Senior Systems Requirements Engineer (ONSITE)

Date Posted: 2026-07-08 Country: United States of America Location: US-CA-FULLERTON-676 ~ 1801 Hughes Dr ~ BLDG 676 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance Security Clearance Type: DoD Clearance: Secret Security Clearance Status: Active and existing security clearance required after day 1 Raytheon Company, Managed by Collins Aerospace Collins Aerospace, an RTX company, is a leader in technologically advanced, intelligent solutions that help redefine the aerospace and defense industry. With a comprehensive portfolio and deep technical expertise, we help customers meet the demands of the global market. Join us and help shape the future of aerospace and defense. Are you fascinated by the ability for aircraft to safely land on aircraft carriers? Join Collins Aerospace and help shape the future of precise, mission‑critical navigation systems. We are looking for a Senior Systems Engineer who is passionate about solving complex problems and wants to make a real impact on the Joint Precision Approach and Landing System (JPALS) and adjacent programs. In this role, you’ll take ownership of defining and evolving requirements for a fielded GPS‑based approach and landing system used in some of the most demanding operational environments. You’ll collaborate closely with cross-functional teams to deliver high‑quality, integrated system solutions. What You Will Do    • Support the JPALS and JPALS-adjacent programs    • Elicit, derive, and define system-level and subsystem-level requirements based on customer specifications and operational concepts    • Analyze stakeholder needs and translate them into technical, testable, and feasible requirements    • Apply systems thinking to ensure requirements completeness, consistency, and proper allocation across hardware, software, and interfaces    • Work with the system requirements engineering team and apply technical guidance from the team lead    • Develop and maintain requirements in IBM Rational DOORS, including traceability and change impact assessment    • Create and use scripts to automate documentation import/export to/from DOORS across multiple formats    • Define and document system and subsystem interfaces, contributing to ICDs and architecture artifacts    • Participate in technical discussions, design reviews, and requirement change assessments    • Support verification planning by defining verification methods and collaborating with test teams Qualifications You Must Have    • Experience with systems engineering activities including requirement derivation, interface definition, allocation, integration, requirement sell‑off, analysis, test procedure development, test execution, and results evaluation    • Familiarity with generating and maintaining technical documentation such as specifications, ICDs, Test Requirements Documents (TRDs), and Verification Cross‑Reference Matrices    • Proficiency with IBM Rational DOORS and requirements management best practices    • Proficient with Digital Engineering tools (DOORS, Cameo, Microsoft Office Suite, Jira, Confluence)    • Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 5 years prior relevant experience or an Advanced Degree in a related field and minimum 3 years of experience  Qualifications We Prefer    • Strong understanding of systems engineering principles and lifecycle (concept → design → integration → verification → validation)    • Ability to understand how system components interact    • Ability to identify requirement gaps, inconsistencies, conflicts, or duplication    • Familiarity with Engineering Lifecycle Optimization (ELO) – Publishing    • Exposure to Agile development workflows (Jira, Confluence)    • Experience with Model‑Based System Engineering (MBSE) practices    • Prior work on GPS/PNT, avionics, or control systems    • Familiarity with Verification Cross‑Reference Matrices (VCRM), TRDs, or Systems Engineering Plan (SEP) artifacts What We Offer     • Medical, dental, and vision insurance       • Three weeks of vacation for newly hired employees       • Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option       • Tuition reimbursement program      • Student Loan Repayment Program       • Life insurance and disability coverage       • Optional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection      • Birth, adoption, parental leave benefits      • Ovia Health, fertility, and family planning       • Adoption Assistance                • Autism Benefit       • Employee Assistance Plan, including up to 10 free counseling sessions       • Healthy You Incentives, wellness rewards program      • Doctor on Demand, virtual doctor visits       • Bright Horizons, child and elder care services      • Teladoc Medical Experts, second opinion program     • And more!   Learn More & Apply Now!  Do you want to be a part of something bigger? A team whose impact stretches across the world, and even beyond? At Collins Aerospace, our Mission Systems team helps civilian, military and government customers complete their most complex missions — whatever and wherever they may be. Our customers depend on us for intelligent and secure communications, missionized systems for specialized aircraft and spacecraft and collaborative space solutions. By joining our team, you’ll have your own critical part to play in ensuring our customer succeeds today while anticipating their needs for tomorrow. Are you up for the challenge? Join our mission today.  *Please ensure the role type (defined be