C5I Principal Platform Engineer

Date Posted: 2026-05-14 | Country: United States of America | Location: Tewksbury, Massachusetts | Position Role Type: Onsite | Security Clearance: Secret, requires U.S. citizenship What You Will Do Own the platform architecture and define modernization strategies for C5I mission systems, including automation, container orchestration and secure platform design. Lead the development of resilient, scalable, and secure platform environments using Linux, Kubernetes, Docker, Terraform, Ansible, Artifactory, and related technologies. Influence program-level decisions involving hardware/software trade-offs, COTS selection, platform reuse, and requirements synthesis. Architect end-to-end DevSecOps workflows to support high-frequency, high-quality deployments across MDS programs. Oversee CI/CD pipelines (Jenkins, GitLab CI/CD) to ensure secure, automated build, test, and release processes at scale. Drive initiatives that raise DevSecOps maturity, expand Infrastructure-as-Code adoption, and increase automation coverage. Lead cross-program integration efforts spanning Software, Systems Engineering, Cybersecurity, Platform and Integration & Test teams. Conduct advanced debugging and performance optimization across distributed and containerized environments. Establish platform engineering standards and best practices across multiple MDS and C5I product lines. Represent the platform engineering discipline in major design reviews, customer meetings and technical boards. Mentor and guide Platform Engineers, providing technical direction and fostering a culture of learning and collaboration. Provide leadership in Agile Scrum/Kanban environments, supporting planning, estimation and technical execution. What You Will Learn Advanced real-time radar and C2 system behavior, multi-sensor data processing and secure distributed system design. How to lead DevSecOps transformation efforts across classified environments. Strategies for scaling platform engineering capabilities across multiple mission programs. Must Have Qualifications Bachelor’s in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of 8 years of prior relevant experience unless prohibited by local laws/regulations. Expert-level experience in Linux platform engineering and administration. Experience with Docker, Kubernetes, Terraform, Ansible and virtualization tools such as VMware/KVM. Experience with scripting and automation tools such as Python, Bash, and PowerShell. Experience with CI/CD systems (Jenkins, GitLab CI/CD) and secure build/deployment architectures. Experience architecting or leading mission-critical platform or DevSecOps environments for distributed or real-time systems. Technical leadership experience, including task delegation, decision-making, and cross-team collaboration. Ability to obtain U.S. government issued Secret security clearance is required after start date. U.S. citizenship required, as only U.S. citizens are eligible for a security clearance. Preferred Qualifications Deep understanding of radar, C2, or large-scale real-time defense systems. Hands‑on experience applying DevSecOps tools (Docker, Ansible Tower, Artifactory, GitHub/Bitbucket) in secure or classified environments. Expertise in high-availability systems, distributed architectures, or high-performance computing environments. Experience influencing architecture across multiple programs simultaneously. Strong communication and customer-facing skills, with the ability to lead technical discussions and solution development. Familiarity with Agile management tools such as JIRA and Confluence. Benefits and Compensation Salary range: $107,500 USD – $204,500 USD (good faith estimate). Eligible for benefits such as medical, dental, vision, life insurance, short-term and long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, parental leave, paid time off, and holidays. Eligible for annual short-term and/or long-term incentive compensation programs based on level and collective-bargaining agreements. Relocation eligibility applies as needed. Equal Opportunity Employer 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, veteran status, or any other applicable state or federal protected class. RTX provides affirmative action for qualified individuals with a disability and protected veterans in compliance with Section503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act. #J-18808-Ljbffr