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Job Title: Network Operations Engineer I – (Optical and IP Engineer)
Job Overview
The Network Operations Engineer I is a technical role responsible for monitoring,
troubleshooting, and maintaining the health of Optical and IP networks in a 24x7 operational
environment. This role is ideal for engineers who want to build a strong technical foundation in
network operations while working alongside experienced engineers and Team Leads.
This role is primarily hands-on and execution-focused, with the majority of time spent monitoring
network health, responding to alarms and tickets, and performing first-level troubleshooting
under the guidance of senior engineers.
Scope
Network Monitoring & Alarm Response
Ticket & Case Management
Collaboration & Operational Support
Salary Range
45,280.00 - 56,600.00 EUR (Annual)
Job Overview
The Network Operations Engineer I is a technical role responsible for monitoring,
troubleshooting, and maintaining the health of Optical and IP networks in a 24x7 operational
environment. This role is ideal for engineers who want to build a strong technical foundation in
network operations while working alongside experienced engineers and Team Leads.
This role is primarily hands-on and execution-focused, with the majority of time spent monitoring
network health, responding to alarms and tickets, and performing first-level troubleshooting
under the guidance of senior engineers.
Scope
- Monitor optical and IP network health through NOC tools, dashboards, and alarm
- Perform first-level triage and troubleshooting of network incidents and alarms.
- Open, update, and manage tickets through resolution or escalation.
- Follow established runbooks, procedures, and escalation paths.
- Support senior engineers and Team Leads during incidents and maintenance events.
- Build foundational knowledge of optical transport and IP routing technologies.
Network Monitoring & Alarm Response
- Continuously monitor network dashboards, alarms, and event queues for optical
- Identify, acknowledge, and classify alarms based on severity and impact.
- Perform initial diagnostics to determine likely cause before escalating.
- Escalate complex, high-impact, or cross-domain issues to Network Operations
Ticket & Case Management
- Open and maintain accurate, detailed documentation for all cases and incidents worked.
- Track tickets through to resolution, following up with internal teams and external vendors
- Communicate status updates clearly to stakeholders and shift leads
- Assist with post-restoration checks to confirm service stability.
- Participate in shadowing, mentoring, and knowledge-transfer sessions with senior
- Develop working knowledge of multi-vendor equipment (e.g., Cisco, Juniper, Ciena,
- Pursue relevant training and certifications to grow technical expertise over time.
- Contribute to and help maintain runbooks and knowledge-base articles based on
Collaboration & Operational Support
- Coordinate with service providers, colocation facilities, ISPs, and vendors under
- Support handoffs between shifts and provide clear shift-turnover documentation.
- Assist with routine maintenance activities and scheduled network changes.
- Follow change management and SLA adherence procedures.
- Associate's or Bachelor's degree in a technical field, or equivalent practical experience.
- 2 years of experience in network operations, IT, or a related technical field (internships
- Foundational understanding of networking concepts (TCP/IP, routing, switching).
- Willingness to learn optical transport technologies (DWDM, CWDM, fiber types, optics,
- Strong attention to detail and accurate documentation habits.
- Clear written and verbal communication skills.
- Ability to work effectively in a 24x7 shift-based operational environment.
- Exposure to IP routing protocols (BGP, OSPF, MPLS, IPv4/IPv6, LLDP).
- Familiarity with NOC monitoring or ticketing tools.
- Entry-level certifications such as CCNA, JNCIA, or equivalent (or actively pursuing).
- Prior experience in a help desk, NOC, or technical support role. Physical Demands &
- Ability to perform office-related tasks, including prolonged sitting or standing.
- Capability to move within an office environment and effectively use a computer.
- Must have strong communication skills for effective collaboration and coordination.
- Occasional repetitive motions of the wrists, hands, and/or fingers may be required.
- Availability to work rotating shifts, including, weekends, and holidays as required in a
Salary Range
45,280.00 - 56,600.00 EUR (Annual)
- 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.
Key Skills
Ranked by relevance
ospf
mpls
bgp
technical expertise
ccna
sla
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- Posted
- Jul 07, 2026
- Type
- Full-time
- Level
- Not Applicable
- Location
- Dublin
- Company
- Astreya
Industries
IT Services
IT Consulting
Categories
Information Technology
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3 roles aligned with this opportunity
View Job Details
Related
Network Deployments Engineer III
2026-05-15
Full-time
Not Applicable
Singapore
IT Services
Information Technology
View Job Details
Related
SMS Network Operations Engineer II
2026-02-21
Full-time
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Information Technology
View Job Details
Related
Network Engineer III
2026-04-08
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