Oak Ridge National Laboratory (ORNL) is seeking a skilled and innovative Senior Mechanical Designer ... biological systems. As an employee at ORNL, you will have access to pioneering facilities, a ...

60 Oak Ridge National Laboratory Biologist Jobs Hiring Near You
Oak Ridge National Laboratory (ORNL) is seeking a skilled and innovative Senior Mechanical Designer ... biological systems. As an employee at ORNL, you will have access to pioneering facilities, a ...
Senior Mechanical Designer
Oak Ridge, TN · On-site
Oak Ridge National Laboratory (ORNL) is seeking a skilled and innovative Senior Mechanical Designer ... biological systems. As an employee at ORNL, you will have access to pioneering facilities, a ...
Senior Mechanical Designer
Oak Ridge, TN · On-site
Oak Ridge National Laboratory (ORNL) is seeking a skilled and innovative Senior Mechanical Designer ... biological systems. As an employee at ORNL, you will have access to pioneering facilities, a ...
The Oak Ridge National Laboratory (ORNL) is seeking qualified applicants for a Materials Inventory Support Specialist who will have a dual role supporting the Neutron Technologies Division as well as ...
New
The Oak Ridge National Laboratory (ORNL) is seeking qualified applicants for a Materials Inventory Support Specialist who will have a dual role supporting the Neutron Technologies Division as well as ...
New
Oak Ridge National Laboratory is the largest US Department of Energy science and energy laboratory ... Sound foundation in radiation transport, behavior of radionuclides in biological systems, and/or ...
Oak Ridge National Laboratory is the largest US Department of Energy science and energy laboratory ... Sound foundation in radiation transport, behavior of radionuclides in biological systems, and/or ...
Oak Ridge National Laboratory is a U.S. Department of Energy national laboratory focused on addressing the nation's pressing challenges. They are seeking an HPC Linux Systems Engineer to design ...
Oak Ridge National Laboratory is a U.S. Department of Energy national laboratory focused on addressing the nation's pressing challenges. They are seeking an HPC Linux Systems Engineer to design ...
Postdoctoral Research Associate - Computational Radiation Protection Scientist
Oak Ridge, TN · On-site
Oak Ridge National Laboratory is the largest US Department of Energy science and energy laboratory ... Sound foundation in radiation transport, behavior of radionuclides in biological systems, and/or ...
Postdoctoral Research Associate - Computational Radiation Protection Scientist
Oak Ridge, TN · On-site
Oak Ridge National Laboratory is the largest US Department of Energy science and energy laboratory ... Sound foundation in radiation transport, behavior of radionuclides in biological systems, and/or ...
Associate Laboratory Director, Physical Sciences Directorate
Oak Ridge, TN · On-site
$101K - $132K/yr
Oak Ridge National Laboratory is the US Department of Energy's largest multi-program science and energy laboratory, with scientific and technical capabilities spanning the continuum from basic to ...
Associate Laboratory Director, Physical Sciences Directorate
Oak Ridge, TN · On-site
$101K - $132K/yr
Oak Ridge National Laboratory is the US Department of Energy's largest multi-program science and energy laboratory, with scientific and technical capabilities spanning the continuum from basic to ...
Postdoctoral Research Associate - Integrated Building Deployment and Analysis Group
Oak Ridge, TN · On-site
Oak Ridge National Laboratory is seeking a Postdoctoral Research Associate to work with a multi-disciplinary group of experts on the economic and policy aspects of residential building retrofitting.
Postdoctoral Research Associate - Integrated Building Deployment and Analysis Group
Oak Ridge, TN · On-site
Oak Ridge National Laboratory is seeking a Postdoctoral Research Associate to work with a multi-disciplinary group of experts on the economic and policy aspects of residential building retrofitting.
Oak Ridge National Laboratory is the largest US Department of Energy (DOE) science and energy laboratory, conducting basic and applied research to deliver transformative solutions to compelling ...
Oak Ridge National Laboratory is the largest US Department of Energy (DOE) science and energy laboratory, conducting basic and applied research to deliver transformative solutions to compelling ...
Oak Ridge National Laboratory is a U.S. Department of Energy national laboratory focused on addressing the nation's pressing challenges. The role involves leading the design, implementation, and ...
Oak Ridge National Laboratory is a U.S. Department of Energy national laboratory focused on addressing the nation's pressing challenges. The role involves leading the design, implementation, and ...
Oak Ridge National Laboratory is the largest US Department of Energy science and energy laboratory, conducting basic and applied research to deliver transformative solutions to compelling problems in ...
Oak Ridge National Laboratory is the largest US Department of Energy science and energy laboratory, conducting basic and applied research to deliver transformative solutions to compelling problems in ...
Oak Ridge National Laboratory is the largest US Department of Energy (DOE) science and energy laboratory, conducting basic and applied research to deliver transformative solutions to compelling ...
