Network Administrator

Fessler & Bowman Inc•Holly, MI

48d

About The Position

This role is the technical backbone of F&B’s IT infrastructure, responsible for ensuring the reliability and performance of network connections, Microsoft 365 and Azure services, security patches, and data recovery. The Network Administrator manages the underlying systems that support daily operations, preventing business disruptions through proactive monitoring, maintenance, security practices, and problem resolution. This position also serves as the Tier 2 and Tier 3 escalation point for the IT Support Specialist, resolving complex issues, documenting solutions, and helping to develop the Specialist's capabilities. The Senior Manager should be able to trust this role to maintain infrastructure security and uptime with minimal oversight and to proactively identify potential issues.

Requirements

5–10 years of progressive network and systems administration experience.
Microsoft 365 Administrator and Azure Administrator Associate certifications (active, or equivalent).
Advanced network administration skills (switching, firewalls, wireless, VPN, multi-site).
Cybersecurity operations experience.
Experience with enterprise endpoint management (Intune or equivalent).
Proven backup administration with tested recovery.
CompTIA Network+ and Security+ (or equivalent).
Experience with identity & access administration.
Experience with firewall & network security.
Experience with endpoint management administration.
Experience with disaster recovery & business continuity.

Responsibilities

Ensure reliable network connections across offices, project sites, and field locations.
Install, configure, monitor, and troubleshoot switches, firewalls, wireless access points, VPNs, and internet connectivity.
Coordinate network upgrades, capacity improvements, and new site connectivity.
Limit network traffic to approved connections and enable port security for managed hardware.
Administer Microsoft 365, Azure, on-premises servers, storage, and core enterprise platforms, including accounts, permissions, access controls, performance, and availability.
Apply updates, patches, and upgrades on schedule and support integrations with Procore, HRIS, ERP, and payroll systems.
Manage the device fleet through enterprise endpoint management, including deployment, security compliance, lifecycle planning, and asset inventory.
Monitor security alerts, vulnerabilities, and threat activity, implementing controls and remediating within SLAs.
Manage endpoint protection, identity and access management, and security tooling.
Support audits, assessments, and incident response.
Escalate significant security events to the Senior Manager immediately.
Manage security policies for devices, user and service accounts, and network traffic.
Own backup integrity and disaster recovery readiness, including monitoring jobs, validating completion, testing recovery, and maintaining DR documentation.
Maintain proactive monitoring across all environments to identify performance degradation, capacity concerns, and failure indicators.
Plan capacity ahead of organizational growth.
Serve as the technical escalation resource for the IT Support Specialist, resolving complex issues, documenting root causes, and improving support processes.
Coach the IT Support Specialist through unfamiliar problems and share the reasoning behind solutions.
Document all solutions to capture institutional knowledge and prevent single points of failure.