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Lead Network Engineer

Job Title: Lead Network Engineer

Department:  Information Tchnology

Reports to: Director - Network Technology
Location: In Office, Orange CT

The base salary range for this position is dependent upon experience and location, ranging from: $138,343.20 - $172,929

Job Summary

We are seeking a highly skilled Senior Network Engineer to design, implement, manage, and optimize our large-scale, complex network infrastructure spanning 350+ locations. This role involves managing MPLS, Dedicated Internet Access (DIA), point-to-point circuits (P2P), Cloud Connects, AWS Direct Connect, and Azure ExpressRoute, along with implementing IPSec VPN, advanced routing (BGP, EIGRP), security policies (NAT, ACLs, route maps), and network automation.

The ideal candidate will also be responsible for proactive network monitoring, performance analysis, and security visibility using tools like SNMP-based monitoring, ExtraHop, and other network analytics platforms to ensure optimal uptime, security, and efficiency.

Key Responsibilities

  • Architect, deploy, and optimize a scalable, highly available, and secure enterprise network across 350+ locations.

  • Design and maintain MPLS, DIA, P2P circuits, AWS Direct Connect, and Azure ExpressRoute to ensure high-performance connectivity.

  • Engineer and support IPSec VPN tunnels for secure remote access and inter-site connectivity.

  • Implement advanced routing policies using BGP, EIGRP, OSPF, static routes, prefix lists, ACLs, and route maps.

  • Design and maintain enterprise wireless solutions including Cisco WLCs and Access Points.

  • Administer and maintain Cisco routers (ISR, ASR) and switches (Catalyst, Nexus).

  • Manage Infoblox DDI (DNS, DHCP, IPAM) for resilient name resolution.

  • Configure and maintain Cisco ISE for network access control and authentication policies.

  • Oversee network performance monitoring, SNMP-based alerting, and traffic analysis.

  • Utilize ExtraHop and other deep packet inspection (DPI) tools for real-time traffic visibility and network security monitoring.

  • Troubleshoot network issues, latency, packet loss, and performance bottlenecks across WAN, LAN, and cloud interconnects.

  • Enforce AAA, TACACS+, RADIUS, and 802.1X authentication policies.

  • Develop and enforce firewall policies, NAT configurations, and access control lists (ACLs).

  • Ensure compliance with ISO 27001, NIST, PCI-DSS, and other industry security frameworks.

  • Work with Security Operations (SOC) teams to mitigate threats, monitor anomalies, and secure network boundaries.

  • Deploy and maintain SNMP-based monitoring solutions (SolarWinds, PRTG, Thousand Eyes, Cisco DNA Center, etc.).

  • Implement ExtraHop for deep packet analysis, application monitoring, and network anomaly detection.

  • Automate network tasks using Python, Ansible, Terraform, or equivalent.

  • Optimize QoS policies, WAN acceleration, and traffic engineering techniques to enhance application performance.

  • Perform capacity planning and proactive performance analysis to optimize network usage and prevent congestion.

  • Design, deploy, and manage hybrid cloud network architectures in AWS and Azure.

  • Implement AWS Direct Connect and Azure ExpressRoute for high-speed cloud connectivity.

  • Optimize cloud Networks, VPN peering, and virtual network gateways.

  • Maintain up-to-date network documentation, topology diagrams, and runbooks.

  • Collaborate with IT, Security, and Infrastructure teams to align network initiatives with business objectives.

  • Provide technical mentorship to junior network engineers and cross-functional teams.

Required Qualifications & Skills

  • 8-10 years of hands-on experience in network engineering, architecture, and operations.

  • Strong expertise in MPLS, DIA, P2P circuits, AWS Direct Connect, and Azure ExpressRoute.

  • Deep knowledge of routing protocols (BGP, EIGRP, OSPF), IPSec VPN, NAT, ACLs, route maps.

  • Extensive experience with Cisco routers (ISR, ASR) and switches (Catalyst, Nexus).

  • Proficiency in network monitoring and SNMP-based solutions (SolarWinds, PRTG, ThousandEyes, Cisco DNA Center, etc.).

