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Network Engineer, Operations & Support (Subsea)

Ireland, Dublin · Job Posted May 03, 2026
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Job Description

Meta is looking for a Subsea Network Operations Engineer responsible for the operational support of one of the world's largest and most complex networks. As a member of this team, you will have a unique opportunity to design, deploy, and maintain a subsea network and be involved in all aspects of networking at Meta.

Job Responsibility

  • Manage subsea network performance and operations
  • Perform MA duties on Meta owned cable systems as required
  • Act as O&M SME for contracting and provide consultative O&M guidance to internal Meta teams
  • Run all necessary meetings, day-to-day interaction, timeline, logistics and budget management
  • Run turnkey projects. Receive/review designs from engineering and run field deployments as needed
  • Act as primary liaison to third party vendors, both managed service providers and fiber providers, managing the operations/deployment relationship and driving performance
  • Coordinate regular meetings with vendors and have a familiarity with the contracts and drive measurable statistics against them
  • Technical support to drive subsea contractor teams for network restoration, subsea performance test and engineering services for our global submarine deployments
  • Collaborate with Program Managers, Procurement, Engineering, Installation teams and vendors to formalize operational acceptance plans
  • Proactively contribute to documentation, automation and processes as they evolve
  • Guide retrospective reviews of completed projects with teams to incorporate lessons learned into team's future roadmaps & goals
  • Coordinate documentation effort with technical writers to ensure key decisions are captured and all necessary documentation for support and troubleshooting are maintained
  • Work with partner teams to document end-to-end business processes (workflows) as they are defined throughout the program
  • Ensure processes are in place to confirm all documentation and systems are delivered into Operations as well as ensuring the team are trained and equipped to support the operation of the newly deployed subsea network
  • Manage expectations of all interested parties with key deliverable and milestone dates
  • Maintain deployment status reporting and provide frequent deployment updates as needed
  • Identify, communicate and manage risks and adjustments to the overall program
  • Supervise the NOC operations and be the escalation point of contact for any Meta systems under management
  • Support on call for operations on a rotational basis
  • Expect to travel 10% to 25% of the time

Requirements

  • Experience identifying key metrics/measures that will be used to evaluate success and validate the business impact of the program
  • Experience in Subsea Operations, Deployments, and Technology with 5+ years industry experience
  • Experience with all possible wet plant failure mechanisms and how to diagnose and accurately locate faults whether electrical or optical
  • Experience managing and operating wet plant including BU's, WSS ROADMs and Repeaters
  • Familiarity with DCN operations, management, network security and architectures
  • Hands-on experience with CLS tools and test equipment, in managing landing party use and setup of equipment during repairs
  • CLS management experience including facilities maintenance and security
  • Prior experience managing PFE and troubleshooting complex subsea power and grounding issues
  • Experience in Subsea O&M including (but not limited to), contracting, marine repair and maintenance (including depot testing and sparing), marine repair dispatch and spares loading
  • Technical experience in telecommunication networks in the subsea optical transport networks including DWDM, network infrastructures, IP Networking equipment, optical testing, optical measurement principles, experience with photonic layer
  • Experience understanding architecture for system dependencies and translate these into deployable solutions

Nice to have

  • Repair Function: 5 years of logical troubleshooting and physical repair with an understanding of physical infrastructure such as cable types, connector types, optic types, racks, patch panels, power/cooling, hardware components, and facility infrastructure
  • Data Design: Basic knowledge applying data led analysis and leveraging technologies like machine learning and predictive modeling algorithms to solve complex business problems
  • Experience in Subsea Operations, Deployments, and Technology with 10+ years industry experience
  • Demonstrated ability to integrate AI tools to optimize/redesign workflows and drive measurable impact (e.g., efficiency gains, quality improvements)
  • Experience adhering to and implementing responsible, ethical AI practices (e.g., risk assessment, bias mitigation, quality and accuracy reviews)
  • Demonstrated ongoing AI skill development (e.g., prompt/context engineering, agent orchestration) and staying current with emerging AI technologies
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