Six Figure Work

Civil Engineer (Irrigation)

Department of the InteriorSource: USAJOBS

Company websitedoi.gov (Department of the Interior, opens in new tab)

Base salary $106,437  to $138,370

Employer-published annual base salary, USD. Advertised base range in Saint Ignatius, MT

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  • LocationSaint Ignatius, MT
  • WorkplaceWorkplace not stated
  • Status at last checkSource accepting applications when checked
  • Last checked (42 min ago) · observed since

About this job

Summary

This position is located with the Bureau of Indian Affairs, Division of Water & Power, Flathead Indian Irrigation Project in Saint Ignatius, Montana.

Duties

As Civil Engineer (Irrigation), GS-0810, your typical work assignments may include, but not limited to: Apply expertise in advanced professional knowledge of civil engineering for dam design and irrigation, construction, examination, rehabilitation, and maintenance problems and issues. Apply expertise in advanced construction technology, materials engineering and failure mode analysis to dam embankment, spillway, outlet and foundation analysis, problems, and issue resolution. Formulate alternatives and make recommendations to higher management levels on dam safety and irrigation program issues and individual dam safety, construction quality control, construction management, operation, maintenance and rehabilitation issues. Provide subject matter guidance to co-workers, Tribal officials, and consultants, as well as State, local, and federal government entities, regarding the irrigation projects. Lead or serve on technical dam safety teams for risk informed approach analysis, also leads or serves on teams which perform value engineering studies on dams and make decisions which are required and specialized as related to dam potential failure modes as a dam construction specialist. Perform quality assurance inspections and progress monitoring to verify that all work complies with project plans, specifications, and standards.

Qualifications

EXPERIENCE AND EDUCATION REQUIREMENTS: (OPM Operating Manual, Qualification Standards for Professional and Scientific Positions, GS-0810). BASIC REQUIREMENT FOR GS-13: 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: Evaluation of Experience: 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. Written Test -- Evidence of having successfully passed the Fundamentals of Engineering (FE)2 examination or any other written test required for professional 1For more information about EI and EIT registration requirements, please visit the National Society of Professional Engineers website at: http://www.nspe.org. 2The 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. 1 registration by an engineering licensure board in the various States, the District of Columbia, Guam, and Puerto Rico. 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 the basic requirements under paragraph A. The courses must be fully acceptable toward meeting the requirements of an engineering program as described in paragraph A. 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 bachelor's degree in engineering, provided the applicant has had at least 1 year of professional engineering experience acquired under professional engineering supervision and guidance. AND PE LICENSURE Current 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). Note: You must include a copy of current certification of professional engineering registration. AND SPECIALIZED EXPERIENCE I meet the basic requirement, and I have 1 year of specialized experience that equipped me with the particular knowledge, skills and abilities to successfully perform the duties of this position. This experience is related to the work of the position and equivalent to at least the GS-12 grade level in the Federal service. Examples of specialized experience include performing civil engineering duties on large-scale irrigation projects, including planning, designing, and overseeing construction of major water conveyance and distribution systems. This includes surveys, evaluations, and analysis to determine all activities of an irrigation and water delivery program (i.e. demand, flow, structural requirements); evaluate technical and regulatory practices, oversee maintenance records, inspection and analyze data to ensure compliance with environmental regulations, water-rights policies, and applicable engineering standards; identify operational issues and implement design or operational adjustments to improve efficiency and reliability. All qualification requirements must be met by the closing date of this announcement. Additional selections may be made from this announcement if identical vacancies occur in the same location within 90 days from the closing date.

Education

If you are qualifying based on your education, you MUST provide transcripts or other documentation to support your educational claims. Unless otherwise stated: (1) official or unofficial transcripts are acceptable, or (2) you may submit a list with all of your courses, grades, semester, year, and credit for the course. All materials must be submitted by the closing date of the announcement. If more than 10 percent of your undergraduate course work (credit hours) were taken on a pass/fail basis, your claim of superior academic achievement must be based upon class standing or membership in an honor society. One academic year of graduate education is considered to be the number of credits hours your graduate school has determined to represent one academic year of full-time study. Such study may have been performed on a full-time or part-time basis. If you cannot obtain your graduate school's definition of one year of graduate study, 18 semester hours (or 27 quarter hours) should be considered as satisfying the requirement for one year of full-time graduate study. If you are using education completed in foreign colleges or universities to meet the qualification requirements, you must send a Certificate of Foreign Equivalency with your transcript in order to receive credit for that education which shows 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://www2.ed.gov/about/offices/list/ous/international/usnei/us/edlite-visitus-forrecog.html

