Platform Engineer

Date Posted: 2026-06-16 Country: United States of America Location: US-AZ-TUCSON-805 ~ 1151 E Hermans Rd ~ BLDG 805 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: Secret - Current 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. Raytheon brings the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense. The Digital Technology (DT) organization at Raytheon empowers teammates across the globe to communicate, collaborate, and innovate for customer success. By delivering cutting-edge technology solutions, DT prevents security threats, protects system integrity, and supports Raytheon’s expansive global IT infrastructure. The Senior Principal System Administrator (Manager, Information Workplace Services) plays a pivotal role in advancing fast-paced, classified programs by developing, implementing, and maintaining secure, cost-efficient environments. This position requires collaboration with diverse teams to define computing requirements and deliver comprehensive solutions to complex IT infrastructure challenges. What You Will Do: System Administration and Operations: Provide system administration support in a heterogeneous environment, primarily comprising Microsoft Windows and RedHat Enterprise Linux (RHEL), leveraging Linux fundamentals, including scripting (Bash), patching, and security hardening. Troubleshooting and Collaboration: Utilize advanced troubleshooting techniques to resolve technical issues of moderate to high complexity, including hardware and operating system integration. Collaborate with dynamic teams in fast-paced technological environments. Cybersecurity and Compliance: Partner with Cybersecurity professionals to maintain compliance with security requirements. Documentation and Training: Develop, document, and deliver training on advanced IT processes and procedures. 24/7 Operational Support: Support systems operating 24/7, with occasional work beyond standard hours and up to 10% travel to other U.S. RMD sites or local MA/NH locations as needed. Qualifications You Must Have: Typically requires a University degree or equivalent experience and a minimum of 8 years of prior relevant experience or an Advanced Degree in a related field and a minimum of 5 years experience. Active and transferable U.S. government issued Secret security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance. Experience with container and orchestration technologies, such as Rancher RKE2, OpenShift Container Platform, VMware Tanzu, or other Kubernetes platforms. Experience with automation tools, such as CI/CD pipelines with GitLab, Jenkins, or similar platforms, as well as scripting tools like Terraform, Ansible, Helm, Python, Golang, and Bash. Qualifications We Prefer: Cloud and Kubernetes Expertise: Experience designing and operating scalable, secure, high-performing systems, platforms, and Kubernetes clusters. Familiarity with Kubernetes components, including service mesh, service discovery, package management, observability/monitoring, runtimes, and security. GitOps and DevOps: Hands-on experience with GitOps practices and Kubernetes cluster management tools, such as ArgoCD, Packer, Helm, HAProxy and Kustomize. Linux and Windows Administration: Experience with Linux OS maintenance (e.g., RedHat kickstart, patching with satellite servers, RPM packages, performance tuning, networking, user management, and security hardening) as well as Windows OS administration (Active Directory, Group Policy, DNS, LDAP). Virtualization and Storage: Experience with VMware technologies, including vSphere, VDI, and ESXi, and expertise in NAS/SAN administration and enterprise backup solutions for storage and data protection. Compliance and Security: Experience with compliance and security tools, such as Splunk, Nessus, SCAP, STIG, Ivanti, Grype, OpenSCAP, Syft, etc. Development Tools and Frameworks: Experience with developer tools, including Git, Artifactory, Bitbucket, CI/CD tools, Jira, Atlassian, Azure DevOps. Agile Methodologies: Knowledge of Agile practices, including SAFe, Scrum, and Kanban. Experience with tools such as Prometheus, Thanos, Grafana, ELK, etc. What We Offer: Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Trust, Respect, Accountability, Collaboration, and Innovation. Learn More & Apply Now! 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.