> Markdown version of [/jobs/ext/4543490-staff-security-engineer-penetration-tester-in-seattle](https://www.wearedevelopers.com/jobs/ext/4543490-staff-security-engineer-penetration-tester-in-seattle). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Staff Security Engineer (Penetration Tester) in Seattle

- **Company:** Energy Jobline
- **Location:** Seattle, WA, United States
- **Experience:** Expert
- **Salary:** $152,000.0 - $261,000.0
- **Contract:** Permanent contract
- **Skills:** Java (Programming Language), Amazon Web Services, Software System Penetration Testing, Burp Suite, Command-Line Interface, Cloud Computing, Computer Programming, Data Centers, Linux, Python (Programming Language), Kali Linux, Nmap, Red Team (Cyber Security), TCP/IP, Metasploit, Operating System Security, Api Management
- **Published:** November 3, 2026
- **Apply:** https://www.energyjobline.com/job/staff-security-engineer-penetration-tester-seattle-32140419

## About the Role

* 5+ years of technical work experience in offensive security
\n

 * Proficiency on web, mobile and API testing
\n

 * Experience with common penetration testing security tools (e.g., Burp Suite, Metasploit, Kali Linux, Nmap)
\n

 * Good understanding of OS security (e.g., Linux) and networking (TCP/IP)
\n

 * Proficiency with command-line tools and Linux
\n

 * Confident with at least one programming (e.g., Python, Java) in order to develop scripts and tools that could aid the testing activities.
\n, * Experience in cloud (e.g., AWS) and understanding the between Cloud and traditional data-center environments.

## Description

We are looking for a new Red Team member in our Seattle office. The ideal candidate will be passionate around security and will love to dive deep in order to understand and exploit a potential security vulnerability. If you love finding security weaknesses and use those findings to bypass technical security controls, we would love to hear from you.