Senior Federal Systems Administrator

Esmcorp; Battle Creek (MI); On-site; USD 90,000 - 120,000; Full time

Job summary

Enterprise Solutions and Management (ESM) is hiring a Senior System Administrator to support an enterprise-level program within a federal environment.

The Senior SA ensures stable, secure operation of servers, storage, networks, and applications across multiple locations, with experience in Active Directory, VMware, Linux, Windows, and automation. Responsible for training, incident response, and maintaining mission readiness.

Qualifications

• Minimum of Bachelor’s degree in Computer Science or related field.
• DOD 8140 baseline certification - IAT Level II.
• Microsoft Windows Server Hybrid Administrator Associate credential.
• IBM MQ v9.4 Administrator - Professional or newer certificate.

Responsibilities

• Ensure stable, secure, and efficient operation of IT infrastructure across multiple locations.
• Plan, install, configure, maintain, upgrade, and optimize systems; troubleshoot issues.
• Apply advanced expertise in AD, VMware, Linux, Windows, and application networking.
• Automate tasks with PowerShell, Python, Ansible; create SOPs and system diagrams.
• Provide senior-level troubleshooting, mentoring, documentation, and incident response.
• Support, train, and work with government customers and teams to ensure mission readiness.

Skills

Active Directory (AD)

DNS

DHCP

Group Policy (GPO)

VMware

PowerShell

Python

Ansible

Scripting

DoD STIGs & RMF

Automation

Incident response

Documentation

Education

Bachelor's degree in Computer Science or related field

DOD 8140 baseline certification - IAT Level II

Microsoft Windows Server Hybrid Administrator Associate

IBM MQ v9.4 Administrator

Tools

IBM MQ

Windows IIS

Active Directory administration tooling

Job description

Enterprise Solutions and Management (ESM) is hiring a Senior System Administrator to support an enterprise-level program within a federal environment.

The Senior SA ensures stable, secure operation of servers, storage, networks, and applications across multiple locations, with experience in Active Directory, VMware, Linux, Windows, and automation. Responsible for training, incident response, and maintaining mission readiness.