As the first dedicated security hire at this $61M Series A startup, you will own security end-to-end for a platform powering AI agents for global enterprises like DoorDash. You’ll build production-grade tooling, design secure architectures, and tackle novel AI-specific challenges. This hands-on role bridges application, cloud, and AI security within a fast-moving, high-impact engineering culture.
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Learn about Jack
Senior Security Engineer at Giga
You'll move beyond compliance to build production-grade security tooling and tackle novel AI risks like prompt injection. With a salary up to $350k and meaningful equity, this is a unique chance to shape the security foundation of a generational AI company in San Francisco.
About this role
Role overview
About the company
Software
Giga is an AI company that provides advanced AI agents for enterprises, designed to manage complex workflows, handle millions of customer interactions with high accuracy and human-like empathy, deploy rapidly, and deliver scalable customer support solutions that understand emotions, resolve issues in real-time, and support chat, voice, and multi-modal interactions.
What you'll do
What you will do
- Design and implement end-to-end security architectures across the platform, including robust access controls, permissions models, and audit logging.
- Build automated security tooling and infrastructure for vulnerability scanning, secrets management, and threat detection integrated into CI/CD pipelines.
- Collaborate directly with backend and infrastructure teams to ensure security is a core, enabling feature of every product release.
Who you are
Who this is a fit for
- Has 4+ years of hands-on security engineering experience with a strong background in writing production-quality Python or TypeScript code.
- Demonstrates deep expertise in cloud infrastructure (AWS/Kubernetes) and application security for systems handling sensitive enterprise data.
- Possesses a startup-ready mindset, preferring to build tools that enable engineering velocity rather than creating bottlenecks or strictly following compliance checklists.
Why this role
Why this role is remarkable
- Join as the first dedicated security hire, giving you full ownership and the opportunity to build the company's security program from the ground up.
- Work for a high-growth startup that recently raised $61M in Series A funding and serves massive enterprise customers like DoorDash.
- Solve cutting-edge security problems unique to AI, including prompt injection and protecting sensitive real-time voice and chat data at scale.
Jack & Jill
How Jack & Jill work together
I get to know what you’re great at, then find roles you’d never find yourself.Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.
I recruit from Jack’s network and make the intro when I spot a great match.And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.
Meet Jack
Jack gets to know what you're great at and what you want next, then searches 15 million jobs daily and helps you discover roles at companies like this.
How does this work?
Jack’s an AI agent for job searching and career coaching. He works for you.
Jill is the AI recruiter working for the company. She recruits from Jack’s network.
If it’s a match and the company wants to meet you, they’ll make the intro. In the meantime, if you’d like, Jack will send you excellent alternatives.