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Mainframe Engineer

United States · Job Posted March 25, 2026
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Job Description

Seeking a Mainframe Engineer for a remote contract opportunity involving analyzing business requirements, designing technical solutions, performance tuning, system optimization, and documentation. Performs complex system enhancements ensuring data integrity, regulatory compliance, and system stability.

Job Responsibility

  • Collaborate with cross-functional teams & troubleshoot/resolve technical issues in a timely manner
  • Uses code to connect data from back-end systems to a variety of endpoints and process data for financial systems. May create domain APIs for service engineering
  • An engineer is responsible for understanding business problems, designing, developing, configuring, testing, and deploying software to provide the solution
  • Engineers most often use Agile techniques and are a part of a larger, cross-functional team
  • Depending on the team, an engineer’s responsibilities may be building pipelines, building test strategy, building cloud environments to be used in part of the development processes
  • The engineer’s responsibility is to ensure the delivery of the software is high quality and automated as much as possible
  • Utilize the software development lifecycle to implement technology solutions that create and enhance applications. Inspect, analyze, and translate functional and non-functional requirements into technical design, application code, and configuration parameters
  • Produce design specifications, including screen layouts, graphical user interfaces, and printed outputs developed for self and others. Convert technical design and specifications into functioning components through the development of application code and configuration. Provide technical on-call support as defined within team and role expectations
  • Create and execute unit tests to ensure issues are proactively identified within the software development lifecycle. Analyze code to identify causes of errors and defects. Remediate known errors within development and production support contexts. Review application code for self and others
  • Define, support, and enforce code standards and guidelines relevant to the applications and technologies being supported. Estimate and size work based upon high-level requirements. Continuously improve applications and processes with a focus on quality, efficiency, and user experience
  • Work autonomously, providing technical supervision to peers while demonstrating appreciable business knowledge within the general financial services and marketing domains. Strive to influence the team to generate support to achieve desired business outcomes

Requirements

  • Bachelor’s Degree in Information Technology, Computer Science, Computer Information Systems, Software Engineering, Mathematics, Statistics, or related area or equivalent, relevant work experience
  • 8+ years of related work experience
  • Extensive hands on expertise in developing, maintaining, and supporting mainframe applications using COBOL, CICS, JCL and DB2
  • Expectation is to be proficient in at least two and ideally three programming languages (e.g. COBOL, Java) and develop or maintain at least three applications
  • Extensive experience working with: COBOL, DB2, CICS, TSO, Expediter, Abend-Aid, JCL
  • Strong understanding of batch and online processing in enterprise environments
  • Strong ability to analyze and resolve complex issues independently
  • Excellent problem-solving skills and attention to detail

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