Senior Requirements Systems Engineer - Air Traffic Systems (Onsite)

Location: US-CA-FULLERTON-676 ~ 1801 Hughes Dr ~ BLDG 676 Date Posted: 2026-04-28 Country: United States of America Position Role Type: Hybrid U.S. Citizen, U.S. Person, or Immigration Status Requirements: U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract. Security Clearance Type: None/Not Required Security Clearance Status: Not Required Our Air Traffic Systems (ATS), Systems Engineering Department has an immediate opportunity for an experienced Systems Engineer to join our ATS Air Traffic Control (ATC) team in Fullerton, CA, Omaha, NE or Marlborough, MA. Principal Systems Engineers provide technical direction and clarification of requirements to software development teams & test personnel, perform system engineering analyses including trade studies, requirements definition and derivation, interface definition, and requirement verification and validation. As part of the ATS team, you'll be instrumental in supporting the next generation of Air Traffic Control by supporting the replacement of the Federal Aviation System’s (FAA) aging legacy systems. This position requires occasional domestic travel. What You Will Do Perform the system requirement assessments and interface requirements Perform networking and integration activities to support development, maintenance, and deployment of the system Manage and/or generate systems engineering related documentation of legacy and newly developed products (design memos, specifications, diagrams, Interface Control Documents, test requirements/plans, optimization procedures) in support of projects. Qualifications You Must Have 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 U.S. Citizen - U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract. Proficiency using IBM Rational DOORS/DNG Proficient with Digital Engineering Tools (DOORS/DNG, Cameo, Microsoft Office Suite, Jira, Confluence) Experience with system and sub-system level requirements and verification documentation methods Experience in Systems Engineering Requirements Activities: requirement derivation, interface allocations, systems integration, requirement sell off, requirements analysis, procedure development, test development, test execution and evaluation of results Familiar with generating and maintaining technical documentation, such as specifications, Interface Control Documents (ICDs), Test Requirement Documents (TRDs), and Verification Cross Reference Matrices Familiar with Engineering Lifecycle Optimization (ELO) - Publishing Use/develop scripts to automate the upload and download of documentation to and from Dynamic Object-Oriented Requirements System (DOORS) in a variety of formats Maintain DOORS database Qualifications We Prefer Experience in Model Based Systems Engineering (MBSE) Experience with Agile Development Processes Experience with AI/Machine Learning, Modeling and Simulation Applications, Agile/Scrum, and Atlassian Jira/Confluence What We Offer Flexible work weeks: 9/80A, 5/40; Flexible work Hours: Core hours, Modified time Medical, dental, and vision insurance Three weeks of PTO 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! Salary range: 95,500 USD – 181,700 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills. Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether the position is covered by a collective-bargaining agreement. Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether the position is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon various factors including individual performance, business unit performance, and/or the company’s performance. This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply. RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act. #J-18808-Ljbffr Collins Aerospace