About us At TOPPAN Security, our mission is to shape a meaningful, technology-driven future by being a global leader in mission-critical identity and payment technologies. We serve as the international development arm of the TOPPAN Group in the security domain founded in 1900. TOPPAN is a trusted Japanese brand renowned for its commitment to exceptional quality. Building on this legacy, we combine bold ideas, deep sector expertise, and collaborative intelligence to deliver secure, future-ready solutions. Our culture is grounded in four core values: agility, ownership, resilience, and a sense of fun. We move fast, lead with accountability, grow through challenges, and bring positive energy into everything we do. Join us and be part of a global, collaborative team where trust and innovation drive everything we do. About the role We are seeking an experienced IT Infrastructure Engineer with strong expertise in networking to join our team. You will be responsible for designing, deploying, securing, and maintaining our IT infrastructure, ensuring reliability, scalability, and high performance across the organization. This role involves both hands-on technical support and infrastructure engineering, with a focus on network security, systems management, and end-user support. Key responsibilities: • Installing and configuring employees' computer systems, desktops, laptops, mobile devices, software, backup, network infrastructure, and other IT devices. • Configure and manage firewalls, VPNs, IDS/IPS, load balancers to ensure high availability and secure access. • Manage and support servers (Windows/Linux), virtualization platforms (VMware/Hyper-V), and storage systems. • Diagnose and troubleshoot software, networking, or hardware issues. • Monitor and manage the backups, antivirus, and email security. • Work closely with corporate IT teams to deploy new technologies and services. • Maintain accurate records of support activities. Requirements: • Bachelor’s degree in Information Technology, Computer Science, or a related field, or equivalent work experience. • Minimum of 5 years of experience in desktop support or a similar technical support role. • Experience with security tools (firewalls, endpoint protection, ZTNA, MFA). • Knowledge of M365, Manage Engine, Active Directory, Group Policy, and other Windows Server roles and features. • Knowledge of security best practices and compliance standards. • Ability to work independently and as part of a team. TOPPAN is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, gender, sexual orientation, age, color, religion, national origin, veteran status, or disability.