Systems Administrator

This position is required to be on-site, Monday through Friday. NO STAFFING AGENCY CANDIDATES WILL BE CONSIDERED FOR THIS POSITION. Applicants must be eligible to work in the United States without visa sponsorship now or in the future.

Tutor Perini Corporation is seeking a Systems Administrator to join our office in Henderson, NV.

Extraordinary Projects, Exceptional Performance. Tutor Perini Corporation is a leading civil, building, and specialty Construction Company that believes integrity, teamwork, and a collaborative approach are fundamental to our business success. Extraordinary projects demand a strategic and intelligent approach, finely honed through more than a century of real-world experience. They demand the relentless intensity of people who know the stakes are incredibly high.

And they demand a team that understands mutual trust and integrity are necessary to execute massive undertakings on near-impossible deadlines. From coast to coast, notable projects include The Purple Line (D Line) Extensions in Los Angeles, SR 99 Viaduct replacement tunnel in Seattle, East Side Access projects and the Hudson Yards Platform in New York, Central Subway Third Street Light Rail in San Francisco, and multiple airport expansions and bridge projects.

Extraordinary Projects need Exceptional Talent.

As a Systems Administrator at Tutor Perini Corp., you will be responsible for ensuring the stability and efficiency of our hybrid IT environment. You’ll work across Microsoft Windows Server, Microsoft 365, VMware vSphere, Nutanix HCI, and hybrid Entra  / on‑premises Active Directory. Your role includes managing core infrastructure, supporting identity and access services, maintaining virtualization platforms, and contributing to disaster recovery and business continuity efforts.

You’ll also help improve operational workflows through automation and scripting. As part of the infrastructure team, you’ll operate in a fast‑paced environment supporting geographically dispersed teams and remote users.

• Configure, maintain, and optimize Microsoft Windows Server environments, including patching, performance tuning, and system hardening.
• Administer and support Microsoft 365 services such as Exchange Online, SharePoint, Teams, One Drive, and Intune to ensure reliable and secure collaboration across the organization.
• Manage and operate VMware vSphere infrastructure, including ESXi hosts, virtual machines, resource pools, templates, and cluster health.
• Support and maintain HCI platforms, ensuring stable compute, storage, and virtualization performance across hybrid workloads.
• Administer hybrid identity environments, including Entra  (Azure AD) and on‑premises Active Directory, with responsibilities spanning user lifecycle management, GPOs, DNS, DHCP, and authentication services.
• Implement and maintain backup, replication, and disaster recovery solutions to support business continuity and ensure rapid recovery from system failures or outages.
• Monitor system performance, capacity, and availability, and respond to operational incidents to maintain a stable and resilient infrastructure.
• Develop and maintain automation and scripting (primarily Power Shell) to streamline administrative tasks, improve consistency, and reduce manual effort.
• Document system configurations, operational procedures, and infrastructure standards to support knowledge sharing and compliance requirements.
• Collaborate with cross functional teams to support enterprise applications, troubleshoot complex issues, and deliver reliable IT services to distributed offices and remote users.
• Apply security best practices across servers, cloud services, and virtualized environments to safeguard systems and data.

• 3+ years of experience administering Microsoft Windows Server environments and core infrastructure services.
• Experience managing Microsoft 365 platforms, including Exchange Online, SharePoint, Teams, and related cloud services.
• Hands‑on experience with virtualization technologies such as VMware vSphere and familiarity with Nutanix HCI platforms.
• Strong understanding of hybrid identity, including Entra  (Azure AD),…