Tata Consultancy Services

Mainframe Developer

Tata Consultancy Services$140K — $160K *
Plano, TX 75025In-Person
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 5-7 years of experience with mainframe technologies
  • Proficient in COBOL, JCL, DB2, and VSAM
  • Preferred expertise in IBM AS400/iSeries
  • Familiarity with batch processing and job scheduling
  • Strong troubleshooting and problem-solving capabilities
  • Experience in development and production support
  • Good communication and collaboration skills

Responsibilities

  • Develop and maintain applications on mainframe and AS400 environments
  • Write and support COBOL, JCL, DB2, CL, and RPG programs
  • Analyze business needs and develop technical solutions
  • Perform debugging, testing, and provide production support
  • Manage batch jobs, file processing, and data integration tasks
  • Collaborate with teams including business analysts and testers
  • Support upgrades, tune performance, and resolve incidents
  • Document technical designs and support procedures

Benefits

  • Health, dental, and vision insurance
  • 401(k) retirement plan
  • Paid time off and holidays
  • Flexible work schedule
  • Ongoing training opportunities
Full Job Description
Must Have Technical/Functional Skills

We are seeking a skilled Mainframe and AS400 Developer to design, develop, maintain, and support enterprise applications running on mainframe and IBM AS400/iSeries platforms. The ideal candidate will have strong experience in COBOL, JCL, DB2, CL, RPG, and related legacy technologies, along with the ability to troubleshoot production issues and support business-critical systems.

Key Responsibilities
• Develop, enhance, and maintain applications on mainframe and AS400 (preferred) environments.
• Write and support programs using COBOL, JCL, DB2, CL, RPG, and related tools.
• Analyze business requirements and translate them into technical solutions.
• Perform debugging, testing, and production support for existing systems.
• Work with batch jobs, file processing, and data integration processes.
• Collaborate with business analysts, testers, and infrastructure teams.
• Support system upgrades, performance tuning, and incident resolution.
• Document technical designs, code changes, and support procedures.

Required Skills and Experience
• Strong hands-on experience with mainframe technologies.
• Proficiency in COBOL, JCL, DB2, and VSAM.
• Experience with IBM AS400/iSeries technologies preferred.
• Knowledge of batch processing, job scheduling, and file transfer processes.
• Strong troubleshooting and problem-solving skills.
• Ability to work in production support and development environments.
• Good communication and teamwork skills.

Salary Range: $140,000 to $160,000 per year

About Tata Consultancy Services

Tata Consultancy Services (TCS) is an Indian multinational information technology (IT) services and consulting company, headquartered in Mumbai, Maharashtra, India. It is a subsidiary of Tata Group and operates in 149 locations across 46 countries. TCS is the largest Indian company by market capitalization and is ranked 11th on the Forbes Global 2000 list of the world's biggest public companies. TCS is also the second-largest IT services company in the world by revenue and the largest employer of women in India. The company provides services in areas including IT, consulting, and business solutions.
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