Maintenance Mechanic

Washington, D.C
Jan 19, 2022
Jan 27, 2022
Full Time

Tour of Duty: Day shift (7:00 am - 3:30 pm) with alternate work schedule available. Hours may changed due to Operational Needs of Management.

Work schedule may include holidays and weekends on a regular and reoccurring basis.

***The incumbent of this position is designated as "Emergency/Essential" and will be required to report to work during emergencies and inclement weather conditions.***

***Chlorofluorocarbon (CFC) Certification by an EPA-Approved Technician's Certification Program is required.***

*** A valid current DC or State Driver's License is necessary for the position***

***Desired Skillsets: HVAC, Direct Digital Controls and Plumbing***

H VAC and Refrigeration Troubleshooting, Installation and Maintenance
  • Maintains a variety of commercial and industrial systems in order to locate and check elements such as those which control low and high side pressures, the temperature of the cooling units, the temperatures of the liquid and suction lines and the running time of the various mechanisms.
  • Dismantles, repairs and reassembles units such as pumps, impellers, compressors, receivers and evaporators. Installs and fits connecting rods, crank shafts, piston rings, bearings and bushing. Overhauls valves by adjusting or replacing gaskets, springs, floats, diaphragms, valve fittings, seals and couplings and by aligning motors and drives.
  • Ensures the repair, overhaul, maintenance and servicing of equipment such as (but not limited to) refrigerator, freezers, water coolers, ice machines, commercial air handling units and smaller air conditioning units; ventilation systems, humidification and dehumidification systems, air compressors and central vacuum systems.
  • Ability to navigate the Building Automation System (BAS) system from an operation, troubleshooting and diagnosis standpoint; as well as perform the installation of equipment and components.
  • Oversees the installation, repair and troubleshooting of low voltage equipment such as thermostats and controllers; complex heating units related to steam, domestic and secondary hot water systems; other HVAC equipment such as variable frequency drives and motor controllers; and routine maintenance such as replacement of filters, bearings, calibration of sensors and other equipment.

Plumbing and Piping Systems Installation, Inspection and Maintenance
  • Troubleshoots and analyzes defects or malfunctions in specialized pipeline systems and related fixtures. Inspects piping system equipment and fixtures using a variety of diagnostic techniques and equipment to locate a problem. Checks steam and chilled water system for leaks, defects in equipment and malfunctions.
  • Installs, modifies, repairs, maintains and troubleshoots high and low pressure piping systems, including domestic water distribution systems; sewage systems; steam generation systems; tempered water systems; hydronic heating systems; drain, waste and vent systems; sump pumps, sewage ejectors, irrigation systems; and fountain display systems.
  • Replaces defective pipe by cutting, bending, threading and assembling piping materials suited to the specialized use of the piping system. Fits pipe sections by screwing, bolting, brazing, welding, gluing, fusing, soldering and replacing connections with new mechanical couplings.
  • Tests systems and equipment for proper operation, circulation, flow, pressure and ensures leak-free joints. Traces and troubleshoots pipelines, systems and equipment to locate and repair leaks and trouble spots. Performs safety and preventive maintenance inspections of systems and equipment.
  • Inspects and maintains sprinkler system fire and booster (jockey) pumps to confirm that proper system pressure is Troubleshoots and repairs fire pump motor controls and electrical control systems.

Electronic Equipment Maintenance (Building Automation System/Direct Digital Controls)
  • In support of HVAC operations, installs, maintains, troubleshoots and repairs new and existing highly complex systems of electronic sensing and control as well as new systems of similar complexity, mechanic implementing maintenance and repair procedures on major new or modified systems.
  • Is responsible for installation, modification, operation, maintenance, calibration, repair and troubleshooting of the Direct Digital Controls (DDC) and for the day to day overall performance of the DDC.
  • Installs, modifies, operates, maintains, calibrates, repairs and troubleshoots sensors and controls and related interfaces with building equipment. Develops changes to detailed schematics, drawings and maintenance procedures for use by other employees. Coordinates efforts with technical and professional personnel on changes to equipment and operating specifications.
  • Operates the Jurisdictional Control System (JCS) and other related equipment to display and print point status, change set points and alarm limits, manually control points. Acknowledges and follows-up on system error alarm(s) reported at the JCS to maintain system integrity.


Conditions of Employment

  • You must be a U.S. Citizen.
  • You must be able to pass a drug test.
  • Your resume and question responses must demonstrate job-related elements.

"To 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."


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.
  • Appropriate Level of Supervision


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 OPM vet guide

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 "E-VERIFY" electronic system. For more information on E-Verify, please visit

The Architect of the Capitol is an Equal Opportunity Employer and prohibits discrimination on the basis of race, color, sex, religion, age, national origin, sexual orientation, gender identity, genetic information and/or disability.

This agency provides reasonable accommodation to applicants with disabilities. If you need a reasonable accommodation for any part of the application and hiring process, please notify the agency. The decision on granting reasonable accommodation will be made on a case-by-case basis.

Moving expenses are not authorized.

Relocation expenses are not authorized.

Probationary Period - A newly appointed selectee is subject to the completion of a one-year trial/probationary period, regardless of whether or not a trial/probationary period has been completed previously with the Architect of the Capitol or another Federal agency.

This vacancy announcement may be used to fill additional vacancies in any of the jurisdictions of the Architect of the Capitol.

All application materials become the property of the Architect of the Capitol.