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*REPOST* CFR Engine Laboratory Technician (OCTANE SPECIALIST)

Field Enforcement Bureau

Recruitment #24-003244-0001




This is a position specific recruitment. The resulting certified eligible list may be used to staff several current and future vacancies for this position/function only.

*REPOST* - Previous Applicants DO NOT Need to Re-Apply





Jessup, Maryland


​​The Comptroller of Maryland, Field Enforcement Bureau is recruiting for the position of Cooperative Fuel Research (CFR) Engine Laboratory Technician (Octane Specialist) to work in the Motor Fuel Testing Lab located in Jessup, Maryland. This position performs advanced work in the repair, maintenance, and operation of CFR Engines as well as conducting standard laboratory testing and tasks. This position performs octane analysis for gasoline and Cetane analysis for diesel samples. An employee in this classification independently performs the more complicated CFR Engine maintenance and repairs. This employee makes the required daily and periodic 500-, 800- and 2,000-hour inspections, and makes minor or major repairs as needed, to include top and bottom overhauls to CFR Engines. The incumbent will closely follow American Society for Testing Methods (ASTM) to run octane analysis and properly maintain CFR engines. Proper engine performance is critical to ensure consumer quality control and to maintain Maryland’s reputation as a leader in motor fuel testing and regulation.

The laboratory chemist portion of this position consists of routinely testing motor fuels and operating various laboratory instruments in accordance with the American Society for Testing Materials International (ASTM) methodologies. General supervision is received from the Lab Manager through observation, reports, and records of completed maintenance, repairs, and tests.

This work is performed in a laboratory setting. Employees are required to observe safety protocols to minimize exposure to toxic substances and fumes.​


Education: Completion of two years of education from an accredited college or university.

Experience: Three years of full-time experience performing tests and major repair work on octane and cetane testing engines, one year must have been as a supervisor of an octane/cetane engine testing section.

NOTE: Candidates may substitute two years of experience as an advanced level Octane Engine Operator for the required education and experience.

** For education obtained outside of the U.S., you will be required to provide proof of the equivalent American education as determined by a foreign credential evaluation service. If you possess a degree obtained outside of the United States, please submit a detailed, course-by-course evaluation report from one of the U.S. equivalency evaluating members identified at


  • Graduation from a standard high school and successful completion of an Automotive Mechanic, Aviation Mechanic or Heavy Equipment Mechanic course from a recognized technical school, either military or civilian
  • Mechanical background with internal combustion engine and or any technical school equivalent
  • Prior knowledge of working with CFR Engines, Experience rebuilding the CFR engines


  • Employees in this classification are required to possess the ability to perform the duties in an area in which there is constant noise generated by the test engines.


Please ensure you provide sufficient information on your application to demonstrate that you meet the qualifications for this recruitment. Please indicate clearly any position-specific experience and ensure all education and experience sections are complete. Approval of your application will be based on a review of the information you submit. All qualified applicants are placed on an unranked list of candidates and will remain active on this list for at least one year. Incomplete information may result in the disqualification of your application.

All information concerning your qualifications must be submitted by the closing date. We will not consider information submitted after this date.

Qualifying applicants are subject to an oral interview. Prior to appointment, the employee must successfully undergo a comprehensive background check that will include fingerprinting, tax obligation, and determination of legal authorization to work in the United States.

*Resumes will not be accepted in lieu of a completed application.



The online application process is STRONGLY preferred. If you choose email as the option to submit your application/required additional information, you must include the following information on at least one the pages you submit.

  1. First and Last Name
  2. Recruitment Number (located at the top of the bulletin)
  3. The last four digits of your SS#
If you have questions or concerns regarding this recruitment, please email at Comptroller of MD, Office of Human Resources.

If you are having difficulty with your user account or have general questions about this online application system, please contact the MD Department of Budget and Management, Recruitment and Examination Division at 410-767-4850 or

As an equal opportunity employer, Maryland is committed to recruiting, retaining and promoting employees who are reflective of the State’s diversity. Bilingual applicants are encouraged to apply.

We thank our Veterans for their service to our country and encourage them to apply.

Please contact Stanley Harris at if you need reasonable accommodations.

Click on a link below to apply for this position:

Fill out the Application NOW using the Internet. Apply Online
Apply via Paper Application. You may also download and complete the Paper Application here.

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