14 Senior Penetration Tester jobs in Placements24

• Plan, execute, and document network, web application, and mobile application penetration tests.
• Identify and exploit security vulnerabilities in various systems and platforms.
• Perform social engineering attacks and physical security assessments as required.
• Analyze test results and develop clear, concise, and actionable reports for clients.
• Provide expert advice and recommendations for mitigating identified vulnerabilities.
• Stay up-to-date with the latest penetration testing techniques, tools, and methodologies.
• Assist in the development of new testing methodologies and tools.
• Collaborate with client security teams to validate remediation efforts.
• Mentor junior penetration testers and contribute to team knowledge sharing.

• Bachelor's degree in Computer Science, Information Security, or a related field, or equivalent practical experience.
• 5+ years of professional experience in penetration testing and vulnerability assessment.
• Demonstrated proficiency with a wide range of penetration testing tools (e.g., Metasploit, Burp Suite, Nmap, Kali Linux).
• Strong understanding of networking protocols, operating systems, web application security, and cryptography.
• Experience in exploit development or reverse engineering is a significant advantage.
• Excellent written and verbal communication skills, with the ability to articulate technical findings clearly.
• Ability to work independently and manage multiple engagements.
• Relevant certifications such as OSCP, OSCE, CEH, CISSP, or GPEN are highly preferred.
• A passion for ethical hacking and a strong ethical code.

• Perform comprehensive penetration testing on networks, web applications, mobile applications, and cloud environments.
• Conduct simulated phishing campaigns and social engineering exercises.
• Utilize a wide range of penetration testing tools and techniques to identify vulnerabilities.
• Develop detailed reports documenting findings, methodologies, and actionable remediation recommendations.
• Collaborate with development and operations teams to ensure vulnerabilities are addressed effectively.
• Stay current with the latest attack vectors, exploitation techniques, and security threats.
• Assist in the development of secure coding practices and security awareness training.
• Participate in security research and contribute to the advancement of the penetration testing team's capabilities.
• Mentor junior penetration testers and provide technical guidance.

• Bachelor's degree in Computer Science, Cybersecurity, or a related field, or equivalent practical experience.
• Minimum of 5 years of hands-on experience in penetration testing and vulnerability assessment.
• Proficiency with common penetration testing tools (e.g., Metasploit, Burp Suite, Nmap, Wireshark).
• Strong understanding of network protocols, operating systems, and web application security vulnerabilities (OWASP Top 10).
• Experience with scripting languages (e.g., Python, Bash) for automation.
• Excellent report writing and communication skills, with the ability to explain technical findings to both technical and non-technical audiences.
• Demonstrated ability to think creatively and identify novel attack paths.
• Relevant certifications such as OSCP, CEH, GPEN, or GWAPT are highly desirable.
• Experience with cloud environments (AWS, Azure, GCP) security testing is a plus.

Our client is seeking a highly skilled and experienced Senior Penetration Tester to join their elite cybersecurity team, based in Pretoria, Gauteng . This critical role involves proactively identifying vulnerabilities in our client's IT infrastructure, applications, and networks through rigorous testing and simulated attacks. The Senior Penetration Tester will be responsible for planning, executing, and reporting on penetration tests, providing actionable insights to improve the overall security posture. This is a demanding yet rewarding position for a security professional passionate about ethical hacking and defensive security. You will be working with cutting-edge technologies and tackling complex security challenges. The ideal candidate will possess a deep understanding of various attack vectors and exploitation techniques.

• Plan, scope, and execute comprehensive penetration tests on web applications, mobile applications, networks, and cloud environments.
• Identify, exploit, and document security vulnerabilities, assessing their potential impact.
• Develop detailed, actionable reports for technical and non-technical audiences, recommending remediation strategies.
• Perform social engineering assessments, physical security tests, and red teaming exercises as required.
• Stay current with the latest penetration testing methodologies, tools, and exploit techniques.
• Collaborate with development and infrastructure teams to guide vulnerability remediation efforts.
• Contribute to the development and improvement of penetration testing tools and processes.
• Maintain an in-depth understanding of attacker methodologies and threat landscapes.
• Mentor junior penetration testers and share knowledge across the security team.
• Ensure all testing activities are conducted ethically and within defined scope and rules of engagement.

