On-Site Service Engineer – Data Center / Server Hardware

What success looks like in this role:

Unisys Corporation is seeking an experienced On-Site Service Engineer (OSE) to provide hands-on support for enterprise data center servers and hardware environments , including next-generation AI infrastructure.

This is a hands-on server hardware and break/fix role . The successful candidate will have direct experience diagnosing, repairing, replacing, and maintaining enterprise server hardware in a data center, field service, or customer-facing environment.

Prior AI experience is not required . Strong experience with enterprise servers and data center hardware is the priority.

What You’ll Do

Provide on-site technical support for Dell PowerEdge and other enterprise server hardware

Diagnose and resolve server hardware failures and system issues to minimize customer downtime

Perform hands-on hardware installation, removal, replacement, and repair, including:

Memory/DIMMs

CPUs/processors

Power supplies

Fans and cooling components

Hard drives/SSDs

RAID/HBA components

NICs and other PCIe components

GPUs and accelerator hardware

Motherboards/system boards and other server components

Perform rack-and-stack, server installation, cabling, component swaps, and hardware configuration

Troubleshoot issues involving server hardware, BIOS/firmware, operating systems, and hardware diagnostics

Perform firmware and BIOS updates and utilize server management tools such as Dell iDRAC or comparable platforms

Execute both reactive break/fix and preventive maintenance following established procedures

Troubleshoot and isolate hardware failures using documented diagnostic procedures and technical resources

Work directly with customers and internal technical teams during service events to communicate status, troubleshoot issues, and drive resolution

Accurately document service activities, hardware replacements, troubleshooting steps, and resolution details

Escalate complex technical issues when appropriate

Participate in on-call rotations and provide extended coverage as required

You will be successful in this role if you have:

3+ years of hands-on experience supporting enterprise servers, data center hardware, or similar infrastructure

Direct, hands-on experience physically working on server hardware — installing, removing, diagnosing, repairing, or replacing server components

Experience troubleshooting and replacing components such as memory, CPUs, power supplies, storage, RAID/HBA, NICs, fans/cooling systems, PCIe components, or GPUs

Experience working with rack-mounted enterprise servers in a data center, field service, or customer environment

Strong understanding of server hardware architecture and troubleshooting methodology

Experience with hardware diagnostics, BIOS/firmware, and server management tools

Familiarity with Linux or similar operating systems

Strong troubleshooting and problem-solving skills with the ability to independently diagnose hardware issues

Comfortable working independently in a customer-facing environment

Ability to clearly communicate technical issues and resolutions to customers and internal teams

Ability to lift up to 50 lbs. , travel to customer sites, and support flexible/on-call schedules

Preferred Qualifications

Experience supporting Dell PowerEdge servers

Dell or other enterprise hardware certifications

Experience with iDRAC, iLO , or comparable server management platforms

Experience supporting GPU/AI server infrastructure

This role may require access to export-controlled commodities and technology. Therefore, to conform to U.S. export control regulations, applicant should be eligible for any required authorizations from the U.S. Government.

Unisys is proud to be an equal opportunity employer that considers all qualified applicants without regard to age, caste, citizenship, color, disability, family medical history, family status, ethnicity, gender, gender expression, gender identity, genetic information, marital status, national origin, parental status, pregnancy, race, religion, sex, sexual orientation, transgender status, veteran status or any other category protected by law.

This commitment includes our efforts to provide for all those who seek to express interest in employment the opportunity to participate without barriers. If you are a US job seeker unable to review the job opportunities herein, or cannot otherwise complete your expression of interest, without additional assistance and would like to discuss a request for reasonable accommodation, please contact our Global Recruiting organization at GlobalRecruiting@unisys.com or alternatively Toll Free: 888-560-1782 (Prompt 4). US job seekers can find more information about Unisys’ EEO commitment here .