Network Operations Engineer II - Client Onsite
Work Location: Dublin
Working Hours
Schedule TBD, Likely 4x10 - weekends might be required
Hours Expected to be 8:00am - 6:00pm
Our Tier 2 NOC Engineer is responsible for advanced troubleshooting, fault isolation, incident escalation, and network optimization within a globally distributed IP and Optical network. This role requires expertise in network infrastructure, troubleshooting, and operational support.
The Tier 2 Engineer will be responsible for 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
Network Operations & Troubleshooting
Operate and troubleshoot a globally based Optical network.
Perform fault isolation and resolution on Layer 0 and 1 network issues.
Take ownership of network triggered tickets and work with Field Resources to ensure the issues are cleared.
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 peers and other cross‑functional teams.
Incident Response & Escalation Support
Serve as the escalation point‑of‑contact during business hours, handling troubleshooting and process issues.
Coordinate with Field Resources to resolve issues that impact 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 BBO network infrastructure ticket queues, ensuring timely and accurate ticket handling.
Track and document incident resolution steps, maintaining accurate logs in ticketing systems.
Automation & Continuous Improvement
Contribute to the creation of monitors, alerts, dashboards, and performance metrics to drive continuous improvements.
Provide feedback on recurring network issues, refining troubleshooting procedures and SOPs.
Support network optimization efforts, participating in 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.
Technical Skills
Required Qualifications & Skills
Expertise in Optical networking.
Strong experience troubleshooting Layer 0 and 1 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 transport/transmission networks and transceivers.
Experience capturing and analyzing network traffic for troubleshooting.
Proficiency with ticketing systems (e.g., ServiceNow, Jira, or equivalent).
Certifications preferred:
OC‑A or OC‑P (Infinera Optical Communications Associate/Professional)
CCNP (Cisco Certified Network Professional)
JNCIP (Juniper Networks Certified Internet Professional)
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).
3+ years of network operations experience, with a focus on IP and Optical networks.
What can Astreya offer you?
Working with some of the biggest firms in the world as part of the Astreya delivery network
Employment in the fast‑growing IT space providing you with brilliant career options for years to come
Introduction to the new ways of working and awesome technologies
Career paths to help you establish where you want to go
A company‑wide mentoring program to advise you along the way
Online training courses through CBT‑nuggets to upskill you
Performance management system to provide you with meaningful, actionable feedback
Dedicated management to provide you with a point of leadership and care
Internal promotion focus. We love to build people from within.
Numerous on‑the‑job perks
Peer Recognition
Market competitive rates and benefits
Astreya Partners is an equal employment and affirmative action employer. We evaluate qualified applicants on merit and business needs and not on race, color, religion, creed, gender, sexual orientation, national origin, ancestry, age, disability, genetic information, marital status, veteran status or any other factor protected by law.
Job Metadata
Seniority level: Mid‑Senior level
Employment type: Full‑time
Job function: Information Technology
Industries: IT Services and IT Consulting
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