**We are looking for a COBOL Developer!** If you have experience with **IBM z/OS Mainframe** and are seeking a **100% on-site** role in **Tlalpan (Periférico Sur)**, this opportunity is for you. **Location:** Tlalpan, Perisur, Mexico City, On-site **Salary:** Base Pay + Social Security Contributions **Key Requirements** * Proven experience in **COBOL** on **IBM z/OS** * Solid knowledge of **CICS, JCL, and DB2** * Proficiency with version control tools * Ability to analyze, troubleshoot, and support critical systems * (Desirable) Integration with **SAP** and **REST APIs** Job Type: Full-time Salary: $34,000.00 – $35,000.00 per month Workplace: On-site employment