ISI seeks a Civil Engineer I to provide Owner’s Representative support under the Construction Management Technical Support Services (CMTSS) contract. The Civil Engineer will assist the Department of Defense with design-phase services for major facility projects at the Pentagon and across the National Capital Region. This role is dedicated to Project Design Services Support and focuses on providing technical reviews, analysis, and documentation in support of government project managers. The ideal candidate has demonstrated experience with building-related design and construction (not residential or transportation), strong communication skills, and the ability to work both independently and as part of an integrated program team.