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Senior Product Security Engineer

CrusoeSan Francisco, CA - USIT, Compliance, and Security
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Salary
$175K - $215K USD
Job type
Full-time
Posted
1 Dec 2025
Status
Open · checked 7d ago

About this role

Role Overview

The Senior Product Security Engineer position at Crusoe is a full-time role based in San Francisco, California, focused on building robust security foundations for next-generation artificial intelligence infrastructure. This opportunity suits an experienced software engineer who wants to design secure systems, integrate developer-friendly controls, and protect high-performance distributed environments.

Key Responsibilities

Design and implement secure frameworks, patterns, and controls for high-performance AI workloads, models, and agents.
Build reusable security patterns for microservice products, prioritizing API security, multi-tenant data separation, and service-to-service authorization.
Develop developer tools and automation to identify and resolve security concerns early in the software development lifecycle.
Conduct code reviews, security evaluations, penetration tests, and system design reviews across the company's SaaS product fleet.

Requirements

Bring seven or more years of professional experience shipping production software accompanied by robust system design capabilities.
Demonstrate deep technical expertise in Golang, Node.js, and JavaScript alongside hands-on background with distributed systems.
Possess practical experience securing REST APIs, gRPC services, and complex microservice architectures.
Apply a strong understanding of authentication and authorization frameworks including OAuth2, OIDC, SAML, JWT, RBAC, and ABAC.
Utilize production experience with application security testing tools such as SAST, DAST, SCA, Semgrep, OWASP ZAP, Burp, and CI/CD integrations.
Show comprehensive knowledge of cloud-native and containerized ecosystems utilizing Docker and Kubernetes, alongside network security fundamentals and the OWASP Top 10.

Nice to Have

Prior experience constructing internal developer platforms or reusable security frameworks.
Background working closely with platform or infrastructure adjacent security engineering teams.
Demonstrated ability to shape security standards and practices across various engineering groups.
Familiarity with software supply chain security and dependency risk management.

Skills and Tools

Golang
Node.js
JavaScript
Kubernetes
Docker
OAuth2, OIDC, SAML, JWT, RBAC/ABAC
SAST, DAST, SCA, Semgrep, OWASP ZAP, Burp Suite

Salary and Benefits

Annual compensation ranging between $175,000 and $215,000 plus bonus opportunities.
Restricted Stock Units included with all employment offers.
Full medical, dental, and vision health insurance plans alongside employer Health Savings Account contributions.
Paid time off, paid holidays, paid parental leave, and volunteer time off.
401(k) retirement plan featuring a company match of up to 4%.
Professional development opportunities, tuition reimbursement, and mental health support.
Additional perks including commuter benefits, cell phone stipends, short-term and long-term disability, and life insurance.

About the Company

Crusoe operates as a vertically integrated artificial intelligence infrastructure company managing each layer of the technology stack from energy generation to computing tokens. The organization focuses on solving boundless AI compute demands and power bottlenecks by implementing an energy-first approach that prioritizes efficiency and sustainability.

How to Apply

Interested candidates should visit the official Crusoe careers page to submit an application for this opportunity.

Skills and tech stack

KubernetesDockerNode.jsJavaScriptGolang

Questions candidates ask

What is the salary range for the Senior Product Security Engineer role?

The annual salary range is between $175,000 and $215,000 plus a bonus and restricted stock units.

Where is this position located?

This role is located in San Francisco, California, and is performed on-site.

How many years of experience are required?

Applicants must have at least 7 years of experience shipping production software.

What programming languages are required for this role?

Candidates need deep expertise in Golang, Node.js, and JavaScript.

What benefits are provided by Crusoe?

Benefits include health, dental, and vision insurance, 401(k) matching up to 4%, paid parental leave, HSA contributions, wellness support, and professional development.

Ready to apply?

The application is on the official Crusoe careers page.

Apply on company site