Md Rayhan Chowdhury
Md. Rayhan Chowdhury
Maintenance & Factory Manager with 15+ years of experience in FMCG, cosmetics, manufacturing, utilities, plant installation, commissioning, preventive maintenance, and team leadership.
Professional Summary
Maintenance & Factory Manager with more than 15 years of experience across FMCG, cosmetics, personal care, compressor manufacturing, refrigerator manufacturing, and utilities operations. Skilled in plant installation, commissioning, preventive and predictive maintenance, breakdown reduction, utility management, and process optimization.
Proven ability to lead large technical teams, coordinate with international suppliers, improve equipment reliability, and maintain compliance with ISO 9001, GMP 22716, HALAL, and industrial safety standards. Focused on delivering operational excellence, minimizing downtime, and improving plant efficiency in high-demand manufacturing environments.
15+
Years of experience in maintenance and factory operations
95%+
Equipment uptime achieved across production lines
20%
Machine breakdown reduction through preventive maintenance
80+
Engineers and technicians led and developed
Core Competencies
A focused blend of maintenance leadership, factory operations, project execution, and utility systems management.
Professional Experience
Sr. Deputy Director – Maintenance & Factory Operations
- Led installation and commissioning of soap, detergent, cosmetics, personal care, and home care production lines.
- Managed utilities including HVAC, boilers, air compressors, generators, WTP, ETP, and VRF systems.
- Achieved 95%+ equipment uptime and reduced machine breakdown by 20% through structured preventive maintenance.
- Supervised and developed a team of 80+ technicians and engineers.
- Coordinated with international suppliers and vendors for troubleshooting, upgrades, and technical problem-solving.
- Ensured compliance with ISO 9001, GMP 22716, HALAL, and safety standards.
Manager – Maintenance (AC Plant)
- Managed maintenance operations for air conditioner manufacturing plant.
- Implemented preventive maintenance schedules, reducing downtime by 10–15%.
- Supervised installation and commissioning of new machinery and production equipment.
- Led troubleshooting of conveyors, boilers, pumps, and mechanical and electrical systems.
- Improved operational efficiency through maintenance planning and team coordination.
Assistant Director – Maintenance & Utility
- Directed installation, commissioning, and maintenance of compressor and refrigeration production lines.
- Led setup of complete manufacturing facilities including assembly lines, utility systems, and process equipment.
- Managed international plant relocation, dismantling, and reinstallation projects.
- Implemented preventive maintenance strategies to improve equipment reliability and reduce downtime.
- Supervised cross-functional teams and delivered large-scale engineering projects.
- Developed and delivered technical training programs to improve workforce performance.
Key Technical Exposure
- Liquid and Powder Filling Systems
- Liquid and Cosmetic Systems
- Printing and Packaging Systems
- Piping and Fabrication
- Vacuum & Helium Leak Testing Systems
- Assembly & Pre-Assembly Lines
- Extrusion Lines
- Thermoforming Machines
- Injection and Blow Machines
- Roll Forming Systems
- HVAC & Chiller Systems
- Boiler & Compressor Utilities
- Fire Protection Systems
- Water Treatment & Effluent Systems
International Experience
- Secop Austria GmbH – Austria: Gained hands-on experience in compressor manufacturing, maintenance systems, and machinery dismantling for international relocation.
- Aspocomp – Finland: Acquired practical knowledge of manufacturing processes, equipment maintenance, and machinery preparation for safe dismantling and shipment.
Education
- MBA in Supply Chain Management – Bangladesh University of Professionals (BUP), 2021 | GPA: 3.65/4
- B.Sc. in Engineering – Fareast International University & IEB, 2018 | GPA: 3.27/4
- Diploma in Mechanical Engineering – Sylhet Polytechnic Institute, 2010 | GPA: 3.28/4
- SSC (VOC) in Mechanical Techonology – Bangladesh Technical Education Bord, 2010 | GPA: 3.64/5
Certifications & Tools
- ISO 9001:2015 & GMP 22716
- Mechanical Drafting
- Compressed Air Generation & Distribution System Design
- AutoCAD, SAP, ERP, Oracle, MS Excel, PowerPoint
- Languages: English (Professional), Bangla (Native)
Selected Project Gallery
Key projects with timeline highlights
Featured Projects
Soap Manufacturing Project
Installation, maintenance support, and operational reliability enhancement for soap production facilities.
Detergent Plant Setup
Plant setup, commissioning support, and utility integration for detergent production operations.
Cosmetics Line Installation
Installation and optimization of cosmetics production line equipment for reliable output and process continuity.
Utility System Optimization
Improvement of utility reliability, maintenance planning, and continuous plant support systems.
Post a Comment