[Remote] Principal DevOps Engineer

Note: The job is a remote job and is open to candidates in USA. Malwarebytes is a cybersecurity company dedicated to protecting users from digital threats. They are seeking a Principal DevOps Engineer to architect and manage their AWS infrastructure, enforce cloud security best practices, and drive CI/CD automation while providing leadership and mentorship to the engineering team.ResponsibilitiesOwn and evolve our AWS cloud infrastructure using Terraform, applying security best practices — least-privilege IAM, network segmentation, secrets management, and compliance guardrails — as non-negotiable defaultsDesign, implement, and continuously improve CI/CD pipelines using GitHub Actions, ensuring automated security scanning (SAST, secrets detection, container image scanning), policy enforcement, and quality gates are built into every pipelineChampion infrastructure security: proactively identify and remediate cloud misconfigurations, leverage GuardDuty, Security Hub, and Config, and partner with the Security team on vulnerability management and incident responseOwn and improve SRE practices: define SLOs, build alerting and observability solutions using CloudWatch and related tooling, and drive blameless post-mortemsParticipate in on-call rotation and own production incidents end-to-end — from detection through resolution and follow-upMaintain build and release environments for development teams and develop automation and test tooling for client applicationsEvaluate and adopt emerging DevOps technologies through structured proof-of-concept testingKeep documentation, runbooks, and architecture diagrams current and actionableProvide technical leadership, mentorship, and strategic guidance to the engineering team; conduct architecture and code reviews and define team engineering standardsInterface with executive leadership to communicate platform strategy, risk, and investment tradeoffs; lead and drive cross-functional infrastructure projects from scoping through deliverySkills10+ years of hands-on DevOps or SRE experience, with at least 5 years operating production workloads in AWS at scale — EC2, ECS, ECR, Lambda, RDS, CloudWatch, IAM, VPC, EKS, and CloudFront requiredDeep Terraform expertise: you write modular, reusable, well-tested infrastructure code and treat IaC security as seriously as application securityStrong GitHub Actions experience building pipelines as code, including integrated security scanning (SAST, secrets detection, and container image scanning). Jenkins experience is a plusDemonstrable cloud security depth: hands-on experience with GuardDuty, Security Hub, Config, SCPs, and related tools and practicesStrong scripting and automation — Python, Go, or Bash — with a track record of eliminating manual toilSolid Linux system administration and container management (Docker). Windows Server and Windows container experience is a plusProven SRE practice experience: SLO definition, observability design, and post-mortem-driven reliability improvementFamiliarity with cross-platform code compilation (Windows and macOS), code signing, and software supply chain securityActive, daily use of AI coding assistants (Claude Code, GitHub Copilot, or equivalent) is expected as a core part of this role — you treat these tools as a force multiplier and stay current with how AI is reshaping DevOps and SRE workflowsStrong communication and documentation skills: capable of writing architecture proposals, leading design reviews, and producing runbooks that on-call engineers can act on under pressureDemonstrated ability to operate at a principal or staff engineer level — influencing architecture across teams, driving technical decisions through ambiguity, and raising engineering quality across the organizationProven experience providing technical leadership and mentorship to engineering teams and interfacing with executive leadership on platform strategy, risk, and infrastructure investment decisionsBA/BS in Engineering or Computer Science preferred; equivalent experience demonstrated through a proven track record accepted. An ideal candidate holds one or more AWS Professional-level certifications (Solutions Architect Professional, DevOps Professional, or equivalent)BenefitsComprehensive medical, dental, and vision insurance coverageEmployee Referral Bonus ProgramWellness programs401k and employer matching for (US Employees)Comprehensive Time Off policyAn opportunity to do something great for yourself and the world!Company OverviewMalwarebytes is a cybersecurity company that protects against and removes ransomeware, spyware, adware, viruses, and other malware. It was founded in 2008, and is headquartered in Santa Clara, California, USA, with a workforce of 501-1000 employees. Its website is https://www.malwarebytes.com.