ENGINEER/SCIENTIST Job in Dahlgren, VA

Vacancy No. ST-12820511-26-TAP Department Naval Sea Systems Command
Salary $142,488.00 to $195,200.00 Grade 5 to 5
Perm/Temp Permanent FT/PT Full-time
Open Date 10/27/2025 Close Date 11/10/2025
Job Link Apply Online Who may apply Status Candidates
Locations:
Dahlgren, VA


Summary

You will serve as the Tomahawk Ship/Sub Environment Missile Simulation (SEMS) Technical Lead in the Simulation & Analysis Branch of the Strike Weapons Division in the Strategic & Computing Systems Department of NAVSURFWARCENDLD.

This position is part of the Warfare Centers Personnel Demonstration Project. The ND-5 pay band encompasses positions equivalent to GS-14 and GS-15.

This job is open to

Internal to an agency

Current federal employees of the hiring agency that posted the job announcement.

Career transition (CTAP, ICTAP, RPL)

Federal employees whose job, agency or department was eliminated and are eligible for priority over other applicants.

Land and base management

Current or former employees of a base management agency.

Military spouses

Military spouses of active duty service members or whose spouse is 100 percent disabled or died on active duty.

Clarification from the agency

Current permanent employees of DON, DoD Military Spouse Preference (MSP) eligibles, DoD Military Reserve (MR) and National Guard (NG) Technician Preference eligibles and DoD Retained Grade Preference eligibles, and VEOA eligibles.

Duties

  • You will provide technical leadership for the Ship/Sub Environment Missile Simulation (SEMS).
  • You will specify new real-time simulations when tactical systems need physics-based simulations and coordinate the use of SEMS with Segment Test, System Integration Test, and Operational Test (OT) events.
  • You will leading the SEMS team on all real-time simulation development for division tactical systems.
  • You will mentor personnel within the organization and provide leadership at the project, division, and sponsor level relative to simulation development tasks and processes.
  • You will provide technical specifications and cost/schedule estimates for proposed simulation tasks for existing and future division programs and direct upgrades of the SEMS as needed to deal with obsolescence requirements.
  • You will provide technical expertise and project leadership across the strike community representing the sponsor interfacing with developing and supporting organizations to ensure sponsors plans, goals, and milestones are met.
  • You will interact with the PMA-280 System Engineering and Test organizations to ensure that real-time simulations meet program needs.
  • You will identify and implement process improvement initiatives that improve the quality of the Tomahawk software products developed by the division.

Requirements

Conditions of employment

  • Must be a US Citizen.
  • Must be determined suitable for federal employment.
  • Must participate in the direct deposit pay program.
  • New employees to the Department of the Navy will be required to successfully pass the E-Verify employment verification check. To learn more about E-Verify, including your rights and responsibilities, visit e-verify.gov
  • Generally, current federal employees applying for GS jobs must serve at least one year at the next lower grade level. This requirement is called time-in-grade. Time-in-grade requirements must be met by the closing date of this announcement.
  • Within the Department of Defense (DoD), the appointment of retired military members within 180 days immediately following retirement date to a civilian position is subject to the provisions of 5 United States Code 3326.
  • Males born after 12-31-59 must be registered for Selective Service.
  • You will be required to obtain and maintain an interim and/or final security clearance prior to entrance on duty. Failure to obtain and maintain the required level of clearance may result in the withdrawal of a job offer or removal.
  • For the 1550: This is a Cyberspace Workforce position, work role code 431, proficiency level Intermediate, the incumbent is required to obtain and maintain qualifications in DoDM 8140.03 Cyber Workforce Qualification and Department of Navy policies.
  • This position is covered under the Defense Acquisition Workforce Improvement Act (DAWIA). Certification in the Acquisition Functional Area and category assigned to the position is required within established category timeframes.
  • Successful completion of a pre-employment drug test (including marijuana) is required. A tentative offer of employment will be rescinded if you fail to report to the drug test appointment or fail the test. You will be subject to random testing.
  • This position may require travel from normal duty station to CONUS and OCONUS and may include remote or isolated sites. You must be able to travel on military and commercial aircraft for extended periods of time.

