Network Engineer

City of Norwalk, Connecticut; Norwalk (CT); On-site; USD 110,000 - 150,000; Full time

Job summary

City of Norwalk seeks a senior network engineer to design, implement, secure, and maintain the City’s enterprise data and voice networks across multiple facilities and remote sites. This on-site role requires hands-on expertise to support mission-critical public safety and municipal operations.

You will lead network projects, optimize infrastructure, and ensure reliability, security, and disaster recovery readiness in collaboration with IT staff, vendors, and City departments.

Qualifications

• Bachelor's degree in CS/IT or related field; Master’s preferred.
• At least 8 years of experience in network engineering.
• Experience designing, implementing, and managing complex enterprise networks.
• CCNA preferred; Security+, CISSP and cloud certifications are advantageous.

Responsibilities

• Design, implement, operate, and support high-availability network infrastructure.
• Lead network-related projects, upgrades, and integrations.
• Conduct capacity planning and plan for future growth.
• Ensure security, compliance, and disaster recovery readiness.
• Coordinate with IT staff, vendors, and City departments.

Skills

Network engineering

CCNA

Security certifications

AWS/Azure

Windows Active Directory

Routing & switching

Education

Bachelor's degree in CS/IT or related field

Master's degree preferred

Tools

Cisco IOS

Windows Server / Active Directory

Firewall management tools

Router/Switch hardware

Job description

Description Of Work

Position Definition: Designs, implements, secures, and maintains the City’s enterprise data, voice, and wireless network infrastructure across multiple facilities and remote sites. This position requires a senior-level network professional with strong hands‑on expertise, the ability to support mission‑critical public safety and municipal operations, and the capacity to collaborate across IT, vendors, and City departments to deliver resilient, secure, and scalable network services.

General Duties

Design, implement, operate, and support complex, high-availability network infrastructure supporting City operations. Ensure network reliability, performance, security, and resilience, including during emergencies and disaster recovery scenarios. Serve as a technical lead on network-related projects, upgrades, and integrations. Participate in planning and execution of infrastructure modernization initiatives.

• Network Architecture Design: Design and implementation of scalable, secure, and high-performance network architectures. Collaborate with cross-functional teams to understand business requirements and translate them into effective network solutions.
• Implementation and Optimization: Deploy and configure advanced networking hardware and software components. Continuously optimize network configurations to enhance performance, reliability, and security. Implement and manage advanced routing and switching protocols.
• Security and Compliance: Develop and implement robust security measures to safeguard the organization’s network infrastructure. Ensure compliance with industry regulations and best practices related to network security.
• Firewall and Intrusion Prevention: Design, configure, and manage firewall and intrusion prevention systems to protect against unauthorized access and malicious activities. Regularly review and update firewall rules to align with security policies.
• Endpoint Security Integration: Collaborate with endpoint security teams to ensure seamless integration of network security measures with endpoint protection strategies. Implement network-based controls to enhance overall endpoint security.
• Troubleshooting and Resolution: Provide support for complex network issues, conducting root cause analysis and implementing effective solutions.
• Capacity Planning: Conduct regular capacity assessments and plan for network expansion to meet future business needs. Collaborate with other teams to ensure network resources align with organizational growth.

Supervised by: Receives general direction from the director of Information Technology or his/her designate

Required Knowledge, Skills And Abilities

Ability to

• communicate effectively both verbally and in writing with IT staff, vendors, and users.
• plan, coordinate, and supervise the work of others.
• deal effectively with others in team/workgroup activities.
• understand and carry out technically complex oral and written instructions

Thorough knowledge of concepts, techniques, and methods of:

• configuring, implementing, and maintaining local and wide area voice and data networks;
• connectivity and interoperability;
• a variety of protocols (IPC/SPX, TCP/IP, SNA);
• architecture (router, bridges, hubs, switches);
• operating systems (Windows /Active Directory);
• Internet connectivity and firewall security; and
• Cable plant (copper and fiber) design and maintenance, IDF and MDF

Minimum Qualifications

• Bachelor's degree in Computer Science, Information Technology, or a related field. (Master’s degree is preferred).
• Minimum of 8 years of experience in network engineering roles.
• Proven experience in designing, implementing, and managing complex enterprise-level networks.
• Certifications: Cisco Certified Network Associate (CCNA) preferred, additional certifications in security (e.g., Security+, CISSP) and cloud platforms (e.g., AWS, Azure) are advantageous.

Special Licenses/Certifications AND/OR Supplemental Information

Note: The above is illustrative of tasks and responsibilities. It is not meant to be all-inclusive of every task and responsibility. Will be required to carry a cellphone in the performance of duties. Is considered essential personnel in emergency situations.

This position is fully on-site in Norwalk, CT

Grade 21; NMEA

The City of Norwalk is an Affir