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CallTek

Principle Infrastructure Engineer

Nairobi
Level
Senior

Not stated in the posting: salary, work type, visa.

Open. First seen 20 October 2026.

About the role

We are seeking an experienced Principal Infrastructure Engineer to lead the design, administration, optimization, and reliability of enterprise hosting environments supporting SaaS applications. This position requires advanced expertise in Linux and Windows servers, cloud infrastructure, virtualization, automation, and complex technical troubleshooting.

Key Responsibilities

  • Manage and optimize cloud-based and on-premises infrastructure supporting SaaS platforms.
  • Troubleshoot complex infrastructure, networking, authentication, and application issues.
  • Implement automation, configuration management, and infrastructure improvements.
  • Support disaster recovery, system availability, security, and capacity planning.
  • Lead infrastructure projects and mentor junior engineers.
  • Collaborate with engineering teams, vendors, and senior leadership.

Requirements

7–10 years of relevant infrastructure engineering experience.

Advanced Linux, Windows Server, networking, and database knowledge.

Hands-on experience with Ansible, Puppet, Chef, or similar automation tools.

Experience with Docker, VMware, cloud platforms, and scripting.

Strong troubleshooting, technical leadership, and communication skills.

Bachelor's degree in a relevant technical discipline.

Relevant industry certifications preferred.

Ability to support alternative schedules and on-call requirements.

What this role asks for

Standard for DevOps / SRE / cloud roles

Docker · Linux

Common in DevOps / SRE / cloud postings at any company.

Compared with CallTek's other open jobs.

The team: IT Development

This role is one of 3 open in IT Development. 3 were posted in the last 30 days.

WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS

Agile (2 of 3), AWS (2 of 3), Azure (2 of 3), Docker (2 of 3), JavaScript (2 of 3), Linux (2 of 3), Node.js (2 of 3)

OTHER ROLES ON THIS TEAM

From the team and dates on CallTek's own job board.

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