Browse Jobs
Browse fresh roles from company career pages, then filter by keyword, location, salary, skills, remote scope, and more. Each listing links back to the employer-controlled apply path when available.
289 jobs match your filters
2mo
Principal Mechanical Engineer (Building Services)
WSP in India
What if you could do the kind of work the world needs? At WSP, you can access our global scale, contribute to landmark projects and connect with the brightest minds in your field to do the best work of your life. You can embrace your curiosity in a culture that celebrates new ide
Feltham, Middlesex, United Kingdom
onsite
2mo
Principal Mechanical Engineer (Building Services)
WSP in Africa
What if you could do the kind of work the world needs? At WSP, you can access our global scale, contribute to landmark projects and connect with the brightest minds in your field to do the best work of your life. You can embrace your curiosity in a culture that celebrates new ide
Feltham, Middlesex, United Kingdom
onsite
2mo
Principal Mechanical Engineer - Buildings
Stantec
Stantec Buildings is on a mission to become the world’s leading integrated design practice. Our architects, engineers, interior designers, sustainability specialists, and technologists are passionate about the power of design. We take an innovative, collaborative approach to proj
Edmonton, AB, Canada
hybrid
2mo
R
Principal Mechanical Engineer - Air Traffic Solutions (Onsite)
RTX
Date Posted: 2026-03-27 Country: United States of America Location: US-MA-MARLBOROUGH-MA3 ~ 1001 Boston Post Rd ~ BLDG 3 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: U.S. citizenship is required, as only U.S. citizens are authorized t
US-MA-MARLBOROUGH-MA3 ~ 1001 Boston Post Rd ~ BLDG 3
onsiteFull-time
2mo
A
Principal Mechanical Engineer - Data Centres
AECOM
AECOM is seeking a Principal Mechanical Engineer to join our Buildings & Places sector, specializing in data centre design and delivery. As a technical leader and ambassador for AECOM's data centre practice, you'll represent our expertise across the EMEA region and contribute to
Manchester, United Kingdom
hybridFull-timeAssociateEasy Apply
2mo
A
Principal Mechanical Engineer - Data Centres
AECOM
AECOM is seeking a Principal Mechanical Engineer to join our Buildings & Places sector, specializing in data centre design and delivery. As a technical leader and ambassador for AECOM's data centre practice, you'll represent our expertise across the EMEA region and contribute to
Plymouth, United Kingdom
hybridFull-timeAssociateEasy Apply
2mo
A
Principal Mechanical Engineer - Data Centres
AECOM
AECOM is seeking a Principal Mechanical Engineer to join our Buildings & Places sector, specializing in data centre design and delivery. As a technical leader and ambassador for AECOM's data centre practice, you'll represent our expertise across the EMEA region and contribute to
Belfast, United Kingdom
hybridFull-timeAssociateEasy Apply
2mo
Principal Mechanical Engineer - Water Infrastructure
WSP
Lead major water projects at WSP Melbourne, shaping future‑ready infrastructure through technical leadership, innovation and collaboration.
Melbourne, Victoria, Australia
hybrid
2mo
Principal Mechanical Engineer - Water Infrastructure
WSP in the U.S.
Lead major water projects at WSP Melbourne, shaping future‑ready infrastructure through technical leadership, innovation and collaboration.
Melbourne, Victoria, Australia
hybrid
2mo
Principal Mechanical Engineer - Water Infrastructure
WSP in Australia
Lead major water projects at WSP Melbourne, shaping future‑ready infrastructure through technical leadership, innovation and collaboration.
Melbourne, Victoria, Australia
hybrid
2mo
Principal Mechanical Engineer - Water Infrastructure
WSP in the Middle East
Lead major water projects at WSP Melbourne, shaping future‑ready infrastructure through technical leadership, innovation and collaboration.
Melbourne, Victoria, Australia
hybrid
2mo
Principal Mechanical Engineer - Water Infrastructure
WSP in New Zealand
Lead major water projects at WSP Melbourne, shaping future‑ready infrastructure through technical leadership, innovation and collaboration.
Melbourne, Victoria, Australia
hybrid
2mo
Principal Mechanical Engineer - Water Infrastructure
WSP in India
Lead major water projects at WSP Melbourne, shaping future‑ready infrastructure through technical leadership, innovation and collaboration.
