Thunderhawk Technology Partners
Thunderhawk Technology Partners

Linux Administrator - Naperville, IL

Naperville, IL, US • Posted 3 hours ago • Updated 3 hours ago
Contract Independent
Contract W2
Contract Corp To Corp
6 Months
On-site
Depends on Experience
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Job Details

Skills

Summary

Job Titles: Linux Administrator
Location: Naperville, IL
Duration: 6+ Months

Job Summary:
Seeking a highly experienced Senior Windows & Linux Administrator with 15+ years of enterprise infrastructure experience. The ideal candidate should possess strong expertise in Windows Server, Linux administration, security hardening, patch management, backup & recovery, virtualization, monitoring, authentication systems, and production support for mission-critical environments.

Must-Have Screening Questions:
  1. How do you troubleshoot a Linux server experiencing high CPU utilization?
  2. Explain your approach to Windows Server patch management in a production environment.
  3. How do you troubleshoot Kerberos authentication failures?
  4. What steps do you follow to validate backup and disaster recovery readiness?
  5. Describe your experience with VMware snapshots and recovery scenarios.
  6. How do you identify and remediate security vulnerabilities on Windows and Linux servers?

Key Skills:
  • Windows Server Administration
  • Linux Administration (RHEL, CentOS, Ubuntu)
  • Active Directory (AD)
  • Kerberos Authentication
  • VMware / Hyper-V
  • Patch Management
  • Security Hardening
  • Vulnerability Remediation
  • Backup & Recovery
  • Antivirus / EDR Solutions
  • System Monitoring & Performance Tuning
  • Production Support (L2/L3)
Key Responsibilities:
System Administration:
  • Install, configure, upgrade, and maintain Windows and Linux servers.
  • Perform OS patching, upgrades, firmware updates, and driver installations.
  • Manage .NET, Java, and enterprise application runtime environments.
Backup & Recovery:
  • Manage system and application backups.
  • Configure and maintain VM snapshots.
  • Validate backup success and perform recovery testing.
Security & Compliance:
  • Implement security hardening standards.
  • Manage Antivirus/EDR platforms.
  • Maintain certificates and resolve vulnerabilities.
  • Ensure compliance with enterprise security policies.
Monitoring & Performance:
  • Monitor CPU, memory, storage, and application performance.
  • Analyze logs and troubleshoot performance issues.
  • Configure monitoring and alerting tools.
Network & Authentication:
  • Troubleshoot firewall, port, and connectivity issues.
  • Resolve AD, LDAP, and Kerberos authentication problems.
  • Support identity and access management integrations.
Incident Management:
  • Provide L2/L3 production support.
  • Perform root cause analysis (RCA).
  • Resolve application compatibility and runtime issues.
  • Implement preventive measures for recurring incidents.
Required Experience:
  • 15+ years of Windows & Linux Administration.
  • Strong expertise in RHEL, CentOS, Ubuntu, and Windows Server.
  • Hands-on experience with VMware/Hyper-V.
  • Experience supporting enterprise production environments.
  • Strong troubleshooting and incident management skills.
Preferred:
  • Enterprise Monitoring Tools
  • Vulnerability Management Tools
  • Automation/Scripting (PowerShell, Bash)
  • ITIL / Change Management Experience
Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.
  • Dice Id: 91170649
  • Position Id: 26-05382
  • Posted 3 hours ago

Company Info

About Thunderhawk Technology Partners

Thunderhawk Technology Partners is a woman and minority-owned business, headquartered in Atlanta, GA, committed to reshaping the future of our workforce. Our story is one of passion and purpose, built on decades of experience in workforce management and a shared belief in empowering talent. We are dedicated to delivering innovative solutions that drive client success while fostering an inclusive culture where our employees thrive.

With both global reach and local expertise, we offer a range of services across Technology, Engineering, Business Operations, and Healthcare. Our commitment to diversity, equity, and inclusion is at the heart of what we do, reflected in programs like Warrior to Workforce, Returnship (EmpowerHer, Pathway to Success, Experience Matters) and Neuro-Inclusion.

At Thunderhawk, we treat people with care and respect, striving to build high-performing teams that reflect the values of our clients and the communities we serve. Let us be your trusted partner in shaping a more inclusive and successful future for your organization.

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