Job ref no.: CT3120102-01#0029
hexTronik Limited

System Administrator

hexTronik Limited

  • 5-day week
  • Discretionary bonus
  • Medical plan

Job Duties:

  • Responsible for maintenance, monitoring of all the AWS Server - including high traffic multi-node Production website (, ERP environments & sandbox environments, Redis Cache, Solr, Message Queues, Load Balancers in the Infrastructure ecosystem.
  • Ensure that the systems are up and running, servers have high availability
  • Responsible for & owner of all resolution actions in case of any outage
  • Responsible for monitoring Security of all the environments & plan for preventive measures. The role will also be responsible for managing CDN, Firewalls, Proxy, Cloudflare
  • Be responsible to actively monitor & work with the third-party DBA to ensure that Database operations are optimized, ensure its high availability & suggest measures for improvements to them.
  • Work in collaboration with Department Head to report AWS Costs & optimization recommendations
  • Monitor the server usage & health reports on a regular basis in order to identify bottlenecks, impacts of application changes and take corrective measures.
  • Suggest application & database optimization measures in order to improve the performance of the website & systems
  • Responsible for Ad-hoc tasks as assigned or identified at the server level including but not limited to redirects, FTP setup, Cron / Bash scripts set up, server-side Investigation
  • Closely work with & actively support Developers for applications. This role is a central role across multiple applications & hence requires one to adapt working knowledge of the applications.

Job Requirement:

  • At least 5 years of hands on experience in managing AWS Cloud Console, EC2, S3, Cloudfront, Cloudwatch, Route53, Billing & Costing, and related services
  • Proven experience of using automation tools, Ansible, Docker
  • Minimum 5 years of experience in Linux platform, distributions: Redhat, CentOS
  • Mid-level experience in handling ProxySQL Load Balancer, Solr, Redis, Jenkins server
  • At least 5 years experience in managing servers for PHP based application & 2 Year in Magento Enterprise. Managing servers for Open ERP/Odoo is a plus.
  • Expert knowledge on Nginx (OpenResty)
  • Proven experience & understanding of MySQL Database Master-slave, Percona Cluster, PostgreSQL
  • Hands on experience in Bash & Python Scripting
  • Knowledge of SDLC is MUST
  • Experience with Agile methodology & CICD is preferred

Interested parties please send your full resume with current and expected salary by clicking 'Apply Now 'Button. (Personal data collected will be used for recruitment purpose only. )

More job information
Job ref no. CT3120102-01#0029
  • N/A
Job Function
  • Kwun Tong
Employment Term
  • Permanent
  • Full-time
  • 5 years - 10 years
Career Level
  • Non-management level
  • N/A