Senior Cloud Security Engineer (L3)Location: San Ramon, CA; Reno, NVAre you passionate about building secure, scalable systems in the cloud? Do you enjoy collaborating across teams to embed security at every stage of development? Are you excited to contribute your cloud security expertise to an environment that values innovation, collaboration, and continuous improvement?If so, we invite you to be a part of our innovative team.As a Senior Cloud Security Engineer at Ridgeline, you'll take the lead in securing key components of our platform and cloud infrastructure. You will work closely with Engineering, DevOps, Product, and Compliance to embed cloud security practices, enable secure-by-design development, and implement scalable, resilient security guardrails. Your contributions will help ensure our AWS environments and services are safe, compliant, and efficient. Youll also explore and apply emerging AI tools like GitHub Copilot and ChatGPT to enhance our workflows and capabilities in innovative ways.At Ridgeline, how we work matters as much as what we build. Ridgeliners act like owners, choose growth over comfort, and communicate with transparency. We assume positive intent, bias toward action, and bring solutions-not just problems. We celebrate wins, learn from setbacks, and thrive in a resilient, collaborative, high-performing culture.If this excites you, we'd love to meet you.You must be work authorized in the United States without the need for employer sponsorship.The impact you will have:Perform security and architecture reviews of AWS infrastructure and third-party cloud servicesDevelop scalable security tooling and automation, incorporating AI-augmented platforms where applicableDesign and maintain security guardrails such as SCPs, IAM boundaries, and policy-as-codeIntegrate detection and alerting into observability systems to enhance runtime security monitoringEmbed security into CI/CD pipelines, infrastructure automation, and internal toolingEstablish frameworks for secure integration with third-party services and internal platformsImprove identity and access management, encryption, and least-privilege controlsCollaborate with engineering, product, and compliance teams to align on security requirementsProvide support and technical guidance through code reviews, pairing, and consultationEncourage a collaborative, solutions-focused approach to securing services at scaleWhat we look for:5+ years of experience in cloud security or platform engineeringBachelor's degree in Computer Science or equivalent practical experienceProficiency in a high-level language such as Python (preferred), Kotlin, or TypeScriptHands-on experience with AWS services including IAM, VPC, ECS/EKS, Lambda, S3, and CloudWatchExpertise in designing and applying IAM and SCP policiesKnowledge of cloud workload protection, monitoring, and threat detection in AWSExperience using Terraform and infrastructure-as-code practicesClear and effective communication skills, especially around security tradeoffs and technical designDemonstrated ability to lead projects, work independently, and contribute cross-functionallyBonus:Familiarity with network security principles such as traffic segmentation, firewalls, IDS/IPSContributions to open source security tooling or researchExperience applying AI or LLM tools in security or engineering workflowsAbout RidgelineRidgeline is the industry cloud platform for investment management. It was founded by visionary tech entrepreneur Dave Duffield (co-founder of both PeopleSoft and Workday) to apply his successful formula of solving operational business challenges with bold innovation and human connectivity to the unique needs of the investment management industry.Ridgeline started with a clean sheet of paper and a deep bench of experts bound by a set of core values and motivated to revolutionize an industry underserved by its current tech offerings. We are building a new, modern platform in the public cloud, purpose-built for the investment management industry and we are prioritizing security, agility, and usability to empower business like never before.With a growing campus in Reno and offices in New York, Lake Tahoe, and the Bay Area, Ridgeline is proud to have built a fast-growing, people-first company that has been recognized by Fast Company as a "Best Workplace for Innovators," by The Software Report as a "Top 100 Software Company," and by Forbes as one of "America's Best Startup Employers."Ridgeline is proud to be a community-minded, discrimination-free equal opportunity workplace.Ridgeline processes the information you submit in connection with your application in accordance with the Ridgeline Applicant Privacy Statement (https://www.ridgelineapps.com/legal/candidate-privacy-policy).Compensation and BenefitsThe cash compensation amount for this role is targeted at $145,000-$167,500. Final compensation amounts are determined by multiple factors, including candidate experience and expertise, and may vary from the amount listed above.As an employee at Ridgeline, you'll have many opportunities for advancement in your career and can make a true impact on the product.In addition to the base salary, 100% of Ridgeline employees can participate in our Company Stock Plan subject to the applicable Stock Option Agreement. We also offer rich benefits that reflect the kind of organization we want to be: one in which our employees feel valued and are inspired to bring their best selves to work. These include unlimited vacation, educational and wellness reimbursements, and $0 cost employee insurance plans. Please check out ourCareers page for a more comprehensive overview of our perks and benefits.#LI-Hybrid