Principal Software Engineer (Onsite)

Date Posted:

2026-04-23

Country:

United States of America Location:

US-IL-ROCKFORD-P6

~ 4747 Harrison Ave ~ 4747 HARRISON AVE-P6

Position Role Type:

Onsite U.S. Citizen, U.S.

Person, or Immigration Status Requirements:

This job requires a U.S. Person. A U.S. Person is a lawful permanent resident as defined in 8 U.S.C. 1101(a)(20) or who is a protected individual as defined by 8 U.S.C. 1324b(a)(3). U.S. citizens, U.S. nationals, U.S. permanent residents, or individuals granted refugee or asylee status in the U.S. are considered U.S. persons. For a complete definition of "U.S. Person" go here: https://www.ecfr.gov/current/title-22/chapter-I/subchapter-M/part-120/subpart-C/section-120.62

Security Clearance Type:

None/Not Required Security Clearance Status:

Not Required Collins Aerospace in Rockford, Illinois, has an exciting opportunity for a Principal Software Engineer. We are seeking a passionate professional to take on a high level of responsibility within a fast-paced, dynamic environment. This role supports the Electric Power Systems Power Distribution product group. We are looking for an individual with the capability to lead systems and software teams, including both local and remote members, to develop optimal architectures that balance technical performance and lifecycle cost value. The candidate will oversee and manage the execution of full lifecycle systems and software development for third-generation military secondary power distribution products, as well as the software verification scope for a fourth-generation military secondary power distribution product. What You Will Do Leading work in a team environment, sometimes including remote team members, engaging in full life-cycle development (plan, design, verify, certify/qualify) of electric power distribution systems, typically done in C. Certifying to aerospace standards (ARP4754 and

DO178B/C

are typical, Design Assurance Levels A to C) Working with project engineers (CIPTs) to create and maintain schedules and budgets for the assigned scope of work on the given projects Delegation of Systems, Software Development, and Software Verification work activities to individual team members to be completed within the given projects' schedules and budgets Collaboration with both internal and external teams to seamlessly integrate distribution product designs into chapter 24 aircraft electrical systems Mentoring junior team members in both product and process knowledge Close coordination with the functional manager to exchange performance feedback on the team members and help grow their skills and careers Aid in collaboration with offshore teams at GETC India and GETC Puerto Rico for Software activities Qualifications You Must Have Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 8 years prior relevant experience or an Advanced Degree in a related field and minimum 5 years of experience Qualifications We Prefer Candidate must be able to lead a cross-functional support team and communicate clearly in various review boards, both internally and externally. Respect for and compatibility with a structured development process, including well-documented requirements, designs, and test procedures. Ability to work well both independently and within an integrated product development team environment.

Broad life-cycle experience:

from requirements analysis through system integration, including integration lab verification. Knowledge of aircraft certification requirements related to system safety and reliability (ARP4754, ARP4761, FAR/JAR) and aircraft electrical system architecture. Familiarity with software certification standards (DO-178B/C). Familiarity with DOORS software for requirements management. Familiarity with RTCA, FAA, ARINC, MIL, and ISO specifications. Electrical sub-systems development (e.g., Chapter 24, aircraft utilities, power distribution units, actuation systems). Knowledge of Synergy CR, CM, and Polarion for change and configuration management. Ability to develop and provide estimates for engineering tasks. Experience coordinating and leading a technical team. Ability to collaborate with Systems and Software Discipline Chiefs on process improvement activities. 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!

Learn More & Apply Now! We make modern flight possible for millions of travelers and our military every second. Our major product lines are on-board virtually every aircraft flying. Be it keeping passengers safe with our emergency power generation systems or creating a positive in flight experience through reliable cabin pressure controls and quieter engines, Power & Controls focuses on delivering a best-in-class experience to our customers. We hire the top people in the industry. Their ideas drive our performance, and their integrity keeps our customers happy. Join us as we take flight!

• Please ensure the role type (defined below) is appropriate for your needs before applying to this role.

Onsite:

Employees who are working in Onsite roles will work primarily 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 107,500 USD - 204,500 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 RTX is an aerospace and defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry-leading businesses - Collins Aerospace, Pratt & Whitney, and Raytheon. Its 195,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity. The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, Virginia.