Site Reliability Engineer (AD Level)

IO Tech Solutions Limited · Hong Kong · posted today ago

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About this role

Position Overview

We are seeking an experienced Support Analyst responsible for the operational ownership of build and shared services, including monitoring, SRE (Site Reliability Engineering), and the stability and performance of critical systems.

Key Responsibilities

Monitor and support SRE operations to ensure reliability, availability, and performance of production systems.
Build, enhance, and maintain monitoring solutions using:
- ITRS Geneos
- Prometheus
- Victoria-Metrics
- Elasticsearch
- Grafana
Design and maintain alerting rules, dashboards, and observability pipelines.
Troubleshoot Linux servers (RHEL 7/8/9), including:
- upgrades, configuration changes, patching, and maintenance
- assessing monitoring needs for system changes
Perform log analysis and fault finding to identify and resolve performance exceptions.
Collaborate with engineering, application, and infrastructure teams to improve:
- resilience, stability, security, efficiency, and scalability
Participate in on-call rotations, including off-hours and weekend support.
Support Disaster Recovery (DR) and Business Continuity Planning (BCP) drills.
Stay current with modern monitoring/SRE tools and practices, and continuously drive improvements.

Requirements

Bachelor's degree in Computer Science / Engineering.
8–10 years of IT experience, preferably within an investment bank or similar environment.
Strong hands-on experience with monitoring and observability platforms, including:
- ITRS Geneos
- Prometheus
- Victoria-Metrics
- Elasticsearch
- Grafana
- Kibana
Hands-on experience building and operating Prometheus pipelines, including:
- exporters
- scraping configurations
- relabeling / metric routing
- integrations with long-term storage (e.g., Victoria-Metrics)
Experience building and maintaining Logstash pipelines, including:
- ingestion, parsing, filtering, enrichment, and routing
- log delivery into Elasticsearch
Ability to design, build, and maintain Grafana and Kibana dashboards for metrics, logs, and performance analytics across distributed systems.
Strong understanding of:
- metrics, logs, alerting, dashboards, and observability pipelines
Strong Linux administration skills (RHEL 7/8/9), including troubleshooting, upgrades, patching, configuration, and performance optimization.
Good understanding of SRE principles, including:
- high availability, scalability
- incident management
- DR / BCP activities
Automation experience is an advantage, e.g. Bash, Python, Ansible, and CI/CD tooling.
Understanding of networking fundamentals, performance tuning, and troubleshooting distributed systems.
Prior experience in Production Support / SRE / Monitoring Engineering / Shared Services Operations, including participation in on-call rotations (after-hours and weekends).
Self-motivated, adaptable, able to prioritize, learn continuously, and manage multiple responsibilities.
Fluent in English and Chinese.