System Engineer (Infrastructure, Cloud & DevOps)

Assuritz Infosec; Singapore; On-site; SGD 90,000 - 120,000; Full time

Job summary

Assuritz Infosec seeks a hands-on System Engineer to design, implement, and commission enterprise systems while maintaining high availability of existing infrastructure.

You will help build an ICT stack, support application teams, and participate in migrating systems to Kubernetes with modern DevOps tools such as Ansible. Expect on‑call duties and thorough documentation of architectures.

Qualifications

• 3–5 years of hands-on experience in system engineering, infrastructure administration, or data centre operations.
• Proficiency in at least 5 core technical skill sets listed in Core Technical Competencies.

Responsibilities

• Design, deploy, and commission new systems and ICT infrastructure stacks.
• Perform routine and preventive maintenance, OS patching, upgrades, and troubleshooting.

Skills

Cloud & virtualization

Windows Server administration

Database administration

Backup & recovery

Networking & security

Data centre operations

Architecture & documentation

DevOps & modernization

Tools

Ansible

Kubernetes

Commvault

Azure Stack Hub

Job description

About the Role

We are seeking a hands-on, versatile System Engineer to drive the design, implementation, and commissioning of new enterprise systems, as well as ensure the high availability and maintenance of existing infrastructure.

In this role, you will be instrumental in building out a full ICT infrastructure stack and supporting application teams with integration and system maintenance. You will also play a key role in our upcoming infrastructure evolution, planning and assisting in the migration of systems to a Kubernetes platform for project turnkey.

Key Responsibilities

• Infrastructure Design & Deployment: Manage, configure, and commission new systems, virtualization environments, and comprehensive ICT infrastructure stacks.
• System Operations & Maintenance: Handle routine and preventive maintenance, system upgrades, OS patching, and end-to-end troubleshooting.
• Application & Team Support: Collaborate with application development teams to facilitate seamless system integrations, application/database installation, configurations & management, and backup operations.
• Migration & DevOps Initiative: Plan, assist, and execute the upcoming system migration to a Kubernetes platform leveraging modern DevOps and automation tools (e.g., Ansible).
• Incident Management & Standby: Participate in 24/7 on call/standby arrangements to respond to critical system faults on-site, troubleshoot issues, and communicate effectively with stakeholders.
• Documentation & Architecture: Produce comprehensive system documentation and propose robust system architectures to meet evolving requirements.

Experience

• 3 to 5 years of hands‑on professional experience in system engineering, infrastructure administration, or data centre operations.
• Proficiency in at least 5 or more of the core technical skill sets listed below.

Core Technical Competencies

• Cloud & Virtualization: Hands‑on experience with Azure Stack Hub (VM configuration, deployment, and core services such as NSGs, Load Balancers, Virtual Images, and Storage).
• Windows Server Administration: Advanced expertise in server configuration, Windows Domain Administration, Microsoft Failover Clustering, Windows RDS Architecture, GPO, OS hardening, patching, and upgrading.
• Database Administration: Configuration, upgrading, hardening, and administration of Databases.
• Backup & Recovery: Configuration and management of backup solutions utilizing Commvault.
• Networking & Security: Strong grasp of core networking concepts, network security design/implementation, system security concepts, and SSL certificate management.
• Data centre Operations: Ground‑level, physical, and virtual hands‑on work with data centre VMs and hardware.
• Architecture & Documentation: Ability to analyse system requirements, propose sound technical architectures, and produce clear system documentation.
• DevOps & Modernization: Practical knowledge and experience in DevOps operations, automation using Ansible, and exposure to containerization/Kubernetes.

Soft Skills & Working Arrangements

• Problem‑Solving & Agility: Strong troubleshooting skills with a methodical approach to system faults and preventative maintenance.
• Communication: Excellent stakeholder management and communication skills for explaining technical faults and updates to non‑technical users.
• Availability: Willingness to support 24/7 on call/stand‑by arrangements for critical on‑site fault resolution.