Position Summary- Responsible of managing and operating on-premise IT infrastructure- Perform day to day IT support for internal office- Responsible of managing, maintaining, and ensuring office IT infrastructure security and policy- Identification of security vulnerabilities and assist in the formulation of mitigation plans- Perform troubleshooting for on-premise infrastructure such as firewall, proxy, network, server, etc- Support IT security audit- Perform and evaluate Physical and IT infrastructure security- Work with global Samsung security team to ensure policy applied and maintained within the officeRole and Responsibilities- Linux+ Familiar and proficient work using Linux environment- Network+ Understand and have knowledge of networking concept Routing, Subneting, VLAN, Layer 2 and Layer 3 Network Protocols+ Familiar or have knowledge in Cisco, OSI Layer, Mikrotik, etc+ Advanced knowledge of networking protocols - TCP/IP, DNS, SMTP, BGP+ Experience in all technical aspects of Network Security Engineering- IT & Infra Security+ Understand and have deep knowledge of IT security process and analysis+ Familiar or have knowledge in IT security tools- Policy Management+ Understand and have knowledge in implementing and managing office policy- Language+ Proficient in English both speaking and writing- Minimum 1 years experience in IT & Infra security role- Bachelor's degree in Computer Science, Software Engineering, Information System or related discipline, or equivalent work experience is requiredSkills and Qualifications- Develops professional expertise by complying with company policies and procedures- Works on problems of moderate scope where analyzing situations or data requires a review on various factors- Exercises judgment within defined procedures and practices to determine appropriate action- Normally receives general instructions on routine work with detailed instructions on new projects or assignments- Generally requires a bachelor's degree with a minimum 3 years related experience, or advanced degree without experience