Systems Administrator II

riot-platforms-careers; Austin (TX); On-site; USD 85,000 - 120,000; Full time

Benefits offered by this job

401(k) Retirement Plan

Company health coverage

Gym memberships

Pet insurance

Childcare discounts

Job summary

Riot Platforms is seeking a Systems Administrator to support and maintain our internal IT infrastructure across multiple locations, including a Denver-based subsidiary, ESS Metron, with a focus on a manufacturing/engineering environment. The role is based in our Austin, TX office and requires independent ownership of the infrastructure.

You will manage Windows and Linux servers, Active Directory, Entra ID, and Microsoft 365 services, while overseeing virtualization platforms such as Proxmox,

Qualifications

• Bachelor’s degree in IT or related field.
• 3–5 years in systems administration / infrastructure support.
• Strong Windows Server admin experience incl. AD, GPO, hybrid on-prem + Entra ID/ Microsoft 365.
• Strong Proxmox and Ubuntu experience.
• Experience with Microsoft 365 services including SharePoint Online.
• Experience with virtualization platforms (VMware, Nutanix, Proxmox).
• Networking fundamentals (TCP/IP, VLANs, DNS, routing).
• Experience with monitoring, backups, performance analysis, troubleshooting.
• Ability to work independently with minimal supervision.
• PowerShell scripting experience preferred.

Responsibilities

• Own monitoring, maintenance, and health of server infra across sites.
• Administer Windows and Linux (Ubuntu) systems.
• Manage AD, Entra ID, and Microsoft 365 identities.
• Manage virtualization platforms and resource optimization.
• Oversee patching, security, and vulnerability remediation.
• Maintain DNS, DHCP, file services, backups, SharePoint Online.
• Respond to alerts and implement changes per change management.
• Document SOPs and enforce security best practices.
• Lead infrastructure projects and mentor staff.
• Coordinate with vendors in a manufacturing/engineering environment.

Skills

System administration

Infrastructure support

Independent worker

Education

Bachelor’s degree in Information Technology

Tools

Proxmox

Nutanix

VMware

Hyper-V

Ubuntu

Microsoft 365

SharePoint Online

Active Directory

Job description

About Riot Platforms

Riot’s (NASDAQ: RIOT) vision is to be the world’s most trusted platform for powering and buildingdigital infrastructure.Riot’s mission is to empower the future of digital infrastructure by positivelyimpactingthe sectors, networks, and communities that we touch. We believe that the combination of an innovative spirit and strong community partnership allows us to achieve best-in-class execution and create successful outcomes.

Who we are

At Riot,we’rebuilding the future of digital infrastructure. Our team members have unparalleled opportunities to work on groundbreaking initiatives. Through technical excellence and strategic execution, Riot has positioned itself as a leader in the industry driving advancements that continue to set new benchmarks in digital infrastructure.

Weare trailblazers. Problem solvers. People who thrive in fast pacedenvironments,communicate clearly, and bring relentless focus to efficiency and execution.

About The Role

Riot is expanding our footprint into hyperscale data centers for AI and HPC clients, and we’re looking for a Systems Administrator to help shape the future of digital infrastructure. As our Systems Administrator, you’ll support and maintain Riot’s internal infrastructure across multiple locations. This role is responsible for the day-to-day operation, stability, and performance of core IT systems, including servers, virtualization platforms, and Microsoft cloud services.

This is a hands-on, operational role for someone who can work independently, take ownership, and be trusted to manage the environment in the absence of direct oversight. The ideal candidate is technically strong, detail-oriented, and capable of maintaining a stable, secure, and high-performing infrastructure in a fast-paced environment.

In addition to core IT responsibilities, this role supports the technology needs of a fabrication and engineering-focused manufacturing environment of our Denver based subsidiary, ESS Metron. This includes working closely with mechanical and electrical engineering teams, plant operations, and external vendors to ensure reliable and efficient system performance across the organization.

This position will be based in our Austin office in Texas.

What you’ll do

• Own the monitoring, maintenance, and overall health of physical and virtual server infrastructure across multiple sites, including proactive system health checks and issue resolution.
• Administer and support Windows and Linux (Ubuntu) operating systems.
• Administer and support Active Directory, Group Policy, Entra ID, and Microsoft 365 identity access management.
• Manage virtualization platforms (Proxmox, Nutanix, Hyper-V, and VMware), including provisioning, lifecycle management, and resource optimization.
• Oversee patch management process and ensure compliance of vulnerability remediation.
• Oversee core infrastructure services such as DNS, DHCP, file services, backups, and Microsoft 365 collaboration tools (e.g., SharePoint Online).
• Monitor system performance, respond to alerts, and implement infrastructure changes in response, following established change management processes.
• Maintain accurate documentation, SOPs, and enforce security best practices, including patch compliance, access control, and system hardening.
• Participate in infrastructure projects such as upgrades, migrations, and new deployments.
• Act as the primary escalation point for Level 2 support, resolving complex issues while mentoring staff and promoting best practices.
• Coordinate with third-party vendors and support IT operations within a manufacturing and engineering environment to ensure system reliability and business continuity.
• Operate with a high degree of ownership and autonomy, proactively maintaining a stable, secure, and high-performing environment while making sound technical decisions.

What you’ll bring

• Bachelor’s degree in Information Technology, Computer Science, or related field (or equivalent enterprise IT experience).
• 3–5 years of experience in systems administration / infrastructure support.
• Strong experience with Windows Server administration, including Active Directory, Group Policy, and hybrid environments (on-prem AD + Entra ID / Microsoft 365).
• Strong experience with Proxmox and ubuntu.
• Experience administering Microsoft 365 services (including SharePoint Online).
• Experience with virtualization platforms (VMware, Nutanix and Proxmox).
• Solid understanding of networking fundamentals (TCP/IP, VLANs, DNS, routing).
• Experience with system monitoring, backups, performance analysis, and infrastructure troubleshooting.
• Ability to work independently, prioritize effectively, and operate with minimal supervision.
• PowerShell scripting experience preferred.

Preferred Certifications (Highly Desired)

• Microsoft Certified: Azure Administrator Associate (AZ-104) or Azure Fundamentals (AZ-900).
• Nutanix Certified Professional (NCP) and/or VMware Certified Professional (VCP).

Benefits & Compensation

• Competitive Salary: (commensurate with experience) + bonus + sign-on equity grant.
• Long-Term Growth: Eligible to participate in Riot’s equity incentive programs and share in the success you help build.
• 401(k) Retirement Plan: Incudes a generous company match.
• Comprehensive Health Coverage: Multiple medical plan options, including 100% company-paid plans.
• Wellness & Lifestyle Perks: Enjoy free gym memberships, pet insurance, childcare discounts, and more to support your life both in and out of work.

Riot is an equal opportunity employer. We are committed to creating an inclusive environment for all employees.