Core42 Circular Logo

Senior Engineer - Transmission Network

Core42 Abu Dhabi, United Arab Emirates Posted: 02 May 2024


  • Salary unspecified
  • Zero income tax location


  • Contact employer for details


  • Experience: Senior
  • English: Professional


The Senior Engineer – Transmission Network participates in design and leads implementation of Core42 DC Interconnect (DCI), including Optical Transport Networking (OTN) and Dense Wavelength-division Multiplexing infrastructure ensuring solution reliability and performance. The Senior Engineer – Transmission Network optimizes traffic patterns and deployment processes across OTN, and controls efficient utilization of DWDM hardware resources.


  • Revise DWDM/OTN network expansions HLD/LLD, create implementation plans and assist with completing changes in production environments.
  • Design of WAN/LAN scalable network solutions including Wavelengths selection, Mux/Transponders, Amplifiers etc.
  • Create presentations and present DWDM/OTN solutions to customers.
  • Validate and approve configuration baseline templates for deployments and security hardening guides (i.e. encryption) as per the best practices.
  • Communicate with internal clients/WAN Service Providers to provide the optimal WAN architecture for Platform or Client needs.
  • Prepare and review User Acceptance Test documents, assist with complex tests (e.g. high availability tests between DCs).
  • Plan complex change requests, maintenance windows and deployments which includes vital network traffic flows (i.e. node upgrades, client service migrations etc.)
  • Monitor network performance indicators and recommend enhancements by performing gap analysis, identifying alternative solutions and offer actionable improvement plans.
  • Provide L3 support by serving as the final tier for resolving issues escalated from Level 2 support teams, conducting thorough problem analysis, and communicating effectively with vendor technical support.
  • Accountable for the timely delivery of projects/tasks; in the event of anticipated delays, responsible for escalating to a senior colleague, team lead, or Project Management Office (PMO).
  • Maintain network changes documents and control quality of all network-related documentation.
  • Being ready to work in office and Data Centers.
  • Collaborate with security management teams to ensure that solutions components are safe and secure against cybersecurity threats.
  • Work closely with process management and operational teams and contribute to process development standardizing collaboration framework and improving collaboration efficiency.


  • Bachelor’s or Master’s degree in Electrical/Electronics/Telecom Engineering.
  • Minimum 5 years of experience in DWDM/OTN technology.
  • Experience in cloud industry and Service Provider environment is highly desirable.
  • Extensive experience in DCI network implementation and operations.
  • Expert level knowledge in DWDM/OTN network technologies.
  • Expertise in basic planning, implementation & troubleshooting of DWDM/OTN networks including MS-OTN but not limited to Flex Grid, Super-Channels, Coherent Optical Transmission, CDC, Layer 1 Encryption.
  • Experience in implementation & troubleshooting of Fiber Cable (Outdoor/Indoor).
  • Expert in using testing equipment (OSA, Ethernet Analyzer, OTDR, OLS/PM, etc).
  • Knowledge about Data Centers and their Interconnect requirements.
  • Team player, self-motivated, willing to learn, result oriented, willing to share knowledge.
  • Expert level certificate from Vendors like Ciena, Nokia, etc. is a plus.
  • GCC Driving license is highly desirable.
Apply now

About Core42

Core42 accelerates what people, enterprises, and nations can achieve with AI. As a full-spectrum AI enablement solutions provider, we empower customers to thrive in the AI-driven era. Formed from the merger of G42 Cloud, Inception, and Injazat, we are dedicated to leveraging AI for meaningful change.

Benefits at Core42

    • Join an elite pool of 1500 AI specialists.
    • Opportunities to work on groundbreaking projects.
    • Comprehensive suite of AI, cloud, and cybersecurity services.