Senior Systems Admin III: VMware, Backups & Security

AMERICAN SYSTEMS; Phoenix (AZ); On-site; USD 94,000 - 125,000; Full time

Job summary

AMERICAN SYSTEMS in Phoenix is hiring a System Administrator (Systems) III to lead support for VMware, SAN, and appliance-based systems, manage backups, patching, and security, and collaborate with Cyber Security Specialists.

The role requires U.S. citizenship, ability to pass background checks, and extensive multi-platform experience. On-call coverage and strong communication skills are essential for success in this role.

Qualifications

• U.S. Citizenship is required.
• Must pass federal background investigation and obtain Public Trust.
• Extensive experience in a multi-platform data center environment.

Responsibilities

• Lead OS installation, configuration, monitoring for VMware, SAN, and appliance-based systems.
• Provide expert end-user support during core hours and on-call rotations.
• Lead hardware and software change management with CAB collaboration.
• Oversee hardware repairs with vendors and resolve complex issues.
• Maintain patch levels and conduct security hardening per baselines.
• Manage backups, restore tests, and incident coordination.

Skills

VCenter

SAN Management

Linux administration

Windows administration

Incident response

Patch management

Tools

VXRail

vSAN

Windows

Red Hat Linux

VMware

Microsoft Azure

HPE servers

Splunk

SolarWinds Orion

DataDomain

Veritas NetBackup

Active Directory

Azure Active Directory

Ping Identity

Corestreet HID appliances

OCSP authentication

RSA SecurID

ADFS

Microsoft Certificate Server

Microsoft Key Management Server

Job description

AMERICAN SYSTEMS in Phoenix is hiring a System Administrator (Systems) III to lead support for VMware, SAN, and appliance-based systems, manage backups, patching, and security, and collaborate with Cyber Security Specialists.

The role requires U.S. citizenship, ability to pass background checks, and extensive multi-platform experience. On-call coverage and strong communication skills are essential for success in this role.