Oak Ridge National Laboratory is the largest US Department of Energy (DOE) science and energy laboratory, conducting basic and applied research to deliver transformative solutions to compelling ...
Biometrics AI/ML Engineer
Oak Ridge, TN · On-site
Oak Ridge National Laboratory is the largest US Department of Energy science and energy laboratory, conducting basic and applied research to deliver transformative solutions to compelling problems in ...
Biometrics AI/ML Engineer
Oak Ridge, TN · On-site
Oak Ridge National Laboratory is the largest US Department of Energy science and energy laboratory, conducting basic and applied research to deliver transformative solutions to compelling problems in ...
Software System Engineer
Oak Ridge, TN · On-site
$150K - $177K/yr
Oak Ridge National Laboratory supports unique research needs for the Department of Energy and other Government agencies with goals ranging from the integration of quantum computing in high ...
Software System Engineer
Oak Ridge, TN · On-site
$150K - $177K/yr
Oak Ridge National Laboratory supports unique research needs for the Department of Energy and other Government agencies with goals ranging from the integration of quantum computing in high ...
Software System Engineer
$165K - $196K/yr
Oak Ridge National Laboratory supports unique research needs for the Department of Energy and other Government agencies with goals ranging from the integration of quantum computing in high ...
Software System Engineer
$165K - $196K/yr
Oak Ridge National Laboratory supports unique research needs for the Department of Energy and other Government agencies with goals ranging from the integration of quantum computing in high ...
Lead HPC Engineer, Classified Computing & GPU Strategy
Oak Ridge, TN · On-site
$90 - $120/hr
Oak Ridge National Laboratory is seeking a Senior HPC Engineer for Classified Computing to lead the design and management of HPC systems. You will ensure optimal performance and security while ...
New
Lead HPC Engineer, Classified Computing & GPU Strategy
Oak Ridge, TN · On-site
$90 - $120/hr
Oak Ridge National Laboratory is seeking a Senior HPC Engineer for Classified Computing to lead the design and management of HPC systems. You will ensure optimal performance and security while ...
New
Oak Ridge National Laboratory is the largest US Department of Energy science and energy laboratory, conducting basic and applied research to deliver transformative solutions to compelling problems in ...
Oak Ridge National Laboratory is the largest US Department of Energy science and energy laboratory, conducting basic and applied research to deliver transformative solutions to compelling problems in ...
Dynamic Test Engineer
Oak Ridge, TN · On-site
Oak Ridge National Laboratory is the largest US Department of Energy science and energy laboratory, conducting basic and applied research to deliver transformative solutions to compelling problems in ...
Dynamic Test Engineer
Oak Ridge, TN · On-site
Oak Ridge National Laboratory is the largest US Department of Energy science and energy laboratory, conducting basic and applied research to deliver transformative solutions to compelling problems in ...
The position will involve significant interaction with a large team within Oak Ridge National Laboratory, as well as external industry partners. Major Duties/Responsibilities: * Understand the ...
The position will involve significant interaction with a large team within Oak Ridge National Laboratory, as well as external industry partners. Major Duties/Responsibilities: * Understand the ...
Postdoctoral Research Associate - Privacy Preserved Federated Learning Algorithms
Oak Ridge, TN · On-site
Oak Ridge National Laboratory is the largest US Department of Energy science and energy Laboratory, conducting basic and applied research to deliver transformative solutions to compelling problems in ...
Postdoctoral Research Associate - Privacy Preserved Federated Learning Algorithms
Oak Ridge, TN · On-site
Oak Ridge National Laboratory is the largest US Department of Energy science and energy Laboratory, conducting basic and applied research to deliver transformative solutions to compelling problems in ...
Oak Ridge National Laboratory Jobs Information
What is it like to work at Oak Ridge National Laboratory?
As a national laboratory, ORNL is structured into various research divisions and departments, with a diverse range of projects and initiatives focused on advancing science, technology, and engineering, including energy, climate change, and national security. The laboratory's work environment is highly collaborative, with opportunities for interdisciplinary research and knowledge sharing among scientists, engineers, and technicians.
Working at ORNL may appeal to individuals who are passionate about advancing scientific knowledge and addressing complex global challenges, as the laboratory offers a unique opportunity to contribute to cutting-edge research and development projects, collaborate with leading experts in their fields, and make a meaningful impact on society.
What makes Oak Ridge National Laboratory an attractive place to work?
Do workers at Oak Ridge National Laboratory get paid breaks?
69% of people say they get paid breaks.
Based on data from 13 people who took the Breakroom Quiz between December 2024 and May 2026.
Does Oak Ridge National Laboratory pay people when they’re sick?
94% of people say they would get paid if they were sick but scheduled to work.
Based on data from 16 people who took the Breakroom Quiz between December 2024 and May 2026.
