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Senior Security Engineer - Product

RidgelineReno, NV; San Ramon, CASecurity Engineering
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Salary
$149,500 - $224,500.
Job type
Full-time
Experience
Senior · 5+ yrs
Posted
7 Oct 2026
Status
Open · checked 7d ago

About this role

Senior Security Engineer - Product at Ridgeline is a full-time position based in San Ramon, California or Reno, Nevada. This role suits an experienced security professional who wants to embed security into modern investment management platforms and build AI-driven safety systems.

Role Overview

Ridgeline is hiring a Senior Security Engineer to join the product security team in San Ramon, California, or Reno, Nevada. The professional in this position will partner with product and engineering groups to address security challenges across a multi-tenant platform from initial design to production. Responsibilities include constructing automated, AI-driven solutions to handle security reviews and scaling security coverage across fast-moving development teams.

Key Responsibilities

Conduct security code reviews and testing focused on authentication, authorization, tenant isolation, and financial data handling.
Manage the vulnerability lifecycle by triaging scanner results and penetration tests, assessing impact, and driving remediation.
Develop secure-by-default libraries, frameworks, and guardrails for product engineers.
Build and operate AI-driven systems such as LLM and agent-based pipelines for threat modeling, code review, and vulnerability triage.
Evaluate and measure the performance of AI security systems using feedback loops and clear evaluations.
Secure AI-powered features against risks such as prompt injection, data leakage, and model misuse.
Translate emerging industry vulnerabilities and threats into practical product improvements.
Mentor software engineers and deliver targeted secure coding education.

Requirements

Minimum of 5 years of professional background in software engineering, application security, or product security.
Bachelor of Science in Computer Science or a related field, or equivalent practical experience.
Proficiency in at least one modern programming language such as Kotlin, Java, TypeScript, Python, or Go.
Hands-on experience conducting threat models and security design reviews for APIs, web applications, and distributed services.
Knowledge of authentication and authorization patterns including OAuth 2.0, OIDC, SAML, RBAC, and ABAC.
Understanding of common vulnerabilities outlined in the OWASP Top 10 and CWE alongside mitigation strategies.
Experience with manual security code reviews and validating automated tool outputs.
Communication skills suitable for explaining risk and tradeoffs to technical and leadership stakeholders.
Familiarity with AI security risks related to LLMs, embeddings, agents, and third-party model APIs.
Experience building production software integrating LLMs or agents into workflows.

Nice to Have

Experience securing multi-tenant SaaS platforms within financial services or regulated industries.
Familiarity with AWS services including IAM, Lambda, and container solutions.
Background running bug bounty programs or triaging third-party penetration tests.
Experience with agent frameworks, retrieval pipelines, or LLM evaluation tooling.
Documented security research, CVEs, bug bounty participation, or open-source contributions.

Skills and Tools

Kotlin
Java
TypeScript
Python
Go
AWS
OAuth 2.0
OIDC
SAML
RBAC
ABAC
LLMs
AI agents

Salary and Benefits

The typical starting salary range is $149,500 to $224,500, with final compensation determined by experience and expertise. Employees are eligible to participate in the Company Stock Plan. Benefits include unlimited vacation, educational reimbursements, wellness reimbursements, and zero-cost employee insurance plans.

About the Company

Ridgeline was founded by tech visionary Dave Duffield and builds cloud-native technology platforms for investment management firms. The organization places strategic emphasis on responsible AI integration across its platforms, internal tools, and engineering processes. Ridgeline operates as an equal opportunity workplace.

How to Apply

Candidates should apply directly on the official Ridgeline careers page.

Skills and tech stack

KotlinJavaTypeScriptPythonGoAWSLLMOAuth 2.0OIDCSAMLLLMs

Questions candidates ask

Where is the Senior Security Engineer position located?

The position is located in San Ramon, California or Reno, Nevada.

What is the salary range for this role?

The typical starting salary range is $149,500 to $224,500, with final amounts determined by candidate experience and expertise.

How many years of experience are required?

Candidates must have at least 5 years of experience in product security, application security, or software engineering.

What education is required?

A Bachelor’s degree in Computer Science or a related discipline is required, or equivalent practical experience.

What benefits are offered to employees?

Benefits include participation in the Company Stock Plan, unlimited vacation, educational and wellness reimbursements, and zero-cost employee insurance plans.

Ready to apply?

The application is on the official Ridgeline careers page.

Apply on company site