Linux Systems Engineer

Linux Systems Administrator (Enterprise Infrastructure)

* Location:

* Boulder, CO (Hybrid/Onsite - details available upon request)

* Contract Details:
* 6 month(s)

Our client is a well-established research and technology-driven organization that supports a large-scale enterprise environment consisting of Linux, virtualization, cloud, storage, networking, and authentication services. The organization is focused on maintaining highly available infrastructure while investing in modernization, automation, and security initiatives.

We are seeking an experienced Linux Systems Administrator to support and evolve critical enterprise infrastructure services. This individual will play a key role in ensuring the stability, security, and modernization of Linux-based infrastructure while supporting core services including DNS, DHCP, authentication systems, virtualization platforms, storage environments, and enterprise server operations.

This position is focused on enterprise-scale administration and operational excellence. The ideal candidate will possess strong Linux expertise, infrastructure administration experience, automation skills, and the ability to collaborate effectively across multiple technology teams.

• * Administer, maintain, and support enterprise Linux environments, including Alma Linux, RHEL, and related distributions.
• * Manage core infrastructure services including DNS, DHCP, authentication services, SMTP/mail relays, and related enterprise technologies.
• * Support VMware virtualization environments and enterprise storage platforms.
• * Install, configure, maintain, troubleshoot, tune, and optimize Linux servers and infrastructure services.
• * Support authentication and identity-related technologies and participate in modernization initiatives.
• * Develop and maintain automation and operational scripts utilizing Python, Bash/Shell Scripting, and Perl.
• * Troubleshoot complex infrastructure, server, networking, storage, and authentication issues.
• * Participate in strategic planning efforts related to infrastructure modernization and future-state architecture.
• * Collaborate with Networking, Cybersecurity, Cloud, Identity Management, AI, and Web Operations teams on enterprise projects.
• * Support highly available enterprise systems and ensure service reliability.
• * Manage workflow and support requests through established IT service management practices.
• * Develop and maintain technical standards, procedures, system documentation, and operational runbooks.
• * Provide knowledge transfer and documentation deliverables to ensure long-term supportability.
• * Participate in Agile teams and infrastructure initiatives.
• * Evaluate emerging technologies and recommend solutions that improve efficiency, reliability, and security.
• * Support vendor relationships and assist with infrastructure acquisition, implementation, and lifecycle management.

• * Expert-level Linux Administration
• * Red Hat Enterprise Linux (RHEL)
• * Alma Linux/CentOS
• * VMware Virtualization
• * DNS Administration
• * DHCP Administration
• * Enterprise Authentication Services
• * Python Scripting
• * Bash/Shell Scripting
• * Perl Scripting
• * Linux Performance Tuning & Troubleshooting
• * Enterprise Storage Administration
• * Networking Fundamentals (DNS, VLANs, Routing, Enterprise Integrations)

• * RADIUS administration and migration experience
• * LDAP administration
• * Identity & Access Management (IAM)
• * Net App storage administration
• * SMTP and mail relay administration
• * Google Workspace administration and integrations
• * OpenBSD or FreeBSD administration
• * Windows Server administration
• * Enterprise backup and disaster recovery solutions
• * Infrastructure modernization and legacy system retirement projects

• * Strong written and verbal communication skills.
• * Ability to collaborate effectively with cross-functional technical teams.
• * Experience supporting heterogeneous enterprise environments.
• * Ability to operate independently while aligning with organizational standards and priorities.
• * Strong documentation and knowledge-transfer skills.

• * Environment consists of Linux, OpenBSD, FreeBSD, Windows Server, virtualization platforms, cloud services, storage infrastructure, and enterprise authentication systems.
• * Supports mission-critical enterprise and research-focused operations.
• * Expert-level role requiring strong technical depth and enterprise infrastructure experience.

• * Opportunity to work in a complex enterprise infrastructure environment.
• * Exposure to modernization initiatives involving cloud, automation, identity management, cybersecurity, and AI platforms.
• * High-impact role supporting critical systems and services.
• * Collaborative culture with opportunities to contribute to strategic technology initiatives.

This is a Contract position based out of Boulder, CO.

The pay range for this position is $55.00 - $65.00/hr.

Eligibility requirements apply to some benefits and may depend on your job classification…