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Birns telecommunications, Inc.

Birns telecommunications, Inc.

via Indeed

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Network Administrator

Brooklyn, NY
Full-time
Posted 1/15/2026
Verified Source
Key Skills:
Networking fundamentals (TCP/IP, VLANs, routing, switching)
Microsoft environments
VMware

Compensation

Salary Range

$67K - 81K a year

Responsibilities

Support and maintain internal network, administer Microsoft systems, support VMware environments, and troubleshoot network issues.

Requirements

2-3 years of IT or network administration experience, knowledge of Cisco switches, SonicWall firewalls, and ability to support customer networks.

Full Description

This position is focused primarily on supporting and maintaining our internal network environment of approximately 70–100 users. The environment is largely Microsoft-based, includes VMware virtualization, and is supported by an on-premises data center. After an initial onboarding/probation period, the role will transition into customer network implementation and support. This is a hands-on network administrator role intended for someone with solid fundamentals and the ability to grow into customer-facing responsibilities. PRIMARY RESPONSIBILITIES: • Support and maintain internal network • Administer Microsoft-based systems and services • Support VMware virtual environments • Manage and troubleshoot network switching (primarily Cisco) • Configure and maintain firewalls (primarily SonicWall; experience with other GUI-based firewalls preferred) • Support on-premises data center operations • Perform general network troubleshooting and maintenance EXPANDED RESPONSIBILITIES: • Deploy and support customer networks • Configure and support customer routing, switching, and firewall environments • Work with platforms such as Ubiquiti EdgeRouters, Peplink, Cradlepoint, and similar technologies • Provide phone and on-site support for local customers • Assist with customer network upgrades, troubleshooting, and ongoing support EXPERIENCE AND SKILLS: • 2–3 years overall experience in IT or network administration • Strong understanding of networking fundamentals (TCP/IP, VLANs, routing, switching) • Experience working in Microsoft environments • Working knowledge of VMware • Experience with Cisco switches preferred • Experience with SonicWall or other GUI-based firewalls • Ability to perform basic cabling, patching, and rack/closet work is a plus • Experience with VoIP systems and SIP phones is a strong bonus REQUIREMENTS: • Valid driver’s license • Ability to travel locally to customer sites • Strong communication skills • Comfortable providing phone and in-person support • Professional demeanor when working with customers LONG-TERM EXPECTATIONS: • Approximately 60% internal systems and 40% customer support • First 3 months: primarily internal network and systems work while learning the environment POSITION DETAILS: • Full-time • On-site with local travel. Job Type: Full-time Pay: $67,086.61 - $80,792.48 per year Benefits: • Paid time off Work Location: In person

This job posting was last updated on 1/21/2026

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