Senior Network Engineer

Greenlight Networks is a Fiber to the Home Internet Service Provider (ISP) dedicated to delivering high-quality internet connectivity and innovative network solutions to businesses and residential customers. We are seeking an experienced and highly skilled Senior Network Engineer to join our dynamic team and play a key role in designing deploying and maintaining our high-performance network infrastructure.

As a Senior Network Engineer at Greenlight Networks you will be responsible for ensuring the reliability scalability and security of our network infrastructure. You will lead the design implementation and optimization of core network systems working closely with cross-functional teams to support our rapidly growing customer base. This position requires expertise in both ISP-specific networking technologies and advanced troubleshooting skills to maintain a high level of service quality.

Essential Functions:

• Lead the design planning and implementation of complex large-scale ISP networks including routing switching and IP/MPLS architecture.
• Collaborate with other engineering teams to define network architecture and solutions that meet the companys performance security and scalability requirements.
• Oversee the deployment of new network services upgrades and enhancements ensuring minimal disruption to customers.
• Continuously monitor network performance and proactively identify areas for improvement in efficiency reliability and latency.
• Optimize network routes and configurations to enhance traffic flow and minimize congestion ensuring optimal performance for all users.
• Installation of POP equipment and jumpers for new customer turnups. This includes installation of jumpers for all POP/Datacenter devices as well as cross connects and new PON activation.
• Act as the escalation point for network-related issues providing expertise in identifying and resolving complex network problems.
• Perform root cause analysis for network outages or disruptions ensuring rapid resolution and the implementation of corrective actions to prevent recurrence.
• Coordinate with network monitoring tools and software to provide real-time network performance visibility.
• Implement and enforce network security measures to protect sensitive data and ensure compliance with regulatory requirements.
• Regularly assess the network infrastructure for potential security vulnerabilities and implement mitigation strategies.
• Maintain up-to-date documentation of network topologies configurations and processes.
• Prepare and deliver reports on network performance uptime and incidents to management and stakeholders.
• Provide leadership and mentoring to junior network engineers guiding them through technical challenges and professional development.
• Collaborate with other teams such as IT software engineering and customer support to integrate network services with other systems and applications.

Knowledge Skills and Abilities Required:

• Strong knowledge of routing protocols (BGP OSPF EIGRP) and Layer 2/Layer 3 network protocols.
• Hands-on experience with ISP-specific technologies such as IP/MPLS VPNs QoS and traffic shaping.
• Strong communication and interpersonal skills.
• Familiarity with network management tools and network monitoring platforms.
• Exceptional diagnostic and troubleshooting skills particularly with large-scale ISP networks.
• Ability to work under pressure and manage critical issues during outages or disruptions.
• Strong communication skills capable of presenting complex technical issues to both technical and non-technical stakeholders.
• Ability to work effectively in a collaborative team environment and handle multiple priorities.

Other Requirements:

• Education: Bachelors degree in Computer Science Information Technology Network Engineering or a related field (or equivalent experience).
• 5 years of experience in network engineering with at least 3 years in an ISP environment or similar large-scale networking setup.
• Advanced certifications such as CCNP CCIE JNCIP or equivalent are preferred.
• A valid drivers license acceptable driving record and the ability to maintain insurability under the companys auto policy are essential.

Compensation:

Our job titles may span more than one career level. The annual pay range for this position is $114K - $130K. The actual salary offered to a candidate may be influenced by a variety of factors such as: training transferable skills work experience education business needs market demands and work location. The base pay range is subject to change and may be modified in the future. More information on offered benefits which include health welfare and retirement are available at This position may require occasional evening or weekend work for emergency repairs or project completion.

This description is not designed to cover or contain a comprehensive listing of activities duties or responsibilities that are required of the employee. Duties responsibilities and activities may change or new ones may be assigned at any time with or without notice.

Required Experience:

Senior IC