Location: Mumbai, Maharashtra

Experience: 2–6 Years

Qualification: B.E. / B.Tech in Mechanical or Chemical Engineering

Department: Design and Estimation

Work Location: Mumbai

About the Role

We are looking for an experienced Senior Estimation Engineer with a strong understanding of HVAC systems and Cleanroom technology. The ideal candidate will be responsible for preparing accurate project estimates, evaluating technical requirements, analysing BOQs and developing competitive cost proposals for engineering projects.

Key Responsibilities

- Provide technical assistance to customers regarding product features, specifications, applications and project requirements.
- Participate in technical sales meetings and support the sales team in identifying potential clients and generating business leads.
- Conduct pre-sales site visits to evaluate project requirements, site conditions and technical challenges.
- Design HVAC systems for Pharmaceutical and other allied controlled environments.
- Perform heat load calculations and other relevant engineering calculations.
- Prepare detailed BOQs, including material quantification and cost estimation, based on engineering drawings and client requirements.
- Prepare project cost estimates, techno-commercial proposals and tender submissions.
- Review project scope changes and assess their impact on project costs and technical requirements.




- Guide junior engineers in understanding design requirements, interpreting technical drawings and project specifications.
- Review engineering deliverables and coordinate with junior engineers to ensure accuracy and timely completion of assigned tasks.
- Co-ordinate with various vendors and manage RFQs and technical submittals.

Required Skills & Qualifications

- B.E. / B.Tech in Mechanical or Chemical Engineering.
- 2–6 years of relevant experience ( In Pharma or Controlled environments)
- Strong knowledge of HVAC systems and Cleanroom technologies
- Experience in BOQ preparation, cost analysis and tender estimation.
- Ability to interpret engineering drawings and technical specifications.
- Valuable analytical, negotiation and coordination skills.

Company Description

HVAX Technologies Limited is an EPC (Engineering, Procurement and Construction) company specialising in Turnkey Pharma and allied Projects The company delivers turnkey engineering solutions for pharmaceutical, biotechnology, healthcare and industrial facilities. Its expertise covers project design and engineering alongside in-house manufacturing, procurement and project execution.

HVAX focuses on delivering mission-critical infrastructure through technical excellence and engineering precision.

📌 Senior Estimation Engineer (Mumbai)
🏢 HVAX Technologies
📍 Mumbai