Senior Penetration Tester

clan Portugal
Remote
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AI Summary

Conduct hands-on security assessments to web applications, APIs, and infrastructure. Develop proof-of-concept exploits and provide step-by-step reproduction steps. Collaborate with the Lead Tester on quality assurance and peer review processes.

Key Highlights
Conduct grey-box penetration testing
Develop proof-of-concept exploits
Collaborate with Lead Tester
Key Responsibilities
Conduct grey-box penetration testing across all OWASP ASVS categories
Perform testing in isolated environments
Document all findings in real-time
Develop proof-of-concept exploits and provide step-by-step reproduction steps
Conduct retesting of previously identified vulnerabilities after implemented fixes
Participate in planning and scoping discussions
Review asset documentation, technical specifications, and source code (when provided)
Write clear, structured technical findings in English suitable for both technical and executive audiences
Comply with our partner's Rules of Engagement (ROE) and security protocols
Report Critical vulnerabilities immediately and High vulnerabilities within 24 hours
Collaborate with the Lead Tester on quality assurance and peer review processes
Technical Skills Required
OWASP ASVS OWASP Top 10 Burp Suite Pro OWASP ZAP SQLMap Nikto Nmap Metasploit Wireshark Python Bash
Benefits & Perks
Direct employment contract
100% remote work model
Nice to Have
OSWE
GWAPT
GXPN
CEH

Job Description


We are looking for Senior Pentester as technical specialists who execute hands-on security assessments to web applications, APIs, and supporting infrastructure.



O que terás de fazer

- Conduct grey-box penetration testing across all OWASP ASVS categories (authentication, session management, input validation, cryptography, etc.);

- Perform testing in isolated environments;

- Document all findings in real-time;

- Develop proof-of-concept exploits and provide step-by-step reproduction steps;

- Conduct retesting of previously identified vulnerabilities after implemented fixes;

- Participate in planning and scoping discussions;

- Review asset documentation, technical specifications, and source code (when provided);

- Write clear, structured technical findings in English suitable for both technical and executive audiences;

- Comply with our partner's Rules of Engagement (ROE) and security protocols;

- Report Critical vulnerabilities immediately and High vulnerabilities within 24 hours;

- Collaborate with the Lead Tester on quality assurance and peer review processes.

O que deves garantir

- Experience Minimum 3 years conducting web application penetration testing;

- Familiarity with OWASP ASVS, OWASP Top 10, and secure coding principles;

- Strong written and verbal English skills for technical reporting;

- Certifications OSWE, GWAPT, GXPN, CEH, or equivalent are considered assets but not mandatory.

- Proficiency with industry-standard penetration testing tools:

Web Application: Burp Suite Pro, OWASP ZAP, SQLMap, Nikto;

Network/Infrastructure: Nmap, Metasploit, Wireshark;

Custom Tooling: Ability to develop scripts (Python, Bash) for specialized testing;

- Experience conducting authenticated testing (using provided credentials);

- Ability to perform code-assisted assessments when source code is available;

- Strong analytical skills to identify root causes and assess business impact;

- Experience testing large-scale, multi-tier, or cloud-hosted environments.

O que te proporcionamos

- Direct employment contract with the client;

- 100% remote work model.


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