You will own the security architecture and cloud infrastructure for a high-growth platform handling extremely sensitive data. This is an engineering-first role focused on hardening multi-account AWS environments, implementing least-privilege IAM, and building resilient systems from the ground up. You will balance advanced security controls with cost efficiency and operational scale.
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Security Infrastructure Engineer at well-funded enterprise AI platform
Are you a security-focused engineer who views infrastructure as a discipline rather than a compliance task? Join a well-funded AI startup in New York City as a Security Infrastructure Engineer. You'll own the security posture for a platform trusted with the world's most sensitive data, building high-scale AWS environments where architectural decisions have real-world consequences. If you're ready to move beyond basic scanning and into deep, hands-on engineering with top-tier talent, this is the role for you.
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Location
New York, United States
Compensation
$160k-$220k + Equity
Company
Confidential company
Role overview
About the company
Well-funded enterprise AI platform
What you will do
- Design and implement least-privilege IAM strategies and Service Control Policies (SCPs) across a multi-account cloud environment.
- Architect secure networking configurations using PrivateLink and VPC structures to minimize attack surfaces and eliminate exposure.
- Develop infrastructure-as-code using CDK or Terraform to automate threat detection, logging, and rapid incident response playbooks.
Who this is a fit for
- 5+ years of experience operating production AWS infrastructure with deep expertise in cloud security attack vectors and mitigation.
- Expert-level knowledge of AWS networking and identity management, including STS, trust relationships, and complex policy evaluation.
- Proven track record of scaling secure cloud architectures while optimizing for performance and significant infrastructure cost reduction.
Why this role is remarkable
- Significant architectural ownership in an early-stage environment where security is a core product differentiator rather than a compliance checkbox.
- Join a elite engineering culture featuring alumni from top-tier global technology firms and high-frequency trading shops.
- Backed by prestigious venture capital firms with massive growth trajectory and a mission to protect high-stakes institutional data.
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.
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.
Meet Jack
What happens next?
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 your profile’s a match and Confidential company wants to meet, Jill will make the intro. In the meantime, Jack will send you excellent alternatives.