Federal

General Engineer/Physical Scientist

National Nuclear Security Administration ยท Department of Energy
๐Ÿ“ Las Vegas, Nevada EN-3/4 $91,427 - $205,519/yr
Posted: Jun 3, 2026 Deadline: Jun 12, 2026 (Closes in 9 days)

About This Position

This position is located in the NNSA, Nevada Field Office within the office of the Assistant Manager for Operations & Engineering. The incumbent serves as a Facility Representative, functioning as an onsite technical representative of the Field Office Manager on all aspects of day-to-day operations at one or more, assigned nuclear or high hazard nonnuclear facilities found at the Nevada National Security Site.

Qualifications

In addition to the positive education requirement, a qualified candidate's online application and resume must demonstrate at least one year of specialized experience equivalent to the next lower NNSA pay band or GS grade level in the Federal Service. EN-03 level experience in the Federal service. To meet this requirement an applicant must have one year of experience, at the next lower-level in the Federal service, i.e., EN-00 pay band or GS-11 equivalent.

Specialized experience for this position is defined as: Monitors integrated and complex systems involving unique equipment, facility designs, operations and processes, a variety of human factors, and dangerous operations and processes. Identifies and evaluates environmental, safety and health issues; assures that activities are performed within the approved safe operating envelope and in compliance with applicable orders, laws, and regulations; diagnoses root causes; recommends short term compensatory measures. Examples of specialized experience include, but are not limited to: Develops strategies to perform detailed safety analysis.

Makes contractor management aware of issues and concerns and negotiates regulatory, technical and/or programmatic issues and requirements with senior contractors EN-04 level experience in the Federal service. To meet this requirement an applicant must have one year of experience, at the next lower-level Federal service, i.e., EN-03 pay band or GS-13 equivalent. Specialized experience for this position is defined as: Significant experience in performing independent oversight of contractor management control systems and procedures related to national nuclear, radiological and/or industrial safety, and environmental compliance program requirements, policies and practices, and contractual obligations.

Candidates at this level are expected to work independently with little to no supervision. Examples of specialized experience include, but are not limited to: Develops strategies to perform detailed safety analysis. Assures that activities are performed within approved safe operating envelopes and in compliance with applicable orders, laws, and regulations.

Makes contractor management aware of issues and concerns and negotiates regulatory, technical and/or programmatic issues and requirements with senior contractors.

Major Duties

As a General Engineer/Physical Scientist you will: Analyze and evaluate contractor operational and implementation plans including: operating systems. processes, formality of operations, material flows, waste streams, instruments/alarms, control room practices, maintenance and construction, quality assurance, safety, health and environmental activities. Analyze and evaluate licensee or contractor operational and implementation plans including: operating systems. processes, formality of operations, material flows, waste streams, instruments/alarms, control room practices, maintenance and construction, quality assurance, safety, health and environmental activities. Serve as the NNSA/DOE on scene representative for accident investigations, emergencies, or unplanned events at assigned facilities.

Provide guidance to the operating contractor on requirements for stabilization and resumption of operations. Exercise "stop work" authority, except as expressly limited in governing contracts with the M&O contractor, if situations constitute an imminent hazard or danger. Review and evaluate the adequacy of investigative facts and procedures and prepares reports recommending appropriate action to management.

Conduct follow-up to assure that corrective actions have been appropriately implemented.

Conditions of Employment

Subject to Random Drug Testing Must pass a pre-employment drug test. Favorable suitability determination required. Financial Disclosure is required. Must be able to obtain/maintain a Q level Security Clearance.

You must be a United States Citizen. This employer participates in the e-Verify program. Males must abide by Selective Service registration requirements. Compliance with Homeland Security Presidential Directive (HSPD-12) governing personal identity which will require that you provide two forms of identification.

A two (2) year trial period may be required. Employees serving on a trial period may be terminated at any time during the probationary or trial period for performance, conduct, or business-related reasons in the interest of Federal service. More than one position may be filled from this vacancy announcement.

Federal Technical Capability Program Must be able to obtain/maintain certification under the Department of Energy Human Reliability Program. The incumbent will be required to routinely travel to the Nevada National Security Site, approximately 63 miles northwest of Las Vegas. The approximate travel time to different locations could exceed 2 hours each way.

