Mainframe Developer Waltham

Ensure 24x7 production stability of mainframe systems supporting CIS, Billing, and Meter to Cash processes

Lead incident, problem, and major incident management, including root cause analysis and corrective actions

Govern batch processing cycles, ensuring timely and accurate billing and downstream processing

Oversee change and release management, ensuring production readiness and risk mitigation

Monitor and report on service SLAsSLOs, availability, and operational KPIs

Coordinate with infrastructure, security, vendor, and application teams to resolve issues and improve service quality

Support audit, compliance, and regulatory requirements, including SOX controls and evidence preparation

Identify and drive continuous service improvements, including automation, stability, and cost optimization

5-8 years of experience in mainframe production support, service management, or operations roles

Prior experience supporting regulated environments, preferably utilities (electric, gas)

Strong understanding of IBM Mainframe (zOS) environments

Hands on exposure to: CICS, DB2, IMS, Batch scheduling and job control (JCL), COBOL, PLI, Assembler (read & review capability)

Experience managing 24x7 production support and critical batch cycles

Solid knowledge of ITIL-based service management processes

Requirements:

Own and manage the end to end service lifecycle for assigned mainframe applications and platforms