Job Summary: Work on the development, maintenance, and evolution of Mainframe systems using COBOL, performing analysis, implementation, support for critical applications, and technical assistance. Key Highlights: 1. Development and maintenance of Mainframe systems (COBOL) 2. Support for critical applications and proactive troubleshooting 3. Collaboration with multiple teams and technical mentoring of junior professionals **Main Responsibilities:** \- Develop, maintain, and evolve Mainframe systems using COBOL \- Conduct impact analysis and gather technical and functional requirements \- Implement fixes, enhancements, and new features in legacy systems \- Support critical applications, ensuring performance, security, and stability \- Work with batch and online processing \- Manipulate and optimize DB2 databases \- Develop and maintain JCLs, processing routines, and automations \- Analyze and resolve production incidents, proactively performing troubleshooting \- Participate in deployments, integrated testing, and user acceptance testing (UAT) \- Document systems, processes, and technical solutions \- Provide technical support and mentorship to junior professionals, serving as a technical reference \- Collaborate with business units, architecture, QA, and infrastructure teams **Skills:** **Technical Skills:** \- COBOL \- JCL \- CICS \- TSO \- VSAM \- FTP \- DB2 **Behavioral Skills:** \- Self-management \- Effective communication \- Customer service orientation \- Empathy \- Ownership mindset \- Commitment \- Sense of urgency **Methodologies:** \- Scrum **Work Model:** \- Hybrid (3 days per week onsite in Santo Amaro – São Paulo / SP) Employment Type: Full-time, Permanent CLT contract Compensation: R$15\.000,00 \- R$19\.900,00 per month Benefits: * Health insurance * Education allowance * Commercial partnerships and discounts * Food allowance * Meal voucher * Transportation voucher Work Location: Hybrid remote work for São Paulo, SP