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Principal Mainframe Software Engineer - Cobol - Cics - Db2/Vsam

Fidelity Investments

$107,000 - $181,000
Sep 2, 2025
New York, NY, USA
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Fidelity Investments Workplace Investing (WI) organization is seeking to make quality improvements to our equity compensation application

Requirements

  • Demonstrated expertise in mainframe application development, automation, and support, utilizing COBOL, CICS, DB2, JCL, VSAM, MQ-Series, and SQL
  • Demonstrated expertise in mainframe performance tuning and capacity planning, including ways to reduce I/Os, CPU Time, MSUs, and MIPs, using Strobe, iStrobe, and Platinum Detector
  • Demonstrated expertise in mainframe application development including: file format and comparison using File-AID; version management using Endeavor; debugging and unit testing using Intertest and Abend-AID; and job scheduling using Control-M
  • Knowledge of ETL, Informatica, Java, Python, or other distributed languages is a plus
  • Experience with Agile team
  • Experience with mainframe technology stack
  • Experience with Z/OS environment

Responsibilities

  • Performing as a full stack engineer within an Agile team, including requirements gathering, development, and end-to-end testing
  • Defining, developing, and leading interactive team to implement application level architecture, giving due consideration to application scalability and extensibility, and conformance to established standards
  • Providing on-site and on-call support as needed and acting as a subject matter expert as part of a cross-functional crisis management team
  • Developing applications on complex projects, components, and subsystems for the division
  • Recommending development testing tools and methodologies and reviewing and validating test plans
  • Resolving technical roadblocks involving multiple technologies and making recommendations and improvements to avoid them in the future
  • Collaborating with multiple layers of management to share approaches, develop solutions, and improve capabilities throughout the organization

Other

  • Bachelor’s degree (or foreign education equivalent) in Computer Science, Engineering, Information Technology, Information Systems, Mathematics, Physics, or a closely related field and ten or more (10+) years of experience in the job offered
  • Alternatively, Master’s degree (or foreign education equivalent) in Computer Science, Engineering, Information Technology, Information Systems, Mathematics, Physics, or a closely related field and six (6) years of experience in the job offered
  • Must be able to work onsite every other week (all business days, M-F) in a Fidelity office
  • Must be able to pass background check and meet Fidelity’s hiring requirements
  • Must be able to work in a hybrid working model that blends onsite and offsite work