Network Guard (HK)

Network Guard (HK) - Systems/Linux Engineer

Entry Level
Hong Kong
Systems/Linux Engineer
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About Us

At Network Guard , for more than 11 years, we’ve paved the way towards a more private and secure digital world. We’re a global SaaS company and an industry leader in cybersecurity. Millions of consumers worldwide use our internet privacy and security products every day.

Who we're looking for

Network Guard (HK) is looking for an Systems/Linux Engineer to join the team!

What you will be doing
  • Providing escalations support to our operations service desk for issues they have trouble solving independently
  • Providing engineering support such as advice, technical reviews, architecture analysis, and more to other operational teams
  • Specializing in one or more core services provided by ExpressVPN in order to provide in-depth analysis, escalation support, and insights into service operations and issues
  • Being the conduit for requirements for new operational tooling from other operational teams, and translating those requirements into technical requirements our development teams can understand/execute on
  • Analyzing and troubleshooting various operational problems surrounding VPN operations, such as streaming issues, content unblocking, speed and quality issues, and more
  • Having an in-depth understanding of the operational technologies and metrics that help us measure quality, speed, user experience, and more, and making solid recommendations when we’re missing those metics
  • Understanding, analyzing, and explaining the way data flows through our operational systems from customer to destination
  • Building and maintaining a solid monitoring capability for operational metrics and alerting
  • Leading or joining project teams to execute specific operational changes or deployments
  • Mentoring and coaching junior engineers and engineers/analysts from other operational departments
Who you are

Technical knowledge in:

  • Managing Linux server environment via applications or scripts
  • Linux-based proxies or related technologies (Nginx, Apache, HAProxy)
  • Linux firewalling via Netfilter, Firewalld, or similar software
  • Tuning of network-related settings and limits for Linux (e.g., TCP windowing)
  • Understanding of server metrics
  • Tcpdump or equivalent
  • Linux/OS Internals, especially in Debian-based distributions
  • Load analysis and load balancing
  • Centrally managed network-based operating systems
  • Troubleshooting
  • Escalation Engineering
  • Monitoring/Analysis tools
  • Creating/Documenting IT Architectures
  • Systems Architectures and Design
  • Creating dashboard using time-series-databases
  • Responding to incident
  • Ability to explain issues and technologies
  • Good verbal communication in English
  • Good writing/documentation skills in English
What we offer
  • Challenging work in a fun and collaborative environment
  • Attractive compensation and time-off benefits
  • Spacious open-concept and centrally located offices
  • Full-time employment with flexible working hours
  • Fully stocked pantry with fresh fruit and snacks
  • Team lunches and company events every quarter
  • Multicultural teams represented by 30+ nationalities

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151 Gloucester Road, Wan Chai
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Network Guard (HK)

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