Server Administrator

PACCAR•Chillicothe, OH

4d•Onsite

About The Position

PACCAR is seeking a highly motivated and experienced Server Administrator 3 to oversee, maintain, and optimize our enterprise server infrastructure. In this critical role, you will lead the day-to-day administration and strategic direction of a hybrid infrastructure encompassing Windows, Redhat Linux, VMware, AWS, and Azure cloud environments. You will champion system performance, disaster recovery planning, robust backup strategies utilizing Rubrik, and enterprise storage management via EMC SAN. Beyond virtual and operating system administration, this role ensures the operational integrity of our physical server room facilities—overseeing HVAC, fire suppression, UPS/battery backups, and NVR security systems. As a technical leader, you will drive audit compliance, execute complex system updates, recommend equipment upgrades, and provide high-level technical guidance to end-users. The ideal candidate is a proactive self-starter with a strong foundation in Microsoft and Linux ecosystems, capable of managing changing priorities in a dynamic, 24/7 high-availability environment.

Requirements

Minimum of five years’ experience with Windows Server (2019, 2022 and 2025)
Minimum of five years’ experience with Redhat Linux
In-depth knowledge of installing, troubleshooting, and administering Windows Servers
Knowledge of installing, troubleshooting, and administering Redhat Linux Server
Proven experience with VMware vSphere
Proven experience with EMC SAN Storage
Proven experience with Rubrik Backup Solutions
Proven experience with IIS and failover clustering
Knowledge of Cisco networking devices
Knowledge of Internet Information Services
Knowledge of Mainframe and Warehouse Control Systems
Strong documentation, organizational, and administration skills
Strong oral and written communication skills
Experience with AWS/ Azure Cloud solutions

Nice To Haves

Experience with SQL server considered a plus
Experience with SharePoint considered a plus

Responsibilities

Set up, configure, and support Windows Servers
Set up, configure, and support VMware, AWS and Azure Virtual Servers
Monitor and tune systems to ensure a high level of performance
Oversee and apply updates/patches
Maintain Active Directory and file/folder permissions
Create and maintain a disaster recovery plan
Maintain backups of systems and critical data
Recommend upgrades and new equipment
Create and maintain detailed documents
Provide technical support and guidance to end users
Complete daily operating system health checks
Support scheduled after-hours maintenance
Ability to be on call for 24/7 support
Highly motivated, self-starter, able to work independently, multi-task, respond to changing priorities and initiative to own specific tasks
Ensure compliance with audit standards by maintaining accurate documentation, implementing required controls, and supporting regular audit reviews.
Oversee the operational integrity of server room infrastructure, including HVAC systems, fire suppression equipment, UPS/ back up batteries, and environmental monitoring to ensure optimal performance and equipment protection.
Set up and maintain NVR systems, including camera integration, storage management, and updates.