Network Operations Engineer II

Astreya • Denver, CO

20h • $72,960 - $115,200 • Onsite

About The Position

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

The engineer supports incident response and network monitoring, documents incidents and changes, contributes to monitoring and automation improvements, and collaborates with engineering, data center facilities, vendors, and asset management teams. The position is based onsite in Denver, Colorado.

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 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, with a focus 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.
• Diagnose and resolve Layer 1–3 network issues and detect failure conditions across network device types.
• Own cases escalated by Tier 1 engineers and provide advanced Tier 2 troubleshooting for data center network repair issues.
• Manage and escalate critical events, communicate with stakeholders, and support major incident and SEV initiation and resolution processes.
• Troubleshoot network circuits and hardware, including patch panels, optics, and cabling.
• Provide hands-on incident support and collaborate with engineering teams as needed.
• Serve as the escalation point of contact during business hours for troubleshooting, tooling, and process issues.
• Coordinate with data center facilities teams on maintenance activities affecting network infrastructure.
• Monitor data center network 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 existing configurations.
• Develop and maintain network change documentation, including VLAN, subnet, and DNS modifications.
• Contribute to monitors, alerts, dashboards, and performance metrics for continuous improvement.
• Identify automation opportunities and support network optimization, capacity planning, and scaling initiatives.
• Provide feedback on recurring issues and refine troubleshooting procedures and SOPs.
• 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 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 under state and federal law.

What This Job Offers

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