Principal Systems Programmer

Fidelity Investments
Texas

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Principal Operating Systems Programmer

The Role

Are you passionate about serving the needs of millions of customers by maintaining best-in-class mainframe platforms and capabilities? Our goal is to provide world-class experiences in financial planning, investing, and retirement solutions. Our team consists of associates with a diverse range of skills in mainframe hosting. We are seeking product-aware technicians who are hardworking, inquisitive, and responsible to join us in our mission to support highly scalable and available mainframe platforms.

The Experience and Skill You Bring Qualifications:

  • Bachelor's degree in Computer Science or a related field.

  • 8+ years of experience in z/OS systems programming and support.

  • Proven experience in supporting core z/OS operating systems, including system utilities.

  • Extensive experience with the installation and support of a wide range of ISV products, with in-depth knowledge of SMP/E.

  • Proficiency in coding JCL and REXX; knowledge of other languages is a plus.

  • Experience with Parallel Sysplex and Coupling Facilities.

  • Expertise in Disaster Recovery solutions such as GDPS (Global Mirror & Metro Mirror).

  • Experience working in the z/OS USS environment including maintain ZFS filesystems and shell scripting.

  • Familiarity with scripting languages like Python, XML, JSON, and Ansible is advantageous.

  • Experience with zOSMF.

Skills and Attributes:

  • Strong diagnostic skills with a drive to identify root causes.

  • Self-starter who actively challenges the status quo, is curious, and not afraid to ask 'Why.'

  • Excellent at gathering requirements from business units and technical teams.

  • Strong communication skills and technical expertise to drive and participate in meaningful discussions.

  • Willingness to work closely with vendors while holding them accountable.

  • Comfortable with peer review and video conferencing.

  • Experience with incident, problem, change management, and agile practices.

  • Commitment to delivering projects with quality and on time.

  • Ability to gather requirements from stakeholders and communicate them effectively with the team.

  • Prioritizes stability and availability above all.

The Team

The Mainframe Operating System Support team is dedicated to building and enhancing Fidelity's mainframe platform, with stability as our guiding principle. As a Principal Operating Systems Programmer, you will be a key member of a dynamic onshore and offshore team, continuously improving our mainframe platform by keeping software up-to-date and implementing enhancements and features. You will have the opportunity to contribute innovative ideas to enhance our products, develop your skills on state-of-the-art mainframe systems, and learn new technologies and languages. We are seeking highly motivated individuals who thrive in a collaborative, iterative, and fast-paced environment.

Certifications:

Category:

Information Technology

Fidelity's hybrid working model blends the best of both onsite and offsite work experiences. Working onsite is important for our business strategy and our culture. We also value the benefits that working offsite offers associates. Most hybrid roles require associates to work onsite every other week (all business days, M-F) in a Fidelity office.

Posted 2026-06-11

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