Unix System Administrator – Rancher Specialist
AI summary
Vennote Technologies Limited is hiring a skilled Unix System Administrator with SUSE Rancher expertise to manage enterprise Linux environments and Kubernetes clusters. The role covers container orchestration, multi-platform system administration, security hardening, and vendor coordination across production and non-production infrastructure.
- Focus on SUSE Rancher and Kubernetes cluster management
- Multi-platform Linux administration including RHEL, Solaris, and Oracle Linux
- Security hardening with SELinux, CIS benchmarks, and container security
- Vendor coordination with Red Hat, Oracle, and SUSE for incident resolution
- Scripting and automation using Bash, Python, or Perl
AI job guide
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AI salary guide
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Can you qualify for this role?
- UnclearRelated work experienceThe text mentions experience, but the exact level should be confirmed at source.
- RequiredEducation or certification mentioned in the postThe captured text mentions education, a diploma, certificate, or licence.
- PreferredPractical evidence in security, internship, entregadorThe tags and summary point to skills connected with this role.
- RequiredAvailability to work in Not specifiedThe vacancy is associated with this location.
Documents to prepare
- Likely requiredUpdated CV
- Role specificCover letter or short employer message
- OptionalProfessional references
- Role specificAcademic or professional certificates
- VerifyID or passport only after verifying the employer
Application tips for this job
- Place your strongest Unix System Administrator – Rancher Specialist evidence in the first half of your CV.
- In your cover letter or employer message, connect your experience to Vennote Technologies Limited and the role in Not specified.
- Add concrete examples related to security, internship, entregador, ideally with measurable outcomes or clear responsibilities.
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- Confirm the deadline, interview location and employer contact before sharing personal documents.
- Prepare a polite question about pay, benefits and contract terms for later interview stages.
Source and safety check
- MyJobMag Nigeria
- Original source link available
- Application method is clear
- Deadline not specified
- No major risk signal was detected in the captured text.
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Interview preparation
- What experience makes you a strong fit for this Unix System Administrator – Rancher Specialist role in security, internship?
- How have you handled responsibilities similar to those in this job post?
- Are you available to work in Not specified under the listed contract or schedule?
- Prepare examples with clear responsibilities, tools used and measurable outcomes.
- Review the source and research Vennote Technologies Limited before the interview.
Ask what the first priorities will be in the role and how success will be measured.
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Original source description
Vennote Technologies is seeking a highly skilled Unix System Administrator – Rancher Specialist to join our enterprise infrastructure team. In this role, you will be responsible for the end-to-end management of our Unix/Linux environments, with a specific focus on container orchestration and cluster management using SUSE Rancher. The ideal candidate bridges the gap between traditional enterprise Linux administration and modern cloud-native container infrastructure, ensuring high availability, robust security, and seamless application delivery across multi-platform environments. Key Responsibilities: Container Orchestration & Rancher Management Cluster Management: Deploy, configure, and manage enterprise Kubernetes clusters across production and non-production environments using SUSE Rancher . Operations & Scaling: Optimize Rancher for multi-cluster management, ensuring streamlined provisioning, upgrading, and day-2 operations of downstream Kubernetes clusters. Troubleshooting: Diagnose and resolve complex container orchestration issues, ingress routing problems, persistent volume allocations, and node-level failures within the Rancher ecosystem. System Administration & Configuration Multi-Platform Support: Administer, install, and configure Red Hat Enterprise Linux (RHEL), Solaris, and Oracle Linux environments. Virtualization: Manage and optimize bare-metal and virtualized server performance using modern enterprise virtualization technologies to support containerized workloads. Lifecycle Management: Lead Technology Refresh projects within the Unix/Linux and container domain to ensure infrastructure remains modern, supported, and scalable. Maintenance: Perform OS-level management, including patch updates, kernel fine-tuning, and robust access control. Operations & Monitoring Account & Access Management: Handle the full lifecycle of user accounts, manage group policies, and implement Role-Based Access Control (RBAC) within both Linux OS and Rancher environments. Performance Monitoring: Proactively monitor server concurrent logins, processor utilization, network traffic, disk space, and Kubernetes cluster health/metrics. Data Protection: Execute regular backup and restore activities (including Velero for Kubernetes/Rancher and traditional OS backups) adhering strictly to corporate disaster recovery procedures. Troubleshooting & Vendor Management High Availability & Clustering: Apply strong knowledge of traditional clustering technologies and Kubernetes high-availability architectures to maintain uptime and resolve complex failover issues. Vendor Coordination: Collaborate with principal vendors (such as Red Hat, Oracle, and SUSE) to conduct Root Cause Analysis (RCA) and implement permanent fixes for critical infrastructure incidents. Remote Assistance: Provide expert remote technical support for OS installation, configuration, and container platform deployment as needed. Security & Compliance Infrastructure Hardening: Partner with the security team to apply patches, implement security policies, and perform strict system hardening. Container Security: Implement container security best practices, including image scanning, secure network policies in Rancher, and OS-level hardening. Investigations: Assist in security investigations, log analysis, and audit compliance activities. Technical Requirements: Containerization: Deep hands-on experience: with SUSE Rancher , Docker, and Kubernetes (K8s) architecture. Scripting & Automation: Proficiency in Bash, Python, or Perl for task automation, system monitoring, and infrastructure provisioning. Operating Systems: Expert-level knowledge of RHEL, Solaris, and Oracle Linux. Security & Hardening: Strong knowledge of SELinux, IPTables/Firewalld, and implementing CIS (Center for Internet Security) benchmarks for OS and Kubernetes hardening. Patch Management: Experience: using automated patching tools like Red Hat Satellite, Oracle Enterprise Manager, or Rancher-managed upgrade workflows. Preferred Skills Strong analytical, diagnostic, and problem-solving mindset for complex cloud-native architectures. Ability to work effectively under pressure and manage high-priority infrastructure incidents. Excellent communication and documentation skills for seamless vendor coordination and cross-functional team collaboration. Qualifications Education: Bachelor’s degree in Computer Science, Information Technology, Computer Engineering, or a related technical field. Minimum 4–6 years of hands-on experience: in a Unix/Linux Systems Administrator role, with at least 2 years actively managing Kubernetes/Rancher environments. Linux Certifications: Red Hat Certified System Administrator (RHCSA) or Red Hat Certified Engineer (RHCE) is essential. Container Certifications: Certified Kubernetes Administrator (CKA) or Rancher-specific certifications are highly desired. Other Certifications: Oracle/Solaris, VMware, or AWS/Azure cloud certifications are a distinct plus. Governance: ITIL v4 Foundation certification (highly valued for alignment with Vennote’s service delivery frameworks). Check how your CV aligns with this job Method of Application Qualified candidates should send their CVs to faith.onokhoikhua@vennote.com with "Unix System Administrator - Rancher Specialist" as the email subject line. Note: Only shortlisted candidates who meet the specified requirements: will be contacted. Build your CV for free. Download in different templates.