AppSec Architect: Shape Secure Software at Scale

Alarm.com; Tysons (VA); On-site; USD 140,000 - 210,000; Full time

Job summary

Alarm.com is looking for an Application Security Architect to join our growing security organization—initially as the primary owner of application security, with the opportunity to shape and potentially build the AppSec function over time. You’ll work hands‑on with engineers across the company and lead threat modeling and secure design decisions.

This role spans vulnerability management, secure SDLC integration, code reviews, AI/LLM security, and security tooling across cloud, on‑prem, and IoT

Qualifications

• 10+ years in application security or related security roles.
• Bachelor's degree in CS/CE or equivalent work experience.
• Knowledge of cloud and on‑prem security practices.
• Hands‑on with AppSec tooling (SAST/DAST/IAST/SCA).
• Ability to influence engineering teams without formal authority.

Responsibilities

• Vulnerability Management: triage and track findings from SAST/DAST/IAST/SCA and bug bounties.
• Secure SDLC Integration: embed security practices across the development lifecycle.
• Threat Modeling & Design Reviews: lead threat modeling and secure design sessions.
• Code & Application Reviews: perform deep reviews of high‑risk code paths and APIs.
• AI & LLM Security: ensure secure AI/LLM design and data protection.
• Automation & Tooling: build security automation in CI/CD pipelines.
• Developer Guidance & Training: deliver workshops and secure coding guidance.
• Cloud Application Security: advise on app security in cloud environments.
• IoT Device & Platform Security: guide OSS risk analysis for devices and platforms.
• Security Policy & Compliance: translate policy into practical guidance for developers.
• Incident Response: support incident handling and post‑incident reviews.

Skills

Security architecture

Threat modeling

AppSec tooling

CI/CD security

Cloud security

IoT security

Security leadership

Communication

Influence without authority

Education

Bachelor's degree in CS/CE or related field

Tools

SAST

DAST

IAST

SCA

WAF

GitHub Advanced Security

Job description

Alarm.com is looking for an Application Security Architect to join our growing security organization—initially as the primary owner of application security, with the opportunity to shape and potentially build the AppSec function over time. You’ll work hands‑on with engineers across the company and lead threat modeling and secure design decisions.

This role spans vulnerability management, secure SDLC integration, code reviews, AI/LLM security, and security tooling across cloud, on‑prem, and IoT