System Integration Engineer
Job Title: System Integration EngineerJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCIEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: LocalAnticipated Posting End: 8/31/2027The Opportunity:We are seeking a highly motivated Systems Engineer who excels at solving complex problems, integrating systems, and designing intelligent software-enabled solutions that improve mission outcomes. This role requires someone who can think strategically while executing tactically—translating evolving operational needs into scalable, maintainable technical solutions. The ideal candidate is comfortable working in dynamic mission environments, enjoys collaborating across technical and operational teams, and understands how individual efforts contribute to broader organizational objectives. This position supports sensitive national security programs and requires a current TS/SCI security clearance. Candidates with an active CI Polygraph are strongly preferred; however, qualified candidates who are eligible and willing to obtain a CI Polygraph are encouraged to apply.Responsibilities:Solves complex technical challenges with a systems-thinking mindsetUnderstands how disparate systems, people, and processes work together to achieve mission successDevelops practical, scalable, and maintainable technical solutionsCommunicates effectively across engineering, operations, and leadership teamsProduces high-quality technical documentation that enables long-term system sustainmentIdentifies opportunities for automation, integration, and continuous improvementRemains effective in environments with evolving priorities while keeping strategic objectives at the forefrontOperates with professionalism, sound judgment, and a strong commitment to protecting sensitive national security informationQualifications:Required: Active TS/SCI security clearance with active CI Polygraph or the ability and willingness to obtain a CI PolygraphBachelor's degree in a technical field (or equivalent experience)Available to work in-person in an office environment at CACI facilities in Sterling, VA or Denver, CO5+ years of experience in systems engineering, software engineering, systems integration, solution architecture, or related technical disciplines3+ years of experience with mission management applications or enterprise data integrationDemonstrated ability to solve complex technical and operational problemsExperience integrating software applications, enterprise systems, APIs, databases, and distributed technologiesExperience with system testing and familiarity with automated application testing frameworksStrong understanding of systems engineering principles and the system development lifecycleExperience designing or implementing automation that improves operational efficiency and reduces manual effortStrong technical writing skills with experience producing architecture documentation, interface control documents, s...