Senior Software Engineer - Military Fixed Wing FMS (Onsite)

Company: RTX
Location: Cedar Rapids
Posted on: April 1, 2026

Job Description:

Date Posted: 2026-01-23 Country: United States of America Location: US-IA-CEDAR RAPIDS-182 ~ 1100 Cimmie Ave Ne ~ BLDG 182 Position Role Type: Onsite 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 Collins Aerospace is seeking qualified candidates for an experienced software engineer to join our development team for Flight Management Application content for Fixed Wing aircraft within our Military Avionics Flight Management Applications department, located in Cedar Rapids, Iowa. The engineer that fills this role will initially work primarily on our E-2D platform. Product Summary: CAAS/Flight 2 Flight Management Solutions - Our signature products for Military Avionics and Helicopters as part of the Collins Integrated Avionics Systems, fielded on thousands of aircraft today, at this moment. Specific capabilities include FMS (Flight Management Systems), Performance Application, System Manager, Comm, Flight Director, and Flight Controls. Please see the following links for more details: https://www.collinsaerospace.com/what-we-do/industries/helicopters/rotary-wing/common-avionics-architecture-system https://www.collinsaerospace.com/what-we-do/industries/military-and-defense/avionics/integrated-cockpit-solutions/flight2 What You Will Do: You will develop software for our fixed winged platforms as a member of the Flight Management Applications engineering team. You will implement and verify updates to the Flight Management software for E-2D avionics. You will communicate plans and status on your assigned stories to your agile team members, internal stakeholders, and external customers. You will coordinate with the platform engineering team and other software domain teams to identify and track dependencies for shared features. You will champion knowledge sharing, elevating department expertise through both formal training and informal mentoring. What You Will Learn: You will deepen your expertise in cutting-edge avionic systems, positioning you as a subject matter expert in military software applications. You will expand your impact on the field of avionics, contributing to software solutions that increase the operational capabilities of aircraft worldwide. 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. Experience in the design and development of deliverable software, ideally within a production or consumer-facing environment. Familiarity with avionics data buses and protocols, including Arinc-429, Arinc-661, and MIL-STD-1553. Experience with embedded real-time software development. Qualifications We Prefer: Experience with DO-178 or similar certification-based development processes. Familiarity with Python scripting. Experience in developing avionics displays and/or Flight Management Systems (FMS). AGILE development methodology experience. Ada or C/C++ Experience Experience with different levels of software testing, from unit-level through system integration. Strong foundation in communication skills and team collaboration. What We Offer: Benefits: Some of our competitive benefits package includes: 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! This position may be eligible for relocation. Avionics delivers advanced cockpit displays, vision systems, and comprehensive digital solutions for global government, commercial and business aviation customers. We provide connectivity and managed data services to ensure safety and seamless communication for passengers, crews, and militaries, from aircraft and airports to air traffic management. Join us in creating solutions that connect the world, one flight at a time. Start your application today. Onsite : This includes all production and maintenance employees, as they are essential to the development of our products. At Collins, the paths we pave together lead to limitless possibility. And the bonds we form – with our customers and with each other propel us all higher, again and again. Apply now and be part of the team that’s redefining aerospace, every day. As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote. The salary range for this role is 86,800 USD - 165,200 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 or not 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 or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, 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 anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window. 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. Privacy Policy and Terms: Click on this link to read the Policy and Terms

Keywords: RTX, Davenport , Senior Software Engineer - Military Fixed Wing FMS (Onsite), Engineering , Cedar Rapids, Iowa