Senior Mechanical Engineer Jobs in Portland, OR

Refine Results
1 - 20 of 21 Jobs

Senior Mechanical Engineer

Stantec

•

Portland, Oregon, USA

Full-time

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 innovative, sustainable approach to projects help us create buildings that matter to our world. Together, we are enhancing the quality of life globally through design. Join us and design your place with Stantec. Your Op
Posted 28 days ago | Updated 11 hours ago

Senior Mechanical Engineer 1 - Nuclear

Sargent & Lundy LLC.

•

Remote

Full-time

Description You will be involved in nuclear power plant systems design, including preparation or review of: Modification packages for operating nuclear power plantsFunctional mechanical drawings and/or drawings for nuclear power plant systemsEngineering analyses and evaluations to support modifications and operation of plant systemsTechnical specifications and procurement documents for plant equipmentVendor bid evaluations for plant equipmentStudies and options evaluations for modifications to
Posted 11 days ago | Updated 11 hours ago

Sr. Mechanical Engineer, Hardware Simulation

Johnson & Johnson

•

Remote or Santa Clara, California, USA

Full-time

At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments are smarter and less invasive, and solutions are personal. Through our expertise in Innovative Medicine and MedTech, we are uniquely positioned to innovate across the full spectrum of healthcare solutions today to deliver the breakthroughs of tomorrow, and profoundly impact health for humanity. Learn m
Posted 15 days ago | Updated 11 hours ago

Sr. Mechanical Engineer - Healthcare

Farnsworth Group, Inc.

•

Remote

Full-time

Join us and grow your career with a certified Great Place to Work for the last nine years running. We are a team of Engineers, Architects, Surveyors and Scientists committed to making meaningful contributions to the world around us. Our quest for excellence goes beyond the ordinary; we seek extraordinary people who want to showcase their talents and join us in making a difference for our clients and communities. You will be part of a collaborative group that champions your career and passions, e
Posted 23 days ago | Updated 11 hours ago

Senior Mechanical Engineer 1 - Government Services

Sargent & Lundy LLC.

•

Remote

Full-time

Description Sargent & Lundy's Government Services Division provides cutting-edge engineering and consulting to the management and operating contractors for the US Department of Energy (DOE) and the National Nuclear Security Administration (NNSA). What does this mean? You can be a part of multi-discipline teams developing and designing facilities, systems, and equipment for the nation's major research laboratories and the legacy nuclear weapons production complex. This critical engineering work
Posted 18 days ago | Updated 11 hours ago

Senior Mechanical Engineer (Hybrid-Puerto Rico)

RTX Corporation

•

Remote or Aguadilla, Aguadilla, Puerto Rico

Full-time

Date Posted: 2025-06-05 Country: United States of America Location: HPR01: Collins Puerto Rico- Aguadilla Road 110 North Km 28.8 San Antonio Industrial Park, Aguadilla, PR, 00603 USA Position Role Type: Hybrid U.S. Citizen, U.S. Person, or Immigration Status Requirements: Security Clearance: None/Not Required Collins Aerospace is looking to hire a Senior Mechanical Engineer to perform design cost management. The primary focus of this position will be to provide Design to Cost (DTC) support for
Posted 33 days ago | Updated 11 hours ago

Senior Mechanical Engineer Analyst 1 (Power Uprates) - Nuclear

Sargent & Lundy LLC.

•

Remote

Full-time

Description This will be a remote Mechanical Analysis position to support Power Uprates. Our electric power generation clients are seeking to increase the power output of their existing power plants to meet the electric demands. This is expanding work in the Mechanical Analysis Engineering group. You will work on major systems, equipment, and plant process in the following areas: Develop and lead licensing basis system and component evaluations for nuclear power uprate projects.This position w
Posted 10 days ago | Updated 11 hours ago

Senior Mechanical Engineer 2 - Nuclear

Sargent & Lundy LLC.

•

Remote

Full-time

Description You will be involved in nuclear power plant systems design, including preparation or review of: Modification packages for operating nuclear power plantsFunctional mechanical drawings and/or drawings for nuclear power plant systemsEngineering analyses and evaluations to support modifications and operation of plant systemsTechnical specifications and procurement documents for plant equipmentVendor bid evaluations for plant equipmentStudies and options evaluations for modifications to
Posted 53 days ago | Updated 11 hours ago

Senior Mechanical Engineer

Pond & Company

•

Remote or Peachtree Corners, Georgia, USA

Full-time

About the Position We are seeking a Senior Mechanical Engineer to join our growing Professional Design Services team in either one of the following Pond offices (Atlanta, GA; Augusta, GA; Savannah, GA; Jacksonville, FL; Tempa, FL; Port Orange, FL; Columbia, SC; Charlotte, NC; Huntsville, AL; Mobile, AL; New Orleans, LA) or as a Remote Employee. The ideal candidate possesses 10+ years of related MEP design engineering experience and wants to grow, collaborate, and innovate. In this position, the
Posted 60+ days ago | Updated 24 days ago

Mechanical Senior Project Engineer - Mission Critical Facilities

Stantec

•

Portland, Oregon, USA

Full-time

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 innovative, sustainable approach to projects help us create buildings that matter to our world. Together, we are enhancing the quality of life globally through design. Join us and design your place with Stantec. Your Op
Posted 28 days ago | Updated 11 hours ago

Senior Mechanical Engineer (Hybrid)

Westinghouse Electric Company LLC

•

Remote or Rock Hill, South Carolina, USA

Full-time

Are you interested in being part of a creative 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 want to identify the most qualified talent while recognizing and encouraging the value of diversity in the global workplace. If this sounds like an environment you would thrive in, we have an exciting opportunity as a Senior Mechanical Engineer. The Senior Mechanical Engineer will report to
Posted 60+ days ago | Updated 11 hours ago

