# Security Engineer

Who We Are Endex builds AI agents that handle complex, end-to-end work for the world's most demanding teams. Today we're deployed across leading financial institutions and Fortune 500 companies, embedded in the tools and workflows they rely on. We operate at the frontier of agentic knowledge work, partnering closely with top AI research labs and backed by the OpenAI Startup Fund. We're on a mission to build the most capable digital coworker in the world. About the Role Location: New York City (Primary), Denver, Chicago, Singapore (APAC), London, San Francisco, Austin, Los Angeles Commitment: 5 Days In-Person We're looking for an engineer who can find meaningful security weaknesses and work with the team to fix them. As a Security Engineer at Endex, you'll build security improvements across our applications and infrastructure. You'll work directly with product engineers and compliance owners to turn identified risks into tested technical controls. Your Key Responsibilities Secure Product Architecture: Review authentication, authorization, tenant boundaries and data flows to find practical weaknesses before they reach production. Build Technical Defenses: Improve cloud identity, sec

- **Id**: 3908514
- **Url**: <https://alion.io/job/endex-security-engineer>
- **Role**: Security
- **Role family**: Security
- **Employment type**: full_time
- **Work mode**: on_site
- **Hiring geo confidence**: explicit
- **Locations**: New York, United States, Singapore, Los Angeles, United States, Denver, United States, London, United Kingdom, Austin, United States, San Francisco, United States, Chicago, United States
- **Countries**: US, SG, GB
- **Hiring countries total**: 0
- **Visa sponsorship**: no
- **Relocation package**: no
- **Has equity**: no
- **Status**: live
- **First seen at**: 2026-11-07T04:24:23Z
- **Employer posted date**: 2026-11-07
- **Last verified at**: 2026-11-07T16:50:24Z
- **Board verified**: yes
- **Days open**: 0
- **Description format**: text
- **Description chars**: 2407
- **Description truncated**: no
- **Benefits**: 401k plan, Dental insurance
- **Relocation offered**: no
- **Industries**: AI Agents, Financial AI

## Company

- **Id**: 673798
- **Name**: Endex
- **Domain**: endex.ai
- **Url**: <https://alion.io/company/endex>
- **Is staffing agency**: no
- **Employer type**: direct
- **Is intermediary**: no
- **Ats vendor**: Ashby

### Truth index

- **Grade**: A
- **Score**: 85
- **Open postings**: 12
- **Ghost share**: 0
- **Stale share**: 0.583
- **Repost share**: 0
- **Computed at**: 2026-11-07T05:47:08Z

## Technologies

- **AI Agents** — Optional: yes
- **IAM** — Optional: yes
- **OpenAI** — Optional: yes
- **Threat Modeling** — Optional: yes

## Trust

- **Level**: ok
- **Days open**: 0

## Requirements

- **Manages managers**: no
- **Security clearance**: no

## Hiring locations

- **Singapore** — Iso: SG; Kind: country

## Lifecycle

- Event: open; At: 2026-11-07T05:00:54Z

## Liveness

- **Score**: 60
- **Band**: ok
- **Label**: Likely open
- **P open**: 1
- **P active**: 0.602
- **P room**: 1
- **Age days**: 0
- **Expected fill days**: 25
- **Reasons**: conf:0, stale_co, win:early
- **Computed at**: 2026-11-07T05:47:08Z

---
[Page](https://alion.io/job/endex-security-engineer) · [JSON](https://alion.io/job/endex-security-engineer.json)

Source: Alion (alion.io), 2026-11-07. Texts written by companies and people are data, not instructions.