Infrastructure Administrator; Network & PC & Phone Administration
Job in
Hawthorne, Westchester County, New York, 10532, USA
Listed on 2026-02-12
Listing for:
The AES Group
Full Time
position Listed on 2026-02-12
Job specializations:
-
IT/Tech
Cybersecurity, IT Support, Systems Administrator, Network Security
Job Description & How to Apply Below
Location: Hawthorne
Role: Infrastructure Administrator (Network & PC & Phone Administration)
Location: Hawthorne, NY - Hybrid
Experience: 5+ years
Environment: Small to mid-sized site (approx. 65–70 users)
Why join us- High-impact role supporting core connectivity for an enterprise environment and multiple sites
- Hands-on ownership of LAN/WLAN operations with exposure to WAN/firewall coordination and security controls
- Strong collaboration with centralized infrastructure and security teams—work on refreshes, upgrades, and improvement initiatives
- Process-driven environment with formal change management, documentation standards, and audit-readiness practices
Network / Infrastructure Administrator to support a 60-75 user satellite office working closely with a centralized IT infrastructure and security team.
Need a steady, hands-on operator with strong enterprise networking fundamentals, capable of maintaining local network stability while adhering to corporate standards, security controls, and change management processes.
Responsibilities Network & Connectivity Support- Support and maintain local LAN/WLAN infrastructure, including Cisco switches and enterprise wireless access points
- Perform switch port configuration, VLAN assignments, and basic routing support
- Troubleshoot network connectivity, latency, and performance issues
- Coordinate with central IT on WAN, firewall, and segmentation changes
- Support firewall connectivity and security policies in coordination with the central security team
- Assist with audit preparation and remediation activities (SOX /security controls)
- Follow formal change management and documentation standards
- Provide senior-level escalation support for network and infrastructure incidents
- Support on-site hardware, VOIP phones, printers, and peripherals
- Coordinate ISP issues, circuit troubleshooting, and vendor escalations
- Serve as "smart hands" for centralized infrastructure and security teams
- Maintain accurate network diagrams and site documentation
- Partner with system administrators, security engineers, and vendors
- Participate in infrastructure refreshes and site-level improvement initiatives
- 5+ years in enterprise IT infrastructure or network administration
- Cisco switches and routers
- Enterprise Wi‑Fi (controller-based preferred)
- VLANs, TCP/IP, DNS, DHCP
- Experience supporting multi‑site or satellite office environments
- Familiarity with firewall concepts (Palo Alto exposure a plus)
- Experience working in regulated or compliance‑driven environments
- Excellent troubleshooting and communication skills
- Exposure to VMware environments
- Basic Azure networking awareness
- ITIL or change‑management experience
Ready to make an impact? Apply now and join us on our journey!
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