Postdoctoral Researcher – Vision Machine Learning

NLR; Golden (CO); On-site; USD 77,000 - 126,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

Pension benefits

403(b) Plan

Paid time off

Holidays

Relocation assistance

Job summary

The National Laboratory of the Rockies (NLR) is seeking a Postdoctoral Researcher to advance machine learning and computer vision for photovoltaic fleet analysis using satellite and aerial imagery. You will join a multidisciplinary team to develop and validate image-based methods that track PV system changes over time.

Responsibilities include building scalable pipelines, integrating image-derived data with performance datasets, and translating research into reproducible software and publishable

Qualifications

• Must be a recent PhD graduate within the last three years.
• Experience with computer vision and/or ML, image segmentation, object detection, change detection.
• Experience with satellite, aerial, remote sensing, or geospatial imagery.
• Experience with large image datasets and parallel/cloud workflows.
• Familiarity with PyTorch, TensorFlow, OpenCV, scikit-learn, GDAL/Rasterio, GeoPandas, xarray.

Responsibilities

• Develop computer-vision and ML methods for PV systems from satellite/aerial imagery.
• Detect and characterize changes in PV systems across timepoints.
• Process and analyze large geospatial and PV datasets.
• Integrate image-derived data with PV performance and metadata.
• Build scalable computational workflows for many PV systems and images.
• Develop reproducible software and data-analysis workflows with version control.
• Apply ML to identify changes, anomalies, and trends in PV performance.
• Publish results and present findings at conferences and meetings.

