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Mechanical Engineer

Department of the Army
U.S. Army Corps of Engineers
Walla Walla District - Engineering & Construction Division

Summary

This is a Direct Hire Authority (DHA) solicitation utilizing the DHA for Certain Personnel of the DoD Workforce to recruit and appoint qualified candidates to positions in the competitive service.

About the Position: Serves as mechanical engineer with responsibility for developing the design of mechanical equipment and features of large Civil Works construction projects such as multipurpose dams, river navigation structures, fish hatcheries, and fish bypass facilities.

Overview

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Accepting applications
Posted yesterday · Apply by 07/01/26
Due by 11:59 p.m. ET on July 1, 2026
Location
1 vacancy in the following location:
Work site options
Telework eligible
Yes—as determined by the agency policy. Situational, not full-time.
Remote job
No
Relocation expenses reimbursed
Yes—Permanent Change of Station (PCS) costs may be paid if the selecting official determines it to be in best interest of the government.
Salary
$98,948 - $126,186 per year
Pay scale & grade
GS 11 - 12
Promotion potential
12
Pay scale and grade determines the salary of the job.
Work schedule
Full-time
Travel Required
Occasional travel - You may be expected to travel up to 15 percent of the time 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
Yes
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-26-12988747DHA
Control number
873488500

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Duties

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  • Senior Engineer in the Mechanical Design Section. GS-11 is a junior Mechanical Engineer leading to senior Engineer, GS-12.
  • Prepare preliminary design studies, design memoranda, design calculations, final design plans, and technical specifications for large Civil Works construction projects.
  • Develop preliminary and final design and layout of mechanical systems and equipment utilizing the CADD system as a design tool.
  • Make determinations regarding the compliance of contractors' proposals.
  • Coordinate with other engineers and architects during design development.
  • Furnish technical advice to other engineers and technicians.

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.
  • Must possess and maintain a valid state Driver's License in one of the 50 U.S. states or possessions to operate vehicles.
  • You MUST submit a copy of your transcripts with your application package or proof of alternate Basic Requirements listed in this announcement.
  • This position has a Temporary Duty (TDY) or business travel requirement of 15% of the time.

Qualifications

Who May Apply: US Citizens

In order to qualify, you must meet the education and/or experience 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.

In addition to meeting the basic requirement above, to qualify for this position you must also meet the qualification requirements listed below:

GS-11 Specialized Experience: One year of specialized experience which includes assisting with the design of mechanical equipment using concepts of machine design, fluid dynamics, finite element analysis, or analysis of dynamic systems. (Must be well documented in resume to be referred to selection panel). 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, such as: Mechanical Engineer.

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.

GS-12 Specialized Experience: One year of specialized experience which includes experience working independently in the design of mechanical equipment using concepts of machine design, fluid dynamics, finite element analysis, or analysis of dynamic systems. (Must be well documented in resume to be referred to selection panel). This definition of specialized experience is typical of work performed at the next lower grade/level position in the federal service (GS-11).

Some federal jobs allow you to substitute your education for the required experience in order to qualify. For the GS-12, you must meet the qualification requirement using experience alone--no substitution of education for experience is permitted. Must upload proof educational requirement has been met.

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, Analysis, Science, Infrastructure, and Engineering Career Management Directorate, Career Field position.
  • Multiple positions may be filled from this announcement.
  • Salary includes applicable locality pay or Local Market Supplement.
  • 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.
  • Permanent Change of Station (PCS) allowances may be authorized, subject to the provisions of the Joint Travel Regulations and an agency determination that a PCS move is in the Government Interest.
  • Management may select at any of the grade levels announced.
  • Non-competitive promotion potential to the target grade.
  • Hiring incentives such as a recruitment/relocation bonus, service credit for leave, and student loan repayment may be authorized (subject to available budget).
  • Eligible for Special Salary Rate (SSR) 0755 for 0830.
  • This position is covered under the International Federation of Professional and Technical Engineers (IFPTE) Bargaining Unit.

Reasonable Accommodation (RA) Requests: If you believe you have a disability (i.e., physical or mental), covered by the Rehabilitation Act of 1973 as amended that would interfere with completing the USA Hire Competency Based Assessments, you will be granted the opportunity to request a RA in your online application. Requests for RA for the USA Hire Competency Based Assessments and appropriate supporting documentation for RA must be received prior to starting the USA Hire Competency Based Assessments. Decisions on requests for RA are made on a case-by-case basis. If you meet the minimum qualifications of the position, after notification of the adjudication of your request, you will receive an email invitation to complete the USA Hire Competency Based Assessments, based on your adjudication decision. You must complete all assessments within 48 hours of receiving the URL to access the USA Hire Competency Based Assessments if you received the link after the close of the announcement. To determine if you need a RA, please review the Procedures for Requesting a Reasonable Accommodation for Online Assessments here: https://appsupport.usastaffing.gov/hc/en-us/sections/28980686389652-Reasonable-Accommodation-Information

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 assessed on the following competencies (knowledge, skills, abilities, and other characteristics):

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


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.

Once the announcement has closed, a review of your application package (resume, supporting documents, and responses to the questionnaire) will be used to determine whether you meet the qualification requirements listed on this announcement.

If, after reviewing your resume and/or supporting documentation, a determination is made that you have inflated your qualifications and/or experience, you may lose consideration for this position. Please follow all instructions carefully when applying, errors or omissions may affect your eligibility.

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.

Veterans and Military Spouses will be considered along with all other candidates.

U.S. Army Corps of Engineers

Looking for a great place to work? The U.S. Army Corps of Engineers (USACE) is one of the best! In 2020, USACE ranked #2 of government large-agency subcomponent! USACE is one of the world's premier public engineering, design, and construction management agencies. We serve the American people, striving to provide the most effective engineering and environmental science solutions to the nation's complex problems affecting national security, the economy and the environment in which we live.

USACE offers a team-inspiring and collaborative work environment; providing challenging and rewarding careers across a variety of disciplines. We rely on leaders with vision, creativity, and programmatic and technical expertise to lead us into the future. Align your talents with your passion and find out why the U.S. Army Corps of Engineers is a great place to work!

Agency contact information

Army Applicant Help Desk
Website
https://portal.chra.army.mil/hr_public?id=app_inq
Address
RH-W2SJ03 US ARMY ENGINEER DISTRICT-WALLA WALLA
DO NOT MAIL
Walla Walla, WA 99362
US

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

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