Senior Systems Administrator

Job Description

Job Description

About Us

We are a dynamic SaaS company building innovative software solutions that make a difference in the Environmental Health Risk and Safety industry. Our collaborative team is passionate about technology and committed to excellence. We are looking for a talented and skilled Senior Systems Administrator to join our team in San Diego, CA and help drive our technical vision forward.

**THIS IS AN ON-SITE POSITION IN SAN DIEGO, CA 92127.**

• Competitive Salary Range: $110,000-$130,000 per year DOE

The Role

We are looking for a Senior Systems Administrators who will own the design, implementation, and reliability of an organization's core server and cloud infrastructure. The role will handle the most complex technical work in the operations team, mentor junior administrators, lead infrastructure projects, and serve as the senior escalation contact for critical system outages. It bridges individual technical contribution and team leadership.

Duties and Responsibilities

• Architect, implement, and maintain enterprise server and cloud infrastructure supporting business-critical applications and services
• Lead infrastructure projects from planning through delivery: gather requirements, produce design documentation, implement, test, and transition to operations
• Serve as the primary escalation contact for complex incidents involving server, storage, identity, and cloud infrastructure components
• Design and maintain automation frameworks using PowerShell, Ansible, Terraform, or similar tools to reduce manual operational overhead
• Manage enterprise identity infrastructure: Active Directory domain services, Azure AD Connect, Group Policy, and conditional access policies
• Evaluate, recommend, and implement new infrastructure technologies aligned to the organization's strategic roadmap and operational requirements
• Mentor junior and mid-level systems administrators: conduct technical reviews, identify skill gaps, and build development plans
• Maintain infrastructure documentation including architecture diagrams, runbooks, change history, and disaster recovery procedures
• Lead disaster recovery planning and testing: review RTO/RPO targets, validate backup systems, and conduct periodic DR exercise tabletops
• Participate in security reviews, vulnerability management programs, and risk assessments for infrastructure components

The Ideal Candidate

Education:

• Bachelor's degree in computer science, information systems, or a related field is the standard expectation
• Equivalent combination of associate degree plus 7–10 years of progressive infrastructure experience is accepted at many organizations
• Certified in AWS Solutions Architect Professional, Azure Solutions Architect Expert

Work Experience:

• 7–10 years of systems administration experience, with at least 3–4 years in a role with genuine technical ownership and complexity
• Track record of leading or substantially contributing to infrastructure projects, not just executing tasks
• Demonstrated automation development — scripts, IaC configurations, or tooling built for production use
• Experience with disaster recovery planning and testing

Knowledge, Skills & Abilities:

Technical Knowledge

• Operating systems: Windows Server 2016–2022 and at least one Linux distribution (RHEL/CentOS, Ubuntu) at an administrative depth
• Virtualization: VMware vSphere/vCenter administration, or Hyper-V at enterprise scale
• Cloud platforms: AWS, Azure, or GCP at the Solutions Architect level — not just console navigation, but understanding architecture patterns, cost optimization, and security configuration
• Identity: Active Directory forest management, Azure AD Connect configuration, PKI, conditional access policies, Entra ID
• Automation: PowerShell (deep), Ansible or Puppet for configuration management, Terraform for IaC
• Storage: NetApp ONTAP, Dell EMC, Pure Storage, or comparable enterprise storage platform administration
• Monitoring: Datadog, PRTG, Nagios, Azure Monitor, or Splunk at a configuration and tuning level

Competitive Salary and Benefits Package

• Competitive salary range: : $110,000-$130,000 per year DOE
• 401K Retirement with a generous 6% employer match – 100% vested immediately
• Medical Coverage (HMO & PPO options) –100% paid by employer for employee and their dependents
• Employer-paid life insurance
• Dental and Vision coverage
• Vacation Time Off
• Paid Holidays
• Sick Leave
• Wellness Program including weekly chair massage and in-office gym
• Company-provided daily office snacks
• Dog-friendly office

Work Schedule & Location

• Monday to Friday, 8 AM to 5 PM; occasional weekends depending on business needs
• On-site position in San Diego, CA 92127

Physical Requirements

The physical demands are representative of those that must be met by an employee to successfully perform the essential functions of this job with or without reasonable accommodation.

• This position primarily involves computer work in an office environment and may occasionally require lifting/moving items up to 50 pounds.

To Apply

• If you're excited about leading technical innovation and building great software with a talented team, we'd love to hear from you!
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Equal Opportunity Employer

We are an Equal Opportunity Employer and value diversity at our company. The statements above is intended to describe the general content of and requirements for the performance of this job. It is not to be construed as an exhaustive statement of duties, responsibilities or physical requirements. Nothing in this job description restricts management’s right to assign or reassign duties and responsibilities to this job at any time. The physical demands are representative of those that must be met by an employee to successfully perform the essential functions of this job with or without reasonable accommodation.