Windows System Administrator (L3/L4)

krg technology inc

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Cincinnati, OH, us on site Until 8/22/2026 H-1B sponsor history First posted February 23, 2026 Last posted February 23, 2026
Job description

shijo

KRG Technologies, Inc.,

shijo(at)krgtech.com

25000 Avenue Stanford, Suite #243, Valencia, CA 91355

Direct: 661-310-0202


Windows System Administrator (L3/L4)

Skills: Microsoft Windows System Administration, Clustering, Active Directory, 7+ years of Experience

Job Description:

L3 – The L3 Role involves senior level troubleshooting / Root Cause Analysis (RCA) for areas including, but not limited to:

· Active Directory (AD) related issues – DNS zone issues; Sites/Subnets review; Verify if AD issue is within scope identified by IT Risk team. If not, refer issue to IT Risk AD workgroup.

· Microsoft (MS) Clustering issues – Verify issue is not due to non-Cluster aware software installations; troubleshoot heartbeat, quorum, cluster services, cluster resource issues. Engage, and work with, MS when needed.

· Hardware – Take over for L2 team for out of warranty servers where site involvement is needed to engage OEM or 3rd party hardware support team. Own/manage/track to repair.

· Advanced server support – Own server issues outside of, or unresolvable by, L2 team skill sets

· Client support – Provide recommendations for configuration or other improvements to the environment

Windows System Administrator (L3/L4)

Skills: Microsoft Windows System Administration, Clustering, Active Directory, 7+ years of Experience

Job Description:

L3 – The L3 Role involves senior level troubleshooting / Root Cause Analysis (RCA) for areas including, but not limited to:

· Active Directory (AD) related issues – DNS zone issues; Sites/Subnets review; Verify if AD issue is within scope identified by IT Risk team. If not, refer issue to IT Risk AD workgroup.

· Microsoft (MS) Clustering issues – Verify issue is not due to non-Cluster aware software installations; troubleshoot heartbeat, quorum, cluster services, cluster resource issues. Engage, and work with, MS when needed.

· Hardware – Take over for L2 team for out of warranty servers where site involvement is needed to engage OEM or 3rd party hardware support team. Own/manage/track to repair.

· Advanced server support – Own server issues outside of, or unresolvable by, L2 team skill sets

· Client support – Provide recommendations for configuration or other improvements to the environment

All your information will be kept confidential according to EEO guidelines.

About this role

Summary

Senior troubleshooting and support for Windows servers, Active Directory, clustering, hardware, and client environments.

Job title

Windows System Administrator (L3/L4)

Experience level

7+ years

Industry

it services

Location requirements

Cincinnati, OH, US; remote not specified

Salary

Not specified

Visa sponsorship

H-1B sponsor history

Management role

No

Skills & keywords

Required skills

Microsoft Windows System AdministrationClusteringActive Directory7+ years of Experience

Preferred skills

None specified

Specializations

Active Directoryclusteringserver supporttroubleshooting
Locations

Structured locations inferred from the posting.

Cincinnati, OH, USA

On-site City