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About the Role

Mach 10 is seeking an Application Technical Lead to join our DCS team — a dynamic environment where technology meets purpose. In this key leadership role, you will provide technical direction, mentorship, and innovation across hybrid infrastructure environments, ensuring reliability, scalability, and excellence in service delivery.

As part of the O&L Group, we live our Persona of being Authentic, Caring, and Passionate in everything we do — and we’re looking for someone who leads with purpose, collaborates with empathy, and drives results with passion.

Qualifications & Experience

• 7+ years in systems administration, including 2+ years in a senior or leadership role.
• Strong technical background in Windows Server (2016–2025), Active Directory, Group Policy, DNS/DHCP.
• Experience with Virtualization (VMware vSphere, Hyper-V).
• Cloud Platforms: IaaS, backup, and security.
• High-availability solutions (failover clustering, load balancing).
• Backup/DR: Veeam, Rubrik, or equivalent.
• Foundational networking knowledge (firewalls, VPNs, VLANs, TCP/IP).

Required Certifications

• Microsoft 365 Certified Administrator Expert
• Microsoft Certified: Windows Server Hybrid Administrator Associate
• Microsoft Certified: Azure Administrator Associate
• CompTIA Server+
• Veeam Certified Engineer (VMCE)
• VMware Certified Professional – Data Center Virtualization
• Preferred Certifications: Azure AI Engineer | Azure Solutions Architect | Veeam Architect | CCNP Data Centre | Automation-related qualifications

Key Responsibilities

• Lead technical excellence as the Level 4 escalation point for critical incidents and complex system issues across Windows/Linux, cloud, and virtualization platforms.
• Design, implement, and optimize managed service solutions, including security, backup, and disaster recovery strategies.
• Conduct Root Cause Analysis (RCA) and introduce preventive actions to enhance system stability.
• Mentor and upskill engineers in the DCS Department, fostering a culture of teamwork, accountability, and innovation.
• Act as a trusted advisor to clients, offering expert guidance and ensuring service excellence in alignment with SLAs.
• Collaborate across teams (Sales, Projects, Engineering) to drive continuous improvement in client solutions.

Who You Are

• Authentic: You build trust through transparency and integrity.
• Caring: You mentor and uplift others to reach their full potential.
• Passionate: You inspire innovation and take pride in delivering exceptional results.
• A confident communicator who can simplify the complex and collaborate across disciplines.
• A resilient, adaptable professional who thrives in a fast-paced, multi-client environment.

Why Join Mach 10?

At Mach 10, you’ll join a company that believes in people, purpose, and progress. We’re part of the O&L Group — a home where innovation meets heart, and where every colleague’s contribution makes a difference.

Closing Date: 14 November 2025

 O&L - a Great Place to Work.

Applicants meeting our requirements are invited to apply. O&L Group of Companies is an Equal Opportunity Employer.

    "This position is subject to a pre-employment screening and vetting process, and by applying for this position, applicants acknowledge that they are aware that the Company reserves the right to carry out screening and pre-employment vetting for all shortlisted applicants. Certificate of Conduct issued by the Namibian Police (not older than 6 months) may be required from all shortlisted applicants."

Requisition ID: 5261