HVAC Electronics Mechanic Leader

Washington, D.C
Sep 16, 2021
Sep 18, 2021
Full Time


This position is located in the Architect of the Capitol (AOC), Office of the Chief of Operations, Superintendent, Library Buildings and Grounds, Assistant Superintendent, Facility Operations Division, Maintenance Branch, HVAC Section. This Leader serves as an expert on electronics and control systems inspecting, troubleshooting, maintaining and upgrading heating and cooling systems.

Learn more about this agency


Tour of Duty - Monday through Friday, 5:30 am to 2:00 pm.

*Essential: required to report to work during emergencies and inclement weather situations. Tour of duty may include holidays and weekends on a regular or recurring basis. Rotating shift work may also be required at supervisor's or management's discretion.*

Electronics and DDC Leader

Assigns the immediate tasks to be performed by individual members of the workgroup.

Maintains current knowledge and answers questions of other workers on procedures, policies, written instructions and other directives (for example, technical orders).

Ensure equitable distribution of work. Checks work while in progress and when finished to see whether the supervisor's instructions on work sequence, procedures, methods and deadlines have been met. Urges or advises workers to follow instructions received from supervisors and to meet deadlines.

Reports to supervisor on status and progress of work and causes of any work delays. Answers supervisor's questions on overall work operations and problems (for example, concerning, additional on-the-job training requirements for individual employees).

Inspects and Troubleshoots HVAC electronics and DDC

Provides leadership and guidance to lower graded employees in support of Direct Digital Controls (DDC) system installation, troubleshooting and operation.

Performs an advanced range of electronic mechanical work relative to testing, troubleshooting, repairing, adjusting, aligning and calibration of complex DDC system components. Installs and commission an Automated Logic WebCTRL system. Perform operational tests of newly installed systems.

Utilizes a knowledge of Building Automation Systems (BAS) to diagnose and coordinate repairs with EMCS, where necessary and to repair DDC and improve operating efficiency. Interface with the EMCS group to add new users and adjust software system privileges for junior staff in the career ladder.

Isolates problems and determines nature and scope of repairs and replacements required by making voltage, frequency calculations, tracing circuits and relationships in the signal flow through the use of schematics and applicable drawings.

Identify, define and apply advanced conditional expressions as well as WebCTRL paths for system and equipment linking.

Adjust and check replacement parts, accessories and components for electrical/mechanical alignment. Coordinate with EMCS to calibrate, adjusts and tunes electronic assemblies and components. Complete tests insuring that all components are operating within prescribed limits and tolerances by applying a knowledge of the interrelation of all components of the item, such as a variety of complex electronic assemblies, subassemblies, related devices and equipment.

HVAC Operation and Performance

Use skills to deploy complex features, such as advanced alarming and custom trending. Perform complete creation and customization of equipment graphics and WebCTRL screens.

Performs operational checks of advanced electronic assemblies in accordance with vendor procedures. When no established documentation exists determines the method and technique necessary to perform electronic tests. Review manufacturer's specifications, analyze input-output signal flow and identify circuit characteristics. Coordinate with local engineers to provide technical input on matters affecting operating specifications and changes to equipment.

Fuses chilled water or refrigerant lines to condensers, evaporators, compressors and controls. Evacuates, dehydrates and charges system with appropriate refrigerants. Checks for refrigerant leakages. Resets controls essential to maintain desired temperatures, pressure and humidity.

Locates and diagnoses problems in control systems following trouble calls or inspections. Fabricates new and/or repairs parts such as hinges, flanges, pipe joints and bearing sleeves, which can require welding. Makes all necessary adjustments in electrical and pneumatic controls for optimal operation of chilled or hot water valves, booster heaters, pre-heaters, maximum air return, outside air and automatic and bypass volume dampers.

Routinely maintains associated electronic equipment using manufacturer's equipment guides and specifications, industry criteria and established techniques for guidance.

Checks systems for suitable running cycles, refrigerant and oil leakages, motor and compressor temperatures, belt adjustment, set points, cleanliness, operations and superheat rotation and heating protection. Notes any faulty or damaged parts or unsuitable settings and adjustments and makes necessary modifications. Reports any equipment needing major repairs to the supervisor.

Test, align and make final adjustments to meet calibration standards using a variety of sophisticated commercial test equipment such as electronic counters, digital multi-meters, oscilloscopes, card readers, controllers (computers), etc.

Performs other related duties as assigned.

Travel Required

Not required

Supervisory status

Promotion Potential


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.



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 Factor: Ability to do the work of the position without more than normal supervision. This includes maintaining and repairing electronic equipment with minimal supervision.

Qualifications at the WL-12 level: Guiding others and independently aligning, installing, maintaining, operating, troubleshooting and repairing HVAC electronics systems.


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 http://www.dhs.gov/files/programs/gc_1185221678150.shtm

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.

How You Will Be Evaluated

You will be evaluated for this job based on how well you meet the qualifications above.

Review your resume and responses carefully. Your eligibility for consideration and qualifications for the position will be determined based upon a review of your detailed resume and your responses to job specific self-assessment questions.

Your resume will be evaluated based on evidence of your ability to demonstrate the job elements for this position, possession of any specialized experience, and how well your background and experience relates to the self-assessment questions in the job announcement. The self-assessment questions relate to the following job elements and competencies:
  • Ability to Lead
  • Electronic Equipment Experience
  • New Methods
  • Test Equipment
  • Troubleshooting

Your responses to the self-assessment questions serve as the basis for your initial rating. You will receive a numerical score based on your responses to these questions. Next, your responses will be evaluated by a Human Resources Specialist and/or a subject matter expert against the information provided in your resume and optional cover letter. Your resume must support your answers to the self-assessment questions. Falsifying your background, education and/or experience is cause for non-selection or disqualification from further consideration.

Please note that a complete application is required for consideration. (Please review the "Required Documents" section of this job announcement to see what must be included in a complete application).

To preview questions please click here .

Background checks and security clearance

Security clearance
Not Required

Drug test required

Position sensitivity and risk
Non-sensitive (NS)/Low Risk

Trust determination process

Required Documents

The Architect of the Capitol's (AOC) job application process is designed to ensure you only provide information necessary to evaluate your qualifications and eligibility for the position vacancy.

To apply for this position, you only need to submit: a) your resume and b) answers to the online vacancy assessment questionnaire. The online questionnaire contains eligibility and screening questions and other relevant information. No additional documentation or attachments are required at the time of application.

Your resume should list your education, training and work experience including job titles, employment dates, duties and accomplishments.

Nothing further is required until it is requested by AOC's Human Capital Management Division. If additional documentation is required for the position, you will be asked to provide it during the interview or selection process. At that time, you may be asked to submit documentation to support statements made in your resume.

For example, you may be asked to provide a copy of your diploma, college transcripts, or proof of Federal employment status. If the position requires licensure or certification, you will be asked to provide proof at the time of selection.

If Veterans' preference is claimed, you will be asked to submit proof (DD-214, and, if claiming a 10-point preference, a SF-15 and the proof required by that form).

Failure to provide the required documents will end further consideration and/or result in the withdrawal of any tentative job offers.

If you are relying on your education to meet qualification requirements:

Education must be accredited by an accrediting institution recognized by the U.S. Department of Education in order for it to be credited towards qualifications. Therefore, provide only the attendance and/or degrees from schools accredited by accrediting institutions recognized by the U.S. Department of Education .

Failure to provide all of the required information as stated in this vacancy announcement may result in an ineligible rating or may affect the overall rating.

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