How you will be evaluated

Your application package will be evaluated against the minimum qualification requirements specified above. In order to qualify, your resume must specifically describe your work history and the duties you performed in each position. Your resume will be evaluated after the closing date of 11/16/2026 to determine whether you meet the minimum qualification requirements for this position. Please follow all instructions carefully, you must complete all required steps in the process. In addition to the application and application questionnaire, this position requires successful completion of additional assessments, including structured interview. These assessments measure the critical competencies required to successfully perform the job. Civil Engineering Contracting/Procurement Interpersonal Skills Project Management Technical Competence If you meet the minimum qualifications requirements for this position, your application will be evaluated and rated under Category Rating selection procedures. Once the application process is complete, a review of your qualifications will be conducted to determine if you are qualified for this job. Qualified candidates will be assigned to a quality category. The quality categories are: Best Qualified, Well Qualified, or Qualified. Within each of these categories, applicants eligible for veteran's preference will receive selection priority over non-preference eligibles. Best Qualified: Applicants that possess all of the job related competencies identified as important for successful job performance. Well Qualified: Applicants that possess a majority (i.e., more than half but not all) of the job related competencies needed for successful job performance. Qualified: Applicants meet the basic eligibility and minimum qualification requirements but do not meet the definition of Best Qualified or Well Qualified as described above. Preference in filling vacancies is given to qualified Indian candidates in accordance with the Indian Reorganization Act of 1934 (Title 25, USC, Section 472). Verification Form BIA-4432 must be submitted with the application if claiming Indian Preference. Indian Preference eligibles not currently employed in Federal service may be appointed under the Excepted Service Appointment Authority Schedule A, 213.3112(a)(7). Consideration will be given to Non-Indian applicants in the absence of qualified Indian Preference eligibles. For more information, please visit: https://www.bia.gov/jobs. REVIEW BEFORE YOU SUBMIT: You may preview the assessment questions here in the https://apply.usastaffing.gov/ViewQuestionnaire/13038853.

Required documents

The following documents are required for this position: Resume which details work experience including dates worked (mm/yy-mm/yy); position title; position series and grade (if federal service); work schedule; hours worked per week; relevant duties performed; supervisor with contact information, and 3 professional references and contact information (Do not include current/former supervisors), etc Please limit your resume to no more than 2 pages. If more than 2 pages are submitted, only the first 2 pages will be reviewed to determine your eligibility/qualifications. On-line Assessment Questionnaire Transcripts (if using education to qualify) - Unofficial transcripts are acceptable; however, an official transcript may be requested at a later time. BIA Form 4432 (if claiming Indian preference) Veteran's documentation - For 5-point veterans' preference, please provide your DD-214, Copy 4 that MUST show an Honorable Discharge (Certificate of Release or Discharge from Active Duty), official statement of service from your command if you are currently on active duty, or other official documentation (e.g., copy of military orders, campaign documents as or expeditionary award citation, etc.) proving your military service was performed under honorable conditions. For 10-point veterans' preference, you must submit a Standard Form (SF) 15, Application for 10-Point Veteran Preference and the supporting documentation required by that form. If you are a disabled veteran you must submit a Veterans Affairs (VA) letter on VA letterhead that states your overall combined rating and a DD214 (copy 4) reflecting an honorable discharge. ALL DOCUMENTS MUST BE RECEIVED BY 11:59 PM Eastern Time ON THE CLOSING DATE OF THIS ANNOUNCEMENT. If your application package is incomplete in any way, you will not be considered for this position, and requests for extensions will not be granted. Please double check your application package before you submit it. ADDITIONAL INFORMATION WILL NOT BE SOLICITED OR ACCEPTED BY THIS OFFICE.

