IT Systems Administrator

Position Summary

S&P Air Control is seeking a highly motivated and detail-oriented IT Systems Administrator to support and maintain the company's multi-site infrastructure.

Key Responsibilities

• Administer and maintain physical and virtual server environments, including on-premises and cloud-based Windows and Linux systems
• Manage and monitor backup systems, including scheduling, verification, and periodic recovery testing
• Administer Active Directory, Group Policy, identity management, and access controls
• Serve as Tier 2/3 escalation support and assist with Tier 1 support as needed
• Manage and resolve tickets within SLA requirements with clear and accurate documentation
• Plan and execute infrastructure improvements and projects, including upgrades, deployments, and migrations
• Maintain system documentation, SOPs, diagrams, and inventory records

Performance Expectations

• Demonstrates professionalism, integrity, and accountability in all responsibilities
• Takes ownership of assigned systems, tasks, and issues through to resolution without the need for follow-up
• Maintains consistent reliability in attendance, responsiveness, and daily operations
• Communicates clearly and effectively with technical and non-technical stakeholders
• Maintains a high level of accuracy, organization, and attention to detail
• Effectively prioritizes and manages multiple responsibilities in a fast-paced environment
• Proactively identifies risks, inefficiencies, and opportunities for improvement
• Contributes actionable recommendations and follows through on implementation
• Upholds security, compliance, and operational best practices across all systems

Qualifications

• Bachelor's degree in Information Technology, Computer Engineering, or related field preferred, or equivalent experience/certifications
• 3+ years of experience in IT systems administration
• Strong experience with Windows Server, Active Directory, and endpoint management
• Strong understanding of networking fundamentals (VLANs, routing, policies, and subnetting)
• Experience troubleshooting complex infrastructure and system issues
• Strong documentation and organizational skills

Technical Experience

• 2+ years of experience with Microsoft 365 administration (Entra, Intune, Defender, Azure)
• 2+ years of experience with virtualization platforms (Hyper-V, VMware, Proxmox, etc.)

Preferred Experience

• Powershell scripting and task automation
• Experience with managing ERP systems (Infor Syteline)
• Enterprise network platforms (Cisco, Fortinet, Palo Alto, UniFi)
• VoIP systems (3CX, 8x8, or similar PBX solutions)

Physical Requirements

• Ability to lift and transport IT equipment up to 50 pounds
• Ability to assemble, rack, and install hardware as needed

Work Environment

• This position is on-site in Chattanooga, TN, with occasional travel to other company locations
• This role may require participation in an on-call rotation and occasional after-hours work to support maintenance, upgrades, or critical incidents