Heavy Mobile Equipment Mechanic Assistant Supervisor

Summary This position is located in the Architect of the Capitol (AOC), Capitol Grounds and Arboretum, Maintenance Division, Mechanical Operations Branch. The Heavy Mobile Equipment Mechanic Assistant Supervisor perform automotive mechanic and small engine repair work and provides guidance to subordinate staff. Must possess a valid state motor vehicle operator's license, a valid state Class B Commercial Driver's License (CDL) and complete AOC Forklift Certification within six months after appointment. Responsibilities This position is considered essential during emergency closures and uses a wide variety of equipment for snow removal and deicing operations. Supervisory Responsibilities Serves as a working assistant supervisor. Assigns duties to and evaluates their performance. Manages the budget and workload of the branch. Develops performance requirements and creates individual development plans for subordinates and ensures a mutual understanding of the performance standards. Resolves complaints and grievances as delegated by higher-level supervisors. Provides leadership to ensure support for equal employment opportunity (EEO) goals and requirements. Provides for employee skills enrichment through job related coaching, mentoring and training. Assists the supervisor with branch work operations and employees engaged in maintenance and repair of gasoline and diesel powered truck and automotive equipment and power and hand mowers, gasoline trimmer and edger machines, body and fender repairs; body and frame welding; and body painting; and sharpening lawn mower blades. Heavy Mobile Equipment Mechanic Tasks Troubleshoots problems with heavy-duty machinery, engines, parts and systems. Detects faulty items, determine causes of malfunctions and best repair methods. Assembles, disassembles, repairs or modifies components and systems. Provides technical direction to all mechanics. Automotive Mechanic Tasks Is required to maintain a valid Department of Transportation (DOT) physical card. Annual physicals will be monitored by the AOC. Shares responsibility for work performed by Automotive Mechanics and performs individual assignments such as fuel delivery, island management, inventory management, vehicle safety inspection, handicap space, road and lot painting, dispatching and managing vehicles and equipment, researching to obtain quotes, and ordering parts and equipment. Performs major automotive repairs such as replacing fuel injection pumps and injectors on diesel motors, hydraulic cylinder replacement on a sewer vacuum; replacement of the particulate filter on a trash truck emission system, and removal and replacement of a motor from a skid steer loader. Assists in the management of all operations associated with the Automotive Shop, Small Engine Shop, Welding / Fabricating Equipment Operators and Motor Vehicle Operators. Assists in the management and operations of all events that require the assistance of Capitol Grounds and Arboretum staff and motor vehicles. Assists in the management of agency-wide fleet vehicle safety inspection program. Assists with ordering parts and materials. Manages all work orders for the Automotive and Small Engine shop, as well as demand work orders for equipment and material handling. Is responsible for utilizing a thorough knowledge of and compliance with applicable AOC and OSHA safety rules and regulations to ensure that work progresses in a safe manner and to initiate or take corrective action on unsafe conditions in managed areas. Provides or receives training, either on the job or through classroom training to ensure that all direct reports know how to use required Personal Protective Equipment (PPE). Routinely checks to verify that subordinates are using all required PPE. Requirements Conditions of Employment You must be able to pass a drug test. Your resume and question responses must demonstrate job-related elements. You must possess a valid state motor vehicle operator's license. You must possess a valid state Class B Commercial Drivers License (CDL). u201cTo be employed by the Architect of the Capitol in a paid position, an individual must meet one of the categories below: A citizen of the United States; A person who is lawfully admitted for permanent residence and is seeking citizenship as outlined in 8 U.S.C. 1324b(a)(3)(B); A person who is admitted as a refugee under 8 U.S.C. 1157 or is granted asylum under 8 U.S.C. 1158 and has filed a declaration of intention to become a lawful permanent resident and then a citizen when eligible; A person who owes allegiance to the United States (nationals of American Samoa, Swains Island, and the Northern Mariana Islands, and nationals who meet other requirements described in 8 U.S.C. 1408); or A person who is currently an officer or employee of the Government of the United States.u201d Qualifications You must meet all eligibility and qualification requirements by the closing date of the job announcement. You must meet the following SCREEN-OUT(S) required for this position. SCREEN-OUT: Proven ability to supervise subordinates in the performance of heavy mobile equipment mechanical work. ASE (Automotive Service Excellence) certification is highly desired Education There is no educational requirement. Additional Information Welcome Veterans. The Veterans Employment Opportunities Act of 1998 (VEOA) gives veterans' preference rights in the legislative branch to certain veterans as applied by the Congressional Accountability Act. Veterans' preference is applied on this vacancy announcement. If you are a veteran and have been separated under honorable conditions, you must submit a copy of your DD-214 or other proof of eligibility; SF-15, if applicable; and Department of Veterans Affairs documentation of disability, if applicable. For more information, please visit If you are a male applicant born after December 31, 1959, you must certify that you have registered with the Selective Service System. If you are exempt from registration under Selective Service Law, you must provide appropriate proof of exemption. Please visit the Selective Service System website for more information. DRUG TESTING: The Architect of the Capitol (AOC) is a Drug Free Workplace. As part of the AOC's suitability assessment, a candidate tentatively selected for a position who is not currently an AOC employee is required to submit to screening for illegal drug use. Satisfactory completion of a drug test is a condition of employment with the Agency. A candidate must test negative prior to being eligible for appointment into a position. We will schedule, provide and cover the cost for the drug test. The selectee(s) under the vacancy announcement for this position is subject to a criminal record check by the U.S. Capitol Police and satisfactory adjudication to be eligible for employment at the Architect of the Capitol. The Architect of the Capitol is an E-VERIFY Participant. E-VERIFY is an Internet-based system that compares information from an employee's Form I-9, Employment Eligibility Verification, to data from U.S. Department of Homeland Security (DHS) and Social Security Administration records to confirm employment authorization in the United States. If you are selected for this position, the documentation that you present for purposes of completing the DHS Form I-9 will be verified through the DHS

Created: 2026-03-06