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Mainframe Data Analyst Jobs (NOW HIRING)

Ask IT consulting

Data Analyst

New York, NY · On-site

Data Analyst . Duration: 3+ Years Location: Brooklyn, New York 11201. REQ ID: 06022017-2DA PROJECT ... This is critical to establishing the entire universe of Mainframe fields and data currently in use ...

InterSources Inc

Data Analyst Mainframe

InterSources Inc is seeking a Data Analyst Mainframe to provide mainframe development and analysis for an enterprise data warehouse with complex data models. The ideal candidate will have extensive ...

nLeague

Mainframe Systems Programer

Hartford, CT · On-site

$55.50 - $70.50/hr

Mainframe Mainframe Programmer/ Developer Location: Hybrid- 55 Farmington Avenue Hartford ... Perform COBOL program analysis and code modifications to support data extraction, transformation ...

Tech Mirrors

Mainframe Systems Programmer

Hartford, CT · On-site

$55.50 - $70.50/hr

Analyze existing mainframe applications, databases, files, and batch processing workflows to support migration activities. * Design, develop, and execute data extraction processes from IMS databases ...

Vytwo

Sr Mainframe Developer / Engineer

Prosper, TX · On-site

$44.75 - $57.75/hr

Experience analyzing relational databases, mainframe data structures, files, batch jobs, APIs, and downstream data consumers. Key Responsibilities * Partner with business stakeholders, Product Owners ...

Vytwo

Sr Mainframe Developer / Engineer

Dallas, TX · On-site

$48.75 - $62.50/hr

Experience analyzing relational databases, mainframe data structures, files, batch jobs, APIs, and downstream data consumers. LOCATION: Minneapolis, MN 55343 Key Responsibilities * Partner with ...

A.C.Coy Company

Mainframe Operator

Washington, DC · On-site

$55.50 - $71.25/hr

... data center. Duties include setting up printers based on instructions from mainframe computer ... Excellent analytical and communication skills.

Argyllinfotech

Test Data Architect

Minneapolis, MN · On-site

$66.50 - $85.50/hr

Perform data discovery, analysis, profiling, and data mining across databases, files, mainframe systems, and other sources. Validate data quality, integrity, consistency, reconciliation ...

A.C. Coy

Mainframe Operator

Washington, DC · On-site

$55.50 - $71.50/hr

... data center. Duties include setting up printers based on instructions from mainframe computer ... Excellent analytical and communication skills. Employment Type: OTHER

A.C. Coy

Mainframe Operator

Washington, DC

$55.50 - $71.50/hr

... data center. Duties include setting up printers based on instructions from mainframe computer ... Excellent analytical and communication skills.

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Mainframe Data Analyst information

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How much do mainframe data analyst jobs pay per hour?

As of Sep 10, 2026, the average hourly pay for mainframe data analyst in the United States is $47.69, according to ZipRecruiter salary data. Most workers in this role earn between $38.70 and $58.17 per hour, depending on experience, location, and employer.

What is a mainframe data analyst?

A Mainframe Data Analyst is a professional who specializes in analyzing and managing data stored on mainframe computer systems, which are widely used by large organizations for critical applications. They are responsible for extracting, processing, and interpreting large volumes of data, ensuring data integrity, and generating reports to support business decisions. Mainframe Data Analysts often work with legacy programming languages such as COBOL and data management tools specific to mainframes, such as IBM DB2. Their role is crucial in industries like banking, insurance, and government, where mainframe systems remain essential.

What are the key skills and qualifications needed to thrive as a mainframe data analyst?

To thrive as a Mainframe Data Analyst, you need strong analytical skills, expertise in mainframe environments (such as IBM z/OS), and a solid understanding of data management principles, usually supported by a degree in computer science or a related field. Familiarity with tools like COBOL, JCL, DB2, and data analysis software, as well as experience with legacy system migrations or integrations, is typically required. Attention to detail, problem-solving ability, and effective communication are crucial soft skills in this role. These competencies ensure accurate data analysis, efficient system operations, and successful collaboration with cross-functional teams in maintaining and upgrading mainframe systems.

What are some typical challenges faced by a mainframe data analyst, and how can they be managed effectively?

