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Senior Security Engineer

Raydar
San Francisco, California, United States Posted Oct 1, 2026
Full-time

About this role

About the company

Our client is a software company.

The role

Raydar is recruiting for this role on behalf of our client. Take charge of security for a software product and the business behind it, covering design reviews, product-level protections, outside assurance work and incident preparedness. The role blends hands-on engineering with setting standards and communicating risk to technical and non-technical audiences.

What you'll do

  • Hold overall responsibility for security across application, cloud and network layers.

  • Run design reviews and threat assessments for new systems with few established patterns.

  • Engineer protective features directly into the product, such as customer data separation, safe secret usage, human sign-off steps and detailed activity records.

  • Author the security documentation that prospective technical customers read before adopting the product.

  • Coordinate third-party testing, compliance programs and customer security questionnaires and reviews.

  • Lead incident preparedness and response, including fast notification commitments.

  • Maintain ongoing cloud access auditing and automate automated security checks within build and deployment pipelines.

  • Define internal policies for handling sensitive customer secrets, outbound data and device management.

  • Requirements

  • What we're looking for

  • At least 4 years of hands-on experience in application and infrastructure security.

  • Solid coding ability in a modern language such as Python or Go.

  • Practical skill at assessing threats and finding vulnerabilities.

  • Working knowledge of network security and identity-centered access controls for services and workloads.

  • Strong grounding in security on a leading cloud platform, including federated identity and codified infrastructure.

  • Skill at explaining risk and trade-offs to both engineers and senior business leaders.

  • Comfort operating independently in ambiguous situations.

  • Willingness to work in the office five days a week in a fast-paced startup setting.

  • Bonus points

  • Background securing autonomous or code-running systems.

  • Deep knowledge of workload isolation and system hardening techniques.

  • Experience in offensive security or penetration testing.

  • Experience operating a vulnerability reporting or reward program.

  • A track record of guiding a company through audits and customer security reviews.

  • Familiarity with corporate IT environments and access management tooling.

  • Benefits

  • Compensation and benefits

  • Base salary: USD 200,000 to 300,000 per year

  • Health insurance

  • Flexible time off

  • Location and work model

  • San Francisco, CA, United States

  • On-site, five days per week

  • Full-time

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