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Senior Application Engineer (Mainframe)

Dice
Winchester, VA; Pensacola, FL; Vienna, VA Posted Oct 21, 2026
HybridUSD 115,600 - 181,200 / year

About this role

Navy Federal Credit Union

Senior Application Engineer (Mainframe)

Hybrid in Winchester, VA, US • Posted 19 hours ago • Updated 7 hours ago

Full Time

On-site

$115,600-$181,200 per year

Navy Federal Credit Union

Fitment

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Job Details

Skills

  • FOCUS

  • Workflow

  • System Documentation

  • Database

  • Cloud Computing

  • Core Data

  • Mapping

  • RESTful

  • Interfaces

  • System Requirements

  • Quality Assurance

  • Production Support

  • Documentation

  • Technical Support

  • Training

  • Software Quality Assurance

  • IBM DB2

  • JCL

  • TSO

  • ISPF

  • Debugging

  • COBOL

  • CICS

  • Batch Processing

  • System Integration

  • Systems Analysis

  • Systems Analysis/design

  • Workflow Analysis

  • Application Development

  • Software Development

  • Software Development Methodology

  • Testing

  • Research

  • Analytical Skill

  • Problem Solving

  • Conflict Resolution

  • Communication

  • Information Technology

  • Computer Science

  • Records Management

  • ADS

  • VSAM

  • Scrum

  • Kanban

  • SAFE

  • Agile

  • Serena

  • Changeman

  • Management

  • IBM Mainframe

  • Assembly Language

  • Macros

  • Mainframe

  • Core Banking

  • Finance

  • HP

  • Project Portfolio Management

  • Banking

  • Business Process

  • Project Management

  • Performance Management

  • Preventive Maintenance

  • Military

  • Intellectual Property

  • IP

  • Media

  • SAP BASIS

  • Law

  • Recruiting

  • Show more

  • Summary

Overview

Navy Federal Credit Union currently does not provide sponsorship for this role. Applicants must be authorized to work in the United States without the need for current or future sponsorship.

Support software development and organizational initiatives by designing, implementing, enhancing, and maintaining systems and applications. The role partners with business units and technology teams to translate business needs into cost-effective solutions aligned with corporate strategies, with a focus on mainframe core banking, FIS Systematics, and Cloud Core data integration activities.

Responsibilities

  • Partner with business units to identify and document business needs, objectives, functions, features, inputs, and outputs. Analyze, define, and document requirements for data, workflows, logical processes, operating environments, system interfaces, controls, and outputs. Create and maintain system documentation, diagrams, database information, input/output record layouts, and program views. Participate in Cloud Core data mapping and related integration activities. Analyze, develop, and test COBOL and CICS programs. Design, code, test, debug, implement, and maintain complex mainframe programs and applications. Troubleshoot issues occurring in mainframe online and batch processes. Analyze and troubleshoot FIS Systematics Relationship Manager (RM). Work with FIS Systematics GN components, including SDR, TBR, ICR, and TCR. Apply basic REST API knowledge when supporting system interfaces and integration activities. Prepare test data and apply established testing techniques to validate system changes and application functionality. Revise and refine programs as functional and system requirements change. Participate in application testing, implementation, production support, monitoring, and ongoing maintenance. Develop and maintain documentation covering program logic, code, testing, changes, and corrections. Provide technical support to internal customers and assist with training peers and Software Quality Assurance staff. Prioritize and organize work while operating independently with moderate guidance and collaborating effectively as part of a team. Perform other duties as assigned.

Qualifications

  • Minimum of 8 years of hands-on mainframe development experience using COBOL, CICS, DB2, JCL, VSAM, Batch processing, and TSO/ISPF. Hands-on experience with FIS Systematics Relationship Manager (RM) and GN. Ability to analyze, develop, test, debug, and maintain COBOL and CICS programs. Ability to troubleshoot issues in mainframe online and batch processing environments. Ability to analyze and troubleshoot Systematics RM. Knowledge of Systematics GN and ability to work with GN components, including SDR, TBR, ICR, and TCR. Basic knowledge of REST APIs and system integration concepts. Strong technical coding skills with a demonstrated record of following established processes and development standards. Demonstrated experience in systems analysis and design, workflow analysis, and application development. Strong understanding of the Software Development Life Cycle (SDLC) and established testing practices. Advanced research, analytical, troubleshooting, and problem-solving skills. Ability to prioritize, plan, and organize tasks; exercise initiative and sound judgment; and work independently and collaboratively. Effective interpersonal, verbal, and written communication skills.

  • Desired Qualifications

  • Bachelor's degree in information technology, computer science, or a related field, or equivalent professional experience. Experience supporting FIS Systematics core banking products, including IMPACS (IM), Savings/Time (ST), Advanced Lending Solutions (ALS), Combined Statements (SC), Relationship Manager (RM), and GN. Experience with FIS ADS Now/Batch to synchronize external data sources from VSAM datasets. Experience with Agile delivery methods, including Scrum, Kanban, SAFe, and Agile Release Trains (ARTs). Experience with Serena ChangeMan ZMF for source packaging and management. Development experience with IBM mainframe Assembly language, including the Concept 14 macro add-on product. Recent experience supporting Navy Federal mainframe core banking systems or comparable systems at another financial institution. Demonstrated project leadership experience. Working knowledge of HP Project Portfolio Management (PPM), banking operations and procedures, and Navy Federal business processes.

  • Hours

  • Monday - Friday, 8:00AM - 4:30PM (Occasional after-hours support for production deployments)

Location

820 Follin Lane, Vienna, VA 22180 5510 Heritage Oaks Drive, Pensacola, FL 32526 141 Security Drive, Winchester, VA 22602

About Us Navy Federal provides much more than a job. We provide a meaningful career experience, including a culture that is energized, engaged and committed; and fierce appreciation for our teams, who are rewarded with highly competitive pay and generous benefits and perks.

Our approach to careers is simple yet powerful: Make our mission your passion.

FORTUNE 100 Best Companies to Work For 2026

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Military Times 2025 Best for Vets Employers

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Forbes 2025 America's Best Employers for Tech Workers

2025 RippleMatch Campus Forward Award Winner for Overall Excellence

Military.com Top Military Spouse Employers 2025

2026 Handshake Early Talent Award

Newsweek America's Greatest Workplaces for Culture, Belonging and Community 2026

From Fortune Magazine. 2026 Fortune Media IP Limited. All rights reserved. Used under license. Fortune and Fortune 100 Best Companies to Work For are registered trademarks of Fortune Media IP Limited and Fortune Magazine, Fortune Media (USA) Corporation, and its affiliates are not affiliate

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