Senior. Platform Engineer (OnSite)

Date Posted: 2026-06-04 Country: United States of America Location: US-TX-RICHARDSON-C27 ~ 1727 Cityline Dr ~ CITYLINE C27 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: TS/SCI with Polygraph 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 freedom and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense. At Raytheon, the foundation of everything we do is rooted in our values and a higher calling – to help our nation and allies defend freedoms and deter aggression.  We bring 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.  Our team solves tough, meaningful problems that create a safer, more secure world "We have an exciting opportunity for a Senior. Platform Engineer to support one of our premier programs. In this role, you will collaborate with a cross-disciplinary team of platform engineers and systems administrators, driving innovation in ground systems solutions.". In this critical role, you will lead the implementation and advancement of DevOps practices, ensuring the seamless integration of cutting-edge tools, cloud technologies, and processes within our program. You will collaborate with a cross-disciplinary team to drive innovation and efficiency in our development, security, and operations functions. Note This position will be filled onsite at an RTX Facility in Richardson TX. What You Will Do Serve as Senior. Platform Engineer for the team, creating capability and feature designs, and ensuring alignment with program objectives and delivery commitments Work with the Scrum Master to execute Agile development, to deliver high-quality, cloud-enabled capabilities on schedule Support delivery and selloff of completed work to customers, ensuring technical acceptance and stakeholder satisfaction Support and maintain a technical roadmap that keeps the platform aligned with modern DevOps practices, cloud-native architecture, and relevant COTS solutions Evaluate emerging technologies, cloud services, and industry trends to continuously improve platform capabilities, security posture, and team effectiveness Qualifications You Must Have Typically requires BS/BA Degree in Science, Technology Engineering Math (STEM) in Computer Science, Computer Engineering, Information Technology or Physics and a minimum 5 years of related work experience Experience in the installation, configuration, and maintenance of RedHat Linux operating systems Experience designing, implementing, and integrating cloud infrastructure solutions, preferably with AWS Experience with infrastructure automation and configuration management tools such as Terraform, Ansible, and/or Chef Active and Current TS/SCI CI Poly Security Clearance is required day 1. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance Qualifications We Prefer Strong working knowledge in infrastructure of servers, networking, storage, and virtualization technologies in enterprise or mission environments Advanced experience troubleshooting performance, reliability, and availability issues across Linux-based platforms and infrastructure services Working knowledge of scripting languages such as Python and/or Bash used for automation and operational workflows Experience designing and delivering solutions within a DevOps framework, including security integration throughout the software lifecycle Strong AWS experience, including architecture, deployment, and security of services such as EC2, EKS, S3, CloudWatch, IAM, and VPC, with an emphasis on scalability and cost optimization Container and platform engineering experience using Kubernetes and container runtimes such as Docker or Podman Working knowledge of integrating CI/CD pipelines and toolchains to support application teams Experience integrating and supporting COTS and FOSS products in secure or regulated environments DoD 8570 IAT Level II compliance (e.g., Security+ CE or equivalent) Working knowledge of CI/CD concepts and toolchains (e.g., Jira, Confluence, Jenkins, GitLab, Artifactory, Helm) from a user and integrator perspective What We Offer Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation Relocation Eligibility Learn More & Apply Now! Please consider the following role type definition as you apply for this role Onsite Employees who are working in Onsite roles will work onsite. This includes all production and maintenance employees, as they are essential to the development of our products This position requires security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found