Senior Platform Engineer Location: Remote Clearance: Secret with ability to obtain TS/SCI The Decision Advantage Business Area within Defense at Leidos is looking for a Secret cleared Senior Platform Engineer. This is an exciting opportunity to bring your experience to support all-domain large-scale weapon systems, Information Technology Systems, and Command and Control Systems to realize the Department of Defense Joint All-Domain Command and Control (JADC2). In this role you will support the Advanced Battle Management System (ABMS) Digital Infrastructure (DI) Processing Node (PN) team to design and implement solutions that can be delivered at speed, scale, and with the necessary security to deliver operational advantages to the joint warfighter. ABMS is a top modernization priority for the Department of the Air Force and will be the backbone of a network-centric approach to battle management in partnership with all the services across JADC2. This position will work closely with Program Managers, domain engineers, and Government counterparts across Government and Industry partners. Primary Responsibilities: Design, Implements, and troubleshoots DIPN deployment automations. Integrates a variety of familiar and unfamiliar technologies into orchestrated solutions. Analyzes gaps in technology solutions and designs paths to close them. Follows directions provided by team leaders in implementation and scope. Develops and follows installation, integration, and test procedures. Automates manual procedures. Documents procedures in clear and unambiguous manner. Demonstrates work to a variety of audiences. Participates in and contributes to the team's Agile ceremonies, including daily scrum, Sprint and Program Increment planning, and retrospective meetings. Helps teammates to achieve success in their tasking. Basic Qualifications: BS degree and 8 – 12 years of prior relevant experience or Masters with 6 – 10 years of prior relevant experience. Additional years of relevant experience will be accepted in lieu of degree. US citizenship and an active Secret security clearance, with ability to obtain and maintain TS/SCI clearance. 10+ years of hands-on experience establishing and growing DevSecOps frameworks, specifically utilizing Rancher, ArgoCD and FluxCD for GitOps on a scale. Deep understanding of Helm for package management and maintaining large-scale, containerized PaaS environments such as RKE2. Proficient in modular infrastructure automation with Terraform and Terragrunt, including state management and CI/CD pipeline integration. Professional experience deploying and managing HashiCorp Enterprise solutions in high-compliance or production-grade environments. Strong background in automating system management tasks to enforce "desired state" and eliminate configuration drift by developing custom scripts and playbooks using Ansible, Bash or python. Automating integration of systems using container technologies (Docker, Podman, Docker Compose/Podman Compose) under version control (e.g., Git) while utilizing IaC tools and frameworks for automation of server and OS deployments (PXE boot, DHCP, Kickstart). Linux systems administration and security as well as utilizing virtualization technologies (VMWare, KVM) and 3rd party software such as Nginx, Vault, CoreDNS, dnsmasq, Artifactory etc. Basic understanding of computer networks and related hardware, DNS, etc. and Linux host-based network management. (configuring network interfaces, firewalls, etc.). DABAOPP1 If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. Original Posting: October 26, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $107,900.00 - $195,050.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $17.2 billion for the fiscal year ended January 2, 2026. For more information, visit www.Leidos.com. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available here. Securing Your Data Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a Leidos.com email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to [email protected]. Commitment and Diversity All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

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