Linux System Administrator

Development Lahore Full Time

We are looking for a systems administrator with strong hands-experience and a minimum of 3 years of experience of Linux systems to join our dynamic and growing systems/network administration team. We offer an exciting opportunity to work in a diverse cloud/hybrid environment to grow your knowledge and experience working with senior and experienced senior systems/network administrators.

Responsibilities:

  • Planning, installation, configuration and maintenance of Linux (Ubuntu/ Centos) systems in PTCL cloud, hybrid cloud, and AWS environments
  • Backups, disaster recovery planning, and performance management of assets
  • Work with senior systems administrator to plan, execute and monitor operational tasks
  • Work with application teams under the supervision of senior systems administrator for applications performance troubleshooting, backups and maintenance
  • Implement cyber security controls and policies on systems as per organizational policy
  • Work with Helpdesk Engineer as Level 2 support for campus systems/laptops and network troubleshooting and maintenance
  • Work under the supervision of senior network administrator for network planning, configuration, maintenance, and monitoring of networks and network devices
  • Support senior staff in operations and maintenance of asterisk-based VoIP environment

  Requirements/Required-Skills:

  • Strong background in Linux (Ubuntu/ Centos preferred) system administration and architectures, supporting opensource software located in the PTCL and AWS cloud
  • Shell scripting (Python and Bash preferred)
  • Experience of VM's Management on VCloud Director, VMware vSphere and Citrix XEN Server
  • Add, modify and delete scripts to automate tasks and services between Linux systems.
  • Setup configure and maintain Nagios monitoring for Linux/Windows, Cisco, Huawei devices
  • Experience installing, configuring, maintaining Bind, Apache, Nginx, PHP-FPM, Java, MySQL, Samba, nginx, etc.
  • Solid understanding of TCP/IP networking, firewalls DNS, NTP, (and SIP preferred)
  • Hardware and OS troubleshooting, Configuration, Backup, Disaster Recovery, and Performance Monitoring.
  • Preferred: experience installing and troubleshooting VoIP / data systems using asterisk-based server, IVR, CDR, conference call, spy call.
  • Preferred: VoIP pretesting and security fixes, voice vlan, used wire-shark/tcpdump to analyz network setting and traffic, minimized broadcast and make sure proper UDP voice packets transmission.
  • Preferred: PCI Audit for Linux Base Line Security and Hardening. Using IPTables, CSF/LFD Firewall for Linux Servers security

Experience:

  • 3-5 year bachelors degree

Education:

  • BS(CS) or IT-based bachelors degree
  • Also acceptable: computer/IT diploma

 

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