At Oak Ridge National Laboratory, are sick days and vacation days separate paid time off?
43% of people say they have to use vacation days when they’re out sick.
Based on data from 7 people who took the Breakroom Quiz between June 2025 and May 2026.
Is the health insurance from Oak Ridge National Laboratory affordable enough for their workers?
100% of people say the health insurance costs are okay
Based on data from 10 people who took the Breakroom Quiz between March 2025 and May 2026.
Do people get paid time off at Oak Ridge National Laboratory?
100% of people say they get paid time off.
Based on data from 7 people who took the Breakroom Quiz between June 2025 and May 2026.
Do workers at Oak Ridge National Laboratory worry about hours?
93% of people report they don’t worry about getting enough hours.
Based on data from 14 people who took the Breakroom Quiz between December 2024 and May 2026.
Do Oak Ridge National Laboratory workers get to choose the shifts they work?
44% report that they don’t have enough control over which shifts they work.
Based on data from 9 people who took the Breakroom Quiz between December 2024 and May 2026.
How easy is it for Oak Ridge National Laboratory workers to change shifts?
67% of people report that it’s easy to change shifts if they need to.
Based on data from 9 people who took the Breakroom Quiz between January 2025 and May 2026.
How easy is it to get time off at Oak Ridge National Laboratory?
87% of people report it’s easy to get time off.
Based on data from 15 people who took the Breakroom Quiz between December 2024 and May 2026.
Do Oak Ridge National Laboratory managers change schedules at the last minute?
100% of people say their manager doesn’t change their shift schedule at the last minute.
Based on data from 15 people who took the Breakroom Quiz between December 2024 and May 2026.
Do jobs at Oak Ridge National Laboratory spill into time workers aren’t paid for?
13% of people report that their job takes up time that they don’t get paid for.
Based on data from 15 people who took the Breakroom Quiz between December 2024 and May 2026.
How easy is it to take sick days at Oak Ridge National Laboratory?
81% of people report that it’s easy to take time off if they are sick.
Based on data from 16 people who took the Breakroom Quiz between December 2024 and May 2026.
Is working at Oak Ridge National Laboratory good if you’re a parent or caregiver?
80% of people who care for a child or other relative report this is a good place to work.
Based on data from 5 people who took the Breakroom Quiz between January 2025 and May 2026.
Do people at Oak Ridge National Laboratory feel treated with respect by their managers?
79% of people say they’re treated with respect by their managers.
Based on data from 14 people who took the Breakroom Quiz between December 2024 and May 2026.
Do people at Oak Ridge National Laboratory get to take their breaks without interruption?
73% of people report that they get to take their breaks without interruption.
Based on data from 15 people who took the Breakroom Quiz between December 2024 and May 2026.
Is it stressful to work at Oak Ridge National Laboratory?
69% of people say they often feel stressed out at work.
Based on data from 16 people who took the Breakroom Quiz between December 2024 and May 2026.
Do people at Oak Ridge National Laboratory enjoy their jobs?
87% of people report they enjoy their job.
Based on data from 15 people who took the Breakroom Quiz between December 2024 and May 2026.
Do people at Oak Ridge National Laboratory recommend working with their team?
75% of people report that they would recommend working with their immediate team to a friend.
Based on data from 16 people who took the Breakroom Quiz between December 2024 and May 2026.
Do people get enough training when they start at Oak Ridge National Laboratory?
73% of people report they got enough training when they started working here.
Based on data from 15 people who took the Breakroom Quiz between December 2024 and May 2026.
Do people get support to advance at Oak Ridge National Laboratory?
In the last year, 79% of people report being given support to advance their career here.
Based on data from 14 people who took the Breakroom Quiz between December 2024 and May 2026.
Do people think Oak Ridge National Laboratory’s headquarters understands what’s happening where they work?
79% of people think that this employer’s headquarters or owners don’t have a good understanding of what’s really happening where they work.
Based on data from 14 people who took the Breakroom Quiz between December 2024 and May 2026.
Do workers feel well informed about how Oak Ridge National Laboratory is doing?
79% of people feel that they are kept well informed about how the company is doing as a whole.
Based on data from 14 people who took the Breakroom Quiz between December 2024 and May 2026.

Full-time
Medical, Dental, Vision, Life, Retirement, PTO
Posted 7 days ago
Oak Ridge National Laboratory rating
8.8
Based on 16 frontline employees who took The Breakroom Quiz
14th of 120 rated laboratories
Job description
Requisition Id 16868
Overview:
Oak Ridge National Laboratory (ORNL) is seeking a skilled and innovative Senior Mechanical Designer to join our dynamic team. As a Mechanical Designer at ORNL, you will have the opportunity to work on groundbreaking research and development projects, collaborating with world-class scientists and engineers to advance scientific discoveries and technological advancements.