Must be able to obtain certification in the DOE's Technical Qualification Program (TQP) within 18 months of start date.

This position is covered by the Technical Qualification Program (TQP), which requires the incumbent to acquire and demonstrate competencies identified in the TQP Functional Area Qualification and Field Office specific standards and requires certification of the competencies by NNSA supervision and TQP qualifying officials. https://ntc.doe.gov/student/stp/techqualprogram Please limit your resume to no more than two (2) pages. If more than two pages are submitted, you will be disqualified. Trial periods are required for all excepted service employees.

Trial periods served in the same position and agency with no break in service will satisfy the requirement.

Education

Engineering Series, 0800: Basic Requirements: A. Degree: Engineering. To be acceptable, the program must: (1) lead to a bachelor's degree in a school of engineering with at least one program accredited by ABET; or (2) include differential and integral calculus and courses (more advanced than first-year physics and chemistry) in five of the following seven areas of engineering science or physics: (a) statics, dynamics; (b) strength of materials (stress-strain relationships); (c) fluid mechanics, hydraulics; (d) thermodynamics; (e) electrical fields and circuits; (f) nature and properties of materials (relating particle and aggregate structure to properties); and (g) any other comparable area of fundamental engineering science or physics, such as optics, heat transfer, soil mechanics, or electronics.

OR

B. Combination of education and experience -- college-level education, training, and/or technical experience that furnished (1) a thorough knowledge of the physical and mathematical sciences underlying engineering, and (2) a good understanding, both theoretical and practical, of the engineering sciences and techniques and their applications to one of the branches of engineering. The adequacy of such background must be demonstrated by one of the following: 1.

Professional registration or licensure -- Current registration as an Engineer Intern (EI), Engineer in Training (EIT)1 , or licensure as a Professional Engineer (PE) by any State, the District of Columbia, Guam, or Puerto Rico. Absent other means of qualifying under this standard, those applicants who achieved such registration by means other than written test (e.g., State grandfather or eminence provisions) are eligible only for positions that are within or closely related to the specialty field of their registration. For example, an applicant who attains registration through a State Board's eminence provision as a manufacturing engineer typically would be rated eligible only for manufacturing engineering positions.

  1. Written Test -- Evidence of having successfully passed the Fundamentals of Engineering (FE)2 examination or any other written test required for professional. Physical Science Series, 1301: Basic Requirements: Degree: physical science, engineering, or mathematics that included 24 semester hours in physical science and/or related engineering science such as mechanics, dynamics, properties of materials, and electronics.

OR

Combination of education and experience -- education equivalent to one of the majors shown in A above that included at least 24 semester hours in physical science and/or related engineering science, plus appropriate experience or additional education. If you are relying on your education to meet qualification requirements: EDUCATION: Education must be obtained from an accredited institution recognized by the U.S. Department of Education.

Applicants who have completed part or all of their education outside of the U.S. must have their foreign education evaluated by an accredited organization to ensure that the foreign education is comparable to education received in accredited educational institutions in the U.S. A written evaluation of any foreign education must be provided with your application in response to this vacancy announcement or be received by the closing date of this announcement. Failure to provide this evaluation will result in you being found unqualified for the position.

For special instructions pertaining to foreign education, see the Department of Education website, and for a list of organizations that can evaluate foreign education, visit The National Association of Credential Evaluation Services. Education must be accredited by an accrediting institution recognized by the U.S. Department of Education in order for it to be credited towards qualifications.

Therefore, provide only the attendance and/or degrees from schools accredited by accrediting institutions recognized by the U.S. Department of Education. If you are selected, official transcripts will be required. FOREIGN EDUCATION: Applicants who have completed part or all of their education outside of the U.S. must have their foreign education evaluated by an accredited organization to ensure that the foreign education is comparable to education received in accredited educational institutions in the U.S. A written evaluation of any foreign education must be provided with your application in response to this vacancy announcement or be received by the closing date of this announcement.

Failure to provide this evaluation will result in you being found unqualified for the position. For special instructions pertaining to foreign education, see the Department of Education website, and for a list of organizations that can evaluate foreign education, visit The National Association of Credential Evaluation Services. Please

Note: If your foreign education has already been accepted by an accredited U.S. educational institution as part of a degree program with that institution, you do not need to provide an evaluation of foreign education but must submit a copy of the transcripts listing the degree from the U.S. accredited institution that accepted your foreign education. Failure to provide all of the required information as stated in this vacancy announcement may result in an ineligible rating or may affect the overall rating.

