Job Details
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Job Description
- Ensure the security and efficiency of IT infrastructure
- Commit for 99.9 uptime of internal and external servers
- Monitor and tune the performance of servers
- Configure and fine-tune infrastructure systems
- Maintain, troubleshoot, and tune servers
- Establish metrics and carefully monitor the utilization of servers resources
- Manage DNS records
- Implement a backup policy, perform backups, and verify backups of internal and external data, aim for zero data loss
- Maintain 99.9 uptime of internet connections
- Create a disaster recovery plan, and update regularly
- Respond to and resolve help desk requests
- Use the ticketing system for all requests, respond in time as per SLAs
- Install and configure software, networking equipment, and hardware
- Administrate infrastructure, including firewalls, databases, malware protection software
- Review application and server logs
- Manage network servers including hypervisor and amazon resources
- Monitor performance and maintain systems according to requirements
- Monitor the system daily and respond immediately to security or usability concerns
- Troubleshoot issues and outages
- Ensure security through access controls, backups, and firewalls
- Upgrade systems with new releases and models
- Develop expertise to train staff on system admin basic tasks (Linux commands, networking troubleshooting commands)
- Build an internal wiki with technical documentation, manuals, and IT policies
- Develop and maintain SLAs (Service level agreements)
- Meet or exceed agreed-upon SLAs, in terms of response and fix time
- Keep a log of changes, and adhere to CM (Configuration Management) best practice
Job Requirements
Skills & Knowledge :
- Advanced Linux servers system administration
- Experience with DevOps tools like (Docker, Kubernetes, LXC)
- Automation tools Like (Ansible, Vagrant, Puppet, Chef, etc.)
- Virtualisation (VMware, Xen, KVM, Openstack, etc.)
- NoSQL (MongoDB, DynamoDB, etc.)
- Programming (Python, PHP, Java, Perl, Ruby, etc.)
- Linux firewalling (iptables, UFW, etc.)
- High Availability and Load Balancing Technologies
- Out of Band Management (ILO, IDRAC, etc.)
- Network administration
- Ability to respond to help desk requests after hours (be on call)
Academic/Educational:
- B.Sc. Information System or equivalent.
Relevant Experience:
- At least 2 years of System Administration for Linux systems
Certificates:
Must have (the below or equivalent):
- RHCSA Red Hat Certified System Administrator
- RHCE - Red Hat Certified Engineer
Optional:
- Microsoft Certified Solutions Expert (MCSE)
- CCNA - Cisco Certified Network Associate
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