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Principal Platform Engineer – Linux Infrastructure & Modernization
Job in
Aurora, Arapahoe County, Colorado, 80012, USA
Listed on 2026-07-09
Listing for:
arcadia-talent-advisory
Full Time
position Listed on 2026-07-09
Job specializations:
-
IT/Tech
Cloud Computing: Infrastructure & Operations, Systems Engineer, Unix/Linux, IT Infrastructure
Job Description & How to Apply Below
Description
This role leads the design, operation, and modernization of secure Linux-based platforms supporting on-premise mission systems. The position balances deep infrastructure expertise with automation, containerization, and modernization initiatives while sustaining critical legacy environments.
Responsibilities- Engineer, maintain, and modernize Linux-based infrastructure platforms supporting on-prem mission systems
- Administer and optimize Linux server and operating system environments across development, test, and production
- Support and manage virtualized infrastructure using VMware technologies
- Design and execute platform provisioning, configuration, and lifecycle management processes
- Maintain and integrate COTS software stacks within secure enterprise environments
- Develop and maintain automation and scripting solutions using tools such as Python, Bash, or similar languages
- Implement and manage configuration management and orchestration tools (e.g., Ansible, Chef)
- Support containerized platforms using Docker, Kubernetes, and Rancher where applicable
- Contribute to platform hardening
, security compliance, and Dev Sec Ops -aligned practices - Participate in Agile delivery frameworks including Scrum and SAFe
- Strong hands-on experience with Linux server and OS administration in enterprise or mission environments
- Experience supporting VMware-based infrastructure
- Programming or scripting proficiency using Python, Bash, Java, or comparable languages
- Experience with platform provisioning
, configuration, and full lifecycle management - Familiarity managing commercial off-the-shelf (COTS) software stacks
- Working knowledge of Agile methodologies
, including Scrum and SAFe
- Experience with configuration management and automation tools such as Ansible or Chef
- Exposure to container orchestration and runtime platforms
, including Kubernetes, Docker, and Rancher - Familiarity with AWS or cloud-adjacent environments
- Experience with system hardening and security-focused platform engineering
- Active TS/SCI clearance with CI Poly
, required on day one - Security+ certification, or ability to obtain within 90 days of hire
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