Sr Electrical/Mechanical Engineer - Electrical Wiring and Interconnection Systems (EWIS)

Sierra Nevada Corporation

•

Remote or Lone Tree, Colorado, USA

Full-time

The ISR (Intelligence, Surveillance & Reconnaissance), Aviation, and Security (IAS) business area is a leader in ISR and aviation, it is a leading prime manned and unmanned aircraft systems integrator for innovative, high-performance ISR and aviation systems. Its end-to-end Command, Control, Computers, Communications and Intelligence, Surveillance & Reconnaissance (C4ISR) capabilities encompass design, integration, test, certification, ground/flight training and complete logistics support. IAS t
Posted 23 days ago | Updated 11 hours ago

Senior Mechanical Design Engineer (Hybrid-Puerto Rico)

RTX Corporation

•

Remote or Aguadilla, Aguadilla, Puerto Rico

Full-time

Date Posted: 2025-05-07 Country: United States of America Location: HPR01: Collins Puerto Rico- Aguadilla Road 110 North Km 28.8 San Antonio Industrial Park, Aguadilla, PR, 00603 USA Position Role Type: Hybrid U.S. Citizen, U.S. Person, or Immigration Status Requirements: Security Clearance: None/Not Required Collins Aerospace has an exciting opportunity for a Mechanical Design Engineer. We're looking for an experienced professional, like you, to accept a high level of responsibility within a
Posted 59 days ago | Updated 11 hours ago

Mechanical Engineer - Senior Level (Hybrid)

Barr Engineering

•

Remote or Ann Arbor, Michigan, USA

Full-time

The role - what you'll do Barr is seeking a mechanical engineer to join our team. In this hybrid role, you will support the Engineering & Design business unit, working with multidisciplinary project teams to serve industrial clients in the power generation, oil and gas, mining, and manufacturing sectors. You will use your expertise to develop and review engineering calculations, system specifications, and construction drawings; select equipment and components; and guide project execution from c
Posted 9 days ago | Updated 11 hours ago

Lead Mechanical Engineer 2 - Government Services

Sargent & Lundy LLC.

•

Remote

Full-time

Description This is a remote position with the expectation of frequent travel to a client site near Oak Ridge, Tennessee. This is a mid-level design engineering position that offers a variety of challenging opportunities in Mechanical Engineering and will provide an excellent opportunity for career advancement: Lead Mechanical design engineering efforts on a multi-disciplined project design team and apply mechanical engineering expertise to the design and analysis of special purpose equipment,
Posted 1 day ago | Updated 11 hours ago

Lead Mechanical Engineer 1 - Nuclear

Sargent & Lundy LLC.

•

Remote

Full-time

Description You will be involved in nuclear power plant systems design, including preparation or review of: Modification packages for operating nuclear power plantsFunctional mechanical drawings and/or drawings for nuclear power plant systemsEngineering analyses and evaluations to support modifications and operation of plant systemsTechnical specifications and procurement documents for plant equipmentVendor bid evaluations for plant equipmentStudies and options evaluations for modifications to
Posted 11 days ago | Updated 11 hours ago

Lead Mechanical Engineer 2 - Government Services

Sargent & Lundy LLC.

•

Remote or Oak Ridge, Tennessee, USA

Full-time

Description This is a remote position with the expectation of frequent travel to a client site near Oak Ridge, Tennessee. This is a mid-level design engineering position that offers a variety of challenging opportunities in Mechanical Engineering and will provide an excellent opportunity for career advancement: Lead Mechanical design engineering efforts on a multi-disciplined project design team and apply mechanical engineering expertise to the design and analysis of special purpose equipment,
Posted 8 days ago | Updated 11 hours ago

Lead Mechanical Engineer 1 (Power Uprates) - Nuclear

Sargent & Lundy LLC.

•

Remote

Full-time

Description Our electric power generation clients are seeking to increase the power output of their existing power plants to meet the electric demands. This is expanding work in the nuclear industry. You will work on major systems, equipment and plant process in the following areas: Perform consulting level work for power uprates in the nuclear industry.Interface with clients and project teams to present technical discussions and project status.Develop engineering proposals and cost estimates.M
Posted 10 days ago | Updated 11 hours ago

Mechanical Engineer (Facilities)

LMI Government Consulting (Logistics Management In

•

Remote

Full-time

Overview LMI seeks an experienced mechanical engineer to provide support to a federal facilities and infrastructure portfolio management program. Join our team of collaborative self-starters focused on delivering practical and efficient solutions to help U.S. Department of Homeland Security (DHS) keep our nation safe while supporting the facilitation of legitimate trade and travel. LMI is a consultancy dedicated to powering a future-ready, high-performing government, drawing from expertise in
Posted 11 days ago | Updated 7 hours ago

Mid-Level Mechanical Engineer

Pond & Company

•

Remote or Peachtree Corners, Georgia, USA

Full-time

About the Position We are seeking a Mid-Level Mechanical Engineer to join our growing Professional Design Services team in either one of the following Pond offices (Atlanta, GA; Augusta, GA; Savannah, GA; Jacksonville, FL; Tempa, FL; Port Orange, FL; Columbia, SC; Charlotte, NC; Huntsville, AL; Mobile, AL; New Orleans, LA) or as a Remote Employee. The ideal candidate possesses 5+ years of related MEP design engineering experience and wants to grow, collaborate, and innovate. In this position, t
Posted 60+ days ago | Updated 24 days ago