Optical Specialist, Active Equipment (ESB Telecoms)

Position Description
ESB Telecoms Ltd. (ESBT), a wholly owned subsidiary of ESB, develops, operates and maintains a national telecommunications infrastructure and is an independent wholesale provider of telecommunications services in the Irish market. The network comprises of an Optical Fibre Transport Layer and Tower infrastructure linking sites in many of Ireland’s major cities and towns.

The Design Engineer will be a member of the Engineering Team in the Active Equipment (AE) Group in ESBT and will report to the AE Engineering Team Leader. They will be responsible for the ongoing engineering requirements to design and develop ESBT’s telecoms network.

Key Responsibilities 

• Design and development of the telecom’s transmission network, including solutions for new products and services as identified by ESBT’s Business Development Team.
• Developing technology roadmaps, including technology trials and proofs of concepts for telecommunications solutions.
• Completion and evaluation of tenders for the procurement of telecoms equipment and services, including writing vendor approval papers.
• Draft and maintain engineering and other business-relevant processes, and compile regular reports on telecoms network performance.
• Provide technical support to ESBT’s Sales Team, both pre- and after-sales, including remote support during installation and troubleshooting.
• Analyse customer business requirements, tailor service offerings, manage supplier contracts and relationships, and project manage major network projects within budget and scope.
• Participate in an out-of-hours On Call Rota (1 in 3 weeks) and provide engineering support during priority incidents, changes, upgrades, and installs

Experience and Qualification

Essential: 

• 5+ years relevant experience
• Have a detailed understanding of Layer 1 transport, Carrier Ethernet, Data Networking, WAN/LAN technologies and networks.
• Extensive experience in the engineering and delivery of DWDM ROADM optical transmission, Layer 2 & SDH networks.
• Good understanding and experience of Performance Management requirements, tools and systems associated with such networks.
• Experience of NMS (Network Management Systems) associated with such networks.
• Have working knowledge of programming languages such as Python.
• Have certification in fibre characterisation.
  

Desirable:

• Have a reasonable working knowledge of Layer 3 networks
• Have strong interpersonal skills and the ability to build and maintain customer relationships 

Location 

Thia position will be based in Swift Square, Northwood, Santry Dublin 9. Travel, including international travel, may be required.

ESB is committed to smart working – combining digital tools with a culture of trust and empowerment to enable flexible ways of working. The successful candidate may work flexibly within their jurisdiction with attendance at the workplace for in-person collaboration on at least two anchor days per week. All smart working arrangements are subject to manager approval and ongoing review, based on the operational requirements of the role, the team, and the individual.

Reporting To

Head of Engineering, Active Equipment, ESB telecoms Ltd.

Why Work with Us?
•    Opportunity to lead Ireland’s transition to net zero carbon future
•    Career development through mentoring and training 
•    Corporate Social Responsibility Opportunities
•    Sports and Social Clubs
•    Networking opportunities
•    Credit Union
•    Generous Pension
•    Access to staff well-being programmes
•    Generous parental leave entitlements
•    Strong values-based and inclusive culture 
•    Strong commitment to diversity, equity and inclusion 
•    Great team environment working to our Core Values: Courageous, Caring, Driven and Trusted

Salary
€57,900 - €68,100 per annum (depending on experience)

Closing Date
29th September 2025

Your application will be held in reserve for 6 months should you be suitable for the role.