Systems Analyst /Cisco Telecommunications Engineer- (OIT)

Morris County Government; New Jersey; On-site; USD 95,000 - 130,000; Full time

Job summary

The Morris County Government Information Technology department seeks an experienced IT professional to be the primary technical expert for the VoIP system, focusing on CUCM, SIP, and related networking. You will administer, upgrade, and troubleshoot the communications environment while coordinating with carriers and security teams.

In addition, you will support network infrastructure with Extreme Networks gear and manage Checkpoint firewalls, IDS/IPS, and Zero Trust initiatives to maintain high

Qualifications

• 3–5+ years of hands-on IT experience with Cisco telecom administration.
• In-depth CUCM, Unity, and SIP architecture experience.
• Strong networking knowledge (VLANs, TCP/IP) and Extreme Networks hardware experience.
• Security proficiency with enterprise firewall management and Checkpoint products.
• Proficient packet-level troubleshooting using Wireshark.
• Strong communication across technical and non-technical stakeholders.

Responsibilities

• Administer, upgrade, and troubleshoot CUCM environment daily.
• Manage SIP trunks, voice gateways, dial plans, and messaging integrations.
• Provision user extensions and configure IP phones.
• Troubleshoot voice, video, and UC issues.
• Coordinate with carriers and ISPs to resolve outages or manage circuit installations.
• Maintain network health and QoS for voice/video.

Skills

CUCM administration

SIP architecture

VoIP troubleshooting

Networking fundamentals

Extreme Networks hardware

Firewall management

Checkpoint security

Wireshark analysis

Clear communication

Tools

Cisco Unified Communications Manager

Extreme Networks gear

Check Point firewall

Wireshark

Job description

Brief Description of Job and Division/Department

We are seeking a highly skilled IT professional to serve as our primary technical expert for our VoIP telecommunications system, heavily focused on Cisco Unified Communications Manager (CUCM). While this role is telecom-centric, you will also play a critical supporting role in maintaining and troubleshooting our network infrastructure (with a preference for Extreme Networks experience) and managing our cybersecurity defenses (specifically Checkpoint products). The ideal candidate is a proactive problem-solver who can ensure high availability across all communication channels while providing foundational network and security troubleshooting support.

Reports To:

Infrastructure Manager

Core Responsibilities

Telecommunications (Cisco Systems) — Primary Focus

• Administer, upgrade, and troubleshoot the Cisco Unified Communications Manager (CUCM) environment as the core daily responsibility.
• Manage SIP trunks, voice gateways, dial plans, and unified messaging integrations.
• Provision new user extensions, configure hardware IP phones, and support softphone applications.
• Resolve escalated end-user voice, video, and unified communications issues.
• Coordinate with telecom carriers and ISPs to resolve outages or manage circuit installations.
• Monitor, maintain, and optimize the overall performance and health of the Cisco VoIP infrastructure.

Networking & Infrastructure — Troubleshooting & Support

• Maintain and troubleshoot LAN, WAN, and WLAN infrastructure across all county locations.
• Apply a solid understanding of network fundamentals to identify, isolate, and resolve latency, routing, or connectivity issues.
• Manage and troubleshoot network hardware, with a specific focus on Extreme routers, switches, and wireless controllers.
• Implement and verify Quality of Service (QoS) policies to prioritize critical traffic, particularly voice and video.
• Maintain accurate documentation of network architecture and IP schema.

Cybersecurity

• Manage, monitor, and tune enterprise firewalls, VPNs, and intrusion detection/prevention systems (IDS/IPS), utilizing Checkpoint security products.
• Monitor/Enforce access control policies, secure remote access solutions, and Zero Trust architecture principles.
• Monitor network traffic for anomalous behavior and assist in technical responses to security incidents.
• Ensure infrastructure compliance with relevant industry regulations (e.g., PCI-DSS, HIPAA, SOC 2).

Qualifications & Requirements

• Preferred Experience: 3–5+ years of hands-on IT experience, with a heavy concentration in Cisco telecom administration, supplemented by network troubleshooting and security operations.
• Telecom Expertise (Required): Proven, in-depth administrative experience with Cisco Call Manager (CUCM), Cisco Unity, and SIP architecture.
• Networking Knowledge: Solid foundational understanding of networking concepts (VLANs, routing protocols, TCP/IP) required for effective network troubleshooting. Hands-on experience with Extreme Networks hardware is highly preferred.
• Security Proficiency: Knowledge of enterprise security best practices and firewall management, with a strong preference for candidates experienced with Checkpoint products.
• Troubleshooting: Strong packet-level analysis skills using tools like Wireshark to diagnose complex voice, network, and security issues.
• Communication: Ability to explain complex technical issues clearly to non-technical stakeholders and leadership.

Preferred Certifications

• Telecom: Cisco CCNP Collaboration (highly preferred) or CCNA.
• Security: Checkpoint Certifications (e.g., CCSA, CCSE), CompTIA Security+, CISSP, or CISM.
• Networking: Extreme Networks Certifications (e.g., ECS) or similar foundational networking credentials.

Department - Information Technology

Job Location

30 Schuyler Place

Morristown, NJ 07960-5193