Systems Administrator

Maricopa County • Phoenix, AZ

9d • $63,000 - $108,750 • Hybrid

About The Position

The Systems Administrator supports the reliable operation of server, identity, and infrastructure platforms within a hybrid environment that includes on-premises systems and cloud-based services. This role provides Tier 2 support for Windows Server environments, Active Directory, Microsoft 365, IIS web applications, virtualization platforms, and associated storage and backup systems. Working both independently and under the guidance of senior technical staff, the Systems Administrator installs, configures, monitors, and maintains server-class hardware and software, supports line-of-business applications, and participates in scheduled maintenance and on-call rotations. The position requires sound technical judgment, strong troubleshooting skills, and a commitment to maintaining system availability, security, and performance in support of COSC operations.

Requirements

• One year of relevant work experience, aligning with duties and responsibilities of the role
• Bachelor's degree from an accredited college or university in Computer Science, Information Technology, or related field
• A combination of post-secondary education and/or job-related experience may substitute for the required education on a year-for-year basis.

Nice To Haves

• Two or more years of experience supporting Windows Server, Active Directory, IIS, and SAN or enterprise storage environments
• Relevant certifications such as Microsoft Certified Systems Administrator (MCSA) or other Microsoft certifications, or equivalent experience
• Experience with VMware virtualization, PowerShell scripting, and Dell PowerEdge server platforms
• Experience working in a team-based IT environment supporting production systems and participating in on-call rotations
• Familiarity with enterprise backup and recovery platforms (e.g., Cohesity or equivalent)
• Strong communication skills and the ability to collaborate effectively with technical teams, vendors, and non-technical stakeholders

Responsibilities

• Install, configure, operate, and maintain Windows Server environments and associated roles and features in accordance with COSC standards and established procedures
• Administer and support Active Directory services, including user accounts, security groups, Group Policy, shared directories, and access permissions
• Install, configure, and maintain Microsoft IIS web servers, including application configuration and foundational security settings such as authentication and SSL
• Support and maintain data center hardware and infrastructure, including Dell PowerEdge servers, enterprise storage platforms, and backup systems, under established operational guidelines
• Monitor assigned systems and applications to ensure availability, performance, and reliability, taking proactive corrective action and escalating issues as appropriate
• Perform routine patching, updates, and system maintenance during established maintenance windows, including monthly scheduled patch cycles
• Participate in on-call rotations and respond to system interruptions, outages, or after-hours incidents in accordance with operational procedures
• Monitor backup operations and perform file, object, and system restores as required; assist with backup validation and testing activities
• Troubleshoot and resolve infrastructure and application issues, performing initial root-cause analysis and coordinating resolution with senior staff or vendors when necessary
• Collaborate with network engineers, vendors, and internal teams to ensure server systems integrate properly with enterprise network, security, and identity services
• Create and maintain technical documentation, including configuration guides, procedures, and operational runbooks to support knowledge sharing and continuity
• Adhere to COSC security standards, policies, and procedures to safeguard system integrity, availability, and data confidentiality
• Perform other related duties and assigned projects consistent with the scope of the role

Benefits

• Tuition reimbursement
• Exceptional work-life balance, with hybrid and alternative work schedule options
• Opportunities for growth and development within Maricopa County
• Low-cost, high-value healthcare for you and your qualifying dependents
• Child care benefits, including access to our on-site center, Maricopa County Kids Club , dedicated to serving Maricopa County families
• Paid vacation, sick time, and parental leave
• Extensive wellness program, including an incentive
• Enrollment in the Arizona State Retirement System, a defined retirement benefit requiring a 12% monthly contribution rate that includes a 100% employer match on Day 1

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level