Systems Administrator

Addison Group
Oklahoma City, OK, United States
4 days ago
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Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Compensation
$65,000.0 - $90,000.0
Working hours
Regular working hours
Job source

Tech stack

Microsoft Windows Apple Mac Systems Microsoft Online Services Linux Disaster Recovery Domain Name System (DNS) Multi-Factor Authentication Network Architecture Network Administration Performance Tuning VMware Infrastructure Virtual Machines
+8 more
VMware VSphere Network Routers Firewalls (Computer Science) Vcenter Wireless Technologies Server Operating Systems & Platforms User Accounts Vmware

Job description

We’re looking for a well-rounded, hands-on Systems Administrator to manage our network and virtual infrastructure while providing full-spectrum IT support. In this small, collaborative IT team, you’ll support a wide range of systems and technologies, handling everything from Tier 1 help desk tickets to advanced VMware administration, Microsoft 365 support, and disaster recovery.

This role is ideal for someone who has supported small to medium-sized businesses or has worked in an outsourced IT environment, where versatility and exposure to diverse platforms are part of the day-to-day role., * Administer VMware, vSphere, and vCenter environments, including virtual machine provisioning, patching, and performance optimization

  • Manage and support Microsoft 365 services, including user accounts, access controls, and security features
  • Support and maintain Windows, Linux, and macOS systems across server and endpoint environments
  • Manage network infrastructure including switches, routers, firewalls, and wireless systems to ensure uptime and reliability
  • Oversee backup, recovery, and disaster recovery processes to protect critical business data
  • Maintain endpoint security, multi-factor authentication, DNS-level protections, and system hardening
  • Provide Tier 1-3 support for hardware, software, and system issues across the organization
  • Document systems, configurations, and procedures while identifying opportunities for process improvement
  • Balance daily support needs with long-term infrastructure stability and optimization efforts

Requirements

  • Hands-on experience with virtual machines and virtualized server environments
  • Experience administering Microsoft 365 in a production environment
  • Working knowledge of Linux and macOS alongside Windows systems
  • Strong background in network administration and troubleshooting
  • Experience supporting small to mid-sized environments or outsourced IT models
  • Ability to take initiative, prioritize tasks, and operate independently in a small-team setting
  • Strong problem-solving, communication, and documentation skills

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