Senior Principal Software Engineer - DevSecOps Embedded Communications - Active Secret (Onsite)

Date Posted: 2026-05-26 Country: United States of America Location: US-IA-CEDAR RAPIDS-137 ~ 855 35Th St NE ~ BLDG 137 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date. 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 on day 1 At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world. Collins Aerospace 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. Join a team that’s shaping the future of military communications! Collins Aerospace Resilient Connectivity Products (RCP) Engineering is seeking a Senior Principal DevSecOps Software Engineer to join a dedicated DevSecOps team that is building cutting-edge systems to keep military personnel safe, connected, and informed. Collaborate with industry experts on next-generation embedded software communication products, cryptography, and state-of-the-art computing architectures. At RCP, we tackle our defense customers’ toughest challenges by rapidly developing, integrating, and demonstrating software solutions that leverage cutting-edge innovations. Here, you’ll play a critical DevSecOps role in designing and developing CI/CD solutions while working alongside top-tier engineers and industry leaders. By harnessing advanced technologies, you’ll push the boundaries of what’s possible. Whether enhancing trusted systems or pioneering new innovations, your contributions will directly support mission-critical operations around the globe. Join Collins Aerospace and help us connect the battlespace of tomorrow! What You Will Do: Co-lead the advancement of DevSecOps roadmaps and initiatives. Spearhead cutting-edge DevSecOps tools and technologies. Champion DevSecOps best practices across the organization. Design and implement complex automation pipelines for embedded systems in air-gapped environments. Automate security testing and vulnerability scanning using static and dynamic application security tools (SAST/DAST). Develop complex containerized environments and applications. Design and manage Infrastructure as Code (IaC) to ensure consistent and scalable infrastructure. Build dashboards for observability and performance reporting. Collaborate with cross-functional product development teams to deliver innovative solutions. Qualifications You Must Have: Well-versed in DevSecOps principles, benefits, technologies, and best practices. Experience developing in air-gapped, on-premises environments. Skilled in Bash and Python. Seasoned experience with GitLab and GitLab Runners. Expertise with containerization tools such as Docker, Podman, or Kubernetes. Experience with configuration management tools like Ansible, Chef, or Puppet, and IaC tools like Terraform or similar tools. Seasoned experience in Linux environments. Experience with JFrog Artifactory or equivalent artifact management tools. Strong knowledge of IP networking and protocols. Active U.S. government-issued security clearance (must be transferable). Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 10 years prior relevant experience or an Advanced Degree in a related field and minimum 7 years of experience. Qualifications We Prefer: Hands-on experience with embedded product development. Strong Linux administration skills. Experience with Atlassian tool suite. Experience with observability and monitoring tools such as Grafana and Prometheus Experience with programming languages such as C, C++, or Rust and embedded environments. Demonstrated ability to lead, collaborate effectively, meet project milestones, and deliver high-quality results. 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! Relocation Eligibility Eligible for relocation 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 consider the following role type definitions as you apply for 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. Employee Referral Eligible 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 132,400 USD - 251,600 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.