  • Hands-on experience with ExtraHop for deep packet inspection and traffic analytics.

  • Experience with Infoblox (DNS, DHCP, IPAM) and Cisco ISE (802.1X, NAC, authentication).

  • Strong knowledge of wireless networking (Cisco WLCs, Access Points, RF design, and security policies).

  • Scripting and network automation experience (Python, Ansible, Terraform, or equivalent tools).

  • Ability to analyze packet captures, NetFlow, SNMP logs, and real-time network telemetry.

Preferred Certifications

  • Cisco CCNP / CCIE (Enterprise, Security, or Service Provider)

  • AWS Advanced Networking Specialty

  • Microsoft Certified: Azure Network Engineer Associate

  • ExtraHop Certified Professional (ECP)

  • Infoblox Core DDI Certification

Company:

THE SOUTHERN CONNECTICUT GAS COMPANY

Mobility Information

Please note that any applicant who is not a citizen of the country of the vacancy will be subject to compliance with the applicable immigration requirements to legally work in that country.

At Avangrid we provide fair and equal employment and advancement opportunities for all employees and candidates regardless of race, color, religion, national origin, gender, sexual orientation, age, marital status, disability, protected veteran status or any other status protected by federal, state, or local law.
If you are an individual with a disability or a disabled veteran who is unable to use our online tool to search for or to apply for jobs, you may request a reasonable accommodation by contacting our People and Organization department at careers@avangrid.com.

Avangrid employees may be assigned a system emergency role and in the event of a system emergency, may be required to work outside of their regular schedule/job duties. This is applicable to employees that will work in Connecticut, Maine, Massachusetts, and New York within Avangrid Network and Corporate functions.  This does not include those that will work for Avangrid Power.

Job Posting End Date:

April-30-2025

Average salary estimate

$155636 / YEARLY (est.)
min
max
$138343K
$172929K

If an employer mentions a salary or salary range on their job, we display it as an "Employer Estimate". If a job has no salary data, Rise displays an estimate if available.

What You Should Know About Lead Network Engineer, iberdrola

Join THE SOUTHERN CONNECTICUT GAS COMPANY as a Lead Network Engineer in Orange, CT, where your expertise in network engineering will help us connect over 350 locations across our vast enterprise network. In this exciting role, you'll be designing and optimizing our network infrastructure, working with technologies like MPLS, AWS Direct Connect, and Azure ExpressRoute to ensure seamless, high-performance connectivity. You'll actively implement security protocols and advanced routing policies while monitoring network performance using industry-leading tools. The team looks forward to your proactive approach in identifying bottlenecks and optimizing performance with the latest automation technologies such as Python and Ansible. This position not only offers a fantastic opportunity for professional growth and technical mentorship but also allows you to collaborate closely with our IT and Security teams to ensure robust, secure network environments. If you’re passionate about enhancing network efficiency and have a curious mind for technology, we want to hear from you. Come and make your mark with us, where your skills will not only be valued but essential in driving our company’s technology forward.

Frequently Asked Questions (FAQs) for Lead Network Engineer Role at iberdrola
What responsibilities does a Lead Network Engineer at THE SOUTHERN CONNECTICUT GAS COMPANY have?

As a Lead Network Engineer at THE SOUTHERN CONNECTICUT GAS COMPANY, you'll design, implement, and optimize our extensive network infrastructure across 350+ locations. This includes configuring MPLS and cloud technologies like AWS Direct Connect and Azure ExpressRoute, managing IPSec VPNs for secure connectivity, and troubleshooting network issues to ensure high uptime and performance.

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What qualifications are required for the Lead Network Engineer position at THE SOUTHERN CONNECTICUT GAS COMPANY?

Candidates for the Lead Network Engineer role at THE SOUTHERN CONNECTICUT GAS COMPANY should possess 8-10 years of hands-on experience in network engineering. A strong background in MPLS, DIA, advanced routing protocols like BGP and EIGRP, along with proficiency in Cisco routers and switches is essential. Familiarity with network automation tools like Python and Ansible will be advantageous.

