> Markdown version of [/jobs/ext/1829851-senior-systems-engineer-tool-development-ts-sci-with-poly](https://www.wearedevelopers.com/jobs/ext/1829851-senior-systems-engineer-tool-development-ts-sci-with-poly). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Systems Engineer Tool Development-TS/SCI with Poly - **Company:** Caci Inc - **Location:** Fort Meade, MD, United States - **Experience:** Expert - **Salary:** $131,800.0 - $290,000.0 - **Contract:** Permanent contract - **Skills:** Systems Engineering, Confluence, Information Systems, Data Flow Control, Microsoft Visio, Systems Development Life Cycle, Software Tools, Information Technology - **Published:** July 10, 2026 - **Apply:** https://www.clearancejobs.com/jobs/8928157/senior-systems-engineer-tool-development-tssci-with-poly ## About the Role * Bachelor's degree in Systems Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or a related discipline from an accredited institution. * 12+ years of experience as a Systems Engineer on programs of similar scope, type, and complexity (or 16 years of experience in lieu of a Bachelor's degree). * Proven experience planning and leading Systems Engineering efforts. * Strong written and verbal communication skills. * Extensive experience working directly with mission-focused customers. * Familiarity with tools used to describe and document complex system interactions (e.g., Confluence/Gliffy, Visio). * Strong analytical skills with the ability to understand sophisticated dataflows and automation concepts. * Experience guiding system development through engineering management plans. * Experience defining system, functional, and component-level requirements. * Hands-on experience automating test cases using software tools and systems. * Experience working in an agile, continuous-delivery environment. * Exposure to operational scenario support and transitions to production environments. * Experience monitoring deployed systems, dataflows, and tool performance. ## Description Join CACI's innovative team as a Senior Systems Engineer and contribute directly to cutting-edge CNO tool development. In this role, you'll help shape the design, development, testing, and integration of mission-critical capabilities. You'll work closely with customers and cross-functional teams to enhance automation, optimize workflows, and solve complex technical challenges. If you're energized by collaboration and driven to push the boundaries of technology, this is your chance to make a meaningful impact on critical national missions. Join CACI and become part of a team that champions innovation, collaboration, and engineering excellence. * Diagnose and resolve complex, mission-critical dataflow issues. * Partner with Operations and Capabilities teams to develop end-to-end automation and testing solutions. * Build and maintain relationships with data consumers and repository stakeholders. * Work closely with analysts and data consumers to troubleshoot data quality and integrity issues * Create clear, concise, and comprehensive mission CONOPs. * Develop, execute, and document test plans. * Document tool development processes, updates, and testing results. ## Related Videos - [ Secure Code Superstars: Empowering Developers and Surpassing Security Challenges Together](https://www.wearedevelopers.com/videos/422-secure-code-superstars-empowering-developers-and-surpassing-security-challenges-together) - [Model Based Systems Engineering in an Agile Product Development Process](https://www.wearedevelopers.com/videos/68-model-based-systems-engineering-in-an-agile-product-development-process) - [42 x 2 Canvases Later: Two Years, Two Minds, Many Lessons](https://www.wearedevelopers.com/videos/1458-42-x-2-canvases-later-two-years-two-minds-many-lessons) - [A Founder's Journey : From Startup Chaos to Purposeful Growth](https://www.wearedevelopers.com/videos/1926-a-founder-s-journey-from-startup-chaos-to-purposeful-growth) - [Old tools, new tricks](https://www.wearedevelopers.com/videos/1916-old-tools-new-tricks) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) ## Related Articles - [What is Software Engineering?](https://www.wearedevelopers.com/magazine/289-what-is-software-engineering) - [Software Engineer Career: Things You Should Know](https://www.wearedevelopers.com/magazine/143-software-engineer-career-things-you-should-know) - [Top Characteristics of a Software Engineer](https://www.wearedevelopers.com/magazine/166-top-characteristics-of-a-software-engineer) - [7 Important Tips That Every Software Developer Should Know](https://www.wearedevelopers.com/magazine/101-7-important-tips-that-every-software-developer-should-know) - [Events like RSAC Get You CISOs. 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