Mainframe Data Analysts often work with legacy systems that may lack comprehensive documentation or use outdated programming languages, making data extraction and interpretation challenging. Staying current with both mainframe technologies and modern analytics tools is essential for effective problem-solving. Collaborating closely with system administrators and business analysts helps ensure data accuracy and relevance. Embracing continuous learning and leveraging mentorship within the team can also help overcome technical hurdles and keep up with evolving business requirements.
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Mainframe Data Analyst jobs near you
Infographic showing various Mainframe Data Analyst job openings in the United States as of September 2026, with employment types broken down into 33% Full Time, and 67% Contract. Highlights an 100% In-person job distribution, with an average salary of $99,199 per year, or $47.7 per hour.

Data Analyst

New York, NY • On-site

Ask IT consulting
IT Services • 51 - 200 employees
Learn more about Ask IT consultingexternal

Contractor

Re-posted 24 days ago

Job description

Job Description

Position: Data Analyst.

Duration: 3+ Years

Location: Brooklyn, New York 11201.

REQ ID: 06022017-2DA

PROJECT SCOPE: NYCERS seeks at minimum two (2) Data Analysts to work with the Information Technology (IT) Division for a period up to 36 months. NYCERS reserves the right to hire the candidate(s) as an employee, at no additional cost, after a period of six (6) months The Data Analyst will primarily be responsible for detailed field level analysis, profiling and mapping of the current IBM zVSE Mainframe VSAM files. The Data Analyst will create and maintain the master data dictionary and mapping to NYCERS mission critical applications and inventory of its components.

The Data Analyst must be available to work a minimum of 40 hours per week.

Justification:

The Data Analyst's role is to create a master Data Dictionary and Source-to-Target mappings for all NYCERS Mainframe fields extant in VSAM files and embedded in COBOL program code. This is critical to establishing the entire universe of Mainframe fields and data currently in use and understanding the nature and purpose of each field for the data profiling/cleansing exercise. NYCERS IT will leverage the Data Dictionary and Source-to-Target mappings in automated processes that retrieve Mainframe data and prepare it for Legacy Replacement initiative and sharing with existing non-mainframe applications.

1. Mandatory Skills: Candidate must meet all the requirements below to be considered for the for this position:

Must have excellent interpersonal, communication, presentation, writing, analytical, problem solving, and information gathering skills along with fundamental technique troubleshooting abilities.

Ability to facilitate sessions and one-on-one meetings with developers and managers, meet deadlines, and work well under pressure.

Minimum of five (5) years of source-to-target data mapping experience in a mixed Mainframe, relational database and object storage environment.

Experience creating data dictionary documentation and data definitions/domains.

Experience mapping/converting VSAM data to SQL databases and object relational databases.

Experience extracting field references and calculated data from COBOL programs.

Understanding of data structures and their relationship to applications.

Ability to work in multiple development environments or systems: IBM Mainframe, Windows Server and SQL Server.

Experience extracting field references from C# and Java application code.

2. Preferred Experience:

Experience with legacy and unstructured data.

Experience with ETL and Data Quality/Profiling tools.

4


Experience extracting business rules from the existing legacy code.

Experience creating automated inventory of mainframe components.

Experience with MS Visual Studio and .NET.

3. Assumptions Regarding Consultant Tasks and Deliverables

The Data Analyst shall provide NYCERS' Data Management with technical expertise for the completion of Data Quality, Data Profiling and Data Cleansing effort as well as NYCERS' ongoing process improvement programs. The following deliverables shall apply:

Participate in identification, inventory, and classification of NYCERS critical data

Work with data SME's to document data quality rules and definitions

Transform business rules into technical specifications to cleanse the data prior to the migration

Provide technical and analytical support to NYCERS data integrity and quality initiatives

Collaborate with data SME's and technical leads in identifying and addressing data quality gaps

Work with IT partners to remediate identified gaps using both manual and automated solutions

Support processes that proactively detect, correct, and prevent invalid data values.

Additional Information

All your information will be kept confidential according to EEO guidelines.

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About Ask IT Consulting

Sourced by ZipRecruiter

Ask IT Consulting, based in Holtsville, NY, US, is a dynamic player in the IT and business solutions industry. Their services portfolio, as outlined on their official website (askitc.com), spans across a broad spectrum which includes IT consulting, talent management, digital and technology solutions. Founded with the goal to provide clients with the highest quality IT services, the company has steadily evolved and expanded as a leading resource, maintaining a powerful presence in the fields of information technology and business solutions alike. Ask IT Consulting believes firmly in its core values, which pivots upon integrity, excellence, respect, commitment, and diversity. As part of its mission, the company strives to deliver innovative and effective solutions for their clients that are tailored to meet their unique needs and objectives.

Industry

It services

Company size

51 - 200 Employees

Headquarters location

Holtsville, NY, US

Year founded

2008

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