Staff Engineer - Remote Offensive Security Lead

SendGrid; United States; On-site; USD 164,640 - 205,800; Full time

Benefits offered by this job

Health care insurance

401(k) retirement plan

Paid time off

Job summary

Twilio is seeking a Staff Engineer to act as a Technical Lead for advanced security engagements. You will design complex attack chains, develop custom payloads, and guide remediation with engineering teams.

The role emphasizes red team operations, AI/LLM probing, cloud and container security, and collaboration with SIRT to tune SIEM alerts. Remote-friendly with location-based considerations.

Qualifications

• 7–10 years in offensive security or bug bounty.
• Expert in MITRE ATT&CK and OWASP Top 10 for web and LLMs.

Responsibilities

• Lead full-stack penetration testing of web apps, APIs, and mobile apps.
• Conduct network and cloud level audits.
• Validate vulnerabilities and eliminate false positives.

Skills

MITRE ATT&CK knowledge

OWASP Top 10

Scripting in Python or Bash

Python/C++

Adversarial ML understanding

Education

OSCP or OSWE or GXPN

OffSec certifications

Tools

Burp Suite

Nmap

Metasploit

Wireshark

LangChain

TensorFlow

Cobalt Strike/Sliver Havoc

Job description

Twilio is seeking a Staff Engineer to act as a Technical Lead for advanced security engagements. You will design complex attack chains, develop custom payloads, and guide remediation with engineering teams.

The role emphasizes red team operations, AI/LLM probing, cloud and container security, and collaboration with SIRT to tune SIEM alerts. Remote-friendly with location-based considerations.