RHEL/Windows System Administrator - Fulltime/Permanent

Belleville, IL, us on site Until 8/21/2026 First posted March 22, 2025 Last posted March 22, 2025
Job description

Regardless of the size of your HR staff, it always feels like you’re spending too much time searching for qualified candidates and reviewing resumes. We meet our clients’ IT staffing challenges by leveraging the collective experience and expertise of our recruitment team and consultant base.


Description:

So what is required of an RHEL/Windows System Administrator on a day to day basis?

•Maintains smooth operation of multi-user computer systems, including coordination with network engineers.

•Sets up administrator and service accounts, maintains system documentation, tunes system performance, installs system-wide software, and allocates mass storage space. Interacts with users and evaluates vendor products.

•Makes recommendations to purchase hardware and software, coordinates installation, and provides backup recovery.

•Develops and monitors policies and standards for allocation related to the use of computing resources.

•Supervises and manages daily activities of configuration and operation of business systems, RHEL 6/7 and/or Windows 2008

•Optimizes system operation and resource use, and performs system capacity analysis and planning.

•Provides assistance to users in accessing and using business systems.

•Install delivered custom software for test and evaluation

•Demonstrates very good oral and written communication skills



To qualify, you must meet these basic qualifications:

•BS or equivalent + 5 yrs related experience, or MS + 3 yrs related experience

•Must have an active Secret clearance.

•Must have primary Red Hat Enterprise Linux (RHEL) - Red Hat Enterprise 6.x experience (Windows Secondary),

Microsoft Windows, and Virtual Servers.

•Needs hands on experience installing new custom software, troubleshooting, patching OS and installing application

patches, STIGs in the escalation tier of support. The environment is 2000+ mixed physical and VM servers.

•Nice to Have: Public Key Infrastructure (PKI) and Defense Community

•Certification: CompTIA Security+ Certification

Proficient in the following:

•RHEL 6 and above

•Proficient in Windows 2008 R2 and above

•Bash Scripting

•VBScript

•Powershell

•ESXi 5.x and above

•Active Directory 2008 and above

•Active Directory Group Policy

•Basic Database Design

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

About this role

Summary

Manage and support multi-user RHEL and Windows systems, optimize performance, and ensure security.

Job title

RHEL/Windows System Administrator

Experience level

5+ years

Industry

it services

Location requirements

On-site in Belleville, IL, no remote work allowed

Salary

Not specified

Management role

No

Skills & keywords

Required skills

rhel 6windows 2008bash scriptingvbscriptpowershellactive directoryesxi 5.xcompTIA security+

Preferred skills

pkidefense community

Specializations

rhelwindowsvirtualizationbash scriptingpowershell
Locations

Structured locations inferred from the posting.

Belleville, IL, USA

On-site City