Linux System Administrator

dotPH (Pasig, Philippines) 20 days ago

We’re seeking an experienced systems administrator / Engineer (Linux) who’s eager to use and grow his or her technological skills on a worldwide stage. In this role, the successful individual will protect our critical information, systems, and assets, build solutions, implement new software and hardware, provide training, and assist in the development of an overall IT strategy.


  • Linux servers and desktops:
    • Centos 5, 6, 7 with virtualization using OpenVZ/Virtuozzo/KVM containers; management, deployment, securing and monitoring multiple servers spanning multiple datacenters
    • Ubuntu; supporting internal clients as needed
  • Webhosting:
    • Shared and dedicated environments; knowledgeable in security policies and optimization strategies for webhosting protocols (HTTP, FTP, TLS/SSL)
    • Webhosting software: knowledgeable with various CMS (Content Management Software like Wordpress, Joomla, Drupal, etc)
    • Webhosting technologies (PHP / PHP-FPM, Apache, Lighttpd, Nginx)
  • Mail server administration:
    • Postfix, Exim, Dovecot, Cyrus-IMAP, Qmail;
    • mail routing, mail policies, mail security, user and data management;
    • knowledgeable with TLS, DKIM/SPF/DMARC, Mail headers
  • Database server administration:
    • MySQL/MariaDB, PostgreSQL;
    • can design queries, can backup/restore, can do server replication
  • Scripting: BASH, Perl or Python
  • Networking:
    • TCP/IP, iptables, advanced routing and security policies,
    • OpenVPN setup and management,
    • knowledge with BGP is a plus
  • Monitoring servers and services:
    • Nagios, Zabbix, MRTG;
    • can design custom monitoring scripts a plus;
    • must be available to respond to outages/alerts remotely
  • Documentation and ticketing; supporting CS team for technical escalation tickets regarding client hosting concerns; documenting solutions in knowledge base (Redmine/Wiki)
  • G-Suite (Google) administration is a plus
  • DNS knowledge is a plus
  • Private cloud software knowledge (ex. Nextcloud/Owncloud) is a plus


  • Competitive salary
  • Normal working hours
  • Free lunch
  • Unlimited coffee, juice, and chocolate beverages
  • Medical and Dental plans
  • Annual paid leaves
  • Government mandated benefits
  • Company-sponsored activities
  • Birthday Celebration
  • Pizza Friday
  • Free trips abroad for tenured employees

Linux System Administrator

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