Assistant Mechanical BIM Modeller(HVAC)

Mott MacDonald; Ahmedabad District; On-site; INR 480,000 - 600,000; Full time

Benefits offered by this job

Agile working environment

Annual leave & sick leave

Group medical insurance

Global employment opportunities

Global collaboration

Digital innovation & transformation

Job summary

Mott MacDonald in India is seeking a HVAC drafting specialist to join the Global Delivery Services Centre. You will develop models and drawings for building services, perform basic design calculations, and coordinate across MEP disciplines to ensure timely delivery on diverse building projects.

The role requires a Diploma in Mechanical/Refrigeration and AC with 3+ years in HVAC drafting, plus proficiency in MicroStation/OpenBuildings, REVIT, BIM 360, NavisWorks, Revizto, and Dynamo is preferred.

Qualifications

• Diploma holder in Mechanical/Refrigeration and AC or equivalent in relevant engineering discipline.
• 3+ years of experience in drafting HVAC systems, ducting and piping design, plant room layout, schematics and sections.
• Experience with MicroStation/OpenBuildings, REVIT, BIM 360, NavisWorks, Revizto; Dynamo knowledge preferred.
• Good communication and multi-disciplinary coordination skills.

Responsibilities

• Model building and drawings of building services elements.
• Perform basic design calculations.
• Apply knowledge of LODs & BSRI A standards.
• Take-off quantities from design drawings.
• Check drawings for accuracy.
• Coordinate between HVAC, electrical and plumbing disciplines.
• Deliver within time limits.

Skills

Drafting HVAC

Coordination skills

Communication skills

Education

Diploma in Mechanical/Refrigeration and AC

Tools

MicroStation/Open Buildings

REVIT

BIM 360

NavisWorks

Revizto

Dynamo

Job description

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Mott MacDonaldis a global engineering, management, and development consultancy committed to delivering impactful work that shapes the future.

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 GDSC in India, you will be working alongside Mott MacDonald international colleagues delivering ambitious projects across a broad range of building types includingcommercial, residential, retail and offices, education, healthcare, airports, datacenter, 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.

The selected candidate will be responsible for:

• Model building and drawings of building services elements.
• Basic design calculations.
• Knowledge of LODs & BSRIA standards.
• Quantities take off based design drawings.
• Carrying out checking of drawings.
• Coordination between other MEP disciplines, such as Electrical, Plumbing services.
• Work within time limits to complete deliverables on time

Candidate Specification:

• Be a Diploma holder in Mechanical/Refrigeration and AC or equivalent in respective engineering discipline.
• Should have 3+ years of experience in drafting of HVAC systems, ducting and piping design, plant room layout, Schematics, sections etc.
• Havegood experiencein relevant design software such as MicroStation/Open building design, REVIT, BIM 360,NavisWorks,Revizto, Knowledge in Dynamo is preferred.
• Good communication skills and a professional attitude towards work, be a team player and have multi-disciplinary co-ordination skills

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.