> Markdown version of [/jobs/ext/3919136-principal-infrastructure-engineer](https://www.wearedevelopers.com/jobs/ext/3919136-principal-infrastructure-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Principal Infrastructure Engineer - **Company:** Insight Global - **Location:** Denver, CO, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Proxmox, Unix, Data Centers, Linux, Disaster Recovery, Fault Tolerance, Storage Area Network (SAN), Microsoft Office, Networking Basics, Red Hat Enterprise Linux, Server Virtualization, Systems Integration, Virtualization Technology, System Availability, Fibre Channel, Containerization, Kubernetes, Information Technology, Data Management, Docker, Vmware - **Published:** October 26, 2026 - **Apply:** https://www.denverjobsite.com/job.asp?id=3467216341&tx=JP10801LFU&pt=1&aff=0B19D771-A501-4A5E-8338-2A822B784D54&utm_source=Job%20Feed&utm_medium=textkernel&utm_campaign=DE&utm_term=0B19D771-A501-4A5E-8338-2A822B784D54 ## About the Role * Bachelor's degree in Information Technology, Computer Science, or an equivalent combination of education, training, and experience * 7+ years of experience as a Linux Systems Administrator, Linux Systems Engineer, or related infrastructure engineering role * Expertise with Linux and/or Unix operating systems * Strong understanding of networking fundamentals * Solid knowledge of Storage Area Networks (SANs) * Experience with virtualization and containerization technologies including: VMware, ProxMox, Docker, Kubernetes * Experience managing complex systems infrastructure projects * Working knowledge of Windows operating systems and Microsoft Office applications * Strong written and verbal communication skills * Ability to thrive in a fast-paced, dynamic environment * Ability to collaborate effectively across diverse technical teams -Strong independent problem-solving and decision-making skills ## Description A client of Insight Global is seeking a Principal Engineer, Linux & Virtualization Infrastructure to serve as a senior technical leader responsible for designing, implementing, and supporting enterprise infrastructure platforms across Linux, virtualization, storage, and networking environments. This is a hands-on individual contributor role focused on leading infrastructure projects, mentoring junior engineers, developing technical solutions, and supporting highly available production systems. The ideal candidate brings deep enterprise Linux expertise combined with strong virtualization, storage, and data center experience. This individual will partner with internal stakeholders to research solutions, develop plans and architecture diagrams, manage implementation efforts, and provide ongoing operational support for critical infrastructure initiatives. Core Responsibilities * Design and configure greenfield datacenter deployments while modernizing and retrofitting existing environments * Lead system integration efforts for new technologies and infrastructure solutions through research, design, implementation, configuration, and ongoing maintenance * Maintain and manage multiple virtualization clusters with ownership of current and future capacity planning * Monitor enterprise infrastructure platforms and drive actionable recovery and operational improvements * Co-manage Fibre Channel, VxLAN, and NAS environments with a continued focus on: Fault tolerance; High availability; Disaster recovery * Analyze user and application requirements to determine operating system, storage, memory, and CPU needs for both physical and virtual server environments * Lead the design, analysis, configuration, and implementation of enterprise storage architectures, including: * Application and end-user storage requirements: IO performance analysis; Storage layout strategy; Disaster recovery profiles * Collaborate closely with networking and security teams to deliver solutions for internal business units and external customers * Ensure all service platforms and applications are backed up according to established policies and procedures * Participate in future technology strategy discussions and provide recommendations based on industry research and engineering expertise