5 or more years of experience leading multiple engineering squads delivering enterprise web applications to government customers.
Demonstrated ability to establish and maintain engineering standards across multiple development teams.
Experience providing technical mentorship, facilitating design reviews, and resolving complex engineering challenges.
Active Secret security clearance or higher.
U.S. citizenship and eligibility to obtain and maintain a Department of War security clearance.

Nice To Haves

Experience working with Go (Golang), Java, and React codebases.
Familiarity with GitLab and contract testing practices.

Responsibilities

Establish and own engineering standards across sustainment and platform development tracks, including coding standards, code reviews, branching and release practices, test coverage expectations, and the definition of done.
Ensure engineering best practices are consistently adopted across development squads.
Maintain accountability for the quality of application-side changes connecting sustained applications to the modernized platform.
Mentor and provide technical guidance to engineering squad leads.
Facilitate cross-track design reviews to promote architectural consistency and technical alignment.
Resolve technical disputes between sustainment and platform squads while balancing engineering quality, delivery requirements, and program objectives.
Foster collaboration and knowledge sharing across engineering teams.