• Bachelor's degree in Computer Science, Information Security, or a related field, or equivalent practical experience.
• Minimum of 5 years of experience in professional penetration testing and vulnerability assessment.
• Demonstrated expertise with a wide range of penetration testing tools (e.g., Metasploit, Burp Suite, Nmap, Wireshark).
• Strong understanding of network protocols, operating systems, web application security, and cryptography.
• Experience in scripting languages (e.g., Python, PowerShell, Bash) for automation of testing tasks.
• Proven ability to identify and exploit complex vulnerabilities, including SQL injection, cross-site scripting (XSS), and buffer overflows.
• Excellent reporting and communication skills, with the ability to clearly articulate technical findings and risks.
• Relevant certifications such as OSCP, CEH, GPEN, or GWAPT are highly desirable.
• Experience with cloud security testing (AWS, Azure) is a significant advantage.
• Ability to work independently and manage multiple testing projects concurrently.

Our client offers a competitive contract rate for this specialized role, with the potential for long-term engagement. This position offers significant flexibility in terms of working hours. Opportunities for continuous professional development and training are provided. As a contractor, you will gain exposure to diverse security challenges and technologies. Reimbursement for relevant certifications and conference attendance may be available. Join our client in Pretoria and contribute your elite hacking skills to protect critical systems.

Our client, a leading consulting firm specializing in cybersecurity services, is seeking a highly skilled Senior Penetration Tester to join their elite offensive security team. This role is pivotal in identifying vulnerabilities and weaknesses in client systems through ethical hacking techniques. You will be responsible for planning, executing, and reporting on penetration tests across various environments, including networks, applications, and cloud infrastructures. The ideal candidate is passionate about cybersecurity, possesses a deep understanding of attack vectors, and is adept at utilizing a wide range of penetration testing tools and methodologies. This is an on-site position based in Queenstown, Eastern Cape, ZA , offering the opportunity to work with a diverse client base and continuously expand your security expertise.

• Plan, conduct, and lead comprehensive penetration tests on network infrastructure, web applications, APIs, and cloud environments.
• Identify and exploit security vulnerabilities, documenting findings in detailed reports.
• Develop proof-of-concept exploits for identified vulnerabilities.
• Conduct social engineering assessments as required.
• Provide expert recommendations for remediation of identified security weaknesses.
• Stay current with the latest penetration testing techniques, tools, and emerging threats.
• Collaborate with client teams to explain findings and guide remediation efforts.
• Contribute to the development of new testing methodologies and service offerings.

• Bachelor's degree in Computer Science, Cybersecurity, Information Technology, or a related field.
• Minimum of 4 years of experience in professional penetration testing.
• Demonstrated expertise in offensive security techniques and methodologies.
• Proficiency with a variety of penetration testing tools (e.g., Metasploit, Burp Suite, Nmap, Wireshark).
• Strong understanding of networking protocols, operating systems, and web application security.
• Experience with scripting languages (e.g., Python, Bash) for automation is highly desirable.
• Relevant certifications such as OSCP, CEH, CISSP, or GPEN are strongly preferred.
• Excellent written and verbal communication skills, with the ability to produce clear and concise technical reports.

Our client offers a competitive salary commensurate with experience and a comprehensive benefits package, including medical aid, life cover, and a retirement annuity. We provide excellent opportunities for professional development, including funding for certifications, training courses, and attendance at leading cybersecurity conferences. This role is based in Queenstown, Eastern Cape, ZA , offering the chance to work on diverse and challenging security projects. Join a team of highly skilled professionals dedicated to advancing the field of offensive security and making a tangible impact on client security.

• Conduct comprehensive penetration tests on web applications, networks, mobile applications, and cloud environments.
• Perform vulnerability assessments and exploit identified weaknesses to demonstrate potential impact.
• Develop detailed and clear reports outlining identified vulnerabilities, their risks, and practical remediation strategies.
• Collaborate with development and IT operations teams to ensure vulnerabilities are addressed effectively.
• Research and stay updated on the latest penetration testing methodologies, tools, and threat landscapes.
• Develop and maintain custom scripts and tools to automate penetration testing tasks.
• Participate in red teaming exercises and other offensive security initiatives.
• Provide expert advice on secure coding practices and security architecture to development teams.
• Mentor junior penetration testers and contribute to the team's knowledge base.

• Bachelor's degree in Computer Science, Cybersecurity, or a related field, or equivalent practical experience.
• Minimum of 5 years of hands-on experience in penetration testing and vulnerability assessment.
• In-depth knowledge of various operating systems (Windows, Linux, macOS), network protocols, and web technologies.
• Proficiency with a wide range of penetration testing tools (e.g., Metasploit, Burp Suite, Nmap, Wireshark).
• Experience with scripting or programming languages (e.g., Python, Bash, PowerShell) for exploit development and automation.
• Understanding of common vulnerabilities and their exploitation (e.g., OWASP Top 10, SANS Top 25).
• Excellent analytical, problem-solving, and reporting skills.
• Ability to work independently and as part of a team.
• Relevant certifications such as OSCP, CEH, GPEN, or CISSP are highly desirable.

