Platform Lead - Enterprise Application Modernization

Reston, VADescriptionConcept Solutions, LLC (CS) is seeking an experienced Platform Lead to support a mission-critical application modernization program for a Department of War (DoW) customer.This initiative will unify access across a portfolio of production applications through a shared platform, delivering a single sign-on experience, a centralized work surface, and a repeatable framework for integrating additional applications.The Platform Lead will provide hands-on technical leadership across multiple engineering squads responsible for identity management, platform integration, and shared application capabilities. This role requires a strong software engineering background, experience leading multi-squad teams, and the ability to deliver high-quality solutions while maintaining existing production applications.Platform Leadership & DeliveryLead the day-to-day activities of the identity, hub, shell, and Spoke Kit engineering squads.Drive execution of the platform backlog, ensuring alignment with program priorities and delivery milestones.Collaborate with the Solutions Architect to coordinate sprint demonstrations and communicate technical progress.Support an Agile delivery environment with two-week sprints and customer demonstrations at the conclusion of each sprint.Technical Quality & Engineering ExcellenceOversee technical quality across platform engineering activities.Lead design reviews and establish consistent pull-request and code-review standards.Ensure platform solutions meet established architectural and engineering requirements.Own the technical evidence required to demonstrate successful completion of platform phase-exit criteria.Support the integration of existing applications into the shared platform while maintaining production stability and sustainment activities.Requirements10+ years of experience in software engineering.3+ years of experience leading multi-squad platform engineering teams.Hands-on experience with modern web application platforms.Strong understanding of identity federation and authentication integration.Experience with event-driven integration architectures.Demonstrated ability to lead technical execution, maintain engineering quality, and coordinate delivery across multiple development teams.Preferred QualificationsExperience with Keycloak, Open Policy Agent (OPA), Kubernetes, and React.Active Secret security clearance.Work Location and ScheduleLocation: Hybrid. Concept Solutions headquarters in Reston, VA, and approved remote locations within the United States, with on-site work at Government facilities in Northern Virginia and Maryland as required.Schedule: Full-time, Monday through Friday, with core hours of 9:00 a.m.–3:00 p.m. Eastern. Two-week sprints with customer demonstrations each sprint.Travel: 0–10%, within the Washington, DC metropolitan area.Security Requirement: U.S. citizenship required. Must be eligible to obtain and maintain a DoW security clearance. An active Secret clearance or higher is strongly preferred and may allow an earlier start.Compensation: $175,000–$220,000 annual base salary, depending on experience.Government-furnished equipment will be used for all access to Government environments.This position is contingent upon contract award, with an anticipated start in October 2026.Company Profile:Founded in 1999 and headquartered in Reston, Virginia, Concept Solutions, LLC (CS) is a leading small business in technology, engineering, and management consulting. We are the innovative and agile force behind strategic solutions that enhance organizational efficiency and safeguard our nation across Aerospace, Defense, and National Security sectors.For over 25 years, CS has been a trusted partner for the Federal Aviation Administration (FAA), Department of Homeland Security (DHS), Department of Justice (DOJ), Department of Defense (DoD) and other federal agencies delivering vital IT, security, and project management services.Our commitment to excellence is reflected in our adherence to CMMI-DEV ML3, ISO 9001:2015, ISO/IEC 20000-1:2018, and ISO/IEC 27001-1:2013 standards. CS boasts company highlights that include:Over two decades of experience across over $300 million in contract awards supporting critical FAA programsMultiple contract vehicles providing opportunities across FAA, DoD, NOAA, and other Federal agenciesInnovation Council - CS maintains an active Internal Research and Development (IR&D) program that is geared towards identifying emerging technologies and pursuing technological innovationsAt CS, we know our success stems from our talented team. That’s why we prioritize the wellbeing and growth of our employees, fostering a positive culture centered on innovation, engagement, and career development.Benefits: Concept Solutions offers a competitive benefits and salary package you would receive from a large company. We offer health, dental, vision and life insurance, as well as a comprehensive 401(k) plan with matching and immediate vesting.Concept Solutions is an Equal Opportunity Employer, and we value workplace diversity. We invite resumes from all interested parties and consider applicants for all positions without regard to race, color, religion, sex, national origin, age, marital status, sexual preference, personal appearance, family responsibility, the presence of a non-job-related medical condition or physical disability, matriculation, political affiliation, veteran status, or any other legally protected status. Concept Solutions is a VEVRAA federal contractor, and we request priority referral of veterans for available positions.