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Mainframe Consulting Jobs in Florida (NOW HIRING)

Gravity IT Resources

Power BI Developer

Tallahassee, FL · On-site

$90 - $120/hr

The selected consultant will help transition legacy reporting and query assets (including WebFOCUS/Mainframe FOCUS ) into modern reporting and data solutions, aligned to updated business processes ...

New

BC Forward

Senior Teradata DBA

Jacksonville, FL · On-site

$68.32/hr

... consulting and workforce solutions firm providing services and support to Fortune 500 and ... Support mainframe administrative functions including archive processing and job scheduling. Manage ...

Anew Hr Solutions, LLC

IT Auditor

Tampa, FL · On-site

We provide Human Resource consulting to small-medium size companies that are seeking to have ... Proficiency in auditing infrastructure components is required (e.g., Mainframe, Unix/Linux, Windows ...

Anew Hr Solutions, LLC

IT Auditor

Tampa, FL · On-site

We provide Human Resource consulting to small-medium size companies that are seeking to have ... Proficiency in auditing infrastructure components is required (e.g., Mainframe, Unix/Linux, Windows ...

Elevance Health

Business Consultant Senior

Tampa, FL · On-site

$96K - $166K/yr

... mainframe computer, hardware and operating systems; minimum of 3 years' experience as a Business ... Consultant with project management skills; or any combination of education and experience, which ...

Elevance Health

Business Consultant Senior

Tampa, FL · On-site

$96K - $166K/yr

... mainframe computer, hardware and operating systems; minimum of 3 years' experience as a Business ... Consultant with project management skills; or any combination of education and experience, which ...

Stefanini

Help Desk Specialist

Weston, FL

... consulting and strategic staffing to Fortune 1000 enterprises around the world. Requirements ... e.g., PCs, servers, mainframes). * Answers questions regarding system procedures, online ...

Tech Tammina LLC

Sr Backend Java Developer

Tampa, FL · On-site

$113K - $147K/yr

Market Need only W2 consultants Interview: Video round followed by F2F Project: * Modernization - re-write mainframe legacy applications into modern Java-based microservices to handle high-volume ...

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Mainframe Consulting information

What is mainframe consulting?

Mainframe consulting involves providing expert guidance and services related to mainframe computer systems, which are powerful machines used primarily by large organizations for critical applications and bulk data processing. Mainframe consultants help businesses optimize, modernize, or maintain their mainframe environments, ensuring they are secure, efficient, and up-to-date with current technologies. Their work may include system upgrades, migrations, performance tuning, and integrating mainframe systems with newer digital platforms.

What are the key skills and qualifications needed to thrive as a mainframe consultant, and why are they important?

To thrive as a Mainframe Consultant, you need expertise in legacy mainframe environments, programming languages like COBOL or PL/I, and a strong background in systems analysis, often with a degree in computer science or related fields. Familiarity with mainframe tools such as IBM z/OS, JCL, DB2, and knowledge of migration or modernization frameworks is typically required, along with relevant certifications. Strong problem-solving, communication, and client management skills help set top consultants apart in delivering efficient solutions. These competencies are critical for effectively maintaining, upgrading, or integrating mainframe systems that remain core to many enterprise operations.

What are some common challenges faced by mainframe consultants when integrating legacy systems with modern technologies?

Mainframe consultants often encounter challenges when bridging the gap between established legacy systems and newer digital platforms. These include ensuring data integrity during migration, maintaining system uptime, and navigating compatibility issues between old and new technologies. Collaborating closely with cross-functional teams—such as developers, business analysts, and IT security—is essential to address these challenges effectively. Staying updated on evolving integration tools and best practices is also key to delivering successful solutions for clients.

What is the difference between Mainframe Consulting vs Mainframe Developer?

AspectMainframe ConsultingMainframe Developer
Primary RoleAdvises clients on mainframe solutions, project management, and system integrationDesigns, codes, and tests mainframe applications and programs
Required SkillsKnowledge of mainframe systems, client communication, project coordinationProgramming languages like COBOL, JCL, DB2, and troubleshooting skills
Work EnvironmentConsulting firms, client sites, or remoteMainframe development teams within organizations or IT service providers
CertificationsIBM Certified Mainframe Specialist, project management certificationsIBM COBOL certifications, programming courses

While Mainframe Consulting focuses on advising and managing mainframe projects, Mainframe Developers are responsible for creating and maintaining mainframe applications. Both roles require knowledge of mainframe systems, but consulting emphasizes client interaction and project oversight, whereas development centers on coding and technical problem-solving.

What are popular job titles related to Mainframe Consulting jobs in Florida?

For Mainframe Consulting jobs in Florida, the most frequently searched job titles are:

What job categories do people searching Mainframe Consulting jobs in Florida look for?

The top searched job categories for Mainframe Consulting jobs in Florida are:

What cities in Florida are hiring for Mainframe Consulting jobs?

Cities in Florida with the most Mainframe Consulting job openings:

Mainframe Consulting jobs near you
Infographic showing various Mainframe Consulting job openings in Florida as of August 2026, with employment types broken down into 1% Internship, 84% Full Time, 10% Part Time, and 5% Contract. Highlights an 83% Physical, 6% Hybrid, and 11% Remote job distribution.

Software Engineer II

Intercontinental Exchange Holdings, Inc.

