LOCK AND DAM OPERATOR Job in Seattle, WA

Vacancy No. CERH-26-12959850-DHA Department U.S. Army Corps of Engineers
Salary $27.96 to $38.92 Grade 5 to 8
Perm/Temp Permanent FT/PT Full-time
Open Date 5/13/2026 Close Date 5/27/2026
Job Link Apply Online Who may apply Public
Locations:
Seattle, WA


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: You will serve as a Lock and Dam Operator alone or as part of a two-man team during lockages under the supervision of Lockmaster and/or Assistant Lockmaster or shift direction from a higher graded Lock and Dam Operator.

This job is open to

The public

U.S. Citizens, Nationals or those who owe allegiance to the U.S.

Duties

  • Handle bow or stern lines and walk lines to proper locations along wall and snub lines to assist pilots in maneuvering craft into position.
  • Secure lines on the lock wall.
  • Operate electrical, electronic, and/or hydraulic gate controls to open and/or close gates at one end of lock chamber necessary for emptying and filling operations, and as necessary during double lockages.
  • Remove debris in the path of moving gates or in lock wall recesses to avoid equipment or machinery damage.
  • Operate electrically, electronic, or hydraulically controlled valves controlling flow of water for emptying and filling operation.
  • Operate light and horn signals to vessels entering and leaving lock chamber.
  • Contact boat pilots to obtain data such as number of passengers, tonnage and commodities being transported, point of origin and destination, etc.
  • Record data following established procedures such as name of vessel, time of lockage, direction of travel and other pertinent facts about lockage.
  • Operate electrical or electronic controls to raise or lower dam gates in accordance with specific instructions regarding time and degree of gate change.

Requirements

Conditions of employment

  • Appointment may be subject to a suitability or fitness determination, as determined by a completed background investigation.
  • Obtain and maintain a valid state Driver's License.
  • This position is Mission Essential - This position is not subject to administrative dismissal in emergencies based on inclement weather conditions, or other emergency situations, as appropriate.
  • Requires shift work, rotating shifts to include weekends/holidays.
  • May be required to have an American Red Cross Standard First Aid card, CPR and/or AED in good standing.
  • This is a mandatory Drug and Alcohol Testing Designated Position (TDP), in accordance with ER 690-1-1218, USACE Civilian Drug Free Workplace Program, dated 30 June 2021. Participation in the Mandatory Drug and Alcohol Testing Program is required.
  • Pre-employment drug and alcohol test is required.
  • Pre-employment physical is required.
  • Participation in the Medical Surveillance Program is required.

Qualifications

Who May Apply: US Citizens

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.

There is no specific length of training or experience required. However, you must be able to demonstrate, through experience shown in your written application materials that you possess the sufficient knowledge, skills, and abilities to successfully perform the work of this position without more than normal supervision.

For the WY-05:

Minimum Qualifications (Screen Out Element): Ability to do the work of a(n) LOCK AND DAM OPERATOR without more than normal supervision. I have the ability to perform simple maintenance or repair tasks utilizing mechanical or electrical equipment. I am able to perform grounds maintenance tasks. I am able to learn through on-the-job observation, training, and hands-on work experience. - Failure to meet this Screen Out Element will result in an ineligible rating.

For the WY-07:

Minimum Qualifications (Screen Out Element): Ability to do the work of a(n) LOCK AND DAM OPERATOR without more than normal supervision. I have the ability to perform common tasks associated with the operations of lock and dam equipment. I am able to perform routine preventive maintenance tasks. I am able to follow specific instructions to perform assignments related to lock operations safely. I am able to signal vessels during entry and direct the maneuver of boats within the lock chamber. I work under normal supervision of a work leader or journey-level employee who observes tasks in progress and upon completion to make sure they are properly performed. - Failure to meet this Screen Out Element will result in an ineligible rating.

For the WY-08:

Minimum Qualifications (Screen Out Element): Ability to do the work of a(n) LOCK AND DAM OPERATOR without more than normal supervision. I have ability to perform tasks associated with the operations of lock and dam equipment. I am able to operate lock chamber gates emptying and filling valves at a small lock. I am able to perform routine preventive maintenance tasks. I am able to follow specific instructions to perform assignments connected to lock operations safely. I am able to operate communications equipment to provide guidance to operators of crafts entering the lock chamber. I work under supervision of a work leader or journey-level employee who reviews my work for completion. - Failure to meet this Screen Out Element will result in an ineligible rating.

