Network Operations Engineer II

Astreya • Denver, CO

2d • $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 requires expertise in network infrastructure, routing, switching, troubleshooting, and operational support. As the primary escalation point for Tier 1 engineers, the engineer owns complex cases through resolution and contributes to process improvements, automation, and monitoring enhancements.

The position provides hands-on operational support for network incidents, coordinates with engineering and data center facilities teams, manages incident response, monitors ticket queues and alerts, and documents network changes and resolutions. It also supports automation and continuous improvement, capacity planning, process and asset management, hardware replacement coordination, and SLA adherence.

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 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 skills, problem-solving ability, and capacity 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 based data center network, including routing and switching devices.
• Isolate and resolve Layer 1–3 network issues.
• Take ownership of escalated cases from Tier 1 engineers and drive them to resolution.
• Manage and escalate critical events, communicating clearly with stakeholders.
• Troubleshoot network circuits and hardware, including patch panels, optics, and cabling.
• Detect and diagnose error and failure conditions across network device types.
• Provide hands-on incident support and collaborate with engineering teams as needed.
• Support data center network repair issues and assist other team members.
• Serve as the 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.
• Respond to major network incidents and support SEV initiation and resolution.
• Monitor network infrastructure ticket queues and ensure timely, accurate responses to alerts.
• Track and document incident resolution steps in ticketing systems.
• Identify and resolve network performance issues and optimize configurations.
• Develop and maintain network change documentation, including VLAN, subnet, and DNS modifications.
• Contribute to monitors, alerts, dashboards, and performance metrics.
• Identify opportunities for automation and improved operational efficiency.
• Provide feedback on recurring issues and refine troubleshooting procedures and SOPs.
• 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 prompt resolution.

Benefits

• Medical insurance through UHC (PPO, HSA, and Surest options) or Kaiser HMO for California employees.
• 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