Helios · 3 months ago
Security - Founding Engineer
New York, NY
Full-time
Onsite
Senior Level
$150K/yr - $240K/yrHelios is a venture-backed startup developing an AI-driven platform called Proxi for policy professionals. The founding security engineer will define and build the security architecture for the platform, establishing a comprehensive security program and influencing product decisions to protect sensitive policy data.
Artificial Intelligence (AI)GovernmentGovTechProductivity ToolsSaaS
Responsibilities
Define the security architecture and roadmap for our AI-native platform
Establish security principles and practices that become core to our engineering culture
Lead security strategy for novel challenges in voice AI, semantic search, and policy data protection
Drive product security decisions at the architecture level
Build and scale the security function, including mentoring future team members
Own relationships with security vendors and select best-in-class tooling
Influence product direction to ensure security-by-design principles
Design zero-trust architecture for multi-tenant AI systems
Implement advanced threat detection for AI-specific attack vectors
Architect cryptographic solutions for protecting sensitive legislative and regulatory data
Build security automation and DevSecOps pipelines
Establish supply chain security for AI models and data pipelines
Create security frameworks for voice processing and real-time streaming
Lead incident response and threat hunting initiatives
Qualification
Required
Track record of building security programs at high-growth startups
Deep expertise in cloud-native and AI security challenges
Experience with security architecture for voice/audio processing systems
Strong engineering background with ability to build, not just audit
Strategic mindset combined with hands-on technical excellence
Experience navigating compliance requirements (SOC2, FedRAMP, etc.)
Ability to balance security with product velocity in a startup environment
Define the security architecture and roadmap for our AI-native platform
Establish security principles and practices that become core to our engineering culture
Lead security strategy for novel challenges in voice AI, semantic search, and policy data protection
Drive product security decisions at the architecture level
Build and scale the security function, including mentoring future team members
Own relationships with security vendors and select best-in-class tooling
Influence product direction to ensure security-by-design principles
Design zero-trust architecture for multi-tenant AI systems
Implement advanced threat detection for AI-specific attack vectors
Architect cryptographic solutions for protecting sensitive legislative and regulatory data
Build security automation and DevSecOps pipelines
Establish supply chain security for AI models and data pipelines
Create security frameworks for voice processing and real-time streaming
Lead incident response and threat hunting initiatives
Modern cloud-native security (GCP, Cloud Run, containerization)
AI/ML security including prompt injection prevention and model security
Advanced cryptography and key management systems
Identity and access management at scale
API security for high-throughput AI services
Security observability and detection engineering
Compliance automation for government and enterprise customers
Benefits
Exceptional equity participation
Company
Helios
Helios is building the first AI native OS for public policy professionals.
Founded in 2024
11-50 employees
Funding
Current Stage
Early StageTotal Funding
$4MKey Investors
Alumni Ventures,Unusual Ventures
2025-07-11Seed· $4M
Company data provided by crunchbase