DOE Contractor Training Site

If you are a DOE contractor or detailee, you are on the correct site.
Request a new account below, or log in using an existing account.

DOE Federal Employees

DOE Federal employees must complete training on the Learning Nucleus site at

This site supports self-registration for contractors and detailees only. You should enter your DOE email in the left box below to establish your account. If you have previously registered, log in using the fields below on the right.
Important: Embedded links are disabled at DOE for security reasons. Copy and paste the URL into your browser to log in.

New Account

Create a new account if this is your first time accessing the site.

Account Login

Forgot Password?
Help Desk

The DOE-sponsored Help Desk is addressing tickets real-time. The fastest way to get a password reset, or address a specific problem, is to use the Help Desk’s online ticketing system by clicking the button below.

Help Desk Ticket

You may also call the Help Desk at (202) 753-0845 or toll-free at (833) 200-0035 (8:30 a.m. to 6:00 p.m. EST), if you have any questions or to report an issue.

If you are experiencing difficulty in viewing PDFs using Google Chrome due to a plug-in issue, please contact the Help Desk.

Browser Compatibility

It is important to check your browser’s capability to ensure the site works properly on your computer. To perform the check, click the button below.

Browser Compatibility

This is a Government system and may be accessed and used only for authorized use only. Unauthorized use of this system or the information on this system could result in criminal prosecution. Unauthorized access or use of this system may subject violators to criminal, civil, and/or administrative action. All information on this system may be intercepted, read, recorded, copied, and disclosed by and to authorized personnel for official purposes, including criminal investigations. Such information includes sensitive data encrypted to comply with confidentiality and privacy requirements. Access or use of this system by any person, whether authorized or unauthorized, constitutes consent to these terms.