Founding Security Engineer jobs in United States
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Exa · 3 weeks ago

Founding Security Engineer

positionSan Francisco, California
timeFull-time
remoteOnsite
senioritySenior Level
money$150K/yr - $300K/yr

Exa is building a search engine from scratch to serve every AI application, and they are seeking a Founding Security Engineer to build the protective shield for all of their systems. The role involves ensuring the security of large-scale infrastructure and supporting the shipping velocity of the company's operations.

InternetSearch EngineSoftware
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H1B Sponsorednote

Responsibilities

Build the protective shield for all of Exa’s systems
Processing web scale data
Indexing hundreds of billions of pages
Training foundational models on TBs of data
Serving thousands of enterprise customers from our endpoints
Build a secrets management and rotation system used across distributed services, training jobs, and GPU clusters without impacting developer velocity
Build monitoring and alerting for anomalous behavior across APIs, internal services, and customer usage
Create security incident response playbooks and lead incident handling, from detection to post-mortem

Qualification

Secure infrastructureCloud security fundamentalsSecrets managementCompliance effortsSecurity hardeningVulnerability assessmentIncident response

Required

You have hands-on experience in building and maintaining secure infrastructure
You know your way around cloud security fundamentals, including multi-account AWS permissions and architectures, IAM design, secure CI/CD pipelines
You are fluent in secrets management, key management, and certificate lifecycles (rotation, revocation, automation)
You have owned compliance efforts such as HIPPA, SOC2, etc
You are comfortable with security hardening and any other details needed to make engineering systems run smoothly (VPN, development servers, etc.)
You are super vigilant about vulnerabilities, potential attacks, and abuse, and constantly think about how to operate securely with the introduction of new technologies (OS-level, AI coding agents, etc.)

Company

Exa

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Exa was built with a simple goal — to organize all knowledge.
dateFounded in 2021
location
New York, New York, USA
people-size11-50 employees
web-link
https://metaphor.so

H1B Sponsorship

Exa has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (2)
2024 (1)

Funding

Current Stage
Early Stage
Total Funding
$2.12M
2023-04-01Seed
2021-10-15Seed· $2M
2021-08-27Pre Seed· $0.12M

Leadership Team

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Will Bryk
Co-Founder and CEO
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Company data provided by crunchbase