Qualifications

This is an interdisciplinary position and may be filled by a General Engineer (0801-series), a General Physical Scientist (1301-series), an Data Scientist (1560-series), a Mathematician (1520-series), or a Computer Scientist (1550-series) depending upon the qualifications of the candidate. Applicants in positions with occupational series other than those listed (0801, 1301, 1560, 1520 and 1550) may apply; however, you must apply directly to the series listed in this vacancy that is most applicable to your qualifications.

Your resume must demonstrate at least one year of specialized experience at the ND-04 pay band (GS-12/13 equivalency) in the Federal service or equivalent experience in the private or public sector. Specialized experience must demonstrate the following: Developing physics-based simulations for aircraft, navigation, ship, and/or communications systems.
Examples of qualifying experience may include:
- Planning, leading, and executing engineering efforts that result in the successful definition and creation of physics-based modelling and simulation products.
- Developing and testing real-time simulations for aircraft, navigation, ship, and/or communications systems.
- Leading hardware or software architecture upgrades to ensure support for new capabilities.
- Collaboration with technical product teams to provide cost, schedule, and performance metrics.

Additional qualification information can be found from the following Office of Personnel Management website:
https://www.opm.gov/policy-data-oversight/classification-qualifications/general-schedule-qualification-standards/#url=List-by-Occupational-Series AND

Individual Occupational Requirements (IOR):
All Professional Engineering Positions, 08XX
General Physical Science Series, 1301
Mathematics Series, 1520
Computer Science Series, 1550
Data Science Series, 1560

Experience refers to paid and unpaid experience, including volunteer work done through National Service programs (e.g., professional, philanthropic, religious, spiritual, community, student, social). Volunteer work helps build critical competencies, knowledge, and skills and can provide valuable training and experience that translates directly to paid employment.

Education

Applicants must meet the following basic education requirements of the Office of Personnel Management (OPM) Qualifications Standards Manual:

Professional Engineering Series (08XX) : Successful completion of a professional engineering degree. To be acceptable, the program must: (1) lead to a bachelor's degree (or higher) in a school of engineering with at least one program accredited by the Accreditation Board for Engineering and Technology (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. Such education must demonstrate the knowledge, skills, and abilities necessary to do the work of the position.
OR
Current registration as an Engineer Intern (EI), Engineer in Training (EIT), 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 more information about EI and EIT registration requirements, please visit the National Society of Professional Engineers website at: http://www.nspe.org
OR
Evidence of having successfully passed the Fundamentals of Engineering (FE) examination or any other written test required for professional registration by an engineering licensure board in the various States, the District of Columbia, Guam, and Puerto Rico The FE examination is not administered by the U. S. Office of Personnel Management. For more information, please visit: http://www.nspe.org/Licensure/HowtoGetLicensed/index.html.
OR
Successful completion of at least 60 semester hours of courses in the physical, mathematical, and engineering sciences and in engineering that included the courses specified in the basic requirements under paragraph A (above). The courses must be fully acceptable toward meeting the requirements of an engineering program as described in paragraph A (above)
OR
Successful completion of a curriculum leading to a bachelor's degree in an appropriate scientific field, e.g., engineering technology, physics, chemistry, architecture, computer science, mathematics, hydrology, or geology, may be accepted in lieu of a bachelor's degree in engineering, provided the applicant has had at least one year of professional engineering experience acquired under professional engineering supervision and guidance. Ordinarily, there should be either an established plan of intensive training to develop professional engineering competence, or several years of prior professional engineering-type experience, e.g., in interdisciplinary positions.; OR

