Senior. Platform Engineer (Onsite)

Location: US-TX-RICHARDSON-C27 ~ 1727 Cityline Dr ~ CITYLINE C27 Date Posted: 2026-04-07 Country: United States of America Position Role Type: Onsite Security Clearance Requirements: Active and transferable TS/SCI with Polygraph security clearance is required prior to start date. U.S. citizenship is required. Clearance must be active on day 1.

Job Overview 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 and leading the implementation and advancement of DevOps practices. Responsibilities Serve as Senior Platform Engineer for the team, creating and co‑designing feature designs, and ensuring alignment with program objectives and delivery commitments.

Work with the Scrum Master to execute Agile development, delivering high‑quality, cloud‑enabled capabilities on schedule. Support delivery and sell‑off of completed work to customers, ensuring technical acceptance and stakeholder satisfaction. 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. Core Qualifications BS/BA Degree in Science, Technology, Engineering, Mathematics (STEM) in Computer Science, Computer Engineering, Information Technology, or Physics and a minimum of 5 years of related work experience. Hands‑on 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. DoD 8570 IAT Level II compliance (e.g., Security+ CE or equivalent). Active and current TS/SCI with CI Poly security clearance is required – Day 1.

U.S. citizenship is required. Preferred Qualifications Strong working knowledge of 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.

Familiarity with 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. Experience integrating CI/CD pipelines and toolchains to support application teams. Experience integrating and supporting COTS and FOSS products in secure or regulated environments.

Experience in the installation, configuration, and maintenance of RedHat Linux operating systems. Working knowledge of CI/CD concepts and toolchains (e.g., Jira, Confluence, Jenkins, GitLab, Artifactory, Helm) from a user and integrator perspective. Benefits Salary Range: $86,800 - $165,200 USD.

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 long‑term incentive compensation programs depending on level and collective‑bargaining agreement. Benefits and pay structure consistent with U.S. based positions.

EEO Statement 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. #J-18808-Ljbffr