Linux Systems Administrator

Usg; Chicago (IL); On-site; USD 95,000 - 145,000; Full time

Job summary

USG in Chicago HQ is seeking an experienced IT infrastructure engineer to install, operate, and maintain Red Hat Linux and VMware ESXi environments on HP hardware and in Azure Cloud. You will host Oracle apps and databases and support multiple enterprise systems across data centers, HQ, and manufacturing sites.

The role requires 2–5 years in hybrid enterprise infrastructure, scripting, automation (Ansible), and strong security practices.

Qualifications

• 2–5 years in hybrid enterprise infrastructure (On‑Prem & Cloud).
• Experience upgrading/patching with Red Hat Satellite.
• Automation scripting and CI/CD experience; container apps (Docker/Kubernetes).
• Security and IT controls knowledge.

Responsibilities

• Install, operate and maintain Linux/VMware environments on HPE hardware and Azure.
• Automate patching, updates, server builds and monitoring processes.
• Document procedures and update standards for systems and environments.
• Provide 24/7 on‑call production support and incident resolution.
• Monitor performance, capacity and security, and prevent downtime.
• Participate in roadmap discussions for future infrastructure improvements.

Skills

Scripting

CI/CD

Problem solving

Security awareness

Team collaboration

Education

Bachelor’s Degree in IT/CS or related field

Tools

Red Hat Satellite

VMware ESXi

Azure Cloud

HPE ProLiant/Synergy

Avamar/Veeam backup

Ansible Automation Platform

Job description

POSITION SUMMARY

The person who fills this position will be responsible for installing, operating, and maintaining environments consisting of servers running Red Hat Enterprise Linux and VMware ESXi on HPE hardware and in Azure Cloud. These servers are used primarily to host Oracle applications, Oracle databases and various other 3rd party and supporting applications at our Data Centers, HQ, Corporate Innovation Center, and Manufacturing Plants.

KEY ACCOUNTABILITIES AND RESPONSIBILITIES

• Participate as a member of a small team that works cooperatively to ensure system infrastructure and operating systems are available to support applications.
• Analyze, evaluate, plan, implement, configure, patch, upgrade and tune software and hardware in virtualized, highly available, and stand‑alone environments.
• Automate manual processes such as patching, updates, server builds, and monitoring.
• Document procedures and update standards for new or modified systems and environments.
• Ability to work in a datacenter environment to provide technical support and asset management.
• Follow Change Management policy and Incident resolution timelines. Open and respond to required Change Requests and Work Tickets.
• Respond to systems alerts and be part of a 24/7 rotation for on‑call production support.
• Review HPE, Red Hat, and VMware security notifications and deploy updates as necessary.
• Gather, evaluate, and measure data on performance/capacity and report on key measurements.
• Proactively identify problems and provide solutions to management before implementing change.
• Prevent downtime, ensure system availability, monitor performance, manage disk capacity, and ensure system security.
• Design solutions to technical problems and implement new systems or infrastructure changes. Participate in roadmap discussions for future infrastructure improvements.
• Monitor critical systems and take corrective actions prior to failures.
• Prepare for disaster recovery and ensure that appropriate backups are completed and tested.
• Troubleshoot software and hardware failures and work with vendors for support and escalation.
• Establish and maintain security and integrity controls.
• Perform additional duties as assigned.

POSITION REQUIREMENTS

• Minimum 2 years’ experience managing and maintaining Red Hat Linux and VMware environments.
• Experience with upgrading and patching using Red Hat Satellite is required.
• Proficient in scripting to create, modify, and execute automated system functions. Experience with Ansible Automation Platform is a plus.
• Experience with Backup, Recovery, and Data Protection – Avamar, Veeam, or similar backup utility.
• Familiarity with HPE ProLiant and Synergy server infrastructure.
• Experience with storage provisioning and managing SAN architecture. HPE Alletra Storage Array Administration is a plus.
• Experience with Oracle database and application support is a plus.
• Solid understanding of Linux OS protocols and services: NFS, TCP/IP, DNS, HTTP(s), etc.
• Participation in 24/7 on‑call rotation.

EDUCATION

Bachelor’s Degree in Information Technology, Computer Science, or related field (or equivalent experience).

EXPERIENCE/REQUIREMENTS

• 2-5 years experience in hybrid enterprise infrastructure (On‑Prem & Cloud).
• Proficiency in automation tools, CI/CD process, configuration, and scripting languages.
• Familiarity with containerization technologies (Docker / Kubernetes).
• Strong collaboration, interpersonal, problem‑solving skills.
• Strong knowledge of IT security requirements.

Location of the position is Chicago HQ.

Rate of pay may be adjusted based on the qualifications and experience of the candidate.

USG employees enjoy a number of benefit options for themselves and their families. These include two medical insurance options, as well as vision and dental coverage. The cost of these optional programs varies based on coverage level – employees generally pay 25% of the monthly premium cost, USG pays the rest. These coverage options are offered on the first day of employment with no waiting period.

Additionally, USG employees enjoy both a 401(k) Investment Plan with company match and a pension plan. Beyond these main features, employees may also choose from a number of additional programs like life insurance, accident insurance, legal insurance, and pet insurance, just to name a few. USG also offers Quarterly (hourly)/Annual (salary) bonus potential for all employees based on performance metrics tied to safety, quality, and productivity. USG also provides employees with paid time off and paid holidays.

EOE including disability/veteran.