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Junior Mainframe Jobs (NOW HIRING)

M&T Bank

Senior Software Engineer - Mainframe

Buffalo, NY · On-site +1

$97K - $161K/yr

Receive mentoring from our most senior engineers-experts with decades of mainframe experience-and progressively mentor junior team members. * Participate in code reviews, architecture discussions ...

USM

Mainframe Developer-----Need GC and USC

Columbus, OH · On-site

$47.25 - $60.75/hr

Mainframe Developer Duration - 18 months Location - Columbus, OH Need GC and USC Top Three Skills ... junior developers and make sure line commitments are covered from iteration to iteration ...

Tata Consultancy Service Limited

Engineer

Mclean, VA · On-site

$130K - $140K/yr

... Mainframe environment • Good working knowledge of CICS for online transaction processing • ... to junior team members when required Generic Managerial Skills, If any • Strong written and ...

Monitise

Mainframe Sr. Advisor

Omaha, NE

Job Title Mainframe Sr. Advisor About your role: At Fiserv, we are dedicated to transforming ... Mentor and provide technical guidance to junior developers and team members. * Drive innovation and ...

Fiserv, Inc.

Mainframe Sr. Advisor

Omaha, NE · On-site

Job Title Mainframe Sr. Advisor About your role: At Fiserv, we are dedicated to transforming ... Mentor and provide technical guidance to junior developers and team members. * Drive innovation and ...

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Junior Mainframe information

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$24K

$89K

$137.5K

How much do junior mainframe jobs pay per year?

As of Jun 21, 2026, the average yearly pay for junior mainframe in the United States is $88,976.00, according to ZipRecruiter salary data. Most workers in this role earn between $67,000.00 and $87,000.00 per year, depending on experience, location, and employer.

What is the difference between Junior Mainframe vs Mainframe Developer?

AspectJunior MainframeMainframe Developer
CredentialsBasic certifications, entry-level experienceAdvanced certifications, several years of experience
Work EnvironmentSupport and maintenance tasks, learning-focusedDesign, development, and optimization of mainframe applications
Employer UsageEntry-level roles in finance, government, and large enterprisesSenior roles with more responsibility in similar industries

Junior Mainframe roles are typically entry-level, focusing on support and learning, while Mainframe Developers handle complex development tasks. The main difference lies in experience, responsibilities, and skill level, with Junior Mainframe positions serving as a stepping stone toward becoming a Mainframe Developer.

More about Junior Mainframe jobs
What cities are hiring for Junior Mainframe jobs? Cities with the most Junior Mainframe job openings:
What are the most commonly searched types of Mainframe jobs? The most popular types of Mainframe jobs are:
What states have the most Junior Mainframe jobs? States with the most job openings for Junior Mainframe jobs include:
What job categories do people searching Junior Mainframe jobs look for? The top searched job categories for Junior Mainframe jobs are:
Junior Mainframe jobs near you
Infographic showing various Junior Mainframe job openings in the United States as of June 2026, with employment types broken down into 86% Full Time, and 14% Contract. Highlights an 86% In-person, and 14% Hybrid job distribution, with an average salary of $88,976 per year, or $42.8 per hour.
Information Systems Advisor I - zOS Systems Programmer Mainframe Network Specialist

Information Systems Advisor I - zOS Systems Programmer Mainframe Network Specialist

Illinois Secretary of State

Springfield, IL

$6.7K - $12K/mo

Other

Posted 14 days ago

Job description

Office of the Illinois Secretary of State Alexi Giannoulias
Job Title: Information Systems Advisor I - zOS Systems Programmer Mainframe Network Specialist
Division: Technology Office - Infrastructure
Union: IFT
Location: 501 S 2 nd St., Springfield, IL - Sangamon County
Salary: Range from $6,759 to $12,573 monthly. Commensurate with experience
Benefits:
Attention: Applicants must be authorized to work in the United States; the Office of the Secretary of State will not complete certification and/or sponsorship requests.
Overview:
Will serve as a senior resource to assist ILSOS with general system administration for an IBM z16 mainframe and DR environment with experience in maintaining and assisting with mainframe network administration, security certificates, SFTP, APIs, TCPIP. The role is critical to ensuring the resilience, availability, security, and compliance of the State's enterprise mainframe infrastructure. The successful candidate will work with IBM, HPE, and internal IT teams to design, implement, monitor, primary and secondary mainframe systems that support the Secretary of State's mission-critical applications.
Duties and Responsibilities:
  • Provide advanced system administration and technical leadership for IBM z/OS mainframe systems.
  • Manage and maintain network configurations, connectivity, and communication protocols (SNA, TCP/IP, VTAM, NJE, etc.) in the mainframe environment.
  • Troubleshoot and resolve complex system, network, and application-level issues, driving root cause analysis and long-term corrective actions.
  • Assist with planning and application of system maintenance, software upgrades, and PTFs, coordinating with system programmers and vendor support.
  • Administer and enforce mainframe security policies (RACF, ACF2, or Top Secret), including user access management and compliance controls.
  • Participate in and provide guidance for problem, change, and incident management processes, ensuring timely resolution and documentation.
  • Collaborate with infrastructure, application, and network teams to ensure seamless integration and high availability across systems.
  • Mentor junior administrators and contribute to process improvement and automation initiatives.
  • Performs other duties as required or assigned.
Education and Experience:
Requires knowledge, skill, and mental development equivalent to the completion of two years of college, with coursework in the computer science field AND four years of experience with technical systems and/or programming experience and/or IT project management OR any equivalent combination of education and experience.
Knowledge, Skills and Abilities:
  • Requires extensive knowledge of systems design and implementation, including the way programs are written, compiled, and tested, the methods of operating computers, and the way data is transcribed into a form suitable for reading by computer and has an appreciation of the wider business context for those programs.
  • Requires excellent oral and written communication skills for effective engagement with colleagues and internal users/customers.
  • Requires extensive knowledge necessary to effectively perform the ability to exercise sound judgement in analyzing, appraising, evaluating, and solving problems of a procedural, organizational, administrative, and technical nature.
  • Requires awareness and adherence to organizational standards for security, privacy and ethics.
  • Requires extensive knowledge of the devices for capturing data for computers and the means available for receiving and transmitting data from remote locations to a computer.
  • Requires extensive knowledge of the principles and techniques of computer system documentation.
  • Requires extensive knowledge of the advantages and limitations of computer communication, and information retrieval systems as management information tools.
  • Requires the ability to organize facts and findings, analyze data logically and to present results with clarity and comprehension, orally and in written or graphic form.
  • Requires the ability to use and understand appropriate methods, tools, applications, and processes to demonstrate a rational and organized approach to work.
  • Requires willingness to travel and possession of a valid Illinois driver's license as required by individual positions within the class.
  • Requires the ability to push/pull, lift and carry up to 50 lbs. Requires a valid Illinois Driver's License.
Application Process:
  • Please visit to apply by completing the online application; you may also upload a resume or other attachments as needed .
  • Preference will be given to Illinois residents in the hiring and selection process, in accordance with the Illinois Secretary of State Merit Employment Code.
  • Questions regarding this posting or Illinois Secretary of State employment practices may be directed to Job Counselors at our Personnel offices in Chicago ) or Springfield ).
Equal Employment Opportunity Employer. Applicants must be lawfully authorized to work in the United States.
Applicants are considered for all positions without regard to race, color, religion, sex, national origin, sexual orientation, age, marital or veteran status, or the presence of a non-job-related medical condition or disability.

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