Application Support – Mainframe

Our client is a rapidly growing automation-led service provider specializing in IT business process outsourcing (BPO) and consulting services. With a strong focus on digital transformation cloud solutions and AI-driven automation they help businesses optimize operations and enhance customer experiences. Backed by a global workforce of over 32000 employees our client fosters a culture of innovation collaboration and continuous learning making it an exciting environment for professionals looking to advance their careers.

Committed to excellence our client serves 31 Fortune 500 companies across industries such as financial services healthcare and manufacturing. Their approach is driven by the Automate Everything Cloudify Everything and Transform Customer Experiences strategy ensuring they stay ahead in an evolving digital landscape.

As a company that values growth and professional development our client offers global career opportunities a dynamic work environment and exposure to high-impact projects. With 54 offices worldwide and a presence in 39 delivery centers across 28 countries employees benefit from an international network of expertise and innovation. Their commitment to a customer success first and always philosophy ensures a rewarding and forward-thinking workplace for driven professionals.

We are currently searching for a Mainframe Application Support Engineer (z/OS / COBOL):

Responsibilities

• Provide application support for mainframe-based systems running on IBM z/OS.
• Support and maintain COBOL applications ensuring stability and performance.
• Manage and troubleshoot batch jobs using JCL including scheduling and execution issues.
• Work with mainframe subsystems such as CICS DB2 IMS and MQ to resolve application incidents.
• Analyze and resolve database-related issues in IBM DB2 environments.
• Use REXX scripts for automation and operational support when required.

Requirements

• Strong understanding of IBM z/OS operating system and architecture.
• Proficiency in COBOL for application support.
• Hands-on experience with JCL for batch processing and job scheduling.
• Knowledge of mainframe subsystems: CICS DB2 IMS and MQ.
• Experience working with IBM DB2 databases including SQL queries and basic performance tuning.
• Familiarity with REXX scripting for automation and support tasks.

Languages

• Advanced Oral English.
• Native Spanish.

Note:

• Fully remote.

If you meet these qualifications and are pursuing new challenges start your application on our website to join an award-winning employer. Explore all our job openings Sequoia Careers Page:
Mainframe Application Support z/OS COBOL JCL CICS DB2 IMS MQ REXX Batch Processing

Requirements:

• Strong understanding of IBM z/OS operating system and architecture.
• Proficiency in COBOL for application support.
• Hands-on experience with JCL for batch processing and job scheduling.
• Knowledge of mainframe subsystems: CICS DB2 IMS and MQ.
• Experience working with IBM DB2 databases including SQL queries and basic performance tuning.
• Familiarity with REXX scripting for automation and support tasks.