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Mechanical Engineer (Hydropower)

Department of the Army
U.S. Army Corps of Engineers
NWP - John Day/Willow Creek Project

Summary

Performs professional mechanical engineering duties related to the concept and detailed design, application, selection, installation, failure analysis, uprating, replacement, rehabilitation and repair of mechanical systems, machinery and other mechanical equipment as utilized in a hydroelectric powerhouse and large pumping station applications (examples include piping systems, machine design, cranes, and related hydraulic equipment in turbines and other specialized mechanical equipment).

Overview

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Accepting applications
Posted yesterday · Apply by 08/04/26
Due by 11:59 p.m. ET on August 4, 2026
Location
1 vacancy in the following location:
Work site options
Telework eligible
Yes—as determined by the agency policy.
Remote job
No
Relocation expenses reimbursed
Yes—You may qualify for reimbursement of relocation expenses in accordance with agency policy.
Salary
$99,954 - $119,097 per year
Pay scale & grade
GS 11
Promotion potential
None
Pay scale and grade determines the salary of the job.
Work schedule
Full-time
Travel Required
25% or less - You may be expected to travel for this position.
Appointment type
Permanent
Occupations and job series
Supervisory status
No
Federal service type
This job is in the Competitive Service
Represented by a union
No
Drug test
No
Security clearance
Not Required
Position sensitivity and risk
Non-sensitive (NS)/Low Risk
Jobs require a background check and some require a security clearance. The type depends on the job.
Background check type
Financial disclosure required
No
Some jobs require financial disclosure to identify conflicts of interests.
Announcement number
CEDE-26-13014847-MP
Control number
877399200

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Duties

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  • Performs studies and analysis of design alternatives and determines basic design alternatives and determines basic design features to be proposed in general and detailed design memoranda.
  • Prepares preliminary design sketches using computer aided design and drafting techniques, contract plans and specifications and cost estimates for mechanical equipment.
  • Conducts field visits to Corps' projects and manufacturing plants to determine status and operating condition of existing mechanical equipment.

Requirements

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Conditions of employment

  • Appointment may be subject to a suitability or fitness determination, as determined by a completed background investigation.
  • The duties of this position require the incumbent to possess or obtain and maintain a valid state Driver's License in one of the 50 U.S. states or possessions to operate vehicles.

Qualifications

Who May Apply: Only applicants who meet one of the employment authority categories below are eligible to apply for this job. You will be asked to identify which category or categories you meet, and to provide documents which prove you meet the category or categories you selected. See Proof of Eligibility for an extensive list of document requirements for all employment authorities.

  • 30 Percent or More Disabled Veterans
  • Current Department of Army Civilian Employees
  • Current Department of Defense (DOD) Civilian Employee (non-Army)
  • Domestic Defense Industrial Base/Major Range and Test Facilities Base Civilian Personnel Workforce
  • Interagency Career Transition Assistance Plan
  • Land Management Workforce Flexibility Act
  • Military Spouses, under Executive Order (E.O.) 13473
  • Non-Department of Defense (DoD) Transfer
  • People with Disabilities, Schedule A
  • Priority Placement Program, DoD Military Reserve (MR) and National Guard (NG) Technician Eligible
  • Priority Placement Program, DoD Military Spouse Preference (MSP) Eligible
  • Priority Placement Program, DoD MR and NG Preference Eligible Tech Receiving Disability Retirement
  • Priority Placement Program, DoD Retained Grade Preference Eligible
  • Reinstatement
  • Veterans Employment Opportunity Act (VEOA) of 1998


In order to qualify, you must meet the experience and/or education requirements described below. Experience refers to paid and unpaid experience, including volunteer work done through National Service programs (e.g., Peace Corps, AmeriCorps) and other organizations (e.g., professional; philanthropic; religious; spiritual; community; student; social). You will receive credit for all qualifying experience, including volunteer experience. Your resume must clearly describe your relevant experience; if qualifying based on education, your transcripts will be required as part of your application. Additional information about transcripts is in this document.

Basic Requirement for Mechanical Engineer:

A. Degree: Bachelor's degree (or higher degree) in engineering. To be acceptable, the program must: (1) lead to a bachelor's degree (or higher degree) 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.

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), 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) examination, or any other written test required for professional registration, by an engineering licensure board in the various States, the District of Columbia, Guam, or Puerto Rico.

3. Specified academic courses - Successful completion of at least 60 semester hours of courses in the physical, mathematical, and engineering sciences and that included the courses specified in A above. The courses must be fully acceptable toward meeting the requirements of an engineering program.

4. Related curriculum - 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 degree in engineering, provided the applicant has had at least 1 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.

Specialized Experience GS-11: One year of specialized experience which includes 1) Utilizing computer aided design techniques to design mechanical features of power generating plants and hydroelectric facilities; 2) Executing mechanical action related to hydropower equipment and operations; and 3) Preparing, presenting, and evaluating plans, designs, reports, and correspondence. This definition of specialized experience is typical of work performed at the second lower grade/level position in the federal service (GS-09).

OR

Education: Ph.D. or equivalent doctoral degree or 3 full years of progressively higher level graduate education leading to such a degree in a field which demonstrates the knowledge, skills, and abilities necessary to do the work of the position.

