Principal Mechanical Engineer

Mott MacDonald; Bengaluru; On-site; INR 4,000,000 - 8,000,000; Full time

Benefits offered by this job

Medical insurance

Life insurance

Workmen’s compensation

Global opportunities

Group medical insurance coverage

Job summary

Mott MacDonald is seeking a visionary HVAC design lead to manage global projects from India. You will oversee design calculations, coordinate between disciplines, and ensure quality outcomes for large-scale buildings and infrastructure.

The role demands 15+ years in HVAC design, strong client engagement, and hands-on leadership of engineers and CAD technicians. You will work in a collaborative, diverse environment with opportunities for international projects and knowledge sharing.

Qualifications

• B.E./B.Tech in Mechanical Engineering.
• 15+ years experience in HVAC design across high-rise buildings, malls, hotels, etc.
• CEng and IET/CIBSE membership preferred.
• Experience with international projects and global standards.

Responsibilities

• Lead design team and drive deliverables for global markets.
• Perform design calculations and ensure quality per procedures.
• Coordinate with sections/disciplines and ensure seamless output.
• Mentor engineers and CAD Technicians for skill development.
• Manage cost and profitability, track design budgets.
• Coach junior staff and share knowledge across the organization.
• Apply knowledge of chillers, cooling systems, and SCADA.
• Review drawings, prepare reports, and develop BOQs.

Skills

HVAC design

Project leadership

Client engagement

Mentoring team

Design calculations

Education

B.E./B.Tech in Mechanical Engineering

Tools

HAP

HEVACOMP

Job description

Select how often (in days) to receive an alert:

About the Company

As one of the largest employee-owned companies in the world, we bring together over 20,000 experts across six continents, delivering transformative engineering, management, and development services in 150 countries. Mott MacDonald is more than a consultancy-we are a global community of purpose-driven professionals committed to creating sustainable solutions that improve lives.

We are proud of our collegiate and collaborative culture, where equality, diversity, and inclusion are not just values—they are lived experiences. Our teams work on some of the world’s most impactful infrastructure projects, across sectors like Buildings, Water, Transport, Energy, etc. Together, we are shaping a resilient, equitable, and sustainable future.

About the Business Unit

Global Delivery Services Centre (GDSC) is a high-impact business unit within Mott MacDonald, dedicated to enhancing project delivery across our global operations.

As part of GDSC,you’lljoin a team that champions excellence in both technical and digital disciplines, supporting projects at every stage of the lifecycle—from concept to completion. We work to international design standards and regulations, ensuring our contributions meet the highest benchmarks of quality and innovation.

At GDSC,you’llbe empowered to collaborate across borders, grow yourexpertise, and make a meaningful impact on infrastructure and development projects that shape communities worldwide.

As part of GDSCin India, you will beworkingalongsideMott MacDonaldinternationalcolleaguesdeliveringambitiousprojectsacross a broad rangeof buildingtypesincludingcommercial, residential, retail and offices, education, healthcare, airports, data center, hotels, sports and events venues, and Metro & stations. Under this sector, our services span the whole asset cycle from advisory to consulting, through design and delivery, to asset management. With deep understanding of all phases of the building lifecycle, it enables us to give our clients the best-informed engineering and innovative solutions.

Role

We are looking for a visionary leader to manage projects across global markets. The role involves driving project delivery, bid support, and business excellence, while inspiring teams, mentoring talent, and fostering innovation. Strong client engagement and strategic thinking are essential to ensure quality outcomes and long-term partnerships.

Reporting toa senior memberin Buildings sector, role holder willbe responsible fordelivering below outcomes as part of GDSC in India:

Key Responsibilities

• Do design calculations and quantity estimation.
• Ensure all design work is carried out in accordance with Company’s quality standard procedures.
• Ensure checking of all design output and seamless coordination between other sections/disciplines.
• Lead design team for completing deliverables within time limits.
• Effective task management through performance management of design engineers and CAD Technicians.
• Ensure accountability and delivery as also profitability by monitoring design cost.
• Actively share knowledge and experience with other staff in the section and organization particularly to help coach and develop more junior staff.
• Have awareness and working knowledge in big water cooled chillers
• Have awareness and working knowledge of ETS stations, condenser cooling system, cooling towers --etc
• Have good knowledge of chiller controls and refrigerant leakage systems
• Have good knowledge of DCP piping and control flow diagrams
• Have awareness of Thermal storage tanks and optimisation of DCP efficiency
• Have awareness of DCP monitoring and control through SCADA
• Have good knowledge of Chilled water supply & return piping system and control

Key Capabilities

• Minimum qualification of B.E./ B.Tech in Mechanical Engineering discipline.
• Minimum 15+ years working experience in HVAC design, in roles of increasing responsibility and project complexity.
• CEng and a member of the IET or CIBSE (Preferably)
• Have experience in high rise buildings/shopping malls/hotels/metro projects etc.
• Be proficient in HVAC software like HAP, HEVACOMP, etc, for calculating space cooling and heating loads, ducting, and piping design, equipment selection, ventilation systems etc.
• Should be experienced in smoke extraction system, car park/kitchen ventilation system, stair wall pressurization etc.
• Be well versed in reviewing and checking of drawings and calculations.
• Have experience preparation of reports such as design basis, concept, schematic etc., and technical specifications.
• Have good awareness and knowledge in developing BOQ.
• Have familiarity with local authority codes and regulations such as of local Municipality, Civil Defence, Environmental Authority of countries in which the candidate has job experience.
• Have good knowledge of relevant international codes and regulations such as ASHRAE/CIBSE/BS/BSEN/BSRIA etc.,
• Experience working on international projects.
• Have knowledge in sustainable, green building design practices and rating guidelines.
• Be able to handle design independently and lead a team of Engineers and technicians/modellers and do time and resource management.
• Have good oral and written communication skills and liaise with clients directly

We can offer (subject to Company’s policy)

• Agile and safe working environment
• Competitive annual leave and sick leaves
• 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.

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.