Cloud Architect (Infra)(DSC|SN)

ST ENGINEERING INFO-SECURITY PTE. LTD.; Singapore; On-site; SGD 180,000 - 280,000; Full time

Job summary

ST Engineering is seeking a Senior Cloud Architect to design, implement, and maintain private cloud infrastructure aligned with security and business needs. You will lead cloud architecture strategies, ensure high availability and disaster recovery, and collaborate with cross‑functional teams to integrate private cloud solutions across environments.

We value 8+ years in IT infrastructure, strong VMware/Nutanix experience, and solid networking and security knowledge to drive scalable, secure

Qualifications

• 8+ years of IT infrastructure experience, with focus on cloud architectures.
• Proven design and deployment of private cloud solutions (e.g., VMware, Nutanix).
• Solid understanding of networking, virtualization, storage, and security principles.

Responsibilities

• Design, implement, and maintain private cloud infrastructure to meet business and security requirements.
• Develop cloud architecture strategies aligned with organizational goals and compliance standards.
• Collaborate with cross‑functional teams to integrate private cloud solutions with existing systems.
• Ensure high availability, scalability, and disaster recovery within the private cloud environment.
• Define and enforce governance, security, and operational best practices for private cloud deployments.
• Conduct performance tuning, capacity planning, and cost optimization for private cloud resources.
• Provide technical leadership and mentorship to engineering teams on cloud technologies and architecture.
• Stay updated on emerging private cloud technologies and recommend improvements to existing infrastructure.

Skills

Cloud architecture

Private cloud

VMware

Nutanix

Networking

Security

Leadership

Scripting & automation

Tools

VMware vSphere

Nutanix

KVM

AHV

Terraform

Ansible

vRealize Automation

Prometheus

Grafana

Job description

ST Engineeringis a global technology, defence and engineering group with offices across Asia, Europe, the Middle East and the U.S., serving customers in more than 100 countries. The Group uses technology and innovation to solve real‑world problems and improve lives through its diverse portfolio of businesses across the aerospace, smart city, defence and public security segments. Headquartered in Singapore, ST Engineering ranks among the largest companies listed on the Singapore Exchange.

Join our Cyber Team

We are an industry leader in cybersecurity with over two decades of experience, we deliver a holistic suite of trusted cybersecurity solutions to empower cyber‑resilience for government and ministries, critical infrastructure, and commercial enterprises. Backed by our indigenous capabilities and deep domain expertise, we offer robust cyber‑secure products and services in cryptography, cybersecurity engineering, digital authentication, SCADA protection, audit and compliance. We specialise in the design and build of security operations centres for cybersecurity professionals and provide managed security services to strengthen the cybersecurity posture of our government and enterprise customers.

Responsibilities

• Design, implement, and maintain private cloud infrastructure to meet business and security requirements.
• Develop cloud architecture strategies aligned with organizational goals and compliance standards.
• Collaborate with cross‑functional teams to integrate private cloud solutions with existing systems.
• Ensure high availability, scalability, and disaster recovery capabilities within the private cloud environment.
• Define and enforce governance, security, and operational best practices for private cloud deployments.
• Conduct performance tuning, capacity planning, and cost optimization for private cloud resources.
• Provide technical leadership and mentorship to engineering teams on cloud technologies and architecture.
• Stay updated on emerging private cloud technologies and recommend improvements to existing infrastructure.

Qualifications

• 8+ years of experience in IT infrastructure, with at least 4 years in cloud architecture roles.
• Proven experience in designing and deploying private cloud solutions (e.g., VMware, Nutanix).
• Strong understanding of networking, virtualization, storage, and security principles.
• Excellent problem‑solving skills and ability to work in a fast‑paced environment.
• Strong communication and stakeholder management skills.

Technical Expertise

• Private Cloud Platforms: VMware vSphere, Nutanix.
• Virtualization Technologies: KVM, AHV.
• Networking: SDN, VLAN, VPN, Load Balancing.
• Storage Solutions: SAN, NAS, Object Storage.
• Automation & Orchestration: Ansible, Terraform, vRealize Automation.
• Operating Systems: Linux (RHEL, Ubuntu).
• Security & Compliance: Identity and Access Management, Encryption, Regulatory Compliance (ISO, GDPR).
• Monitoring & Performance Tools: Prometheus, Grafana, vRealize Operations.
• Scripting & Programming: Python, Bash.

Find out more: https://www.stengg.com/cybersecurity

ST Engineering believes in fostering a culture where team members are encouraged to overcome challenges, explore new ideas, and work together to succeed. We value individuals who are determined to push beyond the boundaries, and have a thirst for knowledge, continuous learning, and self‑improvement.