Senior Security Architect - Zero Trust & AI-Driven Security

118-WW TMG MFG OPS; Dallas (TX); On-site; USD 150,000 - 200,000; Full time

Job summary

Texas Instruments in Dallas invites a Senior Cybersecurity Architect to lead enterprise security architecture initiatives, combining hands-on design with technical leadership. You will guide Zero Trust programs, develop reference architectures, and mentor teams across security, infrastructure, and development.

The role requires deep threat modeling, risk balancing, and collaboration with cross-functional partners to embed security by design across complex systems.

Qualifications

• Bachelor's degree in Computer Science, Cybersecurity, or related field.
• 8+ years of security architecture experience.
• Experience leading threat modeling for complex enterprise systems (data flow, trust boundaries, STRIDE and PASTA).

Responsibilities

• Lead design and implementation of enterprise security strategies including Zero Trust.
• Develop security architecture patterns, reference architectures, and standards.
• Conduct threat modeling and security reviews for critical systems.
• Translate requirements into actionable architectures balancing risk and feasibility.
• Evaluate integration of security technologies across the enterprise stack.
• Mentor junior and mid-level security engineers and architects.
• Collaborate with enterprise architecture, infrastructure, and development teams to embed security into solution designs.
• Drive innovation through R&D, PoCs, and adoption of emerging technologies.
• Provide technical coaching through architecture reviews and design discussions.

Skills

Threat modeling

Security architecture

Zero Trust Architecture

Mentorship

Cloud security

AI tooling

Education

Bachelor's degree in Computer Science/Cybersecurity/Computer Engineering

Tools

STRIDE

PASTA

AI tooling

Job description

Texas Instruments in Dallas invites a Senior Cybersecurity Architect to lead enterprise security architecture initiatives, combining hands-on design with technical leadership. You will guide Zero Trust programs, develop reference architectures, and mentor teams across security, infrastructure, and development.

The role requires deep threat modeling, risk balancing, and collaboration with cross-functional partners to embed security by design across complex systems.