Senior Platform Security Engineer

OverviewSenior Platform Security Engineer role at Affirm. Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest. Affirm values information security as a critical part of the company’s continued success. Our mission is to make information security programmatic and cultural in Affirm, enabling the company to succeed in building honest financial products.We protect and secure Affirm’s production infrastructure while balancing risk to enable business growth. The Security team posture increases security and reduces risk while securely enabling access to information for those who need it. The ideal candidate will have extensive experience developing tooling and infrastructure used for securing technical resources as part of a larger team. You will quickly come up to speed with current systems and processes, identify and develop improvements, and implement solutions used by experienced software and infrastructure engineers across the organization.ResponsibilitiesDrive infrastructure, network and perimeter security initiatives for hardening and segmentation.Work across multiple engineering functions and organizations to advocate for security fluence, align and implement security features across engineering teams.Demonstrate expertise across various domains to design and develop scalable solutions.Configure and implement cloud security services, including identity and access management, detective controls, infrastructure protection, and data protection.Specify, standardize, configure, and validate access controls across a wide range of cloud services. Integrate security tooling into existing infrastructure.Develop security software configurations and improve tool functionality over time. Implement security controls across Affirm’s data infrastructure, including S3, DynamoDB, RDS, and Snowflake.Decompose large, cross-team projects into individual tasks. Manage scope across teams and drive toward project closure.QualificationsA proven track record of tackling difficult and ambiguous challenges and driving them to success.Capable of shifting focus in a complex, ever-changing environment to balance between security risks and business agility.Strong in multiple domains including infrastructure operations (e.g., networking, systems, storage) and Corporate IT; able to make technical trade-offs between short- and long-term security decisions.Hands-on experience deploying infrastructure within a Kubernetes environment.Experience developing and deploying cloud services using Terraform.Understanding of methods and systems used for auditing usage and access to AWS cloud services.Experience managing security tooling, including Wiz, Auditbeat, CrowdStrike Falcon EDR, AWS System Manager Agent, or similar.BS degree in related field or equivalent experience; MS degree in a related field or equivalent experience is a plus.BenefitsHealth care coverage - Affirm covers all premiums for all levels of coverage for you and your dependents.Flexible Spending Wallets - generous stipends for spending on technology, food, lifestyle needs, and family forming expenses.Time off - competitive vacation and holiday schedules.ESPP - An employee stock purchase plan enabling you to buy shares of Affirm at a discount.Affirm is remote-first. The majority of roles are remote and you can work almost anywhere within the country of employment. Some roles may require working from an Affirm office. A limited number of roles remain office-based due to the nature of their responsibilities.We believe it’s On Us to provide an inclusive interview experience for all, including people with disabilities. We are happy to provide reasonable accommodations to candidates in need of individualized support during the hiring process.Pursuant to the San Francisco Fair Chance Ordinance and Los Angeles Fair Chance Initiative for Hiring Ordinance, Affirm will consider qualified applicants with arrest and conviction records.By clicking /"Submit Application,/" you acknowledge that you have read Affirm's Global Candidate Privacy Notice and consent to the collection, processing, use, and storage of your personal information as described therein. #J-18808-Ljbffr

Created: 2025-09-17