Principal Application Security Engineer - Hybrid/Remote

Randolph-Brooks Federal Credit Union; San Antonio (TX); Hybrid; USD 140,000 - 210,000; Full time

Benefits offered by this job

401(k) with matching incentives up to

Medical, vision and dental benefits

Tuition reimbursement

Life insurance

Paid time off

Parental leave

Company-paid benefits including long‑t

Job summary

Randolph-Brooks Federal Credit Union is seeking a Principal Application Security Engineer to lead security strategy and architecture across the organization in a hybrid work model after initial training. The role requires mentoring security and engineering teams, defining secure development standards, and driving risk-reducing initiatives in cloud, API, and platform security.

Ideal candidates will have 5+ years in application security, strong leadership, and proven ability to influence senior

Qualifications

• Bachelor's degree in Computer Science, MIS, Cybersecurity, Information Technology, or equivalent.
• Minimum of 5 years in application security, product security, security engineering, software engineering, or related discipline.
• Mastery of threat modeling, secure architecture, code review, application and API security, vulnerability management, cloud-native security, container security, and security automation.
• Proven experience designing or influencing large-scale platforms, distributed systems, cloud environments, developer platforms, or security engineering capabilities.
• Advanced software engineering capability in one or more production languages and a track record of designing maintainable tooling, platforms, or controls.
• Ability to define strategy and standards while remaining hands-on to evaluate designs, review critical code, guide prototypes, and resolve engineering problems.
• Exceptional systems thinking and technical judgment for risk reduction and business impact.
• Executive-level written and verbal communication to influence across boundaries.
• Demonstrated leadership through mentoring and momentum across initiatives.
• High integrity and accountability for enterprise outcomes.

Responsibilities

• Define multi-year security strategy and roadmaps for applications and products.
• Lead security architecture, threat modeling, and design for high-risk systems.
• Establish guardrails, secure defaults, reference architectures, and engineering standards.
• Architect scalable security platforms, automation, telemetry, risk analytics, and CI/CD controls.
• Identify systemic risks and sponsor programs addressing AI security and supply chain risk.
• Provide guidance for vulnerabilities, incidents, risk acceptances, and major technology transformations.
• Define metrics linking engineering practices to risk reduction and business outcomes.
• Influence senior leaders to adopt strategic security improvements.
• Mentor engineers and participate in industry forums and vendor engagements.

Skills

Threat modeling

Secure architecture

Code review

API security

Vulnerability management

Cloud security

Container security

Security automation

Executive communication

Leadership

Education

Bachelor's degree in CS / MIS / Cybersecurity

Job description

Randolph-Brooks Federal Credit Union is seeking a Principal Application Security Engineer to lead security strategy and architecture across the organization in a hybrid work model after initial training. The role requires mentoring security and engineering teams, defining secure development standards, and driving risk-reducing initiatives in cloud, API, and platform security.

Ideal candidates will have 5+ years in application security, strong leadership, and proven ability to influence senior