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.
288 jobs match your filters
1mo
Principal Mechanical Engineer- Data Center Design and Innovation
Oracle
Job Summary (Description): Oracle Cloud Infrastructure (OCI) is building the next generation of gigawatt-scale cloud infrastructure to power AI, high-performance computing, and the world’s most demanding enterprise workloads. We are seeking innovative Mechanical Engineers to lea
United States
remote
1mo
Principal Mechanical Engineer- Data Center Design and Innovation
NetSuite
Job Summary (Description): Oracle Cloud Infrastructure (OCI) is building the next generation of gigawatt-scale cloud infrastructure to power AI, high-performance computing, and the world’s most demanding enterprise workloads. We are seeking innovative Mechanical Engineers to lea
United States
remote
1mo
Principal Mechanical Engineer – FEA (simulation)
Nextpower
Job Description: The Principal Mechanical Engineer – FEA will serve as the technical authority for structural and multiphysics simulation within Nextpower. This role will lead advanced analysis activities, define simulation methodologies, and ensure robust validation processes t
Sorocaba, Sao Paulo - BRA
onsiteFull-time
1mo
Principal Mechanical Engineer- Video Collaboration
Logitech
Logitech is the Sweet Spot for people who want their actions to have a positive global impact while having the flexibility to do it in their own way. Logitech is the Sweet Spot for people who want their actions to have a positive global impact while having the flexibility to do
San Jose, California, USA
onsiteFull-time
1mo
M
Principal Mechanical Engineer - HVAC
McDermott External Career Site
The Principal Mechanical Engineer - HVAC interprets internal and external business challenges in the Mechanical discipline. The role requires specialized depth and breadth of expertise in Mechanical Engineering.
Dubai, United Arab Emirates
hybrid
1mo
Principal Mechanical Engineer (Starship)
SpaceX
SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars.
Starbase, TX
onsiteEasy Apply
1mo
N
Principal Mechanical Engineer / Sr. Principal Mechanical Engineer 16935
Ngc
RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time Description At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact pe
United States-Utah-Roy
onsiteFull-time
1mo
Principal Mechanical Engineer I
CesiumAstro
Please Note: To conform with the United States Government Space Technology Export Regulations, the applicant must be a U.S. citizen, lawful permanent resident of the U.S., conditional resident, asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)), or eligi
Westminster, CO$134K - $161K
onsiteFull-timeEasy Apply
1mo
R
Principal Mechanical Engineer – Electronics Packaging (Onsite)
RTX
Date Posted: 2026-04-23 Country: United States of America Location: US-TX-RICHARDSON-461 ~ 3200 E Renner Rd ~ RENNER BLDG 461 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued sec
US-TX-RICHARDSON-461 ~ 3200 E Renner Rd ~ RENNER BLDG 461
onsiteFull-time
1mo
Principal Mechanical Engineering Architect - Server & Rack Solutions
ZT Systems
About The Role In this position, the Principal Mechanical Architect will be responsible for architecting Server and Rack level solutions for customers in the Cloud Computing and Hyperscale Industry. The responsibilities for this position include working directly with our custome
Secaucus, NJ
onsiteFull-time
1mo
Principal Mechanical Engineer - Building Services
Arcadis
Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets. We are more than 36,000 people, in over 70 countries, dedicated to improving quality of life. Everyone has an important role to play. With th
Bristol, United Kingdom
hybrid
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
London, United Kingdom
hybridFull-timeAssociateEasy Apply
2mo
A
Principal Mechanical Engineer, Water Sector
AECOM
Start here. Grow here. Are you ready to shape the future of water infrastructure? We’re looking for a Principal Mechanical Engineer to join our growing Water team , with opportunities to be based across our South East offices - Basingstoke, Croydon, London Aldgate and St Albans.
London, England, United Kingdom
hybridFull-timeAssociateEasy Apply
2mo
A
Principal Mechanical Engineer, Water Sector
AECOM
Start here. Grow here. Are you ready to shape the future of water infrastructure? We’re looking for a Principal Mechanical Engineer to join our growing Water team , with opportunities to be based across our South East offices - Basingstoke, Croydon, London Aldgate and St Albans.
Basingstoke, England, United Kingdom
hybridFull-timeAssociateEasy Apply
2mo
A
Principal Mechanical Engineer, Water Sector
AECOM
Start here. Grow here. Are you ready to shape the future of water infrastructure? We’re looking for a Principal Mechanical Engineer to join our growing Water team , with opportunities to be based across our South East offices - Basingstoke, Croydon, London Aldgate and St Albans.
Croydon, 69 PARK LANE, United Kingdom
hybridFull-timeAssociateEasy Apply
2mo
A
Principal Mechanical Engineer, Water Sector
AECOM
Start here. Grow here. Are you ready to shape the future of water infrastructure? We’re looking for a Principal Mechanical Engineer to join our growing Water team , with opportunities to be based across our South East offices - Basingstoke, Croydon, London Aldgate and St Albans.
St Albans, England, United Kingdom
hybridFull-timeAssociateEasy Apply
2mo
Principal Mechanical Engineer - Hardware Development
Nalco Water, An Ecolab Company
Nalco Water, an Ecolab Company, is seeking a talented lead mechanical engineer with expertise in mechanical engineering, data center hardware design and testing to join the Global High Tech R&D team located in Naperville, IL as a Principal Mechanical Engineer . The GHT team supp
Naperville, Illinois, Estados Unidos
onsite
2mo
R
Principal Mechanical Engineer – Radar and Sensors
RTX
Date Posted: 2026-03-31 Country: United States of America Location: US-CA-FULLERTON-675 ~ 1801 Hughes Dr ~ BLDG 675 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clea
US-CA-FULLERTON-675 ~ 1801 Hughes Dr ~ BLDG 675
onsiteFull-time
2mo
R
Principal Mechanical Engineer-Structural Engineer
RTX
Date Posted: 2026-03-31 Country: United States of America Location: US-AZ-TUCSON-805 ~ 1151 E Hermans Rd ~ BLDG 805 Position Role Type: Unspecified U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is
US-AZ-TUCSON-805 ~ 1151 E Hermans Rd ~ BLDG 805
onsiteFull-time
2mo
Principal Mechanical Engineer (Building Services)
WSP
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 the U.S.
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 Australia
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 the Middle East
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 New Zealand
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 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