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Job Description

Position Description 

We are looking for a highly-motivated Linux Systems Administrator to join our team. The position is based in Karachi Head office and aims to provide Systems Administration support in a team environment on a variety of operating system platforms and the centralized Cloud environment using Amazon Web Services.

Responsibilities include, but are not limited to:

Linux system administration, security patching, OS upgrades, troubleshooting problems, and ensuring maximum availability 

  • VOIP/Asterisk PBX administration, configuration and security.
  • Write system scripts for daily administration and document system infrastructure
  • Install new software releases, system upgrades, evaluate and install patches and resolve software and hardware related problems
  • Perform system backups and recovery
  • Maintain data files and monitors system configuration to ensure data integrity.
  • Maintain the functionality, security, and uptime of critical technology systems such as wireless networks, virtual machine and storage infrastructure, and communication systems 


Required Experiences and Skills Solid 3+ years’ experience with Linux including scripting 

  • Experience with scripting skills (bash, Python, PERL, etc.)
  • Experience with build, rebuild, or update servers and configure hardware and virtual machines (VM), applications, peripherals, services, networking, storage.
  • Experience in performing infrastructure installations and upgrades.
  • Experience in perform ongoing support and maintenance for systems and related applications, including, but not limited to hardware/VM upgrades, networking, CPU, memory, and storage systems, performance tuning, monitoring, alerting and backup systems.


Desired Experience 

  • Practical experience in networking including switching, routing, VLANs, network security principles, and IP protocols 
  • DNS, SSL, and Registrar management 
  • Email Server Configuration and Troubleshooting (SMTP, IMAP, POP3) 
  • Virtualization technologies, preferably VMWare vSphere 6.5, ESXi, Site Recovery Manager, VMWare Replication 
  • Experience with Nagios, Cacti, PRTG
  • Practical experience with AWS 
  • Experience configuring and supporting VPN 
  • Indepth knowledge of MySQL
  • Experience in security policy formulation and implementation
  • VOIP/Asterisk PBX Experience 
  • Storage system administration
  • Knowledge of Dell and HP Server hardware 
  • Knowledge or experience with pfSense, wireshark firewalls / switches 
  • Familiarity with desktop troubleshooting and support 
  • Networking concepts and techniques i.e. Load Balancing, Clustering, Failover, diverse connectivity. 
  • RADIUS & TACACS+ Authentication.

CVs will be screened on daily basis and interviews held periodically until the desired candidate is found so it is advised to apply immediately.

Job Details

Total Positions:
1 Post
Job Shift:
First Shift (Day)
Job Type:
Full Time/Permanent
Job Location:
No Preference
Minimum Education:
Career Level:
Experienced Professional
Minimum Experience:
2 Years
Apply Before:
Feb 15, 2018
Posting Date:
Feb 01, 2018
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Technical Unit

Project Management · 11-50 employees - Karachi

pTechnical Unit/p

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