This position resides in the Design Services Group in the Neutron Technologies Division, Neutron Sciences Directorate at Oak Ridge National Laboratory (ORNL).
Major Duties/Responsibilities:
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Collaborates with researchers, engineers, and fellow designers to develop mechanical designs and solutions for one-of a kind scientific instruments, prototypes, and experimental setups.
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As an expert user of Creo Computer-Aided Design (CAD) software, creates robust, detailed 3D models and drawings that represent solutions to complicated manufacturing, assembly, and customer requirement driven equipment functionalities.
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Applies advanced knowledge of ASME Y14.5-2018 standards in performing tolerance stacks to assure fit and functionality of proposed designs.
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Performs design analysis and optimization to ensure functionality, safety, and mechanical systems efficiency.
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Prepares clear, complete, and accurate working plans and detail drawings from layouts, rough or detailed sketches, electronic databases, and written or verbal instructions.
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Applies advanced knowledge of engineering codes and drafting standards against detailed drawings to ensure compliance.
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Participate in design reviews and interdisciplinary team meetings ensuring project goals are met.
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Pursue personal development to continually build/refine your skillset.
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As a member of the ORNL scientific community, you will be expected to commit to ORNL's Research Code of Conduct. Our full code of conduct, and a statement by the Lab Director's office can be found here: https://www.ornl.gov/content/research-integrity
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Deliver ORNL’s mission by aligning behaviors, priorities, and interactions with our core values of Impact, Integrity, Teamwork, Safety, and Service. Promote equal opportunity by fostering a respectful workplace – in how we treat one another, work together, and measure success.
Basic Qualifications:
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An AS degree in an engineering related field with a minimum of 7 years of experience in mechanical design and engineering.
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An equivalent combination of education and experience will also be considered (a high school diploma with a minimum of 9 years of relevant experience or a BS degree in an engineering related field with a minimum of 5 years of relevant experience).
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Expert in Creo CAD software (mastery in other 3D programs such as SolidWorks considered) with experience creating 3D models and technical drawings.
Preferred Qualifications:
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Familiar with top-down modeling techniques, and how to efficiently work with large assembly models.
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Utilizes best practices to incorporate MBD principles into the CAD models, and incorporates showing these annotations/dimensions in the 2D drawings.
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Proficiency in working with ASME Y-14.5 Dimensioning & Tolerancing standards to perform tolerance stack ups.
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Working knowledge of various manufacturing techniques and their associated tolerance capabilities/limitations.
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Demonstrated proficiency at creating and completing multiple design packages which have resulted in successful product launches and service.
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Effective interpersonal skills and the ability to collaborate within multidisciplinary teams.
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Experience in the research or scientific community.
Visa sponsorship is not available for this position.
Working at ORNL:
Oak Ridge National Laboratory is the largest U.S. Department of Energy science and energy national laboratory, conducting groundbreaking research in various fields, including materials science, nuclear energy, and biological systems. As an employee at ORNL, you will have access to pioneering facilities, a supportive work environment, and opportunities for professional growth and career advancement.
Join our versatile team of scientists and engineers and contribute to groundbreaking research and innovation at Oak Ridge National Laboratory. Apply today!
Benefits at ORNL:
We offer competitive pay and benefits programs to attract and retain hardworking people! The laboratory offers many employee benefits, including medical and retirement plans and flexible work hours, to help you and your family live happy and healthy. Employee amenities such as on-site fitness, banking, and cafeteria facilities are also provided for convenience.
Other benefits include the following: Prescription Drug Plan, Dental Plan, Vision Plan, 401(k) Retirement Plan, Contributory Pension Plan, Life Insurance, Disability Benefits, Generous Vacation and Holidays, Parental Leave, Legal Insurance with Identity Theft Protection, Employee Assistance Plan, Flexible Spending Accounts, Health Savings Accounts, Wellness Programs, Educational Assistance, and Employee Discounts.
If you have difficulty using the online application system or need an accommodation to apply due to a disability, please email: ORNLRecruiting@ornl.gov
#LI-DC1
This position will remain open for a minimum of 5 days after which it will close when a qualified candidate is identified and/or hired.
We accept Word (.doc, .docx), Adobe (unsecured .pdf), Rich Text Format (.rtf), and HTML (.htm, .html) up to 5MB in size. Resumes from third party vendors will not be accepted; these resumes will be deleted and the candidates submitted will not be considered for employment.
ORNL is an equal opportunity employer. All qualified applicants, including individuals with disabilities and protected veterans, are encouraged to apply. UT-Battelle is an E-Verify employer.
What Oak Ridge National Laboratory employees say
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About Oak Ridge National Laboratory
Sourced by ZipRecruiter
Industry
Scientific research and development services
Company size
5,001 - 10,000 Employees
Headquarters location
Oak Ridge, TN, US
Year founded
1943