Melbourne, Victoria, Australia
hybrid
2mo
Principal Mechanical Engineer - Water Infrastructure
WSP in Africa
Lead major water projects at WSP Melbourne, shaping future‑ready infrastructure through technical leadership, innovation and collaboration.
Melbourne, Victoria, Australia
hybrid
3mo
Principal Mechanical Engineer - Critical Systems
Ramboll
Are you excited about understanding, interpreting, and navigating complex engineering issues? Are you motivated by creating sustainable change that benefits society and nature? Are you a curious and open-minded person? If this sounds like you, or you’re curious to learn more, the
Chester, United Kingdom
hybridFull-timeMid-Senior LevelEasy Apply
3mo
Principal Mechanical Engineer - Critical Systems
Ramboll
Are you excited about understanding, interpreting, and navigating complex engineering issues? Are you motivated by creating sustainable change that benefits society and nature? Are you a curious and open-minded person? If this sounds like you, or you’re curious to learn more, the
Manchester, United Kingdom
hybridFull-timeMid-Senior LevelEasy Apply
3mo
Principal Mechanical Engineer - Critical Systems
Ramboll
Are you excited about understanding, interpreting, and navigating complex engineering issues? Are you motivated by creating sustainable change that benefits society and nature? Are you a curious and open-minded person? If this sounds like you, or you’re curious to learn more, the
Leeds, United Kingdom
hybridFull-timeMid-Senior LevelEasy Apply
3mo
Principal Mechanical Engineer - Critical Systems
Ramboll
Are you excited about understanding, interpreting, and navigating complex engineering issues? Are you motivated by creating sustainable change that benefits society and nature? Are you a curious and open-minded person? If this sounds like you, or you’re curious to learn more, the
Southampton, United Kingdom
hybridFull-timeMid-Senior LevelEasy Apply
3mo
Principal Mechanical Engineer - Critical Systems
Ramboll
Are you excited about understanding, interpreting, and navigating complex engineering issues? Are you motivated by creating sustainable change that benefits society and nature? Are you a curious and open-minded person? If this sounds like you, or you’re curious to learn more, the
Birmingham, United Kingdom
hybridFull-timeMid-Senior LevelEasy Apply
3mo
W
Principal Mechanical Engineer, Advanced Test & Equipment
Western Digital
Product (precision testing unit) and/or automation testing equipment mechanical development Work out development plan, detail design, standard parts selection, and tolerance analysis; create 3D/2D drawing, BOM, assembly manual and buy off document etc… Conduct regular design revi
Shenzhen, Guangdong Province, China
remoteFull-timeMid-Senior LevelEasy Apply
4mo
Principal Mechanical Engineer (Pipeline)
Arcadis
This role is for TALENT POOLING . Once the position becomes active, we will begin processing candidates who have passed the CV screening Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets. We a
Philippines
hybrid
4mo
Principal Mechanical Engineer, Health Sector
Stantec
Stantec’s Buildings team is on a mission to become the world’s leading integrated design practice. Our architects, engineers, interior designers, consultants, sustainability specialists, and technologists are passionate about the power of design. Our collaborative culture and our
Toronto, ON Canada
hybrid
6d
Principal Mechanical Engineer - Commercial HVAC
Duro Dyne
Lennox (NYSE: LII) Driven by 130 years of legacy, HVAC and refrigeration success, Lennox provides our residential and commercial customers with industry-leading climate-control solutions. At Lennox, we win as a team, aiming for excellence and delivering innovative, sustainable pr
Carrollton, TX, US
hybrid
1w
Principal Mechanical Engineer, R&D
Werfen North America
Position Summary: The Principal Mechanical Engineer leads the design, development, and integration of complex electromechanical systems for medical diagnostic and IVD products, including motion systems, precision fluidics, and thermal management solutions. This role applies adv
Bedford, MA, US
remote
1w
Principal Mechanical Engineer - Remote
Laveer Engineering
Are you interested in being part of an innovative team that supports Westinghouse’s mission to provide clean energy solutions? At Westinghouse, we recognize that our employees are our most valuable asset and we seek to identify, attract and recruit the most qualified talent while
Rock Hill, SC, US, 29730 +1 more…
onsite