About KnowBe4
KnowBe4, the provider of the world's largest security awareness training and simulated phishing platform, is used by tens of thousands of organizations around the globe. KnowBe4 enables organizations to manage the ongoing problem of social engineering by helping them train employees to make smarter security decisions, every day.
Fortune has ranked us as a best place to work for women, for millennials, and in technology for four years in a row! We have been certified as a "Great Place To Work" in 8 countries, plus we've earned numerous other prestigious awards, including Glassdoor's Best Places To Work.
Our team values radical transparency, extreme ownership, and continuous professional development in a welcoming workplace that encourages all employees to be themselves. Whether working remotely or in-person, we strive to make every day fun and engaging; from team lunches to trivia competitions to local outings, there is always something exciting happening at KnowBe4.
To learn more about our team and office culture in England (UK), visit the following links.
Careers Page: https://www.knowbe4.com/careers/locations/york
Glassdoor: https://www.glassdoor.com/Location/KnowBe4-York-Location-EI_IE969384.0,7_IL.8,12_IC3297365.htm
LinkedIn: https://www.linkedin.com/company/knowbe4/life/uk/
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 - Python, Ruby, Rust
- Infrastructure as Code - Terraform, AWS CDK
- Source Code Management and CI/CD - GitLab, Snyk
- Observability - DataDog, Airbrake
- Containerized Workloads - Docker
- Cloud-native infrastructure in AWS - ECS, Lambda, Step Functions, SNS/SQS, Transit Gateway, Aurora, DynamoDB, CloudFront, S3, AppSync, API Gateway, and many more.
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
- 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
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.
KnowBe4 Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about KnowBe4 and has not been reviewed or approved by KnowBe4.
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Healthcare Strength — Fully paid medical insurance for U.S. employees is repeatedly emphasized alongside dental/vision options and mental-health resources. This makes the benefits package feel materially strong even when cash compensation perceptions vary by role.
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Leave & Time Off Breadth — Open paid time off is positioned as a meaningful part of the total rewards package, with generous time-off framing across U.S. and local-region policies. Time-off flexibility is also reinforced by self-care initiatives and related cultural practices.
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Career-Linked Recognition & Rewards — Company-wide monthly bonuses, referral bonuses, and certification reimbursement/completion bonuses create multiple ways to earn beyond base pay. Learning and leadership programs are also framed as tangible rewards tied to development and progression.
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What We Do
KnowBe4 is a platform for security awareness training and simulated phishing attacks.
