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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Mission Systems Test Engineer - **Company:** CareerCircle - **Location:** St. Louis, MO, United States - **Experience:** Expert - **Salary:** $5,000.0 - $164,900.0 - **Contract:** Contract - **Skills:** Microsoft Excel, Computer-Aided Design, Agile Methodology, Automation of Tests, Computer Aided Three-Dimensional Interactive Application (CATIA), Hardware Design, Interoperability, Software Engineering, Verification and Validation (Software), Solid Modeling, Systems Integration, Siemens NX, Model-Driven Development, SC Clearance, Integration Tests, Information Technology, Hardware Infrastructure, Devsecops - **Published:** October 5, 2026 - **Apply:** https://www.careercircle.com/jobs/all/all/usa/mo/berkeley/359a5ce3-dab6-4cd8-b959-e74169d7eacb ## About the Role Loans Sensors Physics Chemistry, DevSecOps Leadership Automation Innovation Mathematics Data Science Export Control Test Automation Computer Science Test Engineering Secret Clearance Agile Methodology Security Clearance Model-Based Design Systems Integration Time Off Management Top Secret Clearance Collective Bargaining Verification And Validation, This position requires the ability to obtain a US Security Clearance for which the US Government requires US Citizenship. * A final U.S. Secret Clearance Post-Start is required. This position requires ability to obtain program access, for which the U.S. Government requires U.S. Citizenship only., * Bachelor of Science degree in Engineering (with a focus in Electrical, Mechanical or Aeronautical), Computer Science, Data Science, Mathematics, Physics, Chemistry * Level 5: 14+ years of work-related experience with a bachelor's degree OR 12+ years of work-related experience with a master's degree Preferred Qualifications (Desired Skills/Experience): * Master's degree or higher * Experience supporting a Proprietary Program * Experience executing in an Agile work environment and implementing Agile Methodologies * Experience working in Cameo, or similar Model Based Systems Engineering tools * Experience with modern software development methodologies to include DevSecOps and CI/CD pipelines * Experience with Mission Systems Open Architecture Standards * Experience across multiple phases of the product life-cycle * A final U.S. top secret clearance preferred. Signing bonus Potential for Qualified External Candidates. Conflict of Interest: Successful candidates for this job must satisfy Company's Conflict of Interest (COI) assessment process. Typical Education/Experience: Education/experience typically acquired through advanced technical education from an accredited course of study in engineering, computer science, engineering data science, mathematics, physics or chemistry (e.g. Bachelor) and typically 14 or more years' related work experience or an equivalent combination of technical education and experience or non-US equivalent qualifications. In the USA, ABET accreditation is the preferred, although not required, accreditation standard., This position requires the ability to obtain a U.S. Security Clearance for which the U.S. Government requires U.S. Citizenship. An interim and/or final U.S. Secret Clearance Post-Start is required. This position requires ability to obtain program access, for which the U.S. Government requires U.S. Citizenship only. ## Description At Boeing, we innovate and collaborate to make the world a better place. We're committed to fostering an environment for every teammate that's welcoming, respectful and inclusive, with great opportunity for professional growth. Find your future with us. Join Boeing, a leader in aerospace innovation, as a Mission Systems Test Engineer (Level 5) supporting a Phantom Works Fixed Wing Proprietary Program located in St Louis, MO. You will be joining a talented team where you will be responsible for executing the Mission Systems test plan. The successful candidate will implement a test infrastructure to maximize automation using the latest available digital tools. You will perform verification/ validation activities to deliver Advanced Mission System Capabilities to our warfighter. This includes automated test tool creation in addition to hands-on testing in a lab environment of Mission Systems equipment including the latest suite of sensors, communication systems, and weapons. In this role, you will be joining a cross-functional team integrating Advanced Mission Systems Capabilities as part of a very exciting and critically important development effort. You will have the opportunity to operate in an agile development environment, mature our products through the development lifecycle, work on next generation open-architecture model-based designs, and collaborate across multiple disciplines. The day-to-day activities of this position will be a combination of traditional design engineering, collaborating with cross-functional peers, and presenting technical challenges and solutions to leadership. Frequent interaction with program leadership, customers, and industry partners during critical design phases will be key elements of this position. This position will provide the candidate an opportunity to develop their engineering skills with potential growth into a leadership role. Position Responsibilities: * Implement a test infrastructure to maximize automation using the latest available digital tools * Perform Mission Systems verification/validation test integrating multiple hardware and software components * Support testing efforts of component and subsystem groups * Execute Mission Systems integration testing * Create/ update and employ automated test tools and scripts * Work in a lab environment to perform verification of the interfaces between multiple Mission Systems hardware and software components * Define necessary lab infrastructure updates required to support Mission Systems verification test * Research specific technology advances for potential application to company business needs * Test and validate system functionality and performance to ensure designs meet operational and functional requirements. * Document newly discovered hardware of software anomalies; reports test metrics to all stakeholders * Continuously assess and update engineering processes for improvement., Sensors Physics Chemistry Leadership Mathematics Data Science Communication Export Control Hardware Design Computer Science Secret Clearance Interoperability Health Insurance Agile Methodology Security Clearance Model-Based Design Software Interfaces Performance Modeling Collective Bargaining Communications Systems Model Based Systems Engineering +0 Phantom Works Mechanisms Design Engineer (Senior or Experienced) Boeing Berkeley, MO*On-Site Loans Ingenuity Innovation Siemens NX Reliability Prototyping Coordinating Export Control Solid Modeling Microsoft Excel Systems Thinking Secret Clearance Mechanism Design Health Insurance Security Clearance Thermal Management Design Documentation Supplier Development Computer-Aided Design Collective Bargaining Interdisciplinary Collaboration Computer Aided Three-Dimensional Interactive Application (CATIA) +0 Design and Analysis Engineer (Electronic Sys Design & Analy) Boeing Berkeley, MO*On-Site Loans Writing Sensors Physics Chemistry Leadership Mathematics Data Science Communication Export Control Electro-Optics Radio Frequency Computer Science Secret Clearance Interoperability Health Insurance Agile Methodology Security Clearance Model-Based Design Systems Integration Integration Testing Software Interfaces Software Development Performance Modeling Collective Bargaining Communications Systems Model Based Systems Engineering +0 Login | JoinContact