How You Will Be Evaluated

THE APPLICATION REVIEW PROCESS WILL BE IN TWO STAGES: Minimum Qualifications: Once the application process is complete, the Human Resources Office will review the first two pages of your resume and supporting documentation to determine whether you meet the minimum job qualifications. Structured Resume Review: The Human Resources Office/Subject Matter Experts will review the first two pages of your resume to determine your technical qualifications. Additional documentation (e.g., cover letter, links embedded in your resume) may not be considered.

Your application and resume shall demonstrate that you possess the following Competencies. Do not provide a separate narrative written statement. Rather, you must describe in your application how your past work experience demonstrates that you possess the Competencies identified below. Cite specific examples of employment or experience contained in your resume and describe how this experience has prepared you to successfully perform the duties of this position. DO NOT write "see resume" in your application.

You must meet all qualifications and eligibility requirements by the closing date of this announcement. If your resume is incomplete or does not support the responses you provided in your online questionnaire, or if you fail to submit all required documentation before the vacancy closes, you may be rated 'ineligible', 'not qualified'.To preview the application questionnaire, click the link below.

Additional Information

Veterans and persons with disabilities are encouraged to apply. For more information, please visit the links at the bottom of this page or visit the FedsHireVets website. If you believe that you are eligible for the Interagency Career Transition Assistance Program (ICTAP), please visit the OPM ICTAP/CTAP website for more information.

In order to be considered under the ICTAP program, your application must score within the pre-established "well qualified" category as stated in the Qualifications section. More than one selection may be made from this vacancy announcement. All positions require successful completion of a background investigation.

All males born after December 31,1959 must abide by laws regarding Selective Service registration. To learn more about this law, visit the Selective Service web page, Who Must Register. If you are not registered and don't have an approved exemption, you will not be eligible for employment with the Federal government.

In accordance with Executive Order 14170, applicants are encouraged to respond to the four short, free-response, essay questions in the questionnaire. Answers to these questions are not scored or rated.

Your answers will be reviewed by the hiring manager and agency leadership if you are referred for selection consideration. MEDICAL REQUIREMENTS: The applicants' and employees' health must meet demands for performance in the position and for human reliability program certification. Before entrance on duty and during employment, applicants/employees in these positions must undergo a medical examination and be physically/medically able to perform the duties of the position without hazard to themselves or others.

Failure to meet any of the required physical/medical qualifications will be considered disqualifying for employment, except when substantial evidence is presented that the individual can perform the functions of the job without hazard to himself/herself/others, with or without reasonable accommodation. EEO Policy: Click HERE. Reasonable Accommodation Policy: Click HERE.

Veterans Information: Click HERE. Telework: Click HERE. Selective Service Registration: Click HERE Information about the NNSA Demonstration project can be found by clicking HERE.

How to Apply

Please read the entire announcement and all the instructions before you begin an application. To apply for this position, you must complete the initial online application, to include submission of the required documentation specified in the Required Documents section. A complete application package must be submitted by 11:59 PM (EST) on the announcement closing date to receive consideration.

The application process is as follows: You must have a login.gov account to sign into USAJOBS: https://www.usajobs.gov/Help/how-to/account/. To begin the application process in USAJOBS, click the Apply Online button. Answer the questions presented in the application and attach all required and supporting documentation.

You must click the Submit Application button prior to 11:59 pm (ET) on the announcement closing date.

You may update your application, including supporting documentation, at any time during the announcement open period by returning to your USAJOBS account, select Update Application: https://my.usajobs.gov/Account/Login. This option will no longer be available once the announcement has closed. To verify the status of your application, during and after the announcement open period, log into your USAJOBS account; applications will appear on the Welcome screen.

The Application Status will appear along with the date your application was last updated. For information on what each application status means, visit: https://www.usajobs.gov/Help/how-to/application/status/. If you need help with login.gov or USAJOBS (e.g., account access, Resume Builder) visit the USAJOBS Help Center: https://www.usajobs.gov/Help/ Employees or applicants may request Reasonable Accommodation (RA) for assistance, when applying or competing for a job or performing a job due to their medical condition or to exercise their religious beliefs.

