Staff Security Engineer

At Index Exchange, we’re reinventing how digital advertising works—at scale. As a global advertising supply‑side platform, we empower the world’s leading media owners and marketers to thrive in a programmatic, privacy‑first ecosystem.

We’re a proud industry pioneer with over 20 years of experience accelerating the ad technology evolution. Our proprietary tech is trusted by some of the world’s largest brands and media owners and plays a crucial role in keeping the internet open, accessible, and largely free.

We process more than 550 billion real‑time auctions every day (in comparison, Google processes 8.5 billion searches per day) with ultra‑low latency. Our platform is vertically integrated from servers to networks and runs primarily on our own metal and cloud infrastructure. This end‑to‑end infrastructure is designed to provide both stability and agility, enabling us to adapt quickly as the market evolves.

At the core of it all is our engineering‑first culture. Our engineers tackle internet‑scale problems across tight‑knit, global. From moving petabytes of data and optimizing with AI to making real‑time infrastructure decisions, Indexers have the agency and influence to shape the future of advertising. We move fast, build thoughtfully, and stay grounded in our core values.

About the role

We’re looking for a Staff Security Engineer / Security Architect to support our growing security team. This position reports directly to Director Enterprise Systems and Security based in New York and will work closely with members of the Technology Operations team.

What we’re looking for

• You are analytically minded – you’re a problem solver.
• You have strong written and verbal communication skills. You can articulate complex technical topics to diverse audiences.
• You are highly collaborative – you work across the organization with a variety of stakeholders in order to get the job done.
• You roll with the punches – you adapt to change.
• You take ownership.

Here’s what you’ll be doing

Here’s what you need

Why you’ll love working here

Equal employment opportunity

At Index Exchange, we believe that successful products are built by teams just as diverse as the audience who uses them. As such, we are committed to equal employment opportunities. We celebrate diversity of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity or expression, or veteran status. Additionally, we realize that diversity is deeper than any status or classification—diversity is the human experience. For those who show grit, passion, and humility—Index will welcome you.

Accessibility for applicants with disabilities

Index Exchange welcomes and encourages individuals with disabilities to apply to work with us.

If you require an accommodation, please share the details of your request and any information how we can assist you with the hiring recruiter when they contact you. Index Exchange will make reasonable efforts to ensure accommodation requests are met throughout the recruitment process.

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