OT Infrastructure Engineer/ Senior

wuxi biologics biopharmaceuticals singapore private limited; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

wuxi biopharmaceuticals singapore private limited is seeking an experienced OT Network Infrastructure Engineer to deliver and validate the OT network for the Singapore site and overseas manufacturing locations. You will design, implement, and integrate virtualization platforms, backup systems, and automation tools while coordinating vendor activities.

You will collaborate with project management, validation teams, and information security to ensure compliant, secure, and scalable OT

Qualifications

• Bachelor's degree in a related discipline is required.
• 5–8 years in network infrastructure project implementation or manufacturing site operations.
• Experience with virtualization technologies (Nutanix, VMware, Hyper-V).
• Strong network architecture, security, and Windows Server familiarity.
• CSV familiarity and knowledge of cGMP for biopharma is desired.

Responsibilities

• Deliver OT network infrastructure for Singapore and overseas sites, following project plans.
• Design, implement, integrate OT infra, backups, and automation support tools; manage vendors.
• Support data center construction, ELV deployment, and validation prerequisites.
• Collaborate on qualification/validation activities and SOPs for OT systems.
• Assist in network integration of manufacturing/automation systems and testing.
• Work with information security to meet security controls and compliance.
• Continuous operational optimization of OT infra, including account management and data backup.
• Provide technical training to Manufacturing, Quality, and site Engineering teams.

Skills

Nutanix

VMware

Hyper-V

TCP/IP

Routing & Switching

Firewalls

AD domain integration

Windows Server

DCS/PLC knowledge

OSI PI / InfluxDB

Education

Bachelor's degree in Computer Science, Automation, Information Management, Electrical Engineering, or related discipline

Tools

ELV systems

Job description

Responsibilities :

• Support the delivery of OT network infrastructure for the Singapore site and other overseas manufacturing sites. Collaborate with project managers and other project engineers, follow project plans and management requirements, and report progress to the project team.
• Be responsible for the design, implementation and integration of OT infrastructure, including Nutanix and VMware virtualization platforms, backup systems, and automation infrastructure support tools such as time synchronization, email relay, file synchronization, remote access, logging tools and ThinManager. Manage vendor activities and ensure high-quality acceptance of related equipment and services.
• Participate in data center construction and ELV (extra-low-voltage) system deployment and operation. Interface with AIS and design teams, define requirements, participate in acceptance and qualification activities, and ensure that OT infrastructure meets implementation and validation prerequisites.
• Be responsible for qualification and validation of OT infrastructure. Work with the validation team to complete quality qualification and release activities, including URS preparation, design/configuration input, validation test protocol input, validation test execution, document approval clarification and follow-up. Support preparation of operation and maintenance SOPs.
• Support network integration of manufacturing and automation systems, including network connectivity, domain account management, time synchronization, data backup and other computerized services, as well as related testing and validation.
• Collaborate with the information security team to ensure that infrastructure design and implementation comply with information security requirements.
• Establish and implement continuous operational optimization for OT infrastructure, including computer and account management, automation integration, service optimization, data collection and backup, and security auditing.
• Provide technical training to Manufacturing, Quality and site Engineering teams to improve team members' OT network system operation skills.

Requirement :

• Bachelor's degree in Computer Science, Automation, Information Management, Electrical Engineering, or a related discipline.
• 5 - 8 years of experience in network infrastructure project implementation or manufacturing site operations, with the ability to work independently.
• Extensive hands-on experience with virtualization technologies, including Nutanix, VMware and Hyper-V.
• Strong network architecture and engineering capabilities, including TCP/IP, routing and switching, firewalls, information security and Active Directory domain integration. Hands-on experience with Microsoft Windows Server platforms and familiarity with ELV systems.
• Experience in the implementation or operation and maintenance of backup systems.
• Strong infrastructure engineering capabilities, with experience in systematic infrastructure design, delivery, and operation and maintenance in the biotechnology or pharmaceutical industry.
• Ability to prepare technical documentation, including design documents, test documents, SOPs and policy/guideline documents.
• Familiarity with computerized system validation (CSV) and understanding of cGMP requirements, particularly for biopharmaceutical manufacturing and automation systems.
• Understanding of information security frameworks and common security controls.
• Knowledge of manufacturing control systems such as DCS and PLC, and real-time/historian database systems such as OSI PI and InfluxDB, is preferred.
• Fast learner with the ability to work under pressure, manage multiple tasks in a project environment, and demonstrate strong communication and collaboration skills.