Maintenance Mechanic

Summary

You will serve as a Maintenance Mechanic at Manassas National Battlefield Park in Manassas, Virginia. Please visit find a park for additional park information. This is a Permanent, Competitive, Full-time appointment

Duties

At the full performance level (WG-10) the major duties of this position include, but are not limited to, the following: Inspects, services, and repairs commercial and light-industrial HVAC systems including air handlers, condensers, heat pumps, exhaust systems, and ductwork park wide. Diagnoses mechanical and electrical faults using testing instruments and replaces motors, belts, contactors, capacitors, thermostats, and related components to maintain proper environmental conditions in visitor centers, offices, and historic structures. Provides support in the areas of operation, maintenance, troubleshooting and repair of the large and complex systems utilized for air conditioning and heating various historic and non-historic buildings within the National Park Service. Constructs, alters, modifies, or repairs a wide range of features in buildings, quarters and other facilities. Implements scheduled preventive maintenance programs for boilers, HVAC equipment, pumps, and related building systems. Conducts seasonal changeovers, system startups/shutdowns, filter replacements, lubrication, safety inspections,and performance testing Documents work orders, inspections, parts usage, and system conditions in facility management systems. Assists with project planning, contractor oversight, material estimates, and compliance with safety standards (OSHA, EPA, fire and life safety). Responds to emergency service calls to restore critical building systems

Requirements

Must be a U.S. Citizen or National. Appointment subject to background investigation and favorable adjudication. Males born after 12-31-59 must be registered for Selective Service. Direct Deposit participation required. Successfully pass the E-Verify employment verification check. To learn more, visit www.dhs.gov/EVerify/. You are required to wear a uniform and comply with the uniform standards. A uniform allowance will be provided. You must be at least (1)18 years old or (2) at least 16 years old and: (a) Have graduated from high school or been awarded a certificate equivalent to graduating from high school; or (b) Have completed a formal vocational training program; or (c) Have received a statement from school authorities agreeing with their preference for employment rather than continuing their education; or (d) Be currently enrolled in a secondary school and either work only during school vacation periods or work part-time during the school year under a formal student employment program. You must be at least 18 years of age or older and possess a valid state driver's license to operate government vehicles. As a condition of employment for accepting this position, you will be required to serve a 1-year probationary period during which your fitness and whether your continued employment advances the public interest will be evaluated. This probationary 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.

Qualifications and evaluation

A review of your resume and supporting documentation will be made and compared against your responses to the Assessment Questionnaire to determine if you are qualified for this job. If your resume is incomplete or does not support the responses provided in the Assessment Questionnaire, or if you fail to submit all required documentation, you will be rated 'ineligible', 'not qualified', or your score will be adjusted accordingly. If a determination is made that you have inflated your qualifications or experience, you can lose consideration for this position. Your resume must not exceed 2 pages. Only the document submitted as the "Resume" under the Documents section will be used to determine your qualifications/eligibility and for rating purposes. In the event you submit more than one resume, only the latest submission will be reviewed. Candidates will be rated and ranked using Category Rating procedures. These procedures place candidates with veteran's preference above non-preference eligibles within each category. Veterans with a service-connected disability of at least 10 percent are listed in the highest quality category. Under Category Rating, candidates will be rated and ranked into the following categories: Best Qualified - applicants possessing experience that substantially exceeds the minimum qualifications of the position including all selective factors and are highly proficient in all requirements of the job and can perform effectively in the position Well Qualified - applicants possessing experience that exceeds the minimum qualifications of the position including all selective factors and are proficient in most of the requirements of the job Qualified - applicants possessing experience that meets the minimum qualifications of the position including all selective factors and are proficient in some, but not all of the requirements of the job. You will be evaluated on the following competencies and/or job elements: Ability to Do the Work of the Position without More Than Normal Supervision Ability to Interpret Instructions, Specifications, etc. (Includes Blueprint Reading) Ability to Use and Maintain Tools and Equipment Knowledge of Equipment Assembly, Installation, and Repair, etc. Knowledge of Materials Technical Practices (Theoretical, Precise, Artistic) Use of Measuring Instruments Current or former displaced Federal employees who are surplus, displaced, or involuntarily separated have special priority selection rights under the Agency Career Transition Assistance Program (CTAP) or the Interagency Career Transition Assistance Program (ICTAP). To be considered under CTAP/ICTAP, you must be well-qualified, score at least 85 (i.e., meet the minimum qualification requirements, including any selective placement factors; education, and experience requirements), and be able to perform the duties of the position upon entry. Overstating your qualifications and/or experience in your application materials or application questionnaire may result in your removal from consideration. Providing false or misleading information on your resume or supporting documentation may result in removal from consideration or other action consistent with applicable federal hiring regulations. Applicants who include vulgar, offensive, or inappropriate language or information in their application package will be ineligible for further consideration for this position.

Education

There is no substitution of education for experience for Federal Wage System (FWS) positions.