Jacksonville, FL • On-site

Full-time

Posted 21 days ago

Job description

Overview
Job Purpose
The Software Engineer is responsible for the technical development and implementation of data conversion programs as part of customer loan acquisition projects. This role owns the technical execution of each conversion, from initial program design and development through unit testing, system integration, and go-live support.
The Software Engineer works closely with Business Analysts, consultants, and managers, and serves as the primary development lead, translating detailed mapping specifications into accurate, efficient COBOL/JCL programs that convert source data correctly into MSP. This role requires strong technical expertise, structured problem-solving, and the ability to deliver reliable code in ambiguous and fast-paced project environments.
The Software Engineer is also responsible for running mainframe jobs as needed, ensuring the results are accurate, and delivering the data to our clients.
The Software Engineer leads and owns the technical development and execution of acquisition data conversion programs. This role is responsible for ensuring that conversion code is accurate, efficient, and produces data that is complete and correct within MSP and related systems.
This is a hands-on, outcome-driven development role. Success requires the ability to write reliable COBOL programs from complex mapping specifications, debug issues methodically, determine what the problem is not, and arrive at sound technical solutions through evidence, testing, and structured reasoning. The role operates in fast-paced project environments where ambiguity is common and technical precision is essential.
Responsibilities
  • Technical Development & Delivery
    • Design, develop, and unit test mainframe COBOL programs and JCL for assigned acquisition data conversion projects
    • Own technical outcomes and code accuracy for all assigned conversion programs
    • Complete development work within established project timelines and proactively escalate technical risks or blockers
    • Manage and prioritize development workload across multiple concurrent conversion projects, adjusting priorities as demands change
  • Program Design, Mapping Implementation & Conversion Development
    • Analyze Business Analyst mapping specifications to understand conversion logic, data transformation rules, and target MSP requirements
    • Translate complex mapping specifications and business rules into efficient, maintainable COBOL programs and JCL procedures
    • Identify technical gaps, and ambiguities in mapping specifications and raise them with Business Analysts for resolution
    • Partner with Business Analysts to clarify conversion logic and validate that it aligns with business intent
  • Testing, Debugging & Issue Resolution
    • Conduct thorough unit testing of developed programs to validate data completeness, accuracy, and functional correctness
    • Analyze test results, file reconciliations, and output discrepancies to identify root cause
    • Independently debug conversion programs using structured diagnostic techniques and hypothesis-driven investigation
    • Diagnose whether issues originate from program logic, JCL configuration, source data interpretation, transformation processes, or system behavior
    • Verify resolutions through regression testing and documented validation in coordination with the Business Analyst
  • Collaboration with Business Analysts & Stakeholders
    • Work directly with Business Analysts to review mapping specifications, clarify technical requirements, and align on conversion approach and delivery
    • Communicate technical constraints, risks, and findings clearly to Business Analysts and project managers
    • Support Business Analysts and clients during testing and implementation phases by providing rapid investigation and resolution of technical issues
    • Provide timely, thorough follow-up on technical findings and issue status to project team members
  • Team Collaboration & Coordination
    • Work closely with Business Analysts, consultants, and project managers to maintain development momentum and resolve technical blockers
    • Coordinate development handoffs between analysis, coding, and testing activities to ensure continuity
    • Provide clear technical guidance and code documentation to support project team understanding and knowledge transfer
  • Process & Continuous Improvement
    • Identify recurring technical or conversion programming issues and contribute to reusable code libraries and process improvements
    • Participate in the development and maintenance of departmental coding standards, documentation, and technical runbooks
    • Identify technical issues that may affect multiple projects or clients and collaborate with the team on systemic resolution approaches

Knowledge and Experience
  • Bachelor's degree in Computer Science, Information Systems, or a related field; equivalent technical experience will be considered
  • 4+ years of experience in mainframe development, mortgage servicing technology, or data conversion programming roles
  • Acquisition and/or system conversion development experience
  • Working knowledge of MSP and mortgage servicing data structures and processing
  • Strong understanding of how data is extracted, transformed, and loaded between disparate source systems and target platforms at the program level
  • Required technical skills: COBOL, JCL, VSAM, IBM z/OS mainframe environment
  • Preferred technical skills: ISPF/SDSF, File-AID, Endeavor or ChangeMan, MQ Series, DB2 (beneficial but not required)
  • Strong technical problem-solving and debugging skills, with the ability to diagnose complex conversion issues where the root cause is not immediately apparent
  • Skilled in forming hypotheses, testing assumptions through code and data analysis, and using evidence to eliminate potential causes
  • Able to solve complex, multi-variable program and data issues through structured investigation rather than relying on predefined solutions
  • Takes ownership of technical problems from identification through validated resolution
  • Comfortable working from incomplete or evolving mapping specifications and proactively resolving ambiguities with Business Analysts
  • Clear written and verbal communication skills, including the ability to explain technical findings and code behavior to non-technical team members
  • Organized, self-directed, and able to manage development work across multiple complex projects concurrently
  • Detail-oriented with the ability to identify patterns and systemic coding or data issues across projects
  • Collaborative team player who takes ownership and drives technical issues to resolution
  • Demonstrated ability to deliver quality code within tight timelines and shifting priorities

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Intercontinental Exchange, Inc. is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to legally protected characteristics.

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