Devi Kishore Marisarla

CEMEX and HFSinclair project

Managed task list for preventive maintenance and services efficiently. Planned single-cycle maintenance to optimize resources and minimize downtime. Developed time-based and performance-based maintenance strategies for enhanced reliability. Executed condition-based maintenance planning to address specific equipment needs.

Development of various strategy-focused plans, task lists aligned with client requirements.

Executed functional testing, including user acceptance, integration, and regression testing. Documented testing procedures to ensure clarity and reproducibility. Performed comprehensive UAT to validate system functionality against requirements. Conducted integration testing to verify interactions between components.

Oversee JIRA process, TR creation, and release management for all incidents raised in SAP PM/QM.

Conducting unit testing and integration testing.

Developed End User Manuals and delivered training sessions to end users.

• Project: NNPC Oil Corporation
• Facilitated EAM requirement gathering, preparation of functional specifications, unit testing, integration testing, and final deployment of solution.
• Educate users on new functionality integrated into system.
• Structuring & Managing Technical Assets: Function location, Equipment, Measuring Point Counters, etc.
• Executed proactive, preventive, predictive, turnaround, and reactive maintenance strategies.
• Organized master data configuration for function location, equipment, planner groups, user status, status management, catalog profiles, work centers, class and characteristics, notifications, and work orders in SAP S/4 HANA 2021.
• Utilized SAP Cloud ALM tool for executing integration testing and documenting defects linked to other modules such as MM, FICO, & QM.
• Analyzed KPIs of SAP Fiori, including work center utilization, work order scheduling, and technical object breakdown.

• Project: Astron Energy Initiative
• Participated in workshops to enhance understanding of business processes.
• Conducted requirement gathering sessions with business team
• Development of Functional Specification.
• Collaborated with Technical team on Z-Reports (KPI Reports) including Workorder Schedule Compliance, KPI Accountability, MTTR-MTBF Bad Actor Report, Development and Testing.
• Develop Workflow Functionality in Fiori 1709 & 2021.
• Developed System demo focusing on Preventive, Corrective, Breakdown, Calibration Process.
• Conducting unit testing and integration testing.
• Compiled End User Manuals and delivered training sessions to end users.
• Oversee entire CHARM process, including TR creation and release for all incidents raised in SAP EAM.
• Resolved high-impact incidents affecting business processes within SLA time
• Developed Third Party Viziya Work Align Scheduler integrated with SAP Plant Maintenance, enhancing PM capabilities

• Project: Southern California Edison (SCE) initiative
• Conducted EAM requirement gathering, developed Functional specifications, executed unit testing, performed integration testing, and finalized solution deployment.
• Facilitate knowledge transfer to users regarding new functionality integrated into system.
• Structuring and managing technical assets: Function location, equipment, measuring point counters, etc.
• Executed proactive maintenance strategies to enhance equipment performance. Conducted preventive and predictive maintenance to minimize downtime. Managed turnaround maintenance projects to ensure timely completion. Responded to reactive maintenance requests promptly to maintain operational efficiency.
• Structured master data including function location, equipment, planner groups, user status, status management, catalog profiles, work centers, class & characteristics, notifications, and work orders in SAP S/4 HANA 2021.
• Utilized SAP Cloud ALM tool for executing integration testing and documenting defects related to other modules such as MM, FICO, and QM.
• Analyzed KPIs of SAP Fiori, including work center utilization, work order scheduling, and technical object breakdown.