Staff Security Engineer (Penetration Tester)

Location: Seattle, USA; role based in the Seattle office

Salary: $152,000–$261,000 per year base pay, plus a potential annual bonus of 0–20%.

Company

hirify.global is a large global public e-commerce company building shopping, food, and lifestyle services, combining startup culture with substantial organizational resources.

What you will do

• Perform penetration testing across web, mobile, API, and network environments.
• Identify security weaknesses and test methods for bypassing technical security controls.
• Provide remediation guidance and improvements for vulnerabilities discovered during engagements.
• Conduct threat actor simulation activities and red team campaigns.
• Develop scripts and tools to support offensive security testing.

Requirements

• 5+ years of technical experience in offensive security.
• Proficiency in web, mobile, and API security testing.
• Experience with penetration testing tools such as Burp Suite, Metasploit, Kali Linux, and Nmap.
• Strong understanding of operating system security, Linux, networking, and TCP/IP.
• Proficiency with command-line tools and at least one programming language, such as Python or Java.
• Fluent Korean and English are preferred.

Nice to have

• Experience in e-commerce.
• Cloud experience, including AWS, and understanding of cloud versus traditional data-center environments.
• Knowledge of the Cyber Kill Chain and MITRE ATT&CK framework.
• Computer Science, Computer Engineering, or a related technical degree.
• Recognized offensive security certifications such as OSCP, OSCE, OSED, CREST, or SANS.

Culture & Benefits

• Medical, dental, vision, life, AD&D, disability, FSA, and HSA benefits.
• 401(k) plan with company match.
• 18–21 paid time-off days annually, based on tenure, plus 12 public holidays.
• Six weeks of paid parental leave and pre-tax commuter benefits.
• Employee assistance program and free electric car charging.

Hiring process

• Application review.
• Phone interview.
• Onsite or virtual onsite interview, followed by an offer.