Top 46 Staff scientist Jobs in Oak Ridge, Tn

Senior Research Scientist
AMETEK, Inc. —Oak Ridge, TN
- $145,000 - $175,000 a year
- 8 years
- Doctor of Philosophy
- Product management
8d
Program Specialist Senior
ORAU —Oak Ridge, TN
- $23.44 - $32.60 an hour
- Full-time
- Remote
- Mid-level
- High school diploma or GED
- 4 years
- Paid holidays
- Disability insurance
1d
Quality Control Laboratory Technician
Geosyntec Consultants, Inc. —Oak Ridge, TN
- Full-time
- Basic math
- Mid-level
- High school diploma or GED
- Health insurance
- Dental insurance
14d
Point of Care Coordinator, Ambulatory Patient Care, Blount, Full-Time, Days
Prisma Health —Maryville, TN
- Full-time
- Hospital
- Word processing
- Basic math
9d
Mechanical Engineer
Geosyntec Consultants, Inc. —Oak Ridge, TN
- Full-time
- System design
- Mid-level
- 3 years
Project Task Manager
Arcadis —Knoxville, TN
- $68,400 - $102,600 a year
- Full-time
- Hybrid work
- Mid-level
- Office
- Mentoring
- Paid parental leave
- AD&D insurance
Account Sales Representative
Natera —Knoxville, TN
- $90,000 - $100,000 a year
- Hospital
- Mid-level
- Analysis skills
- Commuter assistance
- Health insurance
Thermofluids Engineering Manager
ORAU —Knoxville, TN
- Full-time
- 5 years
- Master's degree
- Mentoring
Quality Control - NDE Inspector
Geosyntec Consultants, Inc. —Oak Ridge, TN
- Full-time
- Mid-level
- 3 years
- High school diploma or GED
- Health insurance
- Dental insurance
14d
Staff Environmental Engineer, Environmental Scientist, or Geologist 1
EnSafe Inc. —Knoxville, TN
- Full-time
- Construction site
- Mid-level
- Office
- Employee stock ownership plan
Quick Apply
Science & Medicine Advisor
American Heart Association —Knoxville, TN
- $110,000 - $120,000 a year
- Full-time
- Medicine
- Office
- Doctor of Philosophy
- Wellness program
- Paid holidays
On Site Recruiter
Strata-G, LLC —Oak Ridge, TN
- Full-time
- Mid-level
- Travel
- In-person
Quick Apply
Quality Control Assembly Inspector
Geosyntec Consultants, Inc. —Oak Ridge, TN
- Full-time
- Mid-level
- High school diploma or GED
- Continuous improvement
- Health insurance
- Dental insurance
14d
Engineers
Strata-G, LLC —Oak Ridge, TN
- Full-time
- 5 years
- Bachelor of Science
- Engineering
Quick Apply
Sr. QC Specialist – Dimensional Inspection
Geosyntec Consultants, Inc. —Oak Ridge, TN
- Weekends as needed
- 5 years
- High school diploma or GED
- Senior level
Quality Assurance Specialist
Geosyntec Consultants, Inc. —Oak Ridge, TN
- Full-time
- Engineering
- Mid-level
- In-person
Quality Assurance Engineer
Geosyntec Consultants, Inc. —Oak Ridge, TN
- Full-time
- 5 years
- Senior level
- Business
Composites Engineer
Geosyntec Consultants, Inc. —Oak Ridge, TN
- Full-time
- Master's degree
- Senior level
- 2 years
Temporary, Part-Time Research Specialist: Department of Biomedical Engineering - UTK
University of Tennessee - Knoxville —Knoxville, TN
- Part-time
- Writing skills
- English
- Master's degree
6d
Post-Doctoral Research Associate: Department of Ecology and Evolutionary Biology - UTK
University of Tennessee - Knoxville —Knoxville, TN
- $60,000 - $62,000 a year
- Online Application
- Analysis skills
- University
- Doctor of Philosophy
2d

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Senior Research Scientist

AMETEK, Inc. -
Oak Ridge, TN

Apply Now

Job Details

$145,000 - $175,000 a year
8 days ago

Qualifications

Fabrication
Customer communication
Materials engineering experience within manufacturing
Radiation physics
Doctor of Philosophy
Mentoring
Leading team collaboration initiatives
Materials science
Semiconductor experience
Staff development

Full Job Description

Location:

Oak Ridge, TN, US, 37831

Business Unit: Advanced Measurement Technologies

Posting Date: Aug 12, 2026

Job Description:

The Senior Research Scientist leads research and development activities related to semiconductor radiation detector technology used in ORTEC gamma-ray spectroscopy and radiation measurement products. This role is responsible for advancing detector performance, semiconductor fabrication processes, and future technology capabilities while working closely with engineering, manufacturing, quality, customers, suppliers, universities, and national laboratories.

Key Responsibilities

Technical Leadership & Research:

Lead experimental programs focused on detector materials evaluation, device optimization, fabrication process improvement, and advanced detector concepts.
Develop and improve semiconductor fabrication methods, including: ion implantation, diffusion, wet chemical processing, etching, surface preparation, metallization, contact formation, passivation
Evaluate emerging detector materials, architectures, external research opportunities, and strategic partnerships that support ORTEC product strategy.
Represent ORTEC in technical reviews, scientific conferences, customer discussions, internal leadership reviews, and technology roadmap planning.

Process Development & Manufacturing Support:

Partner with manufacturing teams to improve detector yield, repeatability, reliability, throughput, process control, and final performance testing.
Collaborate with electronics, mechanical, cryogenic, software, systems, manufacturing, and quality teams to optimize complete detector systems.
Balance scientific innovation with manufacturability, quality, reliability, schedule, cost, and customer application requirements.

