Senior Engineer

Overview

AST is seeking an experienced Manufacturing Execution Systems (MES) Engineer to design, implement,

and optimize MES solutions within a high-volume electronics manufacturing environment. This role will

primarily support AST’s manufacturing operations in Singapore and collaborate closely with the Toppan

DI team to ensure stable, reliable MES operations, continuous system enhancements, and long-term

platform improvements.

The position will also be responsible for providing centralized MES support from Singapore to

manufacturing sites worldwide, delivering remote technical support and operational assistance to global

factories where local MES resources are not available.

Role Responsibilities

• Design, develop, and implement Manufacturing Execution System (MES) solutions tailored to
• optimize production processes, streamline workflows, and enhance overall manufacturing
• productivity
• Continuously evaluate and improve MES functionalities to support evolving manufacturing
• requirements, ensuring high system availability and minimal operational disruption
• Develop, manage, and maintain comprehensive reports and dashboards to track production
• performance and key manufacturing KPIs
• Lead MES initiatives and projects end-to-end, including scope definition, scheduling, execution, and
• regular stakeholder communication
• Monitor MES performance proactively, identify potential risks or system issues, and implement
• preventive actions to reduce unplanned downtime
• Perform regular MES system maintenance, troubleshoot software and hardware issues, and ensure
• optimal system performance and reliability
• Collaborate closely with manufacturing, engineering, and IT teams to identify opportunities for MES enhancements aligned with long-term operational and business objectives
• Provide remote MES support from Singapore for global manufacturing sites in the absence of local factory presence
• Lead MES system deployment, configuration, customization, and version upgrades
• Provide technical leadership in system troubleshooting, root cause analysis, and performance optimization
• Integrate MES with ERP, SCADA, automation equipment, and enterprise IT systems to enable seamless data flow and manufacturing visibility
• Drive manufacturing process improvements, lean initiatives, and adoption of Industry 4.0 and smart manufacturing solutions
• Develop and maintain standard operating procedures (SOPs), technical documentation, and deliver end-user training
• Ensure MES data integrity, cybersecurity standards, and compliance with applicable regulatory and corporate requirements

Professional Qualifications:

• Bachelor’s degree in engineering, Manufacturing, Computer Science, Information Systems, or a related discipline
• Strong proficiency in Python, with additional knowledge of Java or C# considered an advantage
• Experience in database management and maintenance, including Oracle, DB2, MSSQL, and MySQL
• Proven track record of MES system development, integration, deployment, and optimization in a manufacturing environment
• In-depth knowledge of MES modules, Oracle databases, and system integration architectures
• Familiarity with manufacturing processes, enterprise system integration, and Industry 4.0 / smart manufacturing concepts
• Highly motivated self-starter with strong critical thinking, problem-solving, and analytical skills
• Excellent communication, coordination, and stakeholder management abilities, with the capability to work independently and manage multiple priorities in a fast-paced environment
• Reliable, accountable, and results-driven, with a strong sense of ownership and commitment to achieving objectives