Senior Platform Engineer

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.).

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Original Posting:

October 26, 2026

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.