Skills

Computer vision

Machine learning

Image segmentation

Object detection

Image registration

Change detection

Parallel computing

HPC

Cloud workflows

Time-series data

Data integration

PyTorch

TensorFlow

OpenCV

scikit-learn

Rasterio

GeoPandas

xarray

Geospatial imagery

Education

PhD degree

Tools

PyTorch

TensorFlow

OpenCV

scikit-learn

GDAL

Rasterio

GeoPandas

xarray

Job description

Posting TitlePostdoctoral Researcher – Vision Machine Learning.LocationCO - Golden.Position TypePostdoc (Fixed Term).Hours Per Week40.Working at NLRNLR is located at the foothills of the Rocky Mountains in Golden, Colorado is the nation's primary laboratory for energy systems research and development.Join the National Laboratory of the Rockies (NLR), where world-class scientists, engineers, and experts are accelerating energy innovation through breakthrough research and systems integration. From our mission to our collaborative culture, NLR stands out in the research community for its commitment to an affordable and secure energy future. Spanning foundational science to applied systems engineering and analysis, we focus on solving complex challenges to deliver advanced, secure, reliable, and cost-effective energy solutions. Our work helps strengthen U.S. industries, support job creation, and promote national economic growth.At NLR, you'll find a mission-driven environment supported by state-of-the-art facilities, multidisciplinary research teams, and strong collaborations with industry, academia, and other national laboratories. We offer robust professional development opportunities, and a competitive benefits package designed to support your career and well-being.Job DescriptionThe National Laboratory of the Rockies (NLR) is seeking a Postdoctoral Researcher to conduct research at the intersection of machine learning, computer vision, large-scale data analytics, and photovoltaic (PV) system performance . The successful candidate will join a multidisciplinary research team working to develop new methods for understanding how the U.S. PV fleet changes over time.A primary focus of this position will be developing and applying computational methods to identify and characterize changes in utility-scale PV systems using satellite and aerial imagery, large operational datasets, and other geospatial and system-level data . The researcher will develop, adapt, and validate algorithms for image-based identification and change detection and integrate these results with large-scale PV performance datasets.The successful candidate will work closely with researchers in NLR's PV performance and reliability research community and contribute to the PV Fleets research portfolio. The position requires a researcher who is comfortable developing computational methods, working with large and heterogeneous datasets, evaluating algorithm performance and uncertainty, and translating research methods into reproducible scientific software and analyses. The researcher may also contribute to related projects involving PV fleet evolution, repowering and decommissioning, PV end-of-service analysis, material-flow modeling, and PV circularity.Specific research activities may include:Developing, adapting, and validating computer-vision and machine-learning methods for analyzing PV systems from satellite and aerial imagery.Developing methods for detecting and characterizing changes in PV systems across imagery collected at different points in time.Processing and analyzing large geospatial, image, and PV operational datasets.Integrating image-derived information with PV performance, system metadata, permitting, and other complementary datasets.Developing scalable computational workflows for application across large numbers of PV systems and images.Evaluating algorithm accuracy, uncertainty, limitations, and generalizability using known-change and no-change systems.Developing reproducible research software and data-analysis workflows using version control and collaborative software-development practices.Applying statistical and machine-learning approaches to identify changes, anomalies, and trends in PV system performance.Publishing research results in peer-reviewed journals and presenting findings at technical conferences and project meetings.Collaborating with researchers across disciplines including PV performance and reliability, geospatial analysis, machine learning, materials, recycling, circularity and energy systems analysis..Basic QualificationsMust be a recent PhD graduate within the last three years.* Must meet educational requirements prior to employment start date.Additional Required QualificationsDemonstrated experience with computer vision and/or machine learning, particularly image segmentation, object detection, feature extraction, image registration, or change detection.Experience working with satellite, aerial, remote-sensing, or geospatial imagery.Experience developing or adapting algorithms for analysis of large image datasets.Experience with parallel computing, high-performance computing, distributed computing, and/or cloud-based computational workflows.Experience with large-scale time-series or operational datasets.Experience integrating heterogeneous datasets, such as imagery, geospatial information, operational measurements, and system metadata.Experience quantitatively validating computational methods, including assessment of algorithm accuracy, uncertainty, and limitations.Experience with relevant scientific-computing or machine-learning tools such as PyTorch, TensorFlow, OpenCV, scikit-learn, GDAL, Rasterio, GeoPandas, xarray, or similar tools.Experience with photovoltaic systems, renewable-energy performance data, or related energy-system applications.Experience developing open-source scientific software, reusable computational tools, or public research datasets.Preferred Qualifications.Job Application Submission WindowThe anticipated closing window for application submission is up to 30 days and may be extended as needed.Annual Salary Range (based on full-time 40 hours per week)Job Profile: Postdoctoral Researcher / Annual Salary Range: $76,600 - $126,400NLR takes into consideration a candidate’s education, training, and experience, expected quality and quantity of work, required travel (if any), external market and internal value, including seniority and merit systems, and internal pay alignment when determining the salary level for potential new employees. In compliance with the Colorado Equal Pay for Equal Work Act, a potential new employee’s salary history will not be used in compensation decisions.Benefits SummaryBenefits include medical, dental, and vision insurance; short-term disability insurance*; pension benefits*; 403(b) Employee Savings Plan with employer match*; life and accidental death and dismemberment (AD&D) insurance; personal time off (PTO) and sick leave; and paid holidays. NLR employees may be eligible for, but are not guaranteed, performance-, merit-, and achievement- based awards that include a monetary component. Some positions may be eligible for relocation expense reimbursement.* Based on eligibility rulesBadging RequirementNLR is subject to Department of Energy (DOE) access restrictions. All employees must also be able to obtain and maintain a federal Personal Identity Verification (PIV) card as required by Homeland Security Presidential Directive 12 (HSPD-12), which includes a favorable background investigation.Drug Free WorkplaceNLR is committed to maintaining a drug-free workplace in accordance with the federal Drug-Free Workplace Act and complies with federal laws prohibiting the possession and use of illegal drugs. Under federal law, marijuana remains an illegal drug.If you are offered employment at NLR, you must pass a pre-employment drug test prior to commencing employment. Unless prohibited by state or local law, the pre-employment drug test will include marijuana. If you test positive on the pre-employment drug test, your offer of employment may be withdrawn.Submission GuidelinesPlease note that in order to be considered an applicant for any position at NLR you must submit an application form for each position for which you believe you are qualified. Applications are not kept on file for future positions. Please include a cover letter and resume with each position application..Equal Opportunity EmployerAll qualified applicants will receive consideration for employment without regard basis of age (40 and over), color, disability, gender identity, genetic information, marital status, domestic partner status, military or veteran status, national origin/ancestry, race, religion, creed, sex (including pregnancy, childbirth, breastfeeding), sexual orientation, and any other applicable status protected by federal, state, or local laws.Reasonable AccommodationsE -Verify www.dhs.gov/E-Verify For information about right to workE-Verify is a registered trademark of the U.S. Department of Homeland Security. This business uses E-Verify in its hiring practices to achieve a lawful workforce.