Network Operations Engineer II

Astreya • Denver, CO

1d • Onsite

About The Position

The Network Operations Engineer II is an in-office Tier 2 NOC role based in Denver, Colorado. The position provides advanced troubleshooting, fault isolation, incident escalation, and optimization for a globally distributed data center network. The engineer is the primary escalation point for Tier 1 engineers, takes ownership of complex cases, and drives them to resolution. The role also supports operational improvements through automation, monitoring enhancements, and improved processes.

The engineer operates and troubleshoots data center networking infrastructure, handles network incidents and escalations, monitors network queues and performance, documents changes and incident resolution, and coordinates with engineering, facilities, vendors, and asset-management teams. The position contributes to capacity planning, process improvement, and reliable network operations in a fast-paced, mission-critical environment.

Requirements

• 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 IP transport/transmission network and transceiver troubleshooting.
• Experience capturing and analyzing network traffic for troubleshooting.
• Proficiency with ticketing systems such as ServiceNow, Jira, or equivalent.
• Strong analytical and problem-solving skills and 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.
• 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.

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.
• Isolate and resolve Layer 1–3 network issues and diagnose failures across different network device types.
• Take ownership of cases escalated from Tier 1 engineers and drive them to successful resolution.
• Manage and escalate critical events, communicating clearly with stakeholders.
• Troubleshoot network circuits and hardware, including patch panels, optics, and cabling.
• Provide hands-on support for network incidents and collaborate with engineering teams when needed.
• Support data center network repair issues and assist other team members.
• Serve as an escalation point of contact during business hours for troubleshooting, tooling, and process issues.
• Coordinate with data center facilities teams on maintenance affecting network infrastructure.
• Own incident response processes, including escalation to higher-level support teams when necessary.
• Respond to major network incidents and support severity initiation and resolution processes.
• Monitor network infrastructure ticket queues and respond to alerts accurately and promptly.
• Track and document incident resolution steps and maintain accurate ticket logs.
• Proactively identify and resolve network performance issues and optimize configurations.
• Develop and maintain network change documentation, including VLAN, subnet, and DNS modifications.
• Contribute to the creation of monitors, alerts, dashboards, and performance metrics.
• Identify automation opportunities to improve efficiency.
• 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 alignment with best practices.
• Follow RMA processes and coordinate hardware replacements with vendors.
• Maintain accurate inventory and documentation with audit and asset-management teams.
• Monitor tickets for SLA adherence and timely resolution.

Benefits

• Medical insurance through UHC (PPO, HSA, and Surest options); Kaiser HMO option for California employees only.
• Dental insurance through UHC Nationwide.
• Vision insurance through 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 after six months and subject to a cap.
• Paid time off, accrued and prorated, up to 120 hours annually.
• Paid holidays.
• Statutory leaves, paid time, and other ancillary benefits required by state and federal law.

What This Job Offers

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