• Competitive salary package commensurate with experience.
• Comprehensive health and wellness benefits.
• Opportunities for continuous learning, training, and certification support.
• Work in a dynamic and security-focused environment in Queenstown, Eastern Cape .
• Hybrid work model offering a blend of office and remote flexibility.
• Opportunity to work on diverse and challenging security projects.

• Plan, execute, and document comprehensive penetration tests against web applications, networks, mobile applications, and cloud environments.
• Utilize a variety of advanced penetration testing tools and techniques to identify vulnerabilities, including OWASP Top 10, buffer overflows, SQL injection, and cross-site scripting (XSS).
• Perform social engineering tests to assess human vulnerabilities.
• Analyze test results, identify root causes of vulnerabilities, and provide clear, actionable remediation recommendations.
• Develop detailed penetration testing reports, including executive summaries and technical findings.
• Collaborate with development and IT teams to track remediation efforts and validate fixes.
• Stay up-to-date with the latest attack vectors, threat landscapes, and penetration testing methodologies.
• Participate in red team exercises and adversary simulation engagements.
• Contribute to the development and refinement of penetration testing tools and scripts.
• Mentor junior penetration testers and share knowledge within the security team.

• Bachelor's degree in Computer Science, Cybersecurity, or a related technical field; equivalent practical experience will be considered.
• A minimum of 5 years of hands-on experience in penetration testing and vulnerability assessment.
• Deep understanding of networking protocols, operating systems (Windows, Linux, macOS), web technologies, and common application vulnerabilities.
• Proficiency with a wide range of penetration testing tools (e.g., Metasploit, Burp Suite, Nmap, Wireshark).
• Experience in scripting languages such as Python, Bash, or PowerShell for tool augmentation and automation.
• Knowledge of cloud security principles (AWS, Azure) and container security is advantageous.
• Excellent analytical, problem-solving, and communication skills, both written and verbal.
• Ability to work independently and as part of a collaborative team.
• Proven ability to produce high-quality, detailed technical reports.
• Relevant certifications such as OSCP, OSCE, GPEN, GWAPT, CEH, or CISSP are highly desirable.

• A competitive annual salary of R , reflecting expertise and experience.
• Comprehensive medical, dental, and vision insurance.
• Access to cutting-edge security testing tools and labs.
• Opportunities for professional development, including advanced training and conferences.
• A collaborative and challenging work environment that fosters growth.
• Company-sponsored certifications and continuing education.
• On-site amenities and convenient location in **Stellenbosch, Western Cape**.
• Generous paid time off and holiday allowances.
• Retirement savings plan contributions.
• Regular team events and social activities.

• Plan, execute, and document comprehensive penetration tests on web applications, APIs, networks, and mobile applications.
• Identify and exploit security vulnerabilities, assessing their impact and risk.
• Conduct social engineering tests to evaluate employee awareness and susceptibility.
• Utilize a variety of penetration testing tools and techniques, including manual methods.
• Develop detailed, clear, and concise reports of findings, including evidence and actionable remediation recommendations.
• Collaborate with development and IT teams to discuss vulnerabilities and assist in remediation efforts.
• Stay up-to-date with the latest penetration testing techniques, tools, and threat landscapes.
• Perform security code reviews and provide recommendations for secure development practices.
• Contribute to the development and improvement of penetration testing methodologies and playbooks.
• Maintain ethical conduct and adhere to strict confidentiality agreements.

• Bachelor's degree in Computer Science, Cybersecurity, or a related field, or equivalent practical experience.
• 5+ years of experience specifically in penetration testing and vulnerability assessment.
• Proven ability to conduct black-box, grey-box, and white-box penetration tests.
• Proficiency with a wide range of penetration testing tools (e.g., Metasploit, Burp Suite, Nmap, Wireshark).
• Strong understanding of web application security, network protocols, and common vulnerabilities (e.g., OWASP Top 10).
• Experience in scripting or programming languages (e.g., Python, Bash) for automation.
• Excellent analytical and problem-solving skills.
• Strong written and verbal communication skills, with the ability to produce high-quality technical reports.
• Relevant certifications such as OSCP, CEH, CISSP, or GPEN are highly desirable.
• Demonstrated ability to work effectively in a fully remote