1301-General Physical Science Series: A degree in 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 education equivalent to one of the majors shown above that included at least 24 semester hours in physical science and/or related engineering science, plus appropriate experience or additional education; OR

1520-Mathematics Series:
A degree in mathematics; or a combination of education and experience - courses equivalent to a major in mathematics (including at least 24 semester hours in mathematics), plus appropriate experience or additional education. The total coursework described above must have included differential and integral calculus and, in addition, four advanced mathematics courses requiring calculus or equivalent mathematics courses as a prerequisite; OR

1550-Computer Science Series:
A degree in computer science; or a degree with at least 30 semester hours in a combination of mathematics, statistics, and computer science. At least 15 of these 30 semester hours must have been in a combination of statistics and mathematics that included differential and integral calculus; OR

1560-Data Science Series: A degree in mathematics, statistics, computer science, data science or field directly related to the position. The degree must be in a major field of study (at least at the baccalaureate level) that is appropriate for the position; or a combination of education and experience: courses equivalent to a major field of study (30 semester hours) as described above, plus additional education or appropriate experience.

Additional information

This position is covered by the Department of Defense Priority Placement Program.

Additional vacancies may be filled by this announcement.

A tentative offer of employment will be rescinded if the selectee fails to meet the pre-employment requirements, including failure to report to any of the scheduled appointments.

During the application process you will have the ability to opt-in to make your resume available to hiring managers in the agency who have similar positions in the local commuting area. Depending on the hiring organization and the position being filled, job requirements (e.g., security clearance, travel, drug testing, financial disclosure filing, bargaining unit status, etc.) may vary. Other hiring managers filling similar positions may offer relocation expense reimbursement and/or may offer recruitment incentives for new employees, depending on funding availability and in accordance with policy. If you opt-in and are referred on a certificate, your resume will be available to other hiring managers for 180-days from the date the job announcement closes. Opting in does not impact your application for this announcement, nor does it guarantee further consideration for additional positions.

Federal annuitant information: The selection of an annuitant is subject to the Department of Defense and Department of the Navy policy on the employment of annuitants. Policy information may be found at: http://www.secnav.navy.mil/donhr/Documents/CivilianJobs/FedCivAnnuitants.pdf

ICTAP Applicants: To be considered well-qualified and exercise selection priority as an ICTAP candidate, displaced Federal employees must satisfy all qualification requirements for the position and receive a rating in the highly qualified category (score 85) or higher. ICTAP candidates must provide copies of all of the following documentation at the time of application: 1) agency notice; 2) most recent performance appraisal; and 3) most recent SF-50 or notification of personnel action that includes position, grade level, and duty location. Applicants who do not provide this documentation will not receive consideration as an ICTAP candidate. For more information about ICTAP eligibility please review the following link: https://www.usajobs.gov/Help/working-in-government/unique-hiring-paths/federal-employees/career-transition/

Military Spouse Preference applicants will be placed at the highest grade for which they have applied and are determined Best Qualified (BQ). A BQ military spouse possesses knowledge, skills, abilities, and competencies comparable to others who meet the competitive referral criteria for the specific position.

PPP applicants will be placed at the FPL, if determined Well Qualified (WQ). To receive priority consideration, the FPL must be the same grade level or equivalent of the retained grade or the grade held immediately prior to separation.

Candidates should be committed to improving the efficiency of the Federal government, passionate about the ideals of our American republic, and committed to upholding the rule of law and the United States Constitution.

A career with the U.S. government provides employees with a comprehensive benefits package. As a federal employee, you and your family will have access to a range of benefits that are designed to make your federal career very rewarding. Opens in a new windowLearn more about federal benefits.

Review our benefits

Eligibility for benefits depends on the type of position you hold and whether your position is full-time, part-time or intermittent. Contact the hiring agency for more information on the specific benefits offered.

How you will be evaluated

You will be evaluated for this job based on how well you meet the qualifications above.

