Design Engineer

15 hours ago

Chennai India Larsen & Toubro Limited Full time

Job Description

HVAC Design Engineer - Job Description for O2 / M1A

(Note: This JD was prepared to suit the requirement for WET IC - Water international Desalination projects - May 2025 Rev: 0 )

Job Roles:

- Sr. Lead Designer / Assistant Manager Design

Qualifications:

- BE / B.Tech inMechanical Engineering.

Experience Required:

Minimum 5+ years of solid, hands-on experience in HVAC design, especially within:

- Desalination Plants , Effluent Treatment Plants , Refineries & Power and Process Industries

Key Responsibilities:

- HVAC System Design:

- Perform detailed heat load/cooling load calculations, airflow design, and head loss calculations for primary and secondary pumping systems.

- Design HVAC systems including equipment sizing and selection (e.g., chillers, cooling towers, AHUs, FCUs, VRFs, ventilation fans).

- Plan and optimize ductwork layouts, piping networks (chilled water, condenser water, hot water, refrigerant, VRF), and HVAC control strategies.

- Prepare design basis reports, concept design drawings, and detailed engineering drawings/specifications.

- Technical Documentation & Procurement:

- Prepare Bills of Quantity (BOQ), Technical Specifications, Request for Quotations (RFQs), and Technical Bid Evaluations (TBEs).

- Review and comment on vendor engineering documentation, ensuring alignment with design intent and specifications.

- Coordinate with procurement and vendors to expedite documentation, manufacturing, and site work completion.

- Compliance & Standards:

- Ensure full compliance with local, state, and national building codes, as well as international design standards including ASHRAE, SMACNA, DW, BS, NFPA, and SBC.

- Maintain high quality and safety standards throughout the engineering process.

- Coordination & Client Interaction:

- Collaborate with clients, architects, and multidisciplinary project teams to define HVAC requirements and design objectives.

- Participate in technical meetings with clients, consultants, and vendors.

- Conduct site visits and vendor workshop inspections as required.

Required Skills & Tools:

- Proficiency in HVAC calculation and design software, including:

- HAP (Hourly Analysis Program)

- Duct Sizer, Pipe Sizer

- Elite Software

- Navisworks

- AutoCAD

- Equipment Selection Tools (various OEM platforms)

- Strong understanding of energy-efficient system design and sustainability principles in HVAC applications.
- Capable of space planning for HVAC plant rooms and major components like AHUs and fans.

Soft Skills:

- Strong problem-solving and analytical skills.
- Excellent communication and coordination abilities.
- Ability to manage deadlines and work across multidisciplinary teams in fast-paced project environments.

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