Manager, Mechanical Engineering

Manager, Mechanical Engineering (Data Centre) Date: 20 Nov 2025 Location: Nxera, Singapore Company: Singtel Group Passionate about making a real impact? Be at the forefront of the data centre (DC) industry with a unique focus on sustainability, connectivity and AI which sets us apart as the next generation DC operator. You will also get to gain invaluable experience in a fast-growing industry that is powering the digitalisation wave. Be empowered to co-create the future with our dynamic teams Make an Impact by Design and develop Mechanical systems for new and existing data centers, including but not limited with ACMV system, Hydraulic system and thermodynamics refrigeration cycle, Fire Protection System, Plumbing & Sanitary System, etc. Perform various engineering calculation (i.e. cooling load calculation, hydraulic calculation, etc.), equipment sizing (i.e. chiller, pump, cooling tower, air handler) and selection and procurement of equipment ensuring it meets safety standards and performance requirements. An excellent understanding and experience of the mechanical and control systems used in a data centre environment, including: Fuel Systems, Building Management Systems and Controls, Chilled water cooling plant, Air handling units, Variable Frequency Drives (VSDs), Fire Alarm systems, and Fire Suppression systems (pre-action sprinklers). Experience of complex automatic control equipment, including relay logic, programmable logic controllers (PLC's), building management systems, and their integration with the data centre infrastructure. Extensive experience of large-scale chilled water plant including chillers, chilled water distribution and storage systems, Liquid Cooling systems, cooling towers, and chemical dosing systems Collaborate with the core team to understand, develop and update the data centre mechanical designs, starting from basis of design (BOD), feasibility study, concept and detailed design development to issue for constructions (IFC) documents, for new data centre project buildouts and major infrastructure upgrades to all levels of testing and commissioning works. Perform as Mechanical engineer subject matter expert to work with consultants during concept design, detailed design, procurement, bidding, SAT, delivery, and installation on site. Identify and resolve issues raised by the cross-functional teams. Update and maintain the internal design specifications, drawings, and standards in accordance with the latest configurations and including all 'lessons learned' in relation to all equipment. Perform design and equipment submittal review for new Data Centers. Liaise with internal business units and external customers for technical requirement to translate into executable plan for implementation by consultant and/or contractor. Knowledgeable in Building Management System/DCIM, able to understand system architect and point schedule. Experience in handling BMS/DCIM enhancement project. Evaluate the design& construction and operation of mission-critical facilities and associated MEP components. To Participate and Review Data Center MEP Design and other necessary disciplines for new data center builds and data hall fitouts. To continually find ways to collaborate and break new ground to enhance MEP design to meet future needs. Develop innovative solutions. Own the conceptual design for existing data center upgrades and design-solutions, which add capacity, improve availability, increase efficiency and sustainability. Support the DC Engineering FM team to become a Subject Matter Expert and understand how to overcome design limitations and risks. Interface with internal stakeholders to promote standards that maintain consistency and reliability in services delivered. Liaise and assist Operation team to identify/understand Mechanical System issues and provide solutions. Perform technical design reviews and proposal for data centre first of kind systems and equipment. Review data centre commissioning scripts to ensure they accurately test all modes of operations. Witness key commissioning tests on site. Conduct site inspection and work with onsite field engineers, as well as provide engineering evaluations, mechanical systems audits, and start-up as needed. Continually maintain positive and collaborative working relations with partner teams, vendors, teammates, and internal customers. Success by skills Bachelor’s degree in Mechanical Engineering. Mechanical Professional Engineering (PE) licensure is preferred. Minimum of 10 years of experience in designing and maintaining mechanical systems for data centers or similar critical facilities Knowledge of large-scale mission critical facility’s Mechanical infrastructure systems. Experience with fast-track design/build projects and or multiple significant upgrade projects. Fundamental knowledge in of thermodynamics, fluid mechanics, and heat