Role Overview We are seeking a NOC Engineer, Subsea Optical Services, to support the monitoring, first‑line investigation, and operational assurance of high‑capacity lit wavelength and spectrum services delivered over dedicated subsea fibre pairs. This role is responsible for the real‑time monitoring of mission‑critical optical services, ensuring network and service availability across Ciena optical transmission platforms. You will act as the first point of detection and response for incidents, working closely with Provisioning Engineers, Service Delivery Coordinators, and senior engineering teams to protect customer services and meet SLA commitments. Key Responsibilities Network & Service Monitoring Monitor subsea lit wavelength and spectrum services across Ciena optical platforms Proactively identify alarms, degradations, and service‑impacting events using network management and monitoring tools Monitor service health indicators including optical power, OSNR, BER, and circuit availability Ensure continuous visibility of services delivered across dedicated fibre pairs Incident & Fault Management Perform initial triage and impact assessment for network and service alarms Raise, manage, and update incident tickets in line with operational procedures Escalate faults to Provisioning Engineers, Optical Engineering, or vendor support as required Maintain clear and accurate incident timelines and updates Service Assurance & SLA Support Support service availability and performance reporting across lit and spectrum services Track incidents against customer SLAs and operational targets Assist with early‑life support for newly provisioned services Support planned maintenance activities, including monitoring before, during, and after works Operational Readiness & Handover Work closely with Service Delivery Coordinators and Provisioning Engineers during service handover Validate that: Monitoring and alarms are correctly configured Ticketing and escalation paths are in place Services are operationally supportable prior to customer acceptance Maintain accurate service and inventory awareness for circuits, fibre pairs, and spectrum allocations Documentation, Procedures & Knowledge Follow and contribute to NOC operating procedures, runbooks, and escalation guides Support the development and maintenance of: NOC procedures Fault response guides Service support documentation Participate in training and knowledge‑sharing sessions to build subsea and optical capability within the NOC About You Experience working in a Network Operations Centre (NOC) or service assurance environment Strong understanding of optical transport networks, including DWDM‑based services Familiarity with monitoring and managing lit wavelength services Experience working with network management systems and alarm monitoring tools Ability to assess service impact and prioritise incidents effectively Comfortable working in a 24x7 operational environment About Us At Indigo, you’ll join an inclusive culture that values diversity, integrity, and merit, empowering you to reach your full potential. We welcome candidates from all backgrounds, especially those underrepresented in our industry, including women, people with disabilities, and LGBTQ individuals. As a leader in the telecoms industry, Indigo offers endless opportunities for personal and professional growth in a dynamic market projected to expand from US $1657.70 billion in 2020 to US $2395.47 billion by 2027. With over two decades of experience and a presence in 90 countries, we specialize in cutting-edge technologies like Fixed Line, 5G, Edge DC, and Subsea. Recognized as one of the UK’s top-performing privately-owned technology companies, we prioritize the well-being and growth of our employees, fostering a respectful and inclusive atmosphere with over 30 nationalities. Our commitment to sustainability and innovation ensures a brighter future. As a proud recipient of the ‘Investors in People’ Gold Award, we invest in your growth and development. Join Indigo and make a real difference in an organization that offers unparalleled opportunities at the right place and time. Embark on an exciting journey with us. At Indigo, our smart, ambitious teams are dedicated to supporting our customers. Our culture of ownership and transparency empowers our team to achieve goals and exceed customer expectations. For over twenty-five years, we’ve partnered with some of the world’s leading network carriers and hyperscalers, with a diverse talent pool we celebrate differences, inviting new ideas, creativity, collaboration, and passion from every employee. Our commitment extends beyond the present, as we cultivate and mentor the next generation to access limitless growth opportunities. At Indigo, we understand that our people are the heart of our success. We are deeply committed to nurturing a work culture that prioritizes the well-being and growth of our employees. We take pride in listening to our team and taking action to continually enhance our company’s support and enriching environment. Our diversity is our strength, coming together as one team, we foster an atmosphere of respect and inclusivity, where collaborating with individuals from various backgrounds, cultures, and thinking styles empowers us to evolve into better professionals and leaders.