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IT Systems Technical Specialist, Mainframe zOS Systems Programmer

Information Technology Division

Recruitment #22-004488-0002




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.




Annapolis, Maryland


This position is responsible for the planning, installation, implementation and support of the operating system and associated software of a large-scale mainframe computer which services a broad customer community and controls an expansive telecommunications network and databases. This position also helps plan and implement changes to the mainframe hardware configuration. Foremost among the responsibilities of this position are maintaining the system’s integrity and currency, ensuring its recoverability, and maximizing its availability and throughput while providing security for its resources and compatibility with other large-scale systems with which it has interaction. Other responsibilities include establishing standards and procedures for the Operating Systems team and the Technical Services group. Plan and implement changes to the hardware configuration or the installation and maintenance of the operating system software. Analyze technical problems. Ensure system integrity, currency, recoverability and security. Maintain clear, accurate and timely documentation of systems and operational procedures, and system configuration changes. Develop and maintain Disaster Recovery and Continuity of Operations (COOP) plans for Technical Services and participate in disaster recovery tests to ensure that the ADC environment is restored and available for customers within 48 hours at an alternate location. Provide guidance to team members and other technical personnel. Monitor and tune system performance. Evaluate hardware and software for selection proposal. Demonstrate the knowledge of and adherence to IRS Statewide and Agency policies procedures and standards. Attend and participate in information security training sessions. Other duties as assigned.
ITD is responsible for the 24x7x365 support for ADC mainframe, distributed systems, and networks. All ITD employees are available for on-call support. As such, this position is required to occasionally work an off-hour schedule, weekdays prior to 7:30 a.m. and / or after 5 p.m., weekends, and holidays.


Experience: Four years of experience designing, developing, testing, implementing and maintaining application, communication, database or operating systems software.


  1. Candidates may substitute graduation from an accredited high school or possession of a high school equivalency certificate and thirty credit hours from an accredited college or university in Computer Science, Computer Technology, Management Information Systems or other information technology-related field to include coursework in application, communication, database or operating systems software technology for one year of the required experience. 
  2. Candidates may substitute experience operating computer systems; or scheduling, controlling input and output to process data on computer systems; or evaluating, implementing and maintaining computer hardware and software; or converting data from project specifications by developing program code using generally accepted computer programming languages on a year- for-year basis for a high school education.
  3. Candidates may substitute the possession of a Bachelor's degree from an accredited college or university in Computer Science, Computer Information Technology, Management Information Systems or other information technology-related field to include coursework in application, communication, database or operating systems software technology and three years of experience designing, developing, testing, implementing and maintaining application, communication, database or operating systems software for the required experience.
  4. Candidates may substitute U.S. Armed Forces military service experience as a commissioned officer in the Computer Systems Operations classifications or Computer Systems Operations specialty codes in the Information Technology field of work on a year-for-year basis for the required experience


Mainframe experience


  • Fluent in TSO and JCL. 
  • Familiar with CA 1 tape management systems. 
  • Experience with installation and maintenance using SMP/E.
  • Experience in development, modification, installation, testing and maintenance of mainframe operating system software.
  • Experience with PDSMAN and REXX. 


Please make sure that 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. 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.
*Resumes will not be accepted in lieu of a completed application.


Only applicants who meet the minimum and selective qualifications for this recruitment will be considered for this opportunity. Approval of your application will be based on a review of your education, training and experience. It is essential that you submit complete and accurate information on your application in order to determine if you meet the qualifications as specified above. Due to the nature of this list, all qualified applicants are placed on an unranked list of candidates and will remain active on this list for at least one year.
Qualifying applicants are subject to an oral interview. Prior to appointment, the employee must successfully undergo a comprehensive background investigation including a review of criminal, MVA and tax records; and determination of legal authorization to work in the United States or under the United States Immigration Reform and Control Act of 1986. This background check is comprehensive and may involve fingerprinting. Upon initial appointment OR promotion to a position in the State Personnel Management System, an employee is required to serve an initial six- month probationary period. This probationary period may be extended an additional six months under certain circumstances at the discretion of the appointing authority




We thank our Veterans for their service to our country and encourage them to apply. If you are seeking veteran's preference, please submit a copy of your DD-214.


The preferred method for submitting additional information is to upload it directly into your online account. Please remove references to the first 5 digits of your SSN and your DOB on all attachments by deleting, redacting, or blacking that information out with a marker. Any attachments necessary to demonstrate the minimum qualifications were met must be submitted by the filing deadline.


The online application process is STRONGLY preferred. If you choose fax or email as the option to submit your application and/or required additional information, you must include the following information on each page you submit:

1. First and Last Name

2. Recruitment Number (located at the top of the bulletin)

3. The last 4 digits of your SS#

Fax: 410-974-5249 – This fax number is for Comptroller of Maryland recruitment efforts only.


For Further Questions

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

If you have questions about this particular recruitment, please contact the Comptroller of MD, Office of Human Resources at

Appropriate accommodations for individuals with disabilities are available upon request by calling: 410-260-6622 or MD TTY Relay Service 1-800-735-2258.

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.


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