How to apply

Please read the entire announcement and all the instructions before you begin an application. To apply and be considered for this position, you must complete all required questionnaires, assessments and submit all required documentation as specified in the How to Apply and Required Documents section. The complete application package must be submitted by 11:59 PM (ET) on the closing date of the announcement to receive consideration. The application process is as follows: To begin, click Apply to access the online application. You will need to be logged into your USAJOBS account to apply. If you do not have a USAJOBS account, you will need to create one before beginning the application. Follow the prompts to select your resume and/or other supporting documents to be included with your application package. You will have the opportunity to upload additional documents to include in your application before it is submitted. Your uploaded documents may take several hours to clear the virus scan process. After acknowledging you have reviewed your application package, complete the Include Personal Information section as you deem appropriate and click to continue with the application process. You will be taken to the online application which you must complete in order to apply for the position. Complete the online application, verify the required documentation is included with your application package, and submit the application. In writing your resume, please be clear and specific. We will NOT make assumptions regarding your experience and/or employment status. To view the announcement status or your application status: Visit https://www.usajobs.gov/Help/howto/application/status/. Your application status page is where you can view your application status, USA Hire assessment completion status, and review your notifications sent by the hiring agency regarding your application. Notification to Applicants: Applicants who apply under this job opportunity announcement agree to have their application, associated documents and applicable personal information shared with other Bureaus/Offices within the Department of the Interior (DOI) who have vacancies within the same occupational series, grade, full performance level and in the same geographic location(s), including within the same metro/commuting area. Applying to this announcement does not replace the need to apply to other job opportunity announcements for which you wish to receive consideration. PLEASE NOTE - NO APPLICATION MATERIAL WILL BE ACCEPTED VIA E-MAIL.

Other information

All new hires earn the beginning salary of their pay grade (Step 1). See 2026 Salary Tables and select the pay chart for Saint Ignatius, Montana. If no specific chart is listed for this geographic location, see the "rest of U.S." chart. The full performance level of this position is GS-13. AN INCENTIVE MAY BE AVAILABLE FOR HIGHLY QUALIFIED CANDIDATES AT MANAGEMENT DISCRETION. A SERVICE AGREEMENT WILL BE REQUIRED. RELOCATION EXPENSES MAY BE AUTHORIZED IN ACCORDANCE WITH THE FEDERAL TRAVEL REGULATIONS. The probationary or trial period is an extension of the appointment process and therefore requires the agency to determine if continued employment would advance the public interest, meet the organization goals and mission of the agency, and/or otherwise promote the efficiency of the service. In determining if your employment advances the public interest, the agency will consider: your performance and conduct; the needs and interests of the agency; whether your continued employment would advance organizational goals of the agency or the Government; and whether your continued employment would advance the efficiency of the Federal service. Under applicable law, the employment of an individual serving a probationary or trial period automatically terminates when that period ends unless the agency affirmatively certifies, in writing, that the individual's employment should continue and that their appointment should be finalized. In the absence of agency action to affirmatively certify continued employment beyond the probationary or trial period, such appointments are terminated. Upon completion of your [probationary period -OR- trial period] your employment will be terminated unless you receive certification, in writing, that your continued employment advances the public interest.

What to expect next

Once your online application is submitted you will receive a confirmation notification by email. Your application will be evaluated by the Human Resources Office to determine your eligibility for the position. After the evaluation is complete, you will receive another notification regarding the status of your application.

Source: Department of the Interior on USAJOBS · View original posting (opens in new tab)

Pay in context

This role's base floor ($106,437) is above 11% of the 4,277 Engineering (non-software) roles nationwide listed on this site; 9 others list the same floor. Their median floor is $136,500; the middle half runs from $116,800 to $160,000.

Only jobs on this site count, and each one publishes a base salary of $100,000 or more, so this compares six-figure jobs with each other, not with the whole market. Computed Nov 7, 2026.

This range next to 6 other live Department of the Interior roles with the nearest advertised base floor
Chart as a table
This range next to 6 other live Department of the Interior roles with the nearest advertised base floor
RolePublished base
Civil Engineer (Irrigation) (this listing)$106,437 - $138,370
Field Manager$106,437 - $138,370
Indian Self Determination Specialist$106,437 - $138,370
Administrative Officer$106,437 - $138,370
Electronics Engineer$106,335 - $142,737
Supervisory Management and Program Analyst$106,973 - $139,067
Supervisory Management and Program Analyst$106,973 - $139,067

Same $100K to $400K scale as every card. All Department of the Interior roles · How to read the bar

Observed changes

  1. Began meeting the published-salary criteria
  2. First observed on the employer's board
Observed since
Employer-stated posting date
2026-11-02
Where this pay comes from

Location as the employer wrote it: Saint Ignatius, Montana

USD 106,437 – 138,370 · PA · federal_basic_pay

Method
Structured pay field published by the employer
Checked
Rule set
us-base-v2

The employer's job board publishes this pay as a dedicated data field. We read the field directly; no interpretation was needed.

What we verified

  • The pay figures come from the employer's own listing, quoted exactly above.
  • The pay is an annual base salary in US dollars with a minimum of at least $100,000.
  • The role was publicly listed on the employer's job board when last checked.

We do not verify what the employer will actually offer, whether the employer is still recruiting for the role, or anything beyond what the employer published. Full methodology.