Snr. Site Reliability Engineer (Remote)

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. Remote positions open to the US only. 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, OpenTofu, AWS CDK • Source Code Management and CI/CD - GitLab, Git • Observability - DataDog • 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, cloud native 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 Minimum Qualifications: • 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 Additional Qualifications (Preferred): • Confident writing in Python • AWS Cloud Certification(s) - Professional Level • GCP and/or Azure • Experience working for a public company • Open-source contributions or technical blog experience The base pay for this position ranges from $130,000 - $155,000, which will vary depending on how well an applicant's skills and experience align with the job description listed above. We will accept applications until 12/2/2026. Our Fantastic Benefits We offer company-wide bonuses based on monthly sales targets, employee