Infrastructure & Network Manager

Montgomery County • Norristown, PA

2d • Onsite

About The Position

The Infrastructure and Network Manager leads the County’s Infrastructure and Networking team, supervising a 6–8 member team responsible for the operation, maintenance, and modernization of all County network infrastructure, dark fiber optical rings, physical and virtual server environments, and the county’s use of Microsoft Azure cloud platform. This position coordinates the infrastructure and networking team on projects, performs capacity planning for projects, and ensures completion and maintenance of documentation. The Infrastructure and Network Manager coordinates the work of the team to ensure network availability and resiliency, infrastructure lifecycle management, and documenting and tracking infrastructure requirements for capital project funding and for on-going departmental facility relocations. The Infrastructure and Network Manager works cooperatively with the Network Security Administrator to support network security operations, including firewall rule changes, change controls compliance, subnet isolation, security alert response, and administration of Microsoft 365 and Azure tenant security configurations. The Infrastructure and Network Manager partners with the CIO and Deputy CIOs to develop infrastructure capital budget requests and evaluate the performance of, and plan improvements to, the information technology infrastructure of the county.

Requirements

• Advanced knowledge of LAN/WAN architecture, TCP/IP, routing protocols, switching, and firewall administration in enterprise environments.
• Demonstrated experience with enterprise network platforms, specifically HP Aruba switching and wireless infrastructure and Palo Alto firewalls.
• Experience with physical and virtual server administration, including Hyper-V and storage area network (SAN) technologies.
• Proficiency with Microsoft 365 administration, including SharePoint, Exchange Online, Teams, Intune, and Defender.
• Demonstrated ability to develop and maintain infrastructure documentation including network architecture diagrams, SOPs, and change control records.
• Experience with enterprise backup solutions and disaster recovery planning.
• Demonstrated ability to manage multiple concurrent projects and competing priorities.
• Practical experience coordinating infrastructure work with facilities management.
• Associate’s degree (2-year) in Information Technology, Computer Science, Network Administration, or related field.
• Minimum 8 years of experience in network infrastructure operations, systems administration, or IT infrastructure management.
• Minimum 2 years of experience in a team lead or coordination role with demonstrated ability to assign work, manage priorities, and develop staff capabilities.
• Must possess a valid driver’s license and be able to travel to county-operated facilities.
• Must be able to lift and carry up to 50 pounds.

Nice To Haves

• ITIL Foundation certification or demonstrated familiarity with ITIL service management practices.
• Microsoft Certified: Azure Administrator Associate (AZ-104).
• CompTIA Security+ (SY0-701).

Responsibilities

• Supervise and direct the tasks of a team of 6–8 Network Engineers and systems administrators.
• Coordinate and assign team workloads across network operations, server and cloud administration, and infrastructure project work.
• Act as a project lead and designate team members as project leads for infrastructure initiatives and maintain accountability for project communications, schedules, and documentation.
• Support professional development opportunities including cloud platforms, network security fundamentals, and infrastructure automation.
• Fully engage in the change management process for infrastructure, ensuring all configuration changes are documented with purpose, date, scope, and rollback procedures before implementation to meet compliance needs.
• Create and maintain standard operating procedures for managing projects and recurring infrastructure tasks to ensure consistency, enable cross-training, and single-staff dependencies.
• Enforce documentation standards for network architecture diagrams, system configuration records, and standard operating procedures (SOPs) in a centralized, organized repository.
• Ensure the stability, reliability, and performance of the County’s wired and wireless network services across 60+ buildings, targeting measurable improvements in network availability.
• Plan and execute network configuration changes to support shifting county facility locations, building renovations, and new construction, requiring proactive engagement with the Department of Assets and Infrastructure to maintain visibility into upcoming facility changes.
• Maintain visibility on the operations and status of all systems in colocation, on-premises, and cloud (Azure) environments, including physical servers, virtual machines, network storage devices, uninterrupted power supply (UPS), and backup systems.
• Act as product owner of Aruba Central and formalize network monitoring standards to enable proactive detection, MAC filtering, traffic anomaly detection, and alerting thresholds aligned with incident response procedures.
• Monitor and manage Azure environment utilization and costs, providing the CIO with visibility into cloud spending, capacity trends, and recommendations for expansion or optimization.
• Evaluate infrastructure workloads for cloud migration suitability and provide technical assessments to support CIO-led cloud strategy decisions.
• Serve as the operational owner of the County's Microsoft environment, including domain controllers, Active Directory, Entra ID, Microsoft 365 tenant configuration, and Azure or other commercial cloud platform services.
• Ensure foundational platform health, service configuration, licensing alignment, and feature enablement in coordination with the Network Security Administrator for security-related policy settings and tools.
• Coordinate with third-party network contractors to align their deliverables with construction timelines, reducing cost overruns, and scheduling conflicts for IT capital projects.
• Work with county capital project managers to ensure IT infrastructure requirements (network drops, wireless coverage, power, rack space, UPS) are captured early in facility design and renovation processes.
• Develop and maintain a comprehensive hardware asset inventory covering all network devices, servers, storage, and infrastructure components with documented lifecycle status.
• Support the CIO and Deputy CIOs in preparing capital budget submissions for infrastructure refresh, network expansion, and modernization projects.
• Conduct capacity planning to identify and address infrastructure bottlenecks before they affect business system operations or network performance.
• Coordinate with the Network Security Administrator to execute network-level security actions including firewall rule changes, VLAN segmentation, subnet isolation, and response to security alerts and support of MSPurview for eDiscovery and data classification.
• Support the operation and configuration of endpoint protection and other Microsoft tenant security tools in the team’s capacity as product owner for the Microsoft 365 and Azure tenant.
• Participate in incident response activities requiring infrastructure action, ensuring the team can rapidly isolate affected systems, preserve evidence, and restore services.
• Ensure infrastructure configurations align with security policies established by the Network Security Administrator.
• Maintain and periodically test disaster recovery plans for infrastructure systems, including the colocation facility and designated recovery site.
• Ensure backup systems (Commvault and Azure-based) operate within documented recovery point and recovery time objectives.

Benefits

• Montgomery County is an equal opportunity employer committed to creating a diverse and inclusive workplace. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, veteran status, or any other legally protected characteristic. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions of this position.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: Associate degree