How to apply

Please read the entire announcement and all the instructions before you begin an application. To apply for 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 09/29/2026 - unless otherwise stated in this vacancy announcement to receive consideration. The application process is as follows: Click the Apply Online button. Answer the questions presented in the application and attach all necessary supporting documentation. To PREVIEW the application questionnaire, select the following link:https://apply.usastaffing.gov/ViewQuestionnaire/13069009 Click the Submit Application button prior to 11:59 PM (ET) on the announcement closing date. To update your application, including supporting documentation: During the announcement open period, return to your USAJOBS account, find your application record, and click Edit my application. This option will no longer be available once the announcement has closed. To view the announcement status or your application status, visit: https://help.usajobs.gov/how-to/application/status. 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.

Required documents

The following documents are required and must be submitted by 11:59 PM (ET) on 09/29/2026 unless otherwise stated in this vacancy announcement: Resume which includes a list of all significant jobs held and duties performed for each. If military or civilian, please include your rank and/or grade. Resumes must not exceed two single-sided pages and resumes longer than two pages will not be accepted. The minimum font size is 10-point for all body text. All resumes must maintain a minimum 0.5-inch margins on all sides to ensure readability and prevent excessive content compression. Including supplemental pages or attachments disguised as resume extensions are prohibited and will not be reviewed to determine your eligibility/qualifications. Your 2-page resume must contain information sufficient to make a valid determination that you fully meet the qualification requirements. More information on how to write a Federal Resume: https://help.usajobs.gov/faq/application/documents/resume/what-to-include Complete Required Assessment(s). Veterans Preference Documentation, if applicable. Veterans must submit a copy of your latest Certificate of Release or Discharge from Active Duty, DD-214 (member 4 copy) or other Documentation of Service and Separation under Honorable Conditions, as listed on the SF15. If you are a Disabled Veteran, Purple Heart Recipient, or Parent or Spouse of a Disabled or Deceased Veteran, you must submit all additional proof required by the SF15, and if applicable, a completed SF15. You may request a copy of your Department of Veterans Affairs letter from www.va.gov/records/ or call 1-800-827-1000. If you are a veteran within 120 days of discharge, you must submit signed documentation from the Armed Forces certifying: 1) your expected release/retirement from active duty, 2) under honorable conditions, 3) your pay grade/rank/rate at time of discharge, 4) dates of active-duty service, 5) any campaign or expeditionary medals received, & 6) dated within 120 days of your separation. Interagency Career Transition (ICTAP) and Career Transition Assistance Plan (CTAP): You MUST submit proof of eligibility including 1) copy of the agency notice, e.g., RIF Separation Notice, Notice of Proposed Removal, etc.; 2) SF-50s (Notifications of Personnel Action) showing career/conditional tenure competitive status, promotion potential and duty location; and 3) your most recent performance appraisal. To exercise selection priority, displaced or surplus Federal employees must be well qualified. For more information visit: USAJOBS Help Center - Career Transition Programs (CTAP, ICTAP, RPL). Failure to submit any of the above-mentioned required documents will result in loss of consideration due to an incomplete application package. It is your responsibility to ensure all required documents have been submitted. Do not submit photographs with your application package. Documents with photographs may not be seen by hiring officials - you must remove your image from all documents. Do not upload Adobe portfolio documents. Adobe portfolio documents are not viewable by our agency's staffing offices.

Additional information

Additional vacancies may be filled using this job announcement. Physical Demands: Physical effort is heavy to moderate and requires occasional lifting or handling of objects or materials up to 50-100 pounds unassisted, following proper lifting procedures to avoid injury. Frequently required to stand while working, climb ladders or scaffolding, and bend, stoop, climb, and work in awkward positions. This requires standing, bending, stooping, kneeling, climbing and working in tiring and cramped positions. Working Conditions: Exposed to a variety of seasonal weather conditions while working outdoors (temperatures -40 to 90+ degrees). Subject to danger of falling from ladders or scaffolding. Exposed to dust, dirt, wind, and rain. May work with dangerous chemicals and around moving equipment; paints, solvents, etc. May be exposed to electrical shocks and biting insects. The incumbent's clothing may become soiled from· grease, dust, and chemicals. There is frequent exposure to the possibility of cuts, bruises, falling, bums, broken bones and chemical vapors, constant noise, rotating machinery, dust, grease, chemicals, oil, fumes and infectious blood pathogens when working in or about systems. Incumbent may also be exposed to energized circuits, electrical shock, burns, electrical rotary devices, cuts and abrasions from the use of tools and equipment and bums from chemicals. The incumbent is required to wear prescribed safety equipment and to adhere to safety rules and regulations, and standards as set by OSHA and the Park's established Safety Plan. Snowmobile operation is occasionally required for winter operations at some park locations. Ethics: All Department of Interior (DOI) employees, their spouses, and minor children may not acquire or retain any claim, permit, lease, small tract entry, or other rights granted by the Department in Federal lands, with limited exceptions. Additional ethics prohibitions can be found here, https://www.doi.gov/ethics/ethics-prohibitions. Probationary Period: 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 your employment will be terminated unless you receive certification, in writing, that your continued employment advances the public interest.