Mainframe Consultant – COBOL, DB2, JCL

About the role

Atos is seeking a Mainframe Consultant to design, develop, test and maintain mission‑critical applications on IBM z/OS platforms. You will work closely with business users and cross‑functional teams to translate requirements into robust technical solutions while supporting production environments.

Key responsibilities

• Design, develop, test and maintain COBOL, JCL, DB2 and IMS DB/DC based applications.
• Analyze business requirements and implement technical solutions, including code reviews and unit/integration testing.
• Provide production support, incident handling, root‑cause analysis and performance tuning.
• Manage batch processing, job scheduling and monitoring activities using tools such as Control‑M or CA‑7.
• Collaborate with onsite and remote stakeholders, participate in Agile/Scrum ceremonies and support release management.

Required profile

• Strong experience with IBM Mainframe technologies.
• Hands‑on expertise in COBOL, JCL, DB2 or IMS DB/DC.
• Ability to work in a fast‑paced environment and communicate effectively with business and technical teams.

Required skills

• IBM Mainframe (z/OS) environment
• COBOL
• JCL
• DB2
• IMS DB/DC
• VSAM
• CICS (preferred)
• MQ
• Control‑M / CA‑7 job scheduling
• Endevor, ISPW, File‑AID, SPUFI
• Mainframe modernization and API integration exposure