Senior. Site Reliability Engineer (Remote)

KnowBe4; United States; Remote; USD 130,000 - 155,000; Full time

Job summary

KnowBe4 is seeking a Site Reliability Engineer to join a high-performing team building scalable, secure, and reliable cloud-native services in AWS. You will enhance deployment strategies, observability, and incident response while collaborating with engineers across the organization.

The role requires strong scripting in Python/Ruby/JavaScript, expertise in AWS services, and experience with CI/CD pipelines and Terraform/OpenTofu.

Qualifications

• Bachelor's/Master/PhD or equivalent with 5+ years experience.
• Experience designing and operating high-scale patterns in AWS.
• Proficient in scripting languages (Python, Ruby, Javascript).
• Experience building repeatable CI/CD workflows; GitLab preferred.
• Excellent communication and time-management skills.
• Ability to understand and debug complex distributed systems.
• Familiarity with open-source contributions or technical blogging.
• AWS certifications – professional level (preferred).

Responsibilities

• Build scalable, cloud-native applications and infrastructure in AWS.
• Maintain and improve infrastructure-as-code (Terraform, etc.).
• Improve deployment strategies and observability patterns.
• Provide incident root-cause analysis and resolution guidance.
• Design globally distributed systems and processes.
• Identify deficiencies in applications/infrastructure and fix them.
• Lead projects with other SREs and communicate progress to stakeholders.

Skills

Secure coding practices

Python

Ruby

Javascript

AWS patterns

CI/CD

GitLab

Communication

Time management

Distributed systems

Open-source contributions

Python (advanced)

Education

BS/MS/Ph.D. or equivalent

Tools

GitLab

AWS

GCP

Azure

Job 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.

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 5/25/2025.

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.