SENIOR / PRINCIPAL SYSTEMS ENGINEER (SERVICE DELIVERY), Singapore

We are seeking a proactive and skilled Systems Engineer to join our Service Delivery team. You will be responsible for the deployment of Linux-based applications, systems and related infrastructure for our projects and customers. This role requires strong technical implementation and troubleshooting skills, a collaborative mindset, and a commitment to deliver high-quality solutions in a dynamic environment.
Responsibilities Deploy, configure, and maintain Linux systems (RHEL, CentOS, Ubuntu) for new and existing projects. Gather technical requirements and recommend appropriate solutions to meet customer needs. Perform system installations, testing, solution verification, and fault escalation as needed. Diagnose, isolate, and resolve technical issues at both hardware and software levels. Apply patches and fixes for hardware and software problems. Execute assigned tasks with responsibility, including after-hours work when required to meet deadlines. Ensure timely follow-up and resolution of issues to achieve customer satisfaction and maintain high quality standards. Travel to customer sites for onsite implementation and support as required (including possible overseas travel). Collaborate effectively within a team-oriented, fast-paced environment. Continuously learn and adopt new technologies and best practices. Perform other related duties as assigned. Must-Have Skills Hands-on experience with Linux operating systems (RHEL, CentOS, Ubuntu). Experience with virtualization platforms (KVM, Proxmox, VMware). Proficiency in Linux shell, Bash, or Python scripting. Strong teamwork, communication, and problem-solving skills. Proactive, 'can-do' attitude with a sense of ownership and accountability. Willingness to learn and adapt to new technologies. Good-to-Have Skills Experience in system design, automation, upgrades, and troubleshooting. Familiarity with HA clustering, HA Proxy, BIND DNS, Apache, Nginx, LDAP, SMTP, NTP, NFS, SNMP, PRTG, etc. Experience with cloud platforms (AWS, GCP, Azure). Knowledge of databases (MySQL, MariaDB, PostgreSQL). Understanding of networking, security best practices, and technologies (switching, routing, firewall, VLAN, TCP/IP). Experience with OS/application security hardening. Familiarity with containerization (Docker, Docker Swarm, Kubernetes preferred). Experience in backup/recovery, monitoring, capacity planning, version control, and security standards. Requirements Diploma/Bachelor's degree in Engineering (Computer/Telecommunications), Computer Science, Information Technology, or a related technical field. Minimum 3-5 years of Technical Work Experience in the IT/Telecom industry. Strong communication skills for troubleshooting, gathering requirements, and recommending solutions. Proven experience in systems engineering, systems administration, network administration, or software engineering.