Senior Linux Systems Administrator

Responsibilities

• Develop, test, and maintain Puppet manifests and modules for system configuration and compliance
• Create and maintain standardized Ubuntu imaging processes
• Troubleshoot and resolve advanced system and application issues (Tier 2 & 3)
• Collaborate with cross-functional teams to support ongoing workstation improvements and patching
• Assist with automation of infrastructure and deployment tasks using Terraform or similar tools
• Contribute to identity and access management systems, including LDAP / Active Directory integration
• Assist with support for hardware and software developers
• Document best practices, system configurations, and procedures

Minimum Qualifications

• 5+ years of professional experience in Linux system administration (Ubuntu or Debian-based preferred), performance tuning, and automation.
• 3+ years of hands-on experience with Puppet in production environments
• Proficient in scripting languages such as Bash or Python
• 2 years Experience with Git

Preferred Skills & Experience

• Familiarity with infrastructure-as-code (Terraform, Ansible, etc.)
• Exposure to LDAP or Active Directory integration for authentication and authorization
• Experience with physical server hardware, including racking, cabling, and maintaining rack-mounted servers
• Experience in cloud environments (AWS, Azure, or GCP)
• Experience with monitoring, logging, and metrics collection tools (e.g., Prometheus, Grafana, ELK stack)
• 2 years experience with K8s or docker
• Understanding of security compliance frameworks (e.g., NIST, FIPS, CIS)

Pay Range

California $123,000—$174,600 USD

We calibrate level and compensation to the selected candidate's experience and demonstrated capability. We welcome applicants across a range of experience levels to apply.

Compensation and Benefits

Base salary will vary depending on job-related knowledge, education, skills, experience, business needs, and market demand. Salary is just one component of our comprehensive compensation package.

Full-time employees also receive company equity, as well as access to a full suite of compelling benefits and perks, including: medical, dental, and vision coverage for employees and dependents, generous paid time off; up to 20+ days of vacation for exempt staff and up to 10+ days of vacation for non-exempt staff with the ability to cash-out unused vacation annually, paid parental leave, short and long-term disability insurance, life insurance, access to a 401(k) retirement plan, ClassPass credits, personalized mental healthcare through Spring Health, and other discounts and perks.

We also take pride in offering exceptional food perks, with snacks, drip coffee & onsite barista, cold drinks, and dinner meals remaining free of charge, and lunch subsidized as part of Vast's ongoing commitment to providing high-quality meals for employees.

U.s. Export Control Compliance Status

The person hired will have access to information and items subject to U.S. export controls, and therefore, must either be a "U.S. person" as defined by 22 C.F.R. § 120.62 or otherwise eligible for deemed export licensing. This status includes U.S. citizens, U.S. nationals, lawful permanent residents (green card holders), and asylees and refugees with such status granted, not pending.