Staff Offensive Security Engineer (Fintech)

TL;DR

Staff Offensive Security Engineer (Fintech): Planning and executing red team exercises and security assessments across applications and infrastructure with an accent on adversarial simulation and threat modeling. Focus on strengthening detection and response capabilities, developing custom testing tools, and remediating high-impact security risks.

Location: Must be based in Menlo Park, CA with in-person attendance expected at least 3 days per week.

Salary: $169,000 – $255,000 USD (Base pay range depending on location zone)

Company

A mission-driven fintech company building the future of financial access for all.

What you will do

• Plan and execute complex red team exercises and long-term adversarial simulations.
• Perform threat modeling and penetration testing across cloud, infrastructure, and application environments.
• Collaborate with engineering teams to remediate identified security risks and drive vulnerability improvements.
• Mentor junior security engineers and evangelize offensive security findings across the organization.
• Develop custom scripts and tools to automate security testing and improve detection readiness.
• Lead security incident response efforts when red team findings warrant immediate attention.

Requirements

• 8+ years of experience in red team operations or advanced penetration testing.
• Deep understanding of the MITRE ATT&CK framework and defensive evasion techniques.
• Proficiency in Python, Go, and JavaScript.
• Extensive experience with modern software stacks including Kubernetes, Docker, AWS, and GCP.
• Strong background in security fundamentals including access, identity, and network protocols.
• Excellent communication skills with the ability to translate technical findings for executive stakeholders.

Nice to have

• Proven track record in the Financial Technology domain.
• Previous experience as a technical lead in large-scale organizations.

Culture & Benefits

• 100% paid health insurance for employees with 90% coverage for dependents.
• Generous paid time off, parental leave, and flexible company holidays.
• Annual lifestyle wallet for personal wellness and professional learning.
• Comprehensive family forming and fertility support benefits.
• Lively office environment with catered meals and commute assistance.