Senior Infrastructure Engineer

Cape Town, Western Cape, South Africa · Technology expand job description ↓


Where you can make a difference:

Clickatell is a technology company that specializes in helping brands delight their customers with innovative, customer-centric solutions, giving them more time for what really matters.

We are looking for an experienced Champion to help us manage and develop our cloud infrastructure. This role will work closely with our technology teams to provide the support necessary to allow for rapid code deployment and high levels of system uptime.

The Role of our Champion:

  • Be a thought leader with regards to Clickatell’s overall cloud adoption strategy
  • Divisional policy and process formulation, strategic planning, resource coordination and operational execution of projects and assisting in procurement process
  • Installation/configuration, operation, maintenance and monitoring of the Clickatell messaging (CMneXt) engine hardware, software and related infrastructure with a focus on high availability, stability and security
  • Technical research and development to enable continuing innovation within the infrastructure
  • Auditing and analysis of logs and other system data for troubleshooting and preliminary root cause determination, data backup management, change control management for code deployment and configuration modifications
  • Ensuring network, hardware, operating systems, software applications and any related procedures adhere to organizational values, enabling staff, customers and partners
  • Technical liaison with enterprise customers and vendors as required
  • Service, maintain, commission and support global platforms, with a view towards high availability
  • Conduct root cause investigations on all customer-affecting incidents
  • Ensure that all known errors and single points of failures are highlighted, documented and feeds back into change management process
  • Ensuring all documentation and diagrams for all environments are accurate and up to date
  • Perform or confirm system monitoring, verifying the integrity and availability of all hardware, server resources, systems and key processes, reviewing system and application logs, and verifying completion of scheduled jobs
  • Repair and recover from hardware or software failures, including coordinating and communicating with impacted constituencies
  • Capacity planning and reporting for all platforms
  • Provides escalated technical support that requires an on-site presence


The Capabilities of our Champion:

  • Experience in virtualisation and cloud environments such as Amazon Web Services (AWS) or similar
  • Red Hat Enterprise Linux certified (RHCE or better) or other appropriate Linux/Unix certification advantageous
  • Proven experience in and with a large, ISP-type environment and infrastructure advantageous
  • Monitoring and alerting experience with Open Source technologies like Icinga/Nagios, Nagvis, Logstash, Elasticsearch, Graphite and Kibana Advantageous
  • MySQL database administration experience advantageous
  • Perl, python, ruby and/or PHP scripting experience advantageous
  • Any coding experience highly advantageous (knowledge of unit-testing, basic coding principles, SOLID, DRY etc)
  • Proven experience in production environments of the below is advantageous:
    • SAN storage solutions
    • Software package building and release management with software tools such as Puppet or Ansible
    • Network/OS clustering
  • Own transport and driver’s license beneficial in the rare circumstance where emergency onsite support is required at the data centre

Our Champion's Journey so far:

Must understand and demonstrate knowledge of:

  • operating systems, from bare steel to network services
  • IP networks, including but not limited to working knowledge of DHCP, DNS, SMTP, FTP, HTTP
  • Minimum of 5 years in a system administrative/infrastructure engineer position
  • Minimum of 4 years working experience with Unix or derivative
  • Minimum of 4 years working experience with troubleshooting hardware and/or software
  • Minimum of 3 years programming or scripting experience
  • Proven experience in production environments consisting of the below mentioned technologies are required.
  • Amazon Web Services Virtualization technologies such as KVM, XEN or VMWare
  • networking, from Ethernet to IP


Why you will love being here:

  • Competitive salary paid monthly
  • Medical aid contributions
  • Quarterly performance incentives
  • Pension fund contribution
  • Group life cover
  • Communication allowances
  • Undercover parking
  • Half day off on your birthday
  • 5 “personal” days leave a year, over and above your normal annual leave.
  • Staff events, daily popcorn, snacks, cool offices. All the things that make Clickatell a fantastic place to work

Preference will be given to candidates who will enhance the diversity of the team and contribute to employment equity within the Company provided that the competencies and minimum requirements for the position have been met.

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