Linux Administrator

Location: Chicago, Illinois (Onsite)
Salary: $90,000 – $110,000

About the role

This role is responsible for the installation, operation, and maintenance of environments with servers running Red Hat Enterprise Linux and VMware ESXi on HPE hardware and in the Azure Cloud. The servers primarily host Oracle applications, Oracle databases, and various other third-party and supporting applications across multiple company locations.

Responsibilities

• Participate as a team member 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 various environments.
• Automate manual processes such as patching, updates, server builds, and monitoring.
• Document procedures and update standards for new or modified systems.
• Provide technical support and asset management within a datacenter environment.
• Follow Change Management policies and Incident resolution timelines.
• Respond to system alerts and participate in a 24/7 on-call rotation for production support.
• Review security notifications from HPE, Red Hat, and VMware and deploy updates as needed.
• Gather, evaluate, and measure data on performance and capacity, reporting on key metrics.
• Proactively identify problems and provide solutions to management.
• Design solutions for technical problems and implement new system or infrastructure changes.
• Prepare for disaster recovery and ensure backups are completed and tested.
• Troubleshoot software and hardware failures and work with vendors for support.

Requirements

• Bachelor’s Degree in Information Technology, Computer Science, or a related field, or equivalent experience.
• Minimum of 2 years of experience managing and maintaining Red Hat Linux and VMware environments.
• 2–5 years of experience in a hybrid enterprise infrastructure (On-Prem & Cloud).

Skills

• Experience with upgrading and patching using Red Hat Satellite.
• Proficiency in scripting to create, modify, and execute automated system functions.
• Experience with backup, recovery, and data protection utilities such as Avamar or Veeam.
• Familiarity with HPE ProLiant and Synergy server infrastructure.
• Solid understanding of Linux OS protocols and services, including NFS, TCP/IP, DNS, and HTTP(s).
• Proficiency in automation tools, CI/CD processes, configuration, and scripting languages.
• Familiarity with containerization technologies like Docker or Kubernetes.
• Experience with Ansible Automation Platform (preferred).
• Experience with storage provisioning and managing SAN architecture, particularly HPE Alletra Storage Array Administration (preferred).
• Experience with Oracle database and application support (preferred).

Benefits

• Medical, dental, vision, life, and disability insurance plans.
• Employee Stock Purchase Program (ESPP).
• 401K program with company match after 12 months of tenure.
• Health Savings Account (HSA) on the HDHP plan.
• SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions.
• Corporate discount savings program and other discounts.
• On-demand training program.
• Access to certification prep, technical and leadership courses/books/seminars after 6+ months of tenure.
• Certification discounts and perks for associations including CompTIA and IIBA.
• Dedicated customer service team for benefits and resources.
• Access to a certified Career Coach.