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Linux System Administrator

3 months ago

Hong Kong, Central and Western District, Hong Kong SAR China IO TECH SOLUTIONS LIMITED Full time
Linux System Administrator

We are seeking a highly skilled Linux System Administrator to join our team at IO TECH SOLUTIONS LIMITED. The ideal candidate will play a crucial role in managing and maintaining our Linux-based infrastructure, ensuring optimal performance, security, and reliability in a fast-paced financial environment.

Key Responsibilities
  • System Administration: Install, configure, and maintain Linux servers, ensuring high availability and performance for trading and banking applications.
  • Monitoring and Troubleshooting: Proactively monitor system performance and health; troubleshoot and resolve issues promptly to minimize downtime.
  • Security Management: Implement robust security measures, including access controls, encryption, and regular security audits to protect sensitive financial data.
  • Backup and Disaster Recovery: Develop, implement, and test backup and disaster recovery plans to safeguard critical systems and data.
  • Documentation: Maintain comprehensive documentation for system configurations, operational procedures, and troubleshooting guides.
  • Automation and Scripting: Utilize scripting languages (e.g., Bash, Python) to automate routine tasks and improve operational efficiency.
  • Collaboration: Work closely with application developers, network engineers, and security teams to ensure seamless integration and functionality of banking systems.
  • Compliance: Ensure all systems comply with industry regulations and internal policies related to data security and financial transactions.
Qualifications
  • Education: Bachelor's degree in Computer Science, Information Technology, or a related field.
  • Experience: 5+ years of experience in Linux system administration, preferably in a financial services or investment banking environment.
  • Expertise: Linux distributions (e.g., Red Hat, CentOS, Ubuntu).
  • Strong understanding: Networking protocols and services (TCP/IP, DNS, DHCP).
  • Familiarity: Cloud services (AWS, Azure) and virtualization technologies (VMware, KVM).
  • Experience: Automation and configuration management tools (Ansible, Puppet, Chef).
  • Relevant certifications: (e.g., RHCE, LPIC, CompTIA Linux+).
  • Knowledge: Database management systems (e.g., Oracle, MySQL).
  • Experience: High-frequency trading systems or financial applications.