  • Ability To Do The Work Of The Position Without More Than Normal Supervision (Screen-out Element)
  • PHYSICAL EFFORT: Eye and hand coordination for operating various controls and handling lines while observing traffic and personnel, during crane lifting operations, lifting dam gates, etc. There is standing, stooping, bending, occasionally lifting in excess of 50 pounds, stretching, working in cramped positions, handling or maneuvering bulky items or equipment, and general continuous moderate to arduous physical activity.
  • WORKING CONDITIONS: Preponderance of work is performed outside, subject to extremes of temperature and weather. There is exposure of injuries associated with working in restricted areas (occasionally in cramped and/or uncomfortably hot or cold areas), from falling objects, from working with electrical power tools and wiring or other equipment, from working with normal manual tools, and from falls while working on lock walls, dam service bridge, etc. While possibility of drowning exists as result of falls while working around water, hazard is practically eliminated through observance of safety procedures and use of safety equipment. During maintenance operations, is occasionally exposed to unpleasant fumes, dust, etc.

Education

This job does not have an education qualification requirement.

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(n) Construction, Engineering, Infrastructure Career Field position.
  • 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.
  • Multiple positions may be filled from this announcement.
  • Salary includes applicable locality pay or Local Market Supplement.
  • Payment of Permanent Change of Station (PCS) costs is not authorized, based on a determination that a PCS move is not in the Government interest.
  • May require employee to wear uniform and/or protective clothing.
  • May require working outside in all kinds of weather.
  • Not eligible for telework.
  • Management may select at any grade level announced, WY-05, WY-07, or WY-08.
  • Noncompetitive promotion potential to intervening grade of WY-07 and full performance grade of WY-08.

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.

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. Please follow all instructions carefully when applying, errors or omissions may affect your eligibility.

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.

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

Required Documents

The documents you are required to submit vary based on whether or not you are eligible for preference in federal employment. A complete description of preference categories and the associated required documents is in the Applicant Checklist for Public Announcements.

As described above, your complete application includes your resume, your responses to the online questionnaire, and documents which prove your eligibility to apply. If you fail to provide these documents, you will be marked as having an incomplete application package and you will not be considered any further.

1. Your resume:

  • Your resume must be two pages or less and must support the specialized experience described in this announcement. Resumes exceeding two pages will be removed from consideration.
  • For each relevant work experience, make sure you include the employer's name, job title, start and end dates (include month and year), for qualifications purposes, the number of hours worked per week, and a brief description that show you can perform the tasks at the required level listed in the job announcement. If your resume does not contain this information, your application may be marked as incomplete, and you may not receive consideration for this position.
  • Use plain language. Avoid using acronyms and terms that are not easily understood. The hiring agency will not make assumptions about what's in your resume.
  • If your resume includes a photograph or other inappropriate material or content, it will not be used to make eligibility and qualification determinations, and you may not be considered for this vacancy.
  • For additional information, to include formatting tips, see: What to include in your resume.
2. Other supporting documents:
  • Cover Letter, optional
  • Most recent Performance Appraisal, if applicable
NOTE: Documents submitted as part of the application package, to include supplemental documents, may be shared beyond the Human Resources Office. Some supplemental documents such as military orders and marriage certificates may contain personal information for someone other than you. You may sanitize these documents to remove another person's personal information before you submit your application. You may be asked to provide an un-sanitized version of the documents if you are selected to confirm your eligibility.

How to Apply

To apply for this position, you must complete the online questionnaire and submit the documentation specified in the Required Documents section above.

The complete application package must be submitted by 11:59 PM (EST) on 05/27/2026 to receive consideration

  • 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 (https://apply.usastaffing.gov/ViewQuestionnaire/12959850).
  • F
  • Follow the prompts to select your resume and/or other supporting documents to be included with your application package. As a reminder, your resume must be two pages or less and must support the specialized experience described in this announcement. Resumes exceeding two pages will be removed from consideration. For additional information, refer to the 'Required Documents' section.
  • 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. Your resume selected in USAJOBS will be included, but you must re-select other documents from your USAJOBS account or your application may be incomplete.
  • It is your responsibility to verify that your application package (resume, supporting documents, and responses to the questionnaire) is complete, accurate, and submitted by the closing date. Uploaded documents may take up to one hour to clear the virus scan.
  • Additional information on how to complete the online application process and submit your online application may be found on the USA Staffing Applicant Resource Center.
To verify the status of your application, log into your USAJOBS account (https://www.usajobs.gov/applicant/profile/dashboard/), all of your 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://help.usajobs.gov/how-to/application/status.

Agency contact information

Army Applicant Help Desk
Website
https://portal.chra.army.mil/hr_public?id=app_inq
Address
RH-W2SJ02 US ARMY ENGINEER DISTRICT-SEATTLE
DO NOT MAIL
Seattle, WA 98124
US

Next steps

If you provided an email address, you will receive an email message acknowledging receipt of your application. Your application package will be used to determine your eligibility, qualifications, and quality ranking (as applicable) for this position. If you are determined to be ineligible or not qualified, your application will receive no further consideration.

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-W2SJ02 US ARMY ENGINEER DISTRICT-SEATTLE
DO NOT MAIL
Seattle, WA 98124
US

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