In order to qualify for this position, your resume must provide sufficient experience and/or education, knowledge, skills, and abilities to perform the duties of the specific position for which you are being considered. Your resume is the key means we have for evaluating your skills, knowledge, and abilities as they relate to this position. Therefore, we encourage you to be clear and specific when describing your experience.

When the application process is complete, we will review your resume to ensure you meet the hiring eligibility and qualification requirements listed in this announcement. You will be rated based on the information provided in your resume and application package, along with your supporting documentation to determine your ability to demonstrate the following competencies:

  • PARTNERING
  • SYSTEMS ENGINEERING
  • SYSTEMS TESTING AND EVALUATION
  • ACCOUNTABILITY
  • ORAL COMMUNICATION
  • PROBLEM SOLVING
  • Knowledge of physics through mechanics, especially missile flight dynamics and
  • knowledge of calculus through differential equations, as well as basic statistics.

This recruitment will utilize the following technical assessment tools: Structured Resume Review and Structured Interview.

You should list any relevant performance appraisals and incentive awards in your resume as that information may be taken into consideration during the selection process. If selected, you may be required to provide supporting documentation.

If after reviewing your resume and supporting documentation, a determination is made that you inflated your qualifications and/or experience, your score may be adjusted to more accurately reflect your abilities or you may be found ineligible/not qualified.

Please follow all instructions carefully. Errors or omissions may affect your rating or consideration for employment.

All eligibility, qualifications, and time-in-grade requirements must be met by the closing date of this announcement.

Required Documents

You are required to provide documentation that supports the eligibility and qualification claims made in your resume. You must submit the applicable documents listed here and those listed with the eligibilities you select in the announcement questionnaire with your application package. Applicants who do not provide supporting documentation that fully support their claims will not be referred to the hiring manager. Cover letter is optional.

A complete resume is required. Resumes are restricted to no more than 2 pages. Illegible/unreadable resumes will not be considered. Your resume must show relevant experience, job title, duties and accomplishments. Your resume must show complete information for each job entry to support minimum qualifications. The following information should be provided in your resume, but it is acceptable to provide elsewhere in your application package: employer's name, starting and end dates (Mo/Yr), hours per week if experience was less than full time (35-40 hours per week), and pay plan, series and grade level (e.g. GS-0201-09) for relevant federal experience. TIP: A good way to ensure you include all essential information is to use the Resume Builder in USAJOBS to create your resume.

Are you claiming membership in any professional organizations, or possession of a license, certificate or credentials? Check the Conditions of Employment section above to see if any are required. If you claim membership, license, certification, or credentials, you must submit a copy of said document in your application package.

Are you using education as a substitute for some or all of the experience requirement? Is there a basic education requirement for this position? Check the Education section above to see what is allowed and what is required. Any claims you make in your resume regarding education or degrees MUST be supported by submitting with your application official or unofficial transcripts or a list of courses, grades earned, completion dates, and quarter and semester hours earned issued from your school. While unofficial transcripts are acceptable for initial application, an official transcript will ultimately be required if you are selected for the position. You may submit a copy your degree(s) if specific coursework does not have to be verified.

Are you a veteran claiming 5-point veterans' preference or claiming sole survivorship preference? You must submit a copy of your latest DD-214 Certificate of Release or Discharge from Active Duty (any copy that shows all dates of service, as well as character of service [Honorable, General, etc.] is acceptable) OR a VA letter that shows dates of service or service connected disability AND character of service. If you have more than one DD-214 for multiple periods of active duty service, submit a copy for each period of service. If you were issued a DD-215 to amend aforementioned information on the DD-214 you must submit that too. If you are not sure of your preference eligibility, visit the Department of Labor's website: Veterans' Preference Advisor

Are you a disabled veteran or claiming 10-point veterans' preference?
If you are eligible to claim 10 point veterans preference you must submit a DD-214 Certificate of Release or Discharge from Active Duty as described above for 5-point preference.

