Jul 9, 2026

Senior Security Consultant (Web Application Penetration Tester)

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Join the mission as a Senior Security Consultant. We are seeking a skilled and detail-oriented Penetration Tester to conduct thorough security assessments, identify vulnerabilities, and provide expert recommendations to strengthen our clients' security posture. As a Penetration Tester supporting web applications, you will work closely with clients to deliver clear, actionable reports and contribute to the development of security best practices. Responsibilities: • Conduct engagements on web applications and underlying APIs independently and provide technical oversight • Review reports for accuracy in technical oversight, perform weekly QA oversight, and provide mentoring support to others • Create, deliver, and collaborate on penetration testing reports in diverse client environments, maintaining client-specific processes, reporting standards, and access protocols to help improve their security posture • Research and develop innovative techniques, tools, and methodologies for penetration testing services, alongside commitment to improvement and execution on NetSPI specific products and processes • Participate in development, implementation, and oversight of testing, delivery, and management strategies for key client accounts • Perform administrative tasks related to day-to-day consulting activities to ensure smooth business and engagement operations. Minimum Qualifications: • Bachelor's degree or higher, with a focus on IT, Computer Science, Engineering or Math or equivalent experience • Minimum of 3-5 years of work experience in Penetration Testing • Familiarity with offensive tools, based on applicable skillset (e.g., Kali Linux, Burp Suite, Metasploit, Nessus) • Familiarity with offensive and defensive IT concepts and protocols • Extensive understanding of the OWASP Top 10, MITRE ATT&CK framework, and various security frameworks. • Working knowledge of Windows, Linux and MacOS operating systems internals • Experience mentoring or coaching to growing team members, while sharing knowledge externally through blogs, hosting webinars, or presenting at conferences • Ability to work independently and as part of a team • Proficient communication skills, both written and verbal • Willingness to travel up to 5-10% • This position requires an 8-hour workday, with occasional evenings or weekends necessary to meet project deadlines or critical needs Preferred Qualifications: • Ability to provide technical and QA oversight on web applications and underlying APIs. • Experience in one or more of the following programming or scripting languages (e.g., Ruby, Python, Perl, C, C++, Java, and C#) • Offensive cybersecurity certifications (e.g., GXPN, GPEN, OSCP, GWAPT)