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Principal Engineer - Mainframe Applications

Data Center - Gulfport, MS💼 Full-time🗓 2026-07-14 → 2026-07-31

Core

Senior-level individual contributor providing enterprise-wide technical leadership, engineering strategy, and complex solution guidance for Mainframe applications and modernization efforts.

Role type

Principal Engineer (Mainframe Applications)

Builds

Scalable, secure, resilient enterprise solutions and modernization workstreams for mergers and acquisitions.

Domain

Banking/Financial Services, Mainframe Systems

Deliverable

production ML models | product features | infrastructure

Required skills

Mainframe platforms expertise, FIS Systematics suite knowledge, enterprise architecture design, technical standards definition, complex troubleshooting, performance optimization, M&A integration, strategic planning

Preferred skills

Banking or financial services experience, M&A integration experience, modern engineering practices

Technologies

Mainframe platforms, FIS Systematics suite

Responsibilities

Define and influence technical standards, design patterns, and long-term roadmaps; Lead complex solution design and root cause analysis; Review and approve high-impact technical decisions; Evaluate emerging technologies and guide modernization initiatives; Partner with technology teams and business leaders to align solutions with enterprise priorities; Mentor engineers and promote engineering excellence; Lead Mainframe conversion and/or integration workstreams.

Seniority

Principal, hands-on IC with strategy & mentorship

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