Lead HVAC Engineer – Oil & Gas / LNG
- Hiring from
- France
- Work type
- Hybrid
- Posted
- Sep 30, 2026
Contract: Permanent / Umbrella Company / Freelance
Location: Paris, France
Duration: 6 months, renewable
Start date: ASAP
About Moben & Rooster
MOBEN&ROOSTER supports industrial clients on high-value technical projects by providing experienced engineers capable of addressing key engineering, coordination and project performance challenges.
Joining MOBEN&ROOSTER means becoming part of a community of highly skilled engineering specialists, combining technical expertise with strong professional relationships to contribute to tomorrow’s industrial projects.
As part of an international LNG (Liquefied Natural Gas) project within the Oil & Gas industry, on a FEED phase, MOBEN&ROOSTER is looking for an experienced Lead HVAC Engineer.
Your Responsibilities
HVAC Engineering & Design
Your responsibilities will include:
Perform and lead HVAC engineering studies;
Prepare and review HVAC calculation notes and system sizing;
Develop and review HVAC technical diagrams and engineering documentation;
Supervise the technical development and consistency of the 3D model;
Review HVAC 2D drawings and associated deliverables;
Integrate explosion risk requirements into HVAC design;
Address insulation-related requirements within the HVAC engineering scope.
Technical Coordination & Interfaces
You will also be responsible for:
Coordinate HVAC engineering activities and ensure overall technical consistency;
Manage technical interfaces required for the successful execution of the studies;
Act as the HVAC technical interface with the client;
Participate in technical discussions and engineering decisions related to the HVAC discipline;
Supervise the engineering deliverables produced within your scope;
Ensure consistency between engineering studies, the 3D model and 2D drawings.
HVAC Scope Management
As Lead HVAC Engineer, you will also:
Monitor the progress of HVAC engineering activities;
Manage the discipline schedule;
Monitor the budget allocated to the HVAC scope;
Identify technical and project risks that could impact engineering activities;
Coordinate corrective actions required to meet technical, budget and schedule objectives.
Candidate Profile
Education & Experience
Engineering Diploma or an equivalent Master Degree
Minimum 10 years of professional experience in HVAC engineering;
Proficiency in Carrier HAP is a strong plus.
Previous experience in an HVAC coordination or Lead HVAC Engineer position is expected.
Languages
Fluent English is mandatory, both written and spoken;
Ability to work, communicate and manage technical discussions in an international project environment.
Personal Skills
Strong coordination skills;
Technical rigor;
Autonomy;
Ability to manage multidisciplinary interfaces;
Strong client-facing communication skills;
Ability to manage technical, budget and schedule priorities simultaneously.