You must also provide the applicable supporting documentation of your disability (e.g. disability letter from the VA) as described on Standard Form-15 (SF-15). http://www.opm.gov/forms/pdf_fill/SF15.pdf.

Are you an active duty service member? Active Duty Service Members are required to submit a statement of service printed on command letterhead and signed by the command. The statement of service must provide the branch of service, rate/rank, all dates of service, the expected date of discharge and anticipated character of service (Honorable, General, etc.).

Documents submitted as part of the application package, to include supplemental documents, may be shared beyond the Human Resources Office. Some supplemental documents contain personal information such as SSN and DOB and some documents such as military orders and marriage certificates may contain personal information for someone other than you. You may sanitize the documents to remove said personal information before you submit your application. You must provide an un-sanitized version of the documents if you are selected.

If you are relying on your education to meet qualification requirements:

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.

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 to Apply

Click the Apply Online button to create an account or log in to your existing USAJOBS account.

To apply for this position, you must provide a complete Application Package which includes:
1. Complete resume. Your resume must show relevant experience, job title, duties and accomplishments. Resumes are restricted to no more than 2 pages. Illegible/unreadable resumes will not be considered. Your resume must show complete information for each job entry to support minimum qualifications. The following information should be provided in your resume, but it is acceptable to provide elsewhere in your application package: employer's name, starting and end dates (Mo/Yr), hours per week if experience was less than full time (35-40 hours per week), pay plan, series and grade level (e.g. GS-0201-09) for relevant federal experience. TIP: A good way to ensure you include all essential information is to use the Resume Builder in USAJOBS to create your resume.
2. Documentation that supports all of the claims made in your resume and assessment questionnaire

Failure to submit a complete application package will result in an ineligible rating and loss of consideration.

Your complete application must be received by 11:59 pm Eastern Standard Time (EST) on 11/10/2025to receive consideration. Applications received after 11:59 pm Eastern Standard Time (EST) on 11/10/2025 will generally not be accepted. If more than one resume is received, only the last resume received and processed will be reviewed. Please do not submit multiple resumes.

NOTE: To check the status of your application or return to a previous or incomplete application, log into your USAJOBS account: https://mydon.usajobs.gov/Account/Login select Application Status, and click on the more information link under the application status for this position. Your uploaded documents may take several hours to clear the virus scan process so please plan appropriately.

You are encouraged to apply online. Applying online will allow you to review and track the status of your application.

Do not email or send hard copy resumes/applications to the Contact Information or Agency Information listed in this vacancy announcement. All resumes/applications received at the addresses listed in the Contact Information or Agency Information will be destroyed and will not be considered for this vacancy announcement.

It is the applicant's responsibility to verify that all information in their resume, assessment questionnaire, and supporting documents are legible and accurate. Human Resources will not modify a resume or change an applicant's answer to a question, even upon request.

Agency contact information

Department of Navy EIC
Email
doneic@us.navy.mil
Address
NAVSURFWARCENDLD
6149 Welsh Road
Suite 203
Dahlgren, VA 22448
US

Next steps

When the application process is complete, your complete application will be reviewed to determine if you meet the hiring eligibility and qualification requirements for which you requested consideration. You will be rated based on the information provided in your resume and technical assessments, along with your supporting documentation to determine your level of knowledge, skill, and ability related to the job requirements.

Generally, only best qualified candidates will be referred to the hiring manager. Sometimes well qualified andminimally qualified candidates are referred. Occasionally, candidates eligible for priority consideration are referred, and no other candidates are referred.

The hiring manager may choose to conduct interviews.

You will be notified of our rating and referral decision. If you are referred, you will be notified when a hiring decision is made.

NOTE: If you have any questions or need assistance, please email the DON Employment Information Center at DONEIC@us.navy.mil


Note: We cannot accept applications on behalf of Federal Agencies. Application instructions are listed within the Job Description.