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    Engineering Intern - PLC & Control Systems

    ESSHIN Electrotech Pte. Ltd.

    Singapore, SingaporeInternship21 Jul 2026

    About this internship

    About the Role We are seeking motivated and enthusiastic Engineering Interns to join our Automation & Control Systems team. This internship provides practical exposure to PLC programming, industrial control systems, networking, and engineering documentation. The successful candidate will work alongside experienced engineers on real-world automation projects. Key Responsibilities ·      Assist in PLC programming, testing, and debugging under the guidance of senior engineers. ·      Support software development using C++ , Python , and IEC 61131-3 programming standards. ·      Prepare and maintain control system documentation, including Functional Design Specifications (FDS), I/O lists, software documentation, operating manuals, and test reports. ·      Assist in industrial Ethernet and control network configuration, testing, and troubleshooting. ·      Perform network testing and document communication results for PLC, HMI, SCADA, and field devices. ·      Support Factory Acceptance Testing (FAT), Site Acceptance Testing (SAT), and commissioning activities where applicable. ·      Maintain engineering records, revision control, and project documentation. ·      Collaborate with multidisciplinary engineering teams to support project execution. ·      Follow company quality procedures and safety standards. Qualifications ·      Diploma or Bachelor’s Degree in: o  Electronics Engineering o  Electrical Engineering o  Computer Engineering o  Mechatronics Engineering o  Automation & Control Engineering o  Computer Science or related engineering discipline ·      Final-year students or fresh graduates are encouraged to apply. Required Skills ·      Basic knowledge of PLC programming concepts. ·      Familiarity with IEC 61131-3 programming languages (Ladder Diagram, Function Block Diagram, Structured Text, etc.). ·      Basic programming knowledge in C++ and/or Python . ·      Understanding of industrial communication protocols and networking fundamentals. ·      Ability to prepare technical documentation. ·      Good analytical and problem-solving skills. ·      Strong communication and teamwork abilities. ·      Proficiency in Microsoft Office applications. Preferred Skills ·      Exposure to PLC platforms such as Siemens, Schneider Electric, Rockwell, Beckhoff, Mitsubishi, Omron, or Codesys. ·      Basic knowledge of HMI, SCADA, and industrial automation systems. ·      Familiarity with Modbus, Profinet, EtherNet/IP, OPC UA, or similar industrial communication protocols. ·      Understanding of software version control is an advantage. What You Will Gain ·      Hands-on experience in industrial automation and PLC programming. ·      Exposure to international automation standards and engineering practices. ·      Experience with industrial networking and control system integration. ·      Practical knowledge of engineering documentation and testing procedures. ·      Mentorship from experienced automation engineers. ·      Opportunity for full-time employment based on performance. Internship Benefits ·      Competitive internship allowance. ·      Structured technical training and mentoring. ·      Hands-on experience with real industrial automation projects. ·      Internship completion certificate. ·      Potential conversion to a permanent Engineering position based on performance.