Senior Penetration Tester - Offensive Security Expert (Hybrid)

Placements24; Tijuana; Hybrid; MXN 600,000 - 1,000,000; Full time

Benefits offered by this job

Competitive salary

Performance bonuses

Health benefits

Hybrid work model

Career growth

Job summary

Placements24 is seeking a Senior Penetration Tester to join our offensive security team in Tijuana. You will simulate real-world cyberattacks, identify vulnerabilities in systems, networks, and applications, and provide actionable remediation guidance to strengthen security postures.

The ideal candidate has 5+ years of hands-on experience with black-box, grey-box, and white-box testing, plus strong reporting and communication skills.

Qualifications

• Bachelor's degree in Computer Science, Cybersecurity, Information Technology, or related field; or equivalent practical experience.
• 5+ years of experience in penetration testing and ethical hacking.
• Proven experience conducting black-box, grey-box, and white-box penetration tests.
• In-depth knowledge of OWASP Top 10 vulnerabilities and exploitation techniques.
• Proficiency with various penetration testing tools and frameworks.
• Experience with scripting languages (Python, Bash) for automation and tool development.
• Strong understanding of network protocols, OS, and web tech.
• CISSP/OSCP/CEH/CISP/GPEN desirable.

Responsibilities

• Plan, scope, and execute penetration tests against web apps, networks, APIs, and mobile apps.
• Identify, exploit, and document vulnerabilities (SQLi, XSS, auth bypass, buffer overflows).
• Utilize Burp Suite, Metasploit, Nmap and related tools.
• Perform red team exercises to simulate advanced threats.
• Conduct thorough recon and information gathering on targets.
• Develop clear penetration test reports with executive summaries and remediation recommendations.
• Present findings to clients and technical teams.
• Stay updated on latest attack vectors and security trends.
• Contribute to development of proprietary testing tools and methodologies.
• Maintain ethical standards and confidentiality.

Skills

Penetration testing

Ethical hacking

Report writing

Communication skills

Automation scripting

Education

Bachelor's degree in CS / Cybersecurity

Tools

Burp Suite

Metasploit

Nmap

Python

Bash

Job description

Placements24 is seeking a Senior Penetration Tester to join our offensive security team in Tijuana. You will simulate real-world cyberattacks, identify vulnerabilities in systems, networks, and applications, and provide actionable remediation guidance to strengthen security postures.

The ideal candidate has 5+ years of hands-on experience with black-box, grey-box, and white-box testing, plus strong reporting and communication skills.