Scientific Analysis & Continuous Improvement:

Apply strong experimental design, data analysis, root-cause investigation, and evidence-based decision-making practices.
Maintain disciplined documentation, intellectual property protection, safety, quality, and continuous improvement standards.
Manage multiple research, process development, and product-support priorities simultaneously.

AI and Technology Enablement:

Demonstrate the ability and willingness to use AI tools to improve productivity, decision-making, work quality, and cost efficiency.
Identify appropriate AI use cases and critically evaluate AI-generated outputs.

Requirements

Education & Experience:

PhD required in Physics, Chemistry, Materials Science, Applied Physics, Electrical Engineering, or a closely related scientific discipline.

Minimum 8 years of relevant experience in:
- - Semiconductor detector development
  - Semiconductor fabrication
  - Detector materials research
  - Radiation detection technology
  - Advanced semiconductor process development
Demonstrated experience with semiconductor fabrication and process techniques, including ion implantation, diffusion, wet chemical processing, etching, surface preparation, passivation, metallization, and contact formation.
Record of technical accomplishment through commercial product impact, patents, publications, conference presentations, funded research, or recognized scientific contributions preferred.

Technical Qualifications:

Detector Physics & Radiation Detection Expertise

Deep understanding of:

- - Semiconductor physics
  - HPGe and other semiconductor detector technologies
  - Gamma-ray interactions
  - Charge transport and trapping
  - Leakage mechanisms
  - Charge collection
  - Cryogenic operation
  - Detector performance characterization
Experience working with detector performance metrics, including: energy resolution, efficiency, capacitance, noise, long-term stability

Technical Leadership & Collaboration:

Strong communication and technical leadership skills with the ability to influence across R&D, manufacturing, quality, product management, sales, customer organizations, and external research partners.
Ability to mentor scientists, engineers, and technical staff in detector physics, semiconductor process development, experimental methods, and performance analysis.
Strong scientific judgment, technical curiosity, ownership mentality, and commitment to high-quality technical execution.

Preferred Experience:

Direct HPGe detector development.
Gamma-ray spectroscopy instrumentation.
Crystal growth or impurity control.
Detector modeling.
Regulated product development environments.
Collaboration with national laboratories, universities, or government agencies.

Working Environment

Work closely with engineering, manufacturing, quality, product management, customers, suppliers, universities, and national laboratories.
Represent ORTEC externally through customer engagements, research collaborations, technical reviews, and scientific conferences.
Willingness to travel domestically and internationally as required for customer, supplier, research, and conference activities.

About the Business Unit

Headquartered in Oak Ridge, Tennessee, ORTEC is part of Advanced Measurement Technology (AMT) within the Materials Analysis Division of AMETEK, Inc. ORTEC is a global leader in the design and manufacture of precision radiation detectors, nuclear instrumentation, analysis software, and integrated measurement systems. Founded in 1960 by scientists from Oak Ridge National Laboratory, ORTEC has built a long-standing reputation for technical excellence, reliability, and innovation in nuclear measurement solutions.

ORTEC’s product portfolio includes high purity germanium (HPGe) radiation detectors, scintillation detectors, digital spectrometers, analysis software, and turnkey spectroscopy systems used across homeland security, nuclear safeguards, health physics, waste assay, radiopharmaceuticals, and scientific research applications. ORTEC solutions are trusted by government agencies, nuclear facilities, research laboratories, universities, and industrial customers worldwide.

Visit us online:

www.ametek.com

www.ortec-online.com

www.sunpowerinc.com

www.ameteksi.com

www.ortec-online.com/innoriid

www.amptek.com

Compensation

Employee Type: Salaried

Currency: USD

Salary Minimum: 145,000

Salary Maximum: 175,000

Incentive: No

Disclaimer: Where a specific pay range is noted, it is a good faith estimate at the time of this posting. The actual salary offered will be based on experience, skills, qualifications, market / business considerations, and geographic location.

For more information on AMETEK's competitive benefits, please click here.

AMETEK, Inc. is a leading global provider of industrial technology solutions serving a diverse set of attractive niche markets with annual sales over $7.5 billion.

AMETEK is committed to making a safer, sustainable, and more productive world a reality. We use differentiated technology solutions to solve our customers’ most complex challenges. We employ 22,000 colleagues, in 35 countries, that are grounded by our core values: Ethics and Integrity, Respect for the Individual, Inclusion, Teamwork, and Social Responsibility. AMETEK is a component of the S&P 500. Visit https://www.ametek.com/careers for more information.

We are an Equal Opportunity Employer and do not discriminate against any employee or applicant for employment because of race, color, sex, age, national origin, religion, sexual orientation, gender identity, status as a veteran, and basis of disability or any other federal, state or local protected class. Individuals who need a reasonable accommodation because of a disability for any part of the employment process should call 1 (866) 263-8359.

Apply Now

Refine Your Search

staff scientist jobs in oak ridge, tn

Senior Research Scientist

Program Specialist Senior

Quality Control Laboratory Technician

Point of Care Coordinator, Ambulatory Patient Care, Blount, Full-Time, Days

Mechanical Engineer

Project Task Manager

Account Sales Representative

Thermofluids Engineering Manager

Quality Control - NDE Inspector

Staff Environmental Engineer, Environmental Scientist, or Geologist 1

Science & Medicine Advisor

On Site Recruiter

Quality Control Assembly Inspector

Engineers

Sr. QC Specialist – Dimensional Inspection

Quality Assurance Specialist

Quality Assurance Engineer

Composites Engineer

Temporary, Part-Time Research Specialist: Department of Biomedical Engineering - UTK

Post-Doctoral Research Associate: Department of Ecology and Evolutionary Biology - UTK

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