Network Operations Engineer II

Astreya • Denver, CO

4d • $75,240 - $118,800 • Onsite

About The Position

The Network Operations Engineer II (Tier 2 NOC Engineer) provides advanced troubleshooting, fault isolation, incident escalation, and network optimization for a globally distributed data center network. The role supports network infrastructure, routing, switching, and operational services, and serves as the primary escalation point for Tier 1 engineers, taking ownership of complex cases through resolution.

The position also supports incident response, monitoring, network changes, process improvement, and automation. It works with engineering, data center facilities, vendors, and asset management teams to resolve incidents, coordinate maintenance and hardware replacements, maintain operational documentation, and support network optimization and capacity planning.

Requirements

• Bachelor’s degree in Computer Science, Networking, or a related field, or equivalent experience; work experience may substitute for a degree.
• At least 5 years of network operations experience, focused on IP and/or optical networks.
• Expertise in data center networking, including rack installations, routers, switches, VLANs, and routing protocols such as BGP, OSPF, and MPLS.
• Strong experience troubleshooting Layer 1–3 network issues in a large-scale production environment.
• Hands-on experience with network monitoring tools such as SolarWinds, Nagios, PRTG, or similar.
• Advanced knowledge of troubleshooting IP transport/transmission networks and transceivers.
• Experience capturing and analyzing network traffic for troubleshooting.
• Proficiency with ticketing systems such as ServiceNow, Jira, or equivalent.
• Strong analytical and problem-solving skills, with the ability to work autonomously.
• Excellent communication and documentation skills for incident tracking and resolution.
• Ability to work in a fast-paced, mission-critical environment.
• Strong ownership, urgency, and drive in troubleshooting and resolving network issues.

Nice To Haves

• CCNP (Cisco Certified Network Professional) certification.
• JNCIP (Juniper Networks Certified Internet Professional) certification.
• ITIL v4 certification for incident and service management.

Responsibilities

• Operate and troubleshoot a globally distributed data center network, including routing and switching devices.
• Diagnose and resolve Layer 1–3 network issues, including network circuit, hardware, patch panel, optics, cabling, IP transport, and transmission problems.
• Take ownership of escalated cases from Tier 1 engineers and provide advanced Tier 2 support for data center network repair issues.
• Manage and escalate critical events, communicate with stakeholders, and support major incident initiation and resolution.
• Serve as the escalation point of contact during business hours for troubleshooting, tooling, and process issues.
• Provide hands-on support for network incidents and collaborate with engineering teams as needed.
• Coordinate with data center facilities teams on maintenance activities that affect network infrastructure.
• Monitor data center network ticket queues and alerts, and ensure timely, accurate responses and adherence to SLAs.
• Track incident resolution steps and maintain accurate logs in ticketing systems.
• Identify and resolve network performance issues and optimize existing configurations.
• Develop and maintain network change documentation, including VLAN, subnet, and DNS modifications.
• Contribute to the development of monitors, alerts, dashboards, and performance metrics.
• Identify automation opportunities and support continuous improvement of network operations.
• Provide feedback on recurring network issues and refine troubleshooting procedures and standard operating procedures.
• Participate in network optimization, capacity planning, and scaling initiatives.
• Document and optimize operational processes and procedures in line with best practices.
• Follow RMA processes and coordinate hardware replacements with vendors.
• Maintain accurate inventory and documentation in collaboration with audit and asset management teams.

Benefits

• Medical insurance options through UHC; Kaiser HMO is available to California employees only.
• Dental insurance through UHC.
• Vision insurance through Nationwide Vision by UHC.
• Flexible Spending Account for health and dependent care.
• Pre-tax commuter benefit for parking and transit, depending on location.
• Continuing education and professional development through platforms such as Udemy and Coursera.
• Corporate wellness program.
• Employee Assistance Program.
• Wellness Days.
• 401(k) plan.
• Basic and supplemental life insurance.
• Short-term and long-term disability insurance.
• Critical illness, critical hospital, and voluntary accident insurance.
• Tuition reimbursement, available six months after start date and capped.
• Paid time off accrued and prorated, up to 120 hours annually.
• Paid holidays.
• Other statutory leaves, paid time, or ancillary benefits required under state and federal law.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level