System Administrator
About The Position
ASM is hiring a System Administrator to maintain and scale a modern SaaS hosting environment spanning Windows Server, VMware, Azure, enterprise networking, and security. The role works closely with Development and Management, owns key systems, helps develop policies, procedures, and documentation supporting SOC 2 and HIPAA compliance, and helps clients understand ASM’s security posture. The role requires in-office work in Temecula, California, 3–4 days per week, with up to five days per week in the office during onboarding. It includes occasional evening and weekend maintenance and participation in a 24/7 on-call rotation, potentially several times per week. After-hours call handling is paid at standard overtime rates. The role is not eligible for visa sponsorship or relocation assistance.
Requirements
- At least 5 years of experience in system administration or infrastructure engineering.
- Strong understanding of computing fundamentals, including operating systems, file systems, networking, firewalls, and security configurations.
- Experience configuring and managing Windows Server and IIS environments using automation.
- Experience administering and deploying resources in Azure.
- Experience managing Active Directory, Group Policy, and Microsoft Entra ID.
- Experience configuring and managing VMware vSphere and vSAN.
- Experience managing Windows updates and patching at scale.
- Proficiency automating tasks with PowerShell.
- Experience working within compliance frameworks such as HIPAA, SOC 2, HITRUST, or FedRAMP, including supporting audits and assessments.
- Strong written and verbal communication skills, including explaining technical topics to non-technical audiences.
Nice To Haves
- Experience with Palo Alto Networks firewalls and Panorama.
- Experience with reverse proxies such as NGINX, Azure Application Gateway, or Azure Front Door.
- Experience setting up and managing site-to-site VPNs.
- Infrastructure as code experience with Terraform.
- Relevant Microsoft certifications, such as AZ-104 or AZ-500, or equivalent experience.
- CISSP or equivalent security experience.
- SQL Server administration experience.
Responsibilities
- Manage, maintain, and document infrastructure, including Windows servers, VMware vSphere/ESXi, Azure resources, Cisco switching, and Palo Alto Networks firewalls.
- Manage user and group access in Microsoft Entra ID and Active Directory.
- Own and continue automating patch management for Windows Servers, VMware, and network devices.
- Maintain and improve system hardening standards using industry best practices and known vulnerabilities.
- Troubleshoot issues identified by monitoring systems or reported by users, and resolve them.
- Support security and compliance audits and assessments, and help clients understand the company’s security posture.
- Perform maintenance during off-hours windows to minimize service disruption.
- Respond to high-severity after-hours alerts affecting security or availability.
- Participate in a 24/7 on-call rotation, which may include shifts several times per week.
Benefits
- Competitive PTO structure granted immediately after the probationary period (non-accrual).
- 100% medical, dental, and vision coverage for all employees.
- Several medical coverage options, including free and at-cost options.
- Potential partial coverage for dependents, depending on the plan chosen.
- Supplemental benefit options, including hospital confinement, accident insurance, disability, and cancer insurance.
- Flexible Spending Account (FSA).
- Dependent Care Flexible Spending Account (DCFSA).
- 401(k) with employer match.
- Weekly catered company lunches on Wednesdays.
- Company “All-In” collaboration days.
- Summer and holiday parties.
- A modern, regularly updated technology stack.
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What This Job Offers
Job Type
Full-time
Career Level
Senior
Education Level
No Education Listed
