Senior Systematics Engineer

FIS

Senior Systematics Engineer developing and supporting FIS mainframe banking applications for large financial institutions. Enhancing COBOL/JCL systems, resolving production issues, and modernizing core banking technology.

Posted 8/18/2026full-timeLittle Rock • 🇺🇸 United StatesSenior💰 $124,600 - $211,820 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive experience in IBM z/OS mainframe application development, with strong proficiency in COBOL and JCL programming. Capable of analyzing and resolving complex production issues while collaborating effectively with cross-functional teams in a fast-paced financial services environment.

Highest-signal resume keywords

IBM z/OS Mainframe Application DevelopmentCOBOL ProgrammingJCL ProgrammingMainframe Batch ProcessingProduction Support and Troubleshooting

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

COBOLJCLMainframe Debugging ToolsBatch ProcessingJob SchedulingRoot Cause AnalysisSoftware Development LifecyclePerformance TuningAssembler ProgrammingCICS

Soft Skills

Analytical SkillsProblem-Solving SkillsVerbal CommunicationWritten CommunicationTime Management

Tools & Technologies

FIS SystematicsDB2VSAMIDCAMSSortFile ManagerAbend-AIDXPEDITOR

Industry Keywords

Financial ServicesBankingHigh-Volume Transaction ProcessingCore Banking Systems

Tech Stack

Tools & technologies

Distributed Systems

About the role

Key responsibilities & impact

Develop, enhance, maintain, and support IBM z/OS mainframe applications using COBOL, JCL, and related technologies
Analyze, design, code, test, debug, document, implement, and maintain mainframe software solutions
Research and resolve production issues within complex banking applications and batch processing environments
Create and modify JCL, batch jobs, utilities, and supporting application components
Perform root cause analysis for application failures, production incidents, and performance issues
Analyze existing mainframe application logic and implement system enhancements based on business and client requirements
Partner with business analysts, architects, and client stakeholders to translate requirements into technical designs
Develop and maintain technical specifications, design documents, and operational procedures
Participate in code reviews and promote mainframe development best practices
Recommend opportunities for application modernization, process improvements, and operational efficiencies
Support system integration testing, user acceptance testing, and production implementation activities
Provide technical leadership and mentoring to junior developers and team members
Participate in the programmer on-call rotation supporting critical banking applications
Collaborate with distributed systems, operations, and infrastructure teams as needed
Perform other related duties as assigned

Requirements

What you’ll need

5+ years of IBM z/OS mainframe application development experience
Strong proficiency in COBOL and JCL programming
Experience supporting and troubleshooting production mainframe applications
Experience with mainframe batch processing, job scheduling, and job execution analysis
Experience using mainframe debugging, testing, and diagnostic tools
Experience working in financial services, banking, or other high-volume transaction processing environments
Knowledge of software development lifecycle methodologies and application support processes
Strong analytical and problem-solving skills with the ability to diagnose complex production issues
Excellent verbal and written communication skills
Ability to work independently and effectively manage multiple priorities in a fast-paced environment
Experience with FIS Systematics applications is a bonus
Experience with AM-ALS, TX, and/or GN modules is a bonus
Experience with CICS, DB2, VSAM, IDCAMS, Sort, File Manager, Abend-AID, XPEDITOR, or similar mainframe tools is a bonus
Experience with Assembler programming is a bonus
Familiarity with mainframe performance tuning and capacity planning is a bonus
Experience supporting large financial institutions and core banking systems is a bonus
For positions located in the US, conditional employment offers require a drug test

Benefits

Comp & perks

Competitive salary and benefits
Flexible and creative work environment
Professional education and personal development possibilities
Time to support charities and give back in your community
Competitive compensation