KnowBe4

Snr. Site Reliability Engineer (Located in South Africa)

KnowBe4 Cape Town, Western Cape, South Africa

Computer and Network Security · 1,001-5,000 employees

6 h ago
sre Senior (5-10 yrs) Full-time South Africa
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About the role

The Site Reliability Engineer will build and maintain scalable, resilient infrastructure in AWS while implementing effective observability and monitoring patterns. They will also act as a project leader to resolve production incidents and define solutions for complex technical challenges.

What they look for

Site Reliability Engineering AWS Terraform Python Ruby GitLab CI/CD Observability Distributed systems Infrastructure as Code Docker DataDog CloudZero C# Rust TypeScript

Requirements

Candidates must have a degree plus at least 5 years of experience in engineering and proficiency in scripting languages like Python or Ruby. Strong experience with AWS, CI/CD workflows, and designing high-scale distributed systems is required.

Benefits

Company-wide bonuses Employee referral bonuses Adoption assistance Tuition reimbursement Certification reimbursement Certification completion bonuses

Full description

KnowBe4 empowers the modern workforce to make smarter security decisions every day. Trusted by more than 70,000 organizations worldwide, KnowBe4 is the pioneer of digital workforce security, securing both AI agents and humans. The KnowBe4 Platform provides attack simulation and training, collaboration security, and agent security powered by AIDA (Artificial Intelligence Defense Agents) and a proprietary Risk Score. The platform leverages 15-years of behavioral data to combat advanced threats including social engineering, prompt injection, and shadow AI. By securing humans and agents, KnowBe4 leads the industry in workforce trust and defense.

Please submit your resume in English.

To learn more about our team and office culture in Cape Town, South Africa visit the following links. Careers Page: https://www.knowbe4.com/careers/locations/cape-town Glassdoor: https://www.glassdoor.com/Location/KnowBe4-Cape-Town-Location-EI_IE969384.0,7_IL.8,17_IC2653748.htm LinkedIn: https://www.linkedin.com/company/knowbe4/life/southafrica/

KnowBe4’s Site Reliability Engineers help ensure that our platforms are reliable, secure, scalable, and efficient. They work alongside other engineers in a fast-paced, agile development environment, and share solutions to advance the technologies running our systems, improve their safety and reliability, and make the complex distributed services that deliver our platforms easy to understand.

The ideal member of our team gets excited about new AWS service releases, stays up-to-date on industry trends and design patterns, and has excellent time-management and communication skills.

Some of the technologies we use:

  • Programming Languages - C#, Python, Ruby, Rust, TypeScript
  • Infrastructure as Code - Terraform, AWS CDK
  • Source Code Management and CI/CD - GitLab
  • Observability - CloudZero, DataDog
  • Containerized Workloads - Docker
  • Cloud-native infrastructure in AWS - ECS, Lambda, Step Functions, SNS/SQS, EventBridge, Bedrock, Transit Gateway, Aurora, DynamoDB, CloudFront, S3, AppSync, API Gateway, and many more.
  • AI Code Generation Tools - Claude Code, CoPilot

Responsibilities:

  • Work with other Site Reliability Engineers to build highly scalable and resilient applications and infrastructure in AWS
  • Maintain and improve extensible infrastructure-as-code using Terraform
  • Learn, maintain, and improve our existing deployment strategies
  • Deliver effective observability, monitoring, and alerting patterns for KnowBe4’s applications and infrastructure
  • Act as an escalation point for identifying and resolving the root cause for production incidents
  • Provide assistance designing globally distributed systems and processes for the organization
  • Identify deficiencies in our current applications and infrastructure and correct them when found
  • Define new approaches and tailored solutions to complex technical problems
  • Act as a project leader with other Site Reliability Engineers and ensure progress is communicated effectively to project stakeholders

Education and Technical Experience:

  • BS/MS/Ph.D. or equivalent plus 5 years experience
  • Training in secure coding practices (preferred)
  • Proficient authoring scripts in one or more programming languages (e.g. Python, Ruby, Javascript).
  • Experience designing and operating high-scale patterns in AWS
  • Experience building and designing repeatable workflows for continuous integration and continuous deployment (CI/CD) - GitLab is preferred
  • Excellent communication skills
  • Effectively able to self-manage your time across competing projects
  • Ability to quickly understand and debug complex distributed systems

Bonus Points:

  • Confident writing in Python
  • AWS Cloud Certification(s) - Professional Level
  • Experience working for a public company
  • Open-source contributions or technical blog experience

Our Fantastic Benefits

We offer company-wide bonuses based on monthly sales targets, employee referral bonuses, adoption assistance, tuition reimbursement, certification reimbursement, and certification completion bonuses - all in a modern, high-tech, and fun work environment. For more details about our benefits in each office location, please visit www.knowbe4.com/careers/benefits.

Note: An applicant assessment and background check may be part of your hiring procedure.

Individuals seeking employment at KnowBe4 are considered without prejudice to race, color, religion, national origin, age, sex, marital status, ancestry, physical or mental disability, veteran status, gender identity, sexual orientation or any other characteristic protected under applicable federal, state, or local law. If you require reasonable accommodation in completing this application, interviewing, completing any pre-employment testing, or otherwise participating in the employee selection process, please visit www.knowbe4.com/careers/request-accommodation.

No recruitment agencies, please.

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