Ecosystem

Partenaire en acquisition de talents (sourcing)

Talent Acquisition Partner (Sourcing)

7+ years in competitive markets; experience sourcing and recruiting technical profiles; bilingual French and English; proficient with LinkedIn Recruiter and ATS (Lever).

Spécialiste support environnement de travail numérique – Niveau 2

Support specialist for digital workplace

2+ years in MS 365 support; strong SharePoint Online, Teams, OneDrive; automation with Power Automate; scripting with PowerShell; basic SQL knowledge.

Mechanical Systems Optimization Specialist

5-10 years in Building Automation Systems; manage controls contractors; write/troubleshoot control programs; read operation sequences; on-site monitoring; valid driver’s license; occasional travel to Canada/US.

Project Engineer (Energy, Mechanical & Decarbonization

Project Engineer

Bachelor's in mechanical, chemical, or physics engineering; 2-4 years project design experience; strong problem solving and communication.

CPI conception (énergie, mécanique, électrique et décarbonation)

CPI Design (Energy, Mechanical, Electrical and Decarbonization)

Mechanical/engineering degree, 2-5 years experience, bilingual English/French, willing to travel occasionally.

Site Supervisor

8+ years of construction site supervision; HVAC knowledge; read and interpret plans; uphold OHS standards; valid driver’s license; proficient with MS Office; strong stakeholder mediation.

Construction Manager

2-5 years of on-site construction project management; HVAC/mechanical construction experience; strong English communication; team player; NYC metro area with regional travel.

Senior Business Development Manager

Business Development Manager

Proven strategic business development experience with long, complex sales cycles and multi-stakeholder engagement; willing to travel Northern California in a hybrid role.

Ingénieur en conception (énergie, mécanique, électrique et décarbonation)

Design Engineer

Bachelor's in mechanical, chemical, or physics; 4-7 years of relevant experience; strong electromecanical knowledge; fluent in French and English; occasional travel to markets including Quebec and the US.

5+ years construction management; mechanical/electrical construction experience; strong English communication; team player; quick thinking; organized; decisive.

Construction Project Manager - MEP System

Construction Project Manager

5+ years in construction management with HVAC/mechanical experience; strong English communication; on-site leadership; ability to manage subcontractors and coordinate with clients.

Project Director (Building Mechanical Systems)

Project Director

Bachelor’s in mechanical or electrical engineering; 7+ years in construction project management; knowledge of permits, risk and finances; energy systems knowledge; high mobility in NY/NJ/RI/MA/CT region

Bachelor’s degree in mechanical or electrical engineering or equivalent; 7+ years in construction project management and team leadership; knowledge of permits, regulations, risk, and financial implications.

Bachelor’s in mechanical or electrical engineering or equivalent; 7+ years in construction project management leading teams; knowledge of permits/regulations; understanding of risk, schedule, budget, and decision-making; interest in energy systems in built environment.

Experience in business development, managing complex sales cycles, and building strategic relationships to win multi-million-dollar energy infrastructure projects in the NY tri-state area.

Building Automation Specialist

5+ years HVAC BAS experience; skilled in control systems; on-site surveys and commissioning; ability to train operators; valid driver’s license; travel required.

MEP Engineer - Design & Construction

5-10 years in design engineering or mechanical systems, lead on MEP/HVAC projects; bachelor’s in Mechanical, Chemical, or Physics Engineering; strong client interaction and design-to-delivery ownership.

Construction Field Manager

5+ years in construction management with leadership; HVAC/mechanical experience; strong communication; onsite; English.

Stagiaire en formation technique  - mécanique du bâtiment

Technical Intern

Internship for mechanical, physics, or chemical engineering students with an interest in building mechanics and energy performance.

Title	Location	Date
Partenaire en acquisition de talents (sourcing) Full Time · 7+ YOE Montreal, Quebec, Canada · Hybrid	Montreal, Quebec, Canada Hybrid	May 1, 2026
Spécialiste support environnement de travail numérique – Niveau 2 Full Time Montréal or Quebec City · Hybrid	Montréal or Quebec City Hybrid	Apr 17, 2026
Mechanical Systems Optimization Specialist Full Time · $110K-$135K · 5+ YOE Washington or Canada · Onsite	Washington or Canada Onsite	Apr 7, 2026
Project Engineer (Energy, Mechanical & Decarbonization Full Time · $85K-$105K · 2+ YOE New York, New York, United States · Hybrid	New York, New York, United States Hybrid	Mar 6, 2026
CPI conception (énergie, mécanique, électrique et décarbonation) Full Time · 2+ YOE Quebec, Quebec, Canada · Hybrid	Quebec, Quebec, Canada Hybrid	Feb 9, 2026
Site Supervisor Full Time · $90K-$110K · 8+ YOE New York, New York, United States · Onsite	New York, New York, United States Onsite	Jan 30, 2026
Construction Manager Full Time · $85K-$110K New York, New York, United States · Onsite	New York, New York, United States Onsite	Jan 21, 2026
Senior Business Development Manager Full Time · $100K-$170K Sacramento, California, United States · Hybrid	Sacramento, California, United States Hybrid	Jan 21, 2026
Ingénieur en conception (énergie, mécanique, électrique et décarbonation) Full Time · 4+ YOE Quebec City, Quebec, Canada · Hybrid	Quebec City, Quebec, Canada Hybrid	Jan 21, 2026
Construction Manager Full Time · $100K-$140K · 5+ YOE Davis, California, United States · Onsite	Davis, California, United States Onsite	Jan 21, 2026
Construction Project Manager - MEP System Full Time · $100K-$150K · 5+ YOE New York, United States · Onsite	New York, United States Onsite	Dec 23, 2025
Project Director (Building Mechanical Systems) Full Time · $150K-$200K · 7+ YOE Boston, Massachusetts, United States · Onsite	Boston, Massachusetts, United States Onsite	Dec 19, 2025
Project Director (Building Mechanical Systems) Full Time · $150K-$200K · 7+ YOE New York, New York, United States · Onsite	New York, New York, United States Onsite	Nov 21, 2025
Project Director (Building Mechanical Systems) Full Time · 7+ YOE Toronto, Ontario, Canada · Onsite	Toronto, Ontario, Canada Onsite	Nov 21, 2025
Senior Business Development Manager Full Time · $100K-$170K New York, New York, United States · Onsite	New York, New York, United States Onsite	Nov 14, 2025
Building Automation Specialist Full Time · 5+ YOE Washington, District of Columbia, United States · Onsite	Washington, District of Columbia, United States Onsite	Oct 22, 2025
MEP Engineer - Design & Construction Full Time · $100K-$140K · 5+ YOE New York, New York, United States · Hybrid	New York, New York, United States Hybrid	Aug 29, 2025
Construction Project Manager - MEP System Full Time · $100K-$150K · 5+ YOE New York, New York, United States · Onsite	New York, New York, United States Onsite	Nov 20, 2024
Stagiaire en formation technique - mécanique du bâtiment Internship Québec, QC, Canada · Hybrid	Québec, QC, Canada Hybrid	Sep 26, 2024

Activities	Energy efficiency engineeringBuilding decarbonization solutionsDeep energy retrofitsMechanical system constructionEnergy performance monitoring
Headquarters	CA
Industries	Energy ServicesEngineering & Construction
Name	Ecosystem
Employees	200
Type	Private
Tagline	Designs and builds energy efficiency and decarbonization projects.
Founded	1,993
Website	ecosystem-energy.com

Ecosystem

About Ecosystem