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IT Support Specialist (Systems and Infrastructure)

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Shrewsberry & Associates

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Location:
United States , Indianapolis

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Category:
IT - Administration

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Contract Type:
Not provided

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Salary:

80000.00 - 85000.00 USD / Year
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Job Description:

The IT Support Specialist (Systems & Infrastructure) is a senior technical role responsible for Tier 3 systems administration, cloud services, infrastructure support, and escalated troubleshooting.

Job Responsibility:

  • Administer and support Microsoft 365, Azure AD / Entra ID, and identity services
  • Manage Windows Server environments, virtualization, storage, and backups
  • Oversee patch management, system updates, and preventive maintenance
  • Monitor and support backup and disaster recovery systems, including testing restores
  • Support network infrastructure, including switches, firewalls, VPNs, and Wi-Fi (in coordination with MSP as needed)
  • Assist with endpoint management, Intune policies, device compliance, and security configurations
  • Support cybersecurity initiatives, vulnerability remediation, and compliance readiness (including CMMC)
  • Serve as the primary escalation point for Tier 2 helpdesk issues
  • Assist with complex end-user issues when standard troubleshooting is insufficient
  • Coordinate with the MSP on Tier 4 issues, cybersecurity events, and major infrastructure changes
  • Provide technical guidance and mentoring to Tier 2 support staff
  • Assist with IT projects and rollouts as assigned
  • Other IT duties as assigned
  • Participate in and lead infrastructure projects, migrations, and upgrades
  • Maintain accurate IT documentation, SOPs, system diagrams, and configurations
  • Assist with vendor management, licensing reviews, and cost optimization
  • Contribute to long-term IT strategy and roadmap planning

Requirements:

  • 5+ years of experience in systems administration or advanced IT support
  • Associates degree or higher in Information Technology, Computer Science, or a related field and/or current CompTIA A+
  • Required Certification Network+, Security+ and/or CCNA
  • Strong experience with Microsoft 365, Azure AD, and Windows Server
  • Experience with virtualization, backups, patching, and infrastructure monitoring
  • Solid understanding of networking concepts (DNS, DHCP, VLANs, firewalls, VPNs)
  • Ability to troubleshoot complex technical issues independently
  • Strong documentation and communication skills
  • The successful candidate must be able to work independently, manage complex technical issues, and take ownership of systems administration responsibilities with minimal supervision
  • Weekends as needed

Additional Information:

Job Posted:
February 04, 2026

Work Type:
On-site work
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