Security Engineer, Application Security (Fully Remote)

Quartermaster AI; United States; Remote; USD 145,000 - 210,000; Full time

Benefits offered by this job

Flexible remote work

Medical, dental, and vision benefits

Job summary

Quartermaster AI is seeking a hands-on senior security architect responsible for application security across cloud and edge systems, leading threat models, secure design reviews, and full-scope security assessments for web, API, and backend services.

You will integrate and tune SAST, DAST, SCA, and CodeQL in CI/CD, drive remediation with engineering, and advance the secure SDLC with developer-focused training.

Qualifications

• Extensive hands-on experience in application security across cloud and edge architectures.
• Ability to lead cross-functional security initiatives and communicate risk.

Responsibilities

• Lead threat models, secure design reviews, and full-scope application security assessments across web, API, cloud, and backend services.
• Integrate and tune SAST, DAST, SCA, and CodeQL in CI/CD, and drive vulnerability remediation with engineering teams.
• Develop paved-road tooling, mature the secure SDLC, and deliver developer-focused security training.

Skills

Threat modeling

Secure design reviews

Vulnerability remediation

Cloud security

Edge security

Security training

Security standards

Tools

CodeQL

SAST

DAST

SCA

CI/CD tooling

Job description

• Quartermaster AI builds AI and robotics systems for maritime domain awareness in contested environments.
• This is a hands-on senior role owning application security across cloud and edge systems with broad autonomy.

Responsibilities:

• Lead threat models, secure design reviews, and full-scope application security assessments across web, API, cloud, and backend services.
• Integrate and tune SAST, DAST, SCA, and CodeQL in CI/CD, and drive vulnerability remediation with engineering teams.
• Develop paved-road tooling, mature the secure SDLC, and deliver developer-focused security training.

Why Join:

• Work on high-stakes maritime and national-security infrastructure with real-world impact.
• Significant autonomy to shape security standards and tooling across the engineering org.
• Flexible remote work with competitive salary and comprehensive medical, dental, and vision benefits.

Quartermaster AI leverages cutting-edge AI and robotics to make the ocean a safe and sustainably managed resource. It is a fast-moving, rapidly scaling defense-tech startup with a mission-driven culture and significant autonomy for engineers.