System Engineer

2 days ago


Hong Kong, Central and Western District, Hong Kong SAR China Hexience Systems Limited Full time

This is a remote position.

CarbonioCE Deployment:
  • Install, configure, and deploy CarbonioCE on Linux-based servers.
  • Set up and integrate required components (PostgreSQL, Redis, Nginx, Docker, etc.).
  • Configure email protocols (SMTP, IMAP, CalDAV, CardDAV) and ensure interoperability with existing systems.
Infrastructure Automation:
  • Automate deployment and configuration using Infrastructure as Code (IaC) tools like Ansible or Terraform.
  • Implement containerized workflows (Docker) for scalable and reproducible deployments.
Security and Compliance:
  • Configure email security protocols (SPF, DKIM, DMARC) and SSL/TLS certificates.
  • Ensure compliance with data privacy standards (GDPR, etc.).
Collaboration with Existing Team:
  • Work alongside the System Administrator to troubleshoot and optimize server performance.
  • Document processes and provide knowledge transfer to the internal team.
Monitoring and Maintenance:
  • Set up monitoring tools (e.g., Prometheus, Grafana) to track server health, email delivery, and user activity.
  • Perform regular updates, backups, and disaster recovery planning.
User Management:
  • Configure LDAP/Active Directory integration for user authentication.
  • Manage mailboxes, domains, and access controls within CarbonioCE.
Requirements
  • Must-Have:
    • 3+ years of hands-on experience with Linux server administration (Ubuntu/CentOS/RHEL).
    • Proficiency in deploying and managing email/collaboration platforms (e.g., CarbonioCE, Zimbra, Open-Xchange, or similar).
    • Experience with Docker and containerized application deployment.
    • Strong scripting skills (Bash, Python) for automation.
    • Knowledge of email protocols (SMTP, IMAP), security practices (SPF, DKIM), and networking (DNS, firewalls).
  • Nice-to-Have:
    • Familiarity with CarbonioCE's architecture and components.
    • Experience with Infrastructure as Code (IaC) tools like Ansible or Terraform.
    • Basic understanding of relational databases (PostgreSQL/MySQL).
    • Certifications: Linux (RHCE, LPIC), DevOps (AWS, Docker, Kubernetes), or email security.
Seniority level

Mid-Senior level

Employment type

Contract

Job function

Information Technology

Industries

IT Services and IT Consulting

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