If you need reasonable accommodation in the application or selection process, please contact the Agency Contact listed on this vacancy announcement. If you experience difficulty applying on USAJOBS, after clicking the Apply Online button, or you are experiencing a significant hardship hindering your ability to apply online, the Agency Contact listed in the announcement can assist you during normal business hours. If you receive any system error messages, take screenshots if possible, to aid technical support.

Required Documents

ALL APPLICANTS: You must submit a resume supporting your specialized experience and responses to the online questionnaire.

Your two (2) page RESUME showing all relevant work experience (paid and unpaid) including: duties performed; full name and address of the each employer; start and end dates (month/day/year); work schedule (part-time, full-time, number of hours if intermittent); salary; and any completed education and training (program title, subject area, number of hours completed, and completion date). Cover Letter, optional, expressing additional information not covered in your resume may not be considered. Transcripts, if specific educational requirements are indicated in this job announcement.

Unofficial transcripts or any report listing institution, course title, credits earned (semester or quarter hour) and final grade is acceptable. It is your responsibility to provide adequate proof that you meet the educational requirements. If selected, it is mandatory that you provide official transcripts.

For more information about what to include in your resume, please view this USAJOBS Resume Tutorial video on YouTube. NNSA will accept a resume in the format of your choice (as an attached document or as a USAJOBS Resume Builder format).

You will be notified at the time you click 'Apply Online' which type of resume is acceptable. It is important that you are complete and thorough in your resume. If any of the above information is not included in your resume, we may not be able to fully credit you for your experience.

Submit one or more of the following to support your eligibility(s) to apply to this job announcement: SF-50, "Notification of Personnel Action" (current/former federal employees):To properly verify status eligibility, your SF-50 must show the following. If you do not submit an appropriate SF-50, we cannot verify your status eligibility! Full position title; appointment type; occupational series; pay plan, grade, and step; tenure code; and service computation date (SCD).

If your current position SF50 does not indicate you have competitive/excepted service status or does not reflect the pay plan and grade of the highest position you have held in the competitive/excepted service,

in addition to your current SF50, you must provide your previous SF-50s that provide the proof of competitive/excepted status and highest grade held on a permanent basis. If specific educational requirements are indicated for this vacancy: Documentation verifying your educational claims which can include unofficial transcripts or any report listing institution, course title, credits earned and final grade. Please see the Education section for more information.

For Professional, Scientific and Engineering Positions: If qualifying on the basis of an alternate method, i.e., professional license, you must submit official documentation to support your claim with your application package. If selected for the position you will be required to submit official transcripts prior to onboarding. Veterans: DD-214 Member Copy 4 showing type of discharge/character of service; current active duty members- certification of expected discharge or release from active duty under honorable conditions dated within 120 days; SF-15 Form and related documentation; VA letter.

For more information visit the USAJOBS Help Center & OPM CHCOC website for VOW information. Individuals with Disabilities: Schedule A letter from a physician, local, state or federal rehabilitation office citing your eligibility under 5 CFR 213.3102 (u). For more information visit the USAJOBS Help Center.

Certain Military Spouses: Permanent Change of Station (PCS) orders authorizing you to accompany the Military member to the new duty permanent station; OR verification of the member's 100% disability (VA Letter); and/or verification of the member's death while on active duty (DD-1300 and Death Certificate) AND verification of the marriage to the service member (i.e., a marriage license or other legal documentation verifying marriage). For more information visit the USAJOBS Help Center. Other non-competitive or special appointing authorities: provide documentation which supports your eligibility.

Failure to submit any of the above mentioned required documents may result in loss of consideration due to an incomplete application package. It is your responsibility to ensure all required documents have been submitted.

