Senior AI & App Security Architect

DNV; Houston (TX); Hybrid; USD 180,000 - 230,000; Full time

Benefits offered by this job

Generous paid time off

Medical and Dental benefits

401(k) with company match

Hybrid work schedule

Job summary

DNV Energy Systems seeks a senior security leader to secure architectures, AI-enabled systems, and delivery pipelines. You will design reusable security patterns, lead threat modeling, and drive containment of vulnerabilities across multi-tenant cloud environments.

You will collaborate with engineering teams, mentor senior engineers, and ensure secure development practices are integrated into delivery. Hybrid role based in Houston or Oakland with a strong emphasis on secure automation and

Qualifications

• 8+ years of experience in application security or secure software engineering.
• Degree in CS or related field welcome but not required.
• Deep application and API security expertise: authentication, authorization, session management, data protection, input validation, multi-tenant isolation.
• Experience reviewing, writing, testing, and improving production‑quality code in cloud apps.
• Experience leading source-code reviews, security testing, threat modeling, and architecture reviews.

Responsibilities

• Secure architecture and AI security patterns across applications, APIs, cloud platforms, and AI-agent systems.
• Lead authorized security testing, threat modeling, and remediation with CI/CD integration.
• Remediate root causes, validate fixes, and create regression tests with preventive controls.

Skills

Application security

Threat modeling

Secure software engineering

CI/CD security tooling

Cloud security

English communication

Education

Bachelor's degree in Computer Science or related field

Tools

Veracode

Burp Suite Professional

Azure

AWS

Job description

DNV Energy Systems seeks a senior security leader to secure architectures, AI-enabled systems, and delivery pipelines. You will design reusable security patterns, lead threat modeling, and drive containment of vulnerabilities across multi-tenant cloud environments.

You will collaborate with engineering teams, mentor senior engineers, and ensure secure development practices are integrated into delivery. Hybrid role based in Houston or Oakland with a strong emphasis on secure automation and