OR

Combination of Education and Experience: A combination of education and experience may be used to qualify for this position as long as the computed percentage of the requirements is at least 100%. To compute the percentage of the requirements, divide your total months of experience by 12. Then divide the total number of completed graduate semester hours (or equivalent) beyond the second year (total graduate semester hours minus 36) by 18. Add the two percentages.

Time in Grade Requirement: Applicants who have held a General Schedule (GS) position within the last 52 weeks must have 52 weeks of Federal service at the next lower grade or equivalent (GS-09).

Education

FOREIGN EDUCATION: If you are using education completed in foreign colleges or universities to meet the qualification requirements, you must show the education credentials have been evaluated by a private organization that specializes in interpretation of foreign education programs and such education has been deemed equivalent to that gained in an accredited U.S. education program; or full credit has been given for the courses at a U.S. accredited college or university. For further information, visit: https://sites.ed.gov/international/recognition-of-foreign-qualifications/.

Additional information

  • Male applicants born after December 31, 1959, must complete a Pre-Employment Certification Statement for Selective Service Registration.
  • You will be required to provide proof of U.S. Citizenship.
  • This position requires a 1 year probationary period during which the agency evaluates your fitness and whether your continued employment advances the public interest. In making this determination, the agency may consider your performance and conduct; agency needs and interests; whether your continued employment supports organizational or Government goals; and whether it promotes the efficiency of the Federal service. Continued employment requires written certification that it advances the public interest.
  • Direct deposit of pay is required.
  • Selection is subject to restrictions resulting from Department of Defense referral system for displaced employees.
  • If you have retired from federal service and you are interested in employment as a reemployed annuitant, see the information in the Reemployed Annuitant information sheet.
  • This is a Construction, Engineering, Infrastructure Career Field position.
  • Multiple positions may be filled from this announcement.
  • Salary includes applicable locality pay or Local Market Supplement.
  • Position is approved for hydropower-related Special Salary Rate Table in accordance with Northwestern Division's Program Guidance and Delegation for the Position Management and Classification Programs.
  • When you perform a Civilian Permanent Change of Station (PCS) with the government, the Internal Revenue Service (IRS) considers the majority of your entitlements to be taxable. Visit https://www.dfas.mil/civilianemployees/civrelo/Civilian-Moving-Expenses-Tax-Deduction/ for more information.
  • Payment of Permanent Change of Station (PCS) costs is authorized, subject to the provisions of the Joint Travel Regulations.
  • Advanced-in-Hire, Enhanced Leave Accrual, Student Loan Repayment, or Recruitment/Relocation incentive MAY be authorized if determined to be in the best interest of the government.

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.

How you will be evaluated

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

You will be evaluated based on how well you meet the qualifications listed in this vacancy announcement. Your qualifications will be evaluated based on your application materials (e.g., resume, supporting documents), the responses you provide on the application questionnaire, and the result of the online assessments required for this position. You will be assessed on the following competencies (knowledge, skills, abilities, and other characteristics):

  • Attention to Detail
  • Customer Service
  • Integrity/Honesty
  • Interpersonal Skills
  • Learning
  • Reading Comprehension
  • Reasoning
  • Self-Management
  • Stress Tolerance
  • Teamwork


The selecting official has requested a competitive and non-competitive candidate list for this vacancy. If you are eligible for the non-competitive list, you will be evaluated on basic and/or minimum qualifications, as applicable. While required to answer the assessment questions, non-competitive candidates will not be evaluated against the competitive rating and ranking criteria. The selecting official may select from any of the candidate lists.


Overstating your qualifications and/or experience in your application materials or application questionnaire may result in your removal from consideration. Cheating on the online assessment may also result in your removal from consideration.

You may claim Military Spouse preference.

You may claim Priority Placement Program (PPP) preference.

Interagency Career Transition Assistance Program (ICTAP). If you are a Federal employee in the competitive service and your agency has notified you in writing that you are a displaced employee eligible for ICTAP consideration, you may receive selection priority for this position. To receive selection priority, you must: (1) meet ICTAP eligibility criteria (2) be rated well-qualified for the position and; (3) submit the appropriate documentation to support your ICTAP eligibility. To be considered well-qualified and receive selection priority applicants must satisfy all qualification requirements for the position and receive a score of 90 or above. Additional information about the program is on OPM's Career Transition Resources website.

U.S. Army Corps of Engineers

At the U.S. Army Corps of Engineers (USACE), we do not just construct infrastructure; we engineer the future of our Nation. From securing vital water resource infrastructure and restoring fragile ecosystems to designing world-class facilities for our armed forces and responding to natural disasters, our work touches lives every day.

By joining USACE, you will have the opportunity to contribute to high-impact, meaningful projects, collaborate with a diverse network of dedicated professionals, and advance your career. Here, your skills do not just build structures; they build national resilience, protect local communities, and support a safer, stronger tomorrow.

Build Strong With Us - explore our opportunities and engineer your legacy today.

Agency contact information

Army Applicant Help Desk
Website
https://portal.chra.army.mil/hr_public?id=app_inq
Address
RH-W2SJ01 USARMY ENGINEER DISTRICT-PORTLAND
DO NOT MAIL
Portland, OR 97208
US

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https://www.usace.army.mil/Careers/

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