Frequently Asked Questions

What is the salary for the General Engineer/Physical Scientist position at National Nuclear Security Administration?
The salary range for this position is $91,427 - $205,519/yr. This is a EN-3/4 position on the General Schedule pay scale. Actual pay may vary based on locality adjustments.
Where is the General Engineer/Physical Scientist job located?
This position is located in Las Vegas, Nevada. This is an on-site position.
What qualifications do I need?
Engineering Series, 0800: Basic Requirements: A. Degree: Engineering. To be acceptable, the program must: (1) lead to a bachelor's degree in a school of engineering with at least one program accredited by ABET; or (2) include differential and integral calculus and courses (more advanced than first-year physics and chemistry) in five of the following seven areas of engineering science or physics: (a) statics, dynamics; (b) strength of materials (stress-strain relationships); (c) fluid mechanics, hydraulics; (d) thermodynamics; (e) electrical fields and circuits; (f) nature and properties of materials (relating particle and aggregate structure to properties); and (g) any other comparable area of fundamental engineering science or physics, such as optics, heat transfer, soil mechanics, or electronics. OR B. Combination of education and experience -- college-level education, training, and/or technical experience that furnished (1) a thorough knowledge of the physical and mathematical sciences underlying engineering, and (2) a good understanding, both theoretical and practical, of the engineering sciences and techniques and their applications to one of the branches of engineering. The adequacy of such background must be demonstrated by one of the following: 1. Professional registration or licensure -- Current registration as an Engineer Intern (EI), Engineer in Training (EIT)1 , or licensure as a Professional Engineer (PE) by any State, the District of Columbia, Guam, or Puerto Rico. Absent other means of qualifying under this standard, those applicants who achieved such registration by means other than written test (e.g., State grandfather or eminence provisions) are eligible only for positions that are within or closely related to the specialty field of their registration. For example, an applicant who attains registration through a State Board's eminence provision as a manufacturing engineer typically would be rated eligible only for manufacturing engineering positions. 2. Written Test -- Evidence of having successfully passed the Fundamentals of Engineering (FE)2 examination or any other written test required for professional. Physical Science Series, 1301: Basic Requirements: Degree: physical science, engineering, or mathematics that included 24 semester hours in physical science and/or related engineering science such as mechanics, dynamics, properties of materials, and electronics. or Combination of education and experience -- education equivalent to one of the majors shown in A above that included at least 24 semester hours in physical science and/or related engineering science, plus appropriate experience or additional education. If you are relying on your education to meet qualification requirements: EDUCATION: Education must be obtained from an accredited institution recognized by the U.S. Department of Education. Applicants who have completed part or all of their education outside of the U.S. must have their foreign education evaluated by an accredited organization to ensure that the foreign education is comparable to education received in accredited educational institutions in the U.S. A written evaluation of any foreign education must be provided with your application in response to this vacancy announcement or be received by the closing date of this announcement. Failure to provide this evaluation will result in you being found unqualified for the position. For special instructions pertaining to foreign education, see the Department of Education website, and for a list of organizations that can evaluate foreign education, visit The National Association of Credential Evaluation Services. Education must be accredited by an accrediting institution recognized by the U.S. Department of Education in order for it to be credited towards qualifications. Therefore, provide only the attendance and/or degrees from schools accredited by accrediting institutions recognized by the U.S. Department of Education. **If you are selected, official transcripts will be required. **FOREIGN EDUCATION: Applicants who have completed part or all of their education outside of the U.S. must have their foreign education evaluated by an accredited organization to ensure that the foreign education is comparable to education received in accredited educational institutions in the U.S. A written evaluation of any foreign education must be provided with your application in response to this vacancy announcement or be received by the closing date of this announcement. Failure to provide this evaluation will result in you being found unqualified for the position. For special instructions pertaining to foreign education, see the Department of Education website, and for a list of organizations that can evaluate foreign education, visit The National Association of Credential Evaluation Services. Please Note: If your foreign education has already been accepted by an accredited U.S. educational institution as part of a degree program with that institution, you do not need to provide an evaluation of foreign education but must submit a copy of the transcripts listing the degree from the U.S. accredited institution that accepted your foreign education. Failure to provide all of the required information as stated in this vacancy announcement may result in an ineligible rating or may affect the overall rating.
How do I apply for this position?
Apply through USAJobs.gov by clicking the 'Apply on USAJobs' button. You'll need a USAJobs account, a federal-style resume, and supporting documents. The deadline is Jun 12, 2026.
Is a security clearance required?
Yes, a Q Access Authorization clearance is required.
What benefits do federal employees receive?
Federal employees receive comprehensive benefits including health insurance (FEHB), retirement through FERS, Thrift Savings Plan (TSP) with government matching, paid annual and sick leave, paid parental leave, life insurance, and student loan repayment programs.