Capital Empresarial Horizonte, Mexican company specializing in Human Resources and Information Technologies, is seeking: **Senior Application Security Pentester** **Conversational English required** **Position based in Guadalajara — 100% on-site** **Requirements:** * Experience in **Application Security**. * Minimum of **8 years of hands-on pentesting experience**. * Excellent knowledge of tools such as **Burp Suite**. * Knowledge of **automation languages**, such as Python, is preferred. * Knowledge of LLMs (Large Language Models) is required. * Strong understanding of the CVSS scoring system. * Curation and **evaluation of vulnerability data** (via multiple platforms/tools) from a manual penetration testing perspective, focusing on real exploitation. * Provide clear, actionable advisory guidance to clients regarding identified findings—both in writing and verbally. * Curation and evaluation of vulnerability data (via multiple platforms/tools) from a code review perspective, to ensure false-positive analysis and deliver objective results to clients. * Provide technical guidance supporting member firms in executing necessary corrective actions and responding to client questions or vulnerability disclosures. * Assist in deploying relevant scanning tools and configurations to enhance practical testing processes. * As needed, support code and network infrastructure assessments to meet client requests. * Knowledge of SAST and SCA is valued. **Typical security testing activities:** * Software/web application/web services penetration testing * Network penetration testing * Mobile application penetration testing * Thick Client penetration testing * Knowledge of scripting languages * Periodic review of test cases **We offer:** * Office hours * 100% payroll employment scheme * Salary open to negotiation based on experience * Statutory benefits * Enhanced benefits (family SGMM, SV coverage of 1 million MXN, grocery vouchers, 30-day Christmas bonus, PTU)