Principal Mechanical Engineer

Roles & Responsibilities:

• Planning and Design:
  • Responsible for planning and designing all building services elements within the discipline.
  • Develop concept designs based on evaluating various options in coordination with architectural and structural inputs, and in accordance with initial load estimates.
  • Perform design calculations and quantity estimations.
• Quality Assurance:
  • Ensure all design work adheres to the company’s quality standard procedures.
  • Check all design outputs and ensure seamless coordination between different sections and disciplines.
  • Lead the design team to complete deliverables within time limits.
• Task Management:
  • Manage tasks effectively through performance management of design engineers and CAD technicians.
  • Ensure accountability, delivery, and profitability by monitoring design costs.
  • Actively share knowledge and experience with other staff, particularly to coach and develop junior staff.
• Qualifications:
  • B.E./B.Tech in Mechanical Engineering.
  • Minimum 14+ years of working experience in HVAC design, with increasing responsibility and project complexity.
  • Experience in high-rise buildings, shopping malls, hotels, metro projects, etc.
  • Proficiency in HVAC software like HAP, HEVACOMP, etc., for calculating space cooling and heating loads, ducting and piping design, equipment selection, ventilation systems, etc.
  • Experience with smoke extraction systems, car park/kitchen ventilation systems, stair wall pressurization, etc.
• Specialized Experience:
  • Experience in district cooling plant design.
  • Awareness and working knowledge of large water-cooled chillers, ETS stations, condenser cooling systems, cooling towers, etc.
  • Knowledge of chiller controls and refrigerant leakage systems.
  • Proficiency in DCP piping and control flow diagrams.
  • Awareness of thermal storage tanks and optimization of DCP efficiency.
  • Experience with DCP monitoring and control through SCADA.
  • Knowledge of chilled water supply and return piping systems and controls.
• Technical Skills:
  • Proficient in reviewing and checking drawings and calculations.
  • Experience in preparing reports such as design basis, concept, schematic, etc., and technical specifications.
  • Knowledge in developing BOQs.
  • Familiarity with local authority codes and regulations, such as those of local municipalities, civil defense, and environmental authorities.
  • Knowledge of relevant international codes and regulations such as ASHRAE, CIBSE, BS, BSEN, BSRIA, etc.
  • Experience working on international projects.
  • Knowledge of sustainable, green building design practices and rating guidelines.
• Leadership and Communication:
  • Ability to handle design independently and lead a team of engineers and technicians/modelers.
  • Effective time and resource management.
  • Strong oral and written communication skills, with the ability to liaise directly with clients.
• Software Proficiency:
  • Mott MacDonald is a leader in the adoption of BIM, so proficiency in Revit/AECOism is highly regarded.

We can offer (subject to Company’s policy):

- Agile and safe working environment

- Competitive annual leave and sick leaves

- Group incentive scheme

- Group term life insurance, Workmen’s compensation and Group medical insurance coverage

- Short and Long-term Global employment opportunities

- Global collaboration and knowledge sharing

- Digital Innovation and Transformation

Equality, diversity and inclusion

We put equality, diversity and inclusion at the heart of our business, seeking to promote fair employment procedures and practices to ensure equal opportunities for all. We encourage individual expression in our workplace and are committed to creating an inclusive environment where everyone feels they have the opportunity to contribute.

Agile working

At Mott MacDonald, we believe it makes business sense for you and your manager to choose how you can work most effectively to meet your client, team and personal commitments. We embrace agility, flexibility and trust.