Senior Linux Administrator

SUMMARY:
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POSITION INFO:

We have vacancy for a Senior Linux Administrator. This position is for remote working (working from home), the successful candidate will be self-motivated, structured and disciplined. you will be responsible for all phases of systems administration and support within a LINUX environment.

Requirements:

• Grade 12 / Matric
• LPIC / Linux+ or the equivalent is a requirement
• B.Sc Computer Science or equivalent is a requirement / AWS Cloud Practitioner or Associate level SysOps Administrator
• 5 – 10 Years experience in Information Technology
• 5+ Years significant experience as a technical specialist in Linux and Public Cloud with a proven track record
• 5+ Years significant experience with Virtual environments including LXD/LXC and KVM
• 3+ Years experience in Radius/AAA protocols, specifically FreeRadius
• 3+ Years experience in deploying and maintaining of MySQL
• 3+ Years experience in Developing and deploying automation technologies including monitoring, configuration management and deployment solutions.
• Proven ability to have worked with teams in delivering and supporting Linux infrastructure and solutions
• Demonstrate a track record writing scripts and code to resolve issues and to increase levels of automation. Experience with Automation tools such as Ansible.
• Experience with DevOps tools – GitLab
• In-depth knowledge of common LAMP stack components (Linux OS, Apache Web Server, MySQL, PHP)
• Knowledge of networking protocols and technologies (TCP/IP, HTTPS, HTTP, RADIUS, FTP, SMTP, SNMP, DNS).
• Solid experience with Shell scripting
• Solid experience in NAS/SAN Technologies
• Knowledge of High Availability concepts
• Performance monitoring via utilities and commands
• Disaster Recovery Planning knowledge
• Resourceful, attention to detail and good at fault finding.
• Strong organizational, analytical, and time-management skills

Other:

• A stable and fast Internet connection from home that can support VoIP
• Dedicated Office space at home (with limited distractions) 

Key Personal attributes:

• Excellent communications skills
• Ability to learn quickly
• Logical approach and attention to detail is key
• Attitude is key in your success
• Team player

Responsibilities: 

• The candidate will be responsible for maintaining, monitoring and operation of the Linux based systems consisting of +/- 150 LXD Containers, AWS EC2
• Instances and Servers running
• Open Source Software that are key to daily business operations.
• Rolling out new Linux systems, upgrading, replacing, and improving the long-term performance of the systems.
• Provide 2nd line support within the Systems & Infrastructure Team
• Maintaining service configurations as and when they change or are deployed
• Work within established configuration and change management policies to ensure awareness, approval, and success of changes made to the infrastructure
• Develop and maintain documentation for standards, processes, policies and procedures
• Ensure System Availability, Performance and Monitoring
• Ensure the overall health and performance of production environment
• To assist with Disaster recovery management, procedures & documentation
• Keep DR environment in sync with production environment
• Assist with creation of DR plan and recovery procedures for Linux systems and applications

The right candidate:

• Clearly understands the challenges of data loss and has a successful track record of preventing it
• Demonstrates passion for optimal systems and simple procedures
• Demonstrates passion for technology to serve operational and client requirements
• Has a strong sense of ownership and getting on with the job
• Is tenacious in troubleshooting problems
• Is able to say the words "I don''t know" and “I messed up” and have said both at least once
• Collaborate with different teams within the organisation
• Is passionate about quality and high standards
• Understands the false economy of interim solutions

Please note only shortlisted candidates will be contacted 

NB! This job is now closed. You can apply for other jobs by uploading your CV.