Systems Administrator 2

About Riot Platforms

Riot’s (NASDAQ: RIOT) vision is to be the world’s most trusted platform for powering and building digital infrastructure. Riot’s mission is to empower the future of digital infrastructure by positively impacting the 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’re building 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. 

We are trailblazers. Problem solvers. People who thrive in fast paced environments, communicate clearly, and bring relentless focus to efficiency and execution.

About The Role

Riot is expanding into hyperscale data centers for AI and HPC clients, and the internal systems that run our sites need to scale with it. As a Systems Administrator II, you’ll operate and improve Riot’s server, virtualization, and Linux infrastructure across multiple sites.

You’ll own the Ubuntu Server fleet and Proxmox virtualization platform end to end, combining hands-on Linux and hypervisor administration with DevOps practices such as infrastructure as code, configuration management, and observability across on-premises and cloud environments.

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

What you'll do

• Build, harden, and maintain Ubuntu Server LTS hosts, including networking, storage, services, logging, and LTS upgrades with tested rollback paths. 
• Administer Proxmox VE clusters, including storage, networking, role-based access control, API tokens, and firewall rules. 
• Standardize VM provisioning with cloud-init templates and protect workloads through Proxmox Backup Server jobs, retention, verification, and regular restore tests. 
• Support Nutanix and VMware workloads through their remaining lifecycle and migrations. 
• Automate provisioning, configuration, and scaling of compute, storage, and network resources across cloud and on-premises environments. 
• Keep systems healthy by maintaining monitoring, alerting, and logging, tracking capacity, and resolving incidents through root cause. 
• Own patch and vulnerability remediation across Linux and Windows, meeting defined SLAs and enforcing security best practices across all infrastructure. 
• Partner with cross-functional teams on deployments, making changes through change management and keeping runbooks and documentation current. 

What you'll bring

• 5–8 years of systems administration experience, including hands-on DevOps work. 
• Strong production experience administering Ubuntu Server, including fleet management with Canonical Landscape and CIS hardening with USG, Ubuntu Pro, and Livepatch. 
• Experience designing and running Proxmox VE clusters, including Ceph and ZFS storage, SDN/VLAN networking, and HA planning. 
• Production experience with infrastructure as code (Terraform or AWS CDK) and configuration management (SaltStack, Ansible, or similar). 
• Experience building observability with Zabbix, Prometheus, Grafana, or similar tools, plus Windows Server administration. 
• Strong ownership and collaboration skills, with experience leading infrastructure projects from design through cutover, serving as the IT support escalation point, and mentoring junior staff. 
• Highly desired certifications: LFCS, RHCSA, or CompTIA Linux+; HashiCorp Terraform Associate; AWS Certified SysOps Administrator or DevOps Engineer – Professional. CKA or Prometheus Certified Associate a plus. 

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.