Job Title: System Integration Engineer
Job Category: Engineering
Time Type: Full time
Minimum Clearance Required to Start: TS/SCI
Employee Type: Regular
Percentage of Travel Required: Up to 10%
Type of Travel: Local
Anticipated Posting End: 9/21/2027
The 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 mindset
Understands how disparate systems, people, and processes work together to achieve mission success
Develops practical, scalable, and maintainable technical solutions
Communicates effectively across engineering, operations, and leadership teams
Produces high-quality technical documentation that enables long-term system sustainment
Identifies opportunities for automation, integration, and continuous improvement
Remains effective in environments with evolving priorities while keeping strategic objectives at the forefront
Operates with professionalism, sound judgment, and a strong commitment to protecting sensitive national security information
Qualifications:
Required:
Active TS/SCI security clearance with active CI Polygraph or the ability and willingness to obtain a CI Polygraph
Bachelor'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, CO
5+ years of experience in systems engineering, software engineering, systems integration, solution architecture, or related technical disciplines
3+ years of experience with mission management applications or enterprise data integration
Demonstrated ability to solve complex technical and operational problems
Experience integrating software applications, enterprise systems, APIs, databases, and distributed technologies
Experience with system testing and familiarity with automated application testing frameworks
Strong understanding of systems engineering principles and the system development lifecycle
Experience designing or implementing automation that improves operational efficiency and reduces manual effort
Strong technical writing skills with experience producing architecture documentation, interface control documents, system diagrams, procedures, and engineering artifacts
Excellent communication and collaboration skills with both technical and non-technical stakeholders
Ability to rapidly adapt to changing priorities while maintaining alignment with strategic mission objectives
Demonstrated ability to independently prioritize work, manage multiple efforts, and deliver high-quality solutions in dynamic environments
Experience with Agile development methodologies and the Atlassian Suite tools (Jira, Confluence)
Desired:
Experience supporting Intelligence Community (IC) or Department of War (DoW) organizations
Familiarity with cloud platforms such as AWS
Familiarity with PowerShell, JavaScript, Java, or similar programming and scripting languages
Familiarity with REST APIs, microservices, message queues, and distributed system architectures
Knowledge of Model-Based Systems Engineering (MBSE), enterprise architecture, or digital engineering practices
Familiarity with AI-enabled decision…