Network Administrator

Do you believe no challenge is too complex to solve? You’ll fit right in at U.S. Engineering Holdings. We deliver award-winning mechanical contracting, construction, service, and maintenance solutions with a focus on performance and innovation. Our team of skilled and collaborative professionals drives every project from preconstruction through final testing, always aligned with our clients’ goals.

The Network Administrator is responsible for designing, implementing, and maintaining the organization’s network infrastructure to ensure secure, reliable connectivity across offices, jobsites, and remote locations. This role ensures critical systems are accessible and supported, provides day-to-day network operations, and plays a key role in supporting field-based connectivity, low-voltage projects, and infrastructure planning.

• Manage and maintain all aspects of local area networks (LANs), wide area networks (WANs), and wireless networks across the organization.
• Configure, monitor, and support network hardware including firewalls, routers, switches, and VPN devices.
• Contribute to network design and long-term capacity planning to ensure scalability and performance.
• Troubleshoot and resolve connectivity issues for internal systems and end users.
• Manage core networking services including DNS, DHCP, and IP address management.
• Maintain up-to-date network documentation including diagrams, IP schemas, and hardware inventory.
• Collaborate with the broader IT team on infrastructure support including servers, cloud services, and jobsite equipment.
• Provide after-hours support for critical issues and during scheduled maintenance windows.
• Manage all internet service providers (ISPs) and associated services across offices and jobsites.
• Oversee jobsite connectivity, including installation and tracking of networking equipment, internet services, and cabling.
• Contribute to IT support and infrastructure projects involving users and equipment at jobsite locations.
• Manage and support physical and logical security systems, including security cameras and monitoring systems.
• Lead and manage low-voltage infrastructure projects (e.g., Audio/Video, structured cabling).
• Administer and maintain the organization’s VPN solution.
• Manage all audio-visual technology across office and field environments.
• Oversee Microsoft Teams-based phone system including configuration and support.
• Identify, vet, and manage vendor relationships for technology and infrastructure services.

• Associate’s or Bachelor’s degree in Information Technology, Computer Networking, or a related field; equivalent experience considered.

• 3–5 years of experience in a network administration role with progressive responsibility.
• Strong knowledge of networking protocols and technologies (TCP/IP, VLANs, routing, switching, firewalls).
• Experience managing VPNs, DNS, DHCP, and Microsoft networking environments.
• Proficiency with network hardware from vendors such as Cisco, Ubiquiti, Fortinet, or similar.
• Solid understanding of physical networking (cabling, patch panels, IDFs/MDFs, etc.).
• Experience with audio-visual systems, security systems, and low-voltage installations.

• Ability to configure, monitor, and troubleshoot network devices and systems.
• Effective documentation skills for diagrams, inventories, and technical procedures.
• Strong analytical and diagnostic skills for resolving network and connectivity issues.
• Project coordination and vendor management experience.
• Clear and professional communication skills for working with technical and non-technical stakeholders.
• Work independently and manage multiple priorities with minimal supervision.
• Respond to off-hours support needs and scheduled maintenance windows.
• Collaborate effectively with IT team members on shared infrastructure initiatives.
• Adapt to evolving technologies and recommend improvements or upgrades.

• Frequent use of computer, including keyboarding, viewing monitor, etc.
• Travel to remote offices and jobsites as needed to support technological deployments, upgrades, and troubleshooting.
• Occasional…