Join Rise to see the full answer
How does a Lead Network Engineer support security at THE SOUTHERN CONNECTICUT GAS COMPANY?

In the Lead Network Engineer role at THE SOUTHERN CONNECTICUT GAS COMPANY, you'll enforce security policies including NAT configurations and access control lists. By collaborating with the Security Operations teams, you’ll help mitigate threats and ensure compliance with industry standards like ISO 27001 and PCI-DSS, all while maintaining a secure network infrastructure.

Join Rise to see the full answer
What tools and technologies should a prospective Lead Network Engineer be familiar with?

A prospective Lead Network Engineer at THE SOUTHERN CONNECTICUT GAS COMPANY should be well-versed in tools for network monitoring such as SolarWinds, PRTG, and ExtraHop. Familiarity with Infoblox for DNS and DHCP management, along with experience in cloud networking solutions, will be crucial to succeed in this role.

Join Rise to see the full answer
What opportunities for growth exist for Lead Network Engineers at THE SOUTHERN CONNECTICUT GAS COMPANY?

Lead Network Engineers at THE SOUTHERN CONNECTICUT GAS COMPANY can anticipate ample opportunities for professional growth. With a focus on mentorship and collaboration, you’ll work alongside experienced IT and Security teams, allowing you to further develop your skills in network design, optimization, and automation. Continuous learning and potential certification opportunities, such as CCNP or AWS certifications, will be encouraged.

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Common Interview Questions for Lead Network Engineer
Can you describe your experience with MPLS and how it applies to the Lead Network Engineer role?

In response to this question, highlight your direct experience with MPLS within large-scale network designs. Discuss specific projects where MPLS was implemented and the challenges you faced, as well as the solutions you provided to improve connectivity and performance.

Join Rise to see the full answer
What methods do you use to troubleshoot network performance issues?

Share specific tools and methodologies you employ for troubleshooting, such as analyzing packet captures or utilizing SNMP monitoring tools. Provide examples of past issues you’ve resolved and the impact of your actions on network reliability.

Join Rise to see the full answer
How do you ensure high availability in a network design?

Discuss your approach to designing a redundant network architecture, leveraging technologies such as load balancing, failover systems, and proactive monitoring solutions. Include any relevant examples of designs you've implemented to guarantee uptime.

Join Rise to see the full answer
What security measures do you implement when configuring routers and switches?

Emphasize your understanding of configuring security features including ACLs, NAT, and AAA protocols. Discuss how you collaborate with security teams to develop and enforce policies that protect the network infrastructure while allowing safe access.

Join Rise to see the full answer
Explain your experience with automation in network management.

Talk about any scripting and automation tools you've used, such as Python and Ansible, and how they've helped you streamline tasks. Providing concrete examples of automation projects or scripts that increased network efficiency will be beneficial.

Join Rise to see the full answer
Can you detail your experience with cloud networking?

Elaborate on your expertise with cloud platforms, particularly AWS and Azure. Discuss the challenges of integrating on-premise networks with cloud services and how you managed connections like AWS Direct Connect or Azure ExpressRoute.

Join Rise to see the full answer
How do you monitor network performance and detect anomalies?

Discuss the specific tools you’ve utilized for performance monitoring, citing tools like ExtraHop or SolarWinds. Emphasize any proactive measures you've taken based on analysis of data to improve performance or security.

Join Rise to see the full answer
What advanced routing protocols are you proficient in?

Highlight your practical knowledge of routing protocols such as BGP, EIGRP, and OSPF. Provide examples of complex routing configurations you’ve handled and the outcomes of your design choices.

Join Rise to see the full answer
Describe a time when you had to lead a team in a network project.

Use this opportunity to share a specific project that required leadership skills. Highlight how you coordinated with team members, resolved conflicts, and delivered results while meeting deadlines.

Join Rise to see the full answer
What do you think is the biggest challenge facing network engineers today?

Reflect on current trends in networking, such as security threats, cloud migration hurdles, or the shift towards more automated systems. Make sure to articulate your thoughts on how engineers can adapt and overcome these challenges.

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Full-time, on-site
DATE POSTED
April 4, 2025

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