Senior IT Infrastructure Engineer
Summary
Designs, implements, and maintains AWS cloud infrastructure supporting business applications: migrating systems from on-premises to AWS, securing networks/servers, setting up backup and disaster recovery, building monitoring and observability, and optimizing AWS costs. Core stack is AWS cloud, networking, and systems administration.
Salary: ฿50,000 – ฿60,000 per month
About the role
The Senior IT Infrastructure Engineer will design, implement, and maintain AWS Cloud infrastructure to support business applications and systems. This role encompasses cloud migration, infrastructure security, system monitoring, cost management, and continuous infrastructure improvement. You will ensure infrastructure scalability, high availability, reliability, performance, and security while collaborating with software development and IT teams to support application deployment and reliable system operations.
Key responsibilities
Design, implement, and maintain AWS Cloud infrastructure to support business applications and systems, ensuring scalability, high availability, reliability, performance, and security
Plan and execute cloud migration projects, migrating systems and applications from on-premises infrastructure to AWS Cloud
Assess existing infrastructure, develop migration strategies, and minimize downtime and business disruption
Manage and secure network infrastructure, servers, applications, and cloud environments
Implement security best practices, access controls, firewall rules, backup solutions, and disaster recovery plans
Design and maintain monitoring and observability solutions for system performance, logs, metrics, and alerts
Proactively identify issues, troubleshoot incidents, and optimize system performance and availability
Monitor AWS cloud spending and analyze resource utilization to implement cost optimization strategies
Maintain and optimize IT infrastructure, including servers, networks, cloud resources, and operating systems
Develop and maintain infrastructure documentation, configurations, and operational procedures
About you
Bachelor's degree in Information Technology, Computer Science, Computer Engineering, or a related field
Preferred Age Range: 28–40 years old
Minimum 5 years of experience in IT Infrastructure, Cloud Engineering, System Administration, or related roles
Strong hands-on experience designing, implementing, and managing AWS Cloud infrastructure
Proven experience migrating on-premises systems and applications to cloud environments
Strong knowledge of networking, servers, operating systems, cloud security, backup, and disaster recovery
Experience with system monitoring, log management, metrics, alerting, and performance optimization
Experience managing AWS cloud costs and implementing cost optimization strategies
Strong troubleshooting, analytical, and problem-solving skills
Ability to independently manage infrastructure projects, resolve complex technical issues, and work effectively with cross-functional teams