Senior Site Reliability Engineer

Sana Commerce; Cape Town; Hybrid; ZAR 700,000 - 900,000; Full time

Benefits offered by this job

Impact from day one

Continuous learning and mentorship

Hybrid flexibility

Job summary

A fast-moving SaaS company is seeking a Senior Site Reliability Engineer to enhance the reliability and scalability of their global e-commerce platform. The role requires strong expertise in Azure and Kubernetes, with responsibilities including leading incident responses, optimizing environments, and building observability systems. Candidates should have over 5 years of related experience and an automation-first mindset. This position offers hybrid work flexibility.

Qualifications

• 5+ years of experience in SRE, DevOps, or Cloud Infrastructure.
• Production-level expertise with Azure and Kubernetes.
• Strong ability in observability engineering.

Responsibilities

• Lead incident response and drive investigations for system reliability.
• Manage and optimize Azure Kubernetes environments.
• Build observability systems and develop metrics using various tools.

Skills

5+ years in SRE, DevOps, or Cloud Infrastructure roles

Strong Azure and Kubernetes expertise

Observability engineering using Dynatrace

Skilled in PowerShell, Bash, Python, or C#

Proficient in Infrastructure-as-Code

Solid grasp of TCP/IP and networking fundamentals

Strong communication skills

Education

Microsoft Certified: Azure Administrator Associate

Certified Kubernetes Administrator (CKA)

Tools

Dynatrace

Honeycomb

Elastic

Grafana/Kibana

Azure Monitor

Job description

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Company Description

What started in 2007 with a pizza and a plan has grown into a fast-moving SaaS company empowering manufacturers, distributors, and wholesalers to thrive in complex B2B commerce. Our mission is simple: help businesses build stronger relationships through seamless digital commerce. At Sana Commerce, you’ll join a team that’s bold, growth-oriented, and customer-obsessed, where every engineer has real ownership and impact.

About The Role

We’re looking for a Senior Site Reliability Engineer (SRE) to enhance the reliability, performance, and scalability of our global e-commerce platform. You’ll play a critical role in building resilient systems, automating infrastructure, and driving observability across Azure and Kubernetes environments.

Job Description What you’ll do

• Lead incident response and postmortems, drive investigations, document learnings, and implement permanent fixes to prevent recurrence.
• Manage and optimize Azure Kubernetes environments, own cluster configurations, performance, cost control, and security best practices.
• Build observability systems, develop dashboards, alerts, and metrics using Dynatrace, Honeycomb, ElasticSearch, Grafana/Kibana, and Azure Monitor (KQL).
• Automate for resilience, write reliable scripts in PowerShell, Bash, Python, or C#, embedding logging, rollback, and version control.
• Implement Infrastructure-as-Code, design and maintain Terraform, Bicep, or ARM templates to standardize and automate deployments.
• Optimize system performance, identify bottlenecks through deep monitoring, dump analysis, and right-sizing of cloud resources.
• Collaborate across engineering teams, integrate reliability principles into CI/CD pipelines and the broader SDLC.
• Participate in on-call rotations, lead during critical incidents, ensuring lasting fixes and operational excellence.

Qualifications What you’ll bring

• 5+ years in SRE, DevOps, or Cloud Infrastructure roles with experience in large-scale, distributed systems.
• Strong Azure and Kubernetes expertise (production-level).
• Proven ability in observability engineering using Dynatrace, Honeycomb, Elastic, Grafana/Kibana, or Azure Monitor.
• Skilled in PowerShell, Bash, Python, or C#, with an automation-first mindset.
• Proficient in Infrastructure-as-Code (Terraform, Bicep, ARM).
• Solid grasp of TCP/IP, networking fundamentals, and performance tuning.
• Strong communicator able to translate complex technical findings into clear, actionable insights.
• Certifications preferred:
  • Microsoft Certified: Azure Administrator Associate
  • Certified Kubernetes Administrator (CKA)

Why you’ll love working here

• Impact from day one – Join a scale-up where your ideas shape how global businesses operate online.
• Continuous learning – Access a structured onboarding rated 9.1/10 by previous hires, mentorship, and feedback culture.
• Hybrid flexibility – Work from our Cape Town office 3 days per week and from home 2 days.
• Career growth – Expand your technical and leadership scope in a company built for long-term success.

Our values

• Champions of Our League – We deliver lasting success, balancing quick wins and long-term value
• Supercharge Our Customers – We’re revolutionizing B2B commerce together, helping our customers to lead and succeed.
• Determined to Grow – We embrace challenges, growing and raising the bar for ourselves and our industry.
• Bold Together – We dare to be bold because we have each other’s back.

Ready to build reliability that scales?

Apply now and help shape the foundation of our next-generation SaaS platform.