Network Operations Engineer 3

**Network Operations Engineer III - Client Onsite** **Work Location: Denver, CO** Our Tier 3 NOC Engineer is responsible for advanced troubleshooting, fault isolation, incident escalation, and network optimization within a globally distributed backbone network. This role requires deep expertise in network infrastructure, routing, switching, troubleshooting, and operational support. The Tier 3 Engineer serves as the primary escalation point for Tier 2 engineers, taking ownership of complex cases and driving them to resolution. This position also contributes to process improvements, automation, and monitoring system enhancements to optimize network operations. **Key Responsibilities** **Advanced Network Operations & Troubleshooting** * Operate and troubleshoot a globally based Data Center network, including routing and switching devices. * Perform fault isolation and resolution, diagnosing Layer 1–3 network issues. * Take ownership of escalated cases from other engineers, ensuring a successful resolution. * Manage and escalate critical events, communicating clearly and concisely with stakeholders. * Support network circuit and hardware troubleshooting, including patch panels, optics, and cabling. * Detect and diagnose various error/failure conditions across an array of network device types. * Provide hands-on support for network incidents, collaborating with engineering teams when required. **Incident Response & Escalation Support** * Provide Tier 3 support for all Backbone Network Repair issues, assisting other team members with advanced troubleshooting. * Serve as the escalation point-of-contact during business hours, handling troubleshooting, tooling, and process issues. * Coordinate with DC facilities teams on maintenance activities impacting network infrastructure. * Own incident response processes, including escalations to higher-level support teams when necessary. * Rapidly respond to major network incidents, supporting SEV initiation and resolution processes. **Network Monitoring & Optimization** * Monitor the respective BackBone infrastructure ticket queues, ensuring timely and accurate responses to alerts. * Track and document incident resolution steps, maintaining accurate logs in ticketing systems. * Proactively identify and resolve network performance issues, optimizing existing configurations. * Develop and maintain network change documentation, including VLAN, subnet, and DNS modifications. **Automation & Continuous Improvement** * Contribute to the creation of monitors, alerts, dashboards, and performance metrics to drive continuous improvements. * Identify areas for automation to improve efficiency. * Provide feedback on recurring network issues, refining troubleshooting procedures and SOPs. * Support network optimization efforts, participating in capacity planning and scaling initiatives. **Process & Asset Management** * Document and optimize operational processes and procedures, ensuring alignment with best practices. * Follow Return Merchandise Authorization (RMA) processes and coordinate with vendors for hardware replacements. * Ensure accurate inventory and documentation in collaboration with audit and asset management teams. * Monitor tickets for adherence to SLAs, ensuring prompt issue resolution. **Required Qualifications & Skills** **Technical Skills** * Expertise in Data Center networking, including rack installations, routers, switches, VLANs, and routing protocols (BGP, OSPF, MPLS, etc.). * Strong experience troubleshooting Layer 1–3 network issues in a large-scale production environment. * Hands-on experience with network monitoring tools (e.g., 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 (e.g., ServiceNow, Jira, or equivalent). **Soft Skills & Work Ethic** * Strong analytical skills, problem-solving mindset, and ability to work autonomously. * Excellent communication and documentation skills for incident tracking and resolution. * Proven ability to work in a fast-paced, mission-critical environment. * Strong sense of ownership, urgency, and drive in troubleshooting and resolving network issues. **Experience & Education** * Bachelor’s degree in Computer Science, Networking, or a related field (or equivalent experience). * 8+ years of network operations experience, with a focus on Optical networks. **Salary Range** $85,120.00 - $134,400.00 USD (Salary) * _Please note that the salary information provided herein is base pay only (gross); it does not include other forms of compensation which may or may not apply to this specific position, namely, performance-based bonuses, benefits-related payments, or other general incentives - none of which are guaranteed, may be subject to specific eligibility requirements, and are wholly within the discretion of Astreya to remit._ * _Further, the salary information noted above is a range that consists of a minimum and maximum rate of pay for this specific position. Where an applicant or employee is placed on this range will depend and be contingent on objective, documented work-related considerations like education, experience, certifications, licenses, preferred qualifications, among other factors._ **Astreya** **offers comprehensive** **b****enefits to all Regular, Full-Time Employees,** **including:** * Medical provided through UHC (PPO, HSA, Surest options) / Medical provided through Kaiser (HMO option only) for California employees only * Dental provided through UHC * Nationwide Vision provided by UHC * Flexible Spending Account for Health & Dependent Care * Pre-Tax Account for Commuter Benefit/Parking & Transit (location-specific) * Continuing Education and Professional Development via various integrated platforms, e.g. Udemy and Coursera * Corporate Wellness Program provided by Goomi Group * Employee Assistance Program * Wellness Days 401k Plan * Basic and Supplemental Life Insurance * Short Term & Long Term Disability * Critical Illness, Critical Hospital, and Voluntary Accident Insurance * Tuition Reimbursement (available 6 months after start date, capped) * Paid Time Off (accrued and prorated, maximum of 120 hours annually) * Paid Holidays * Any other statutory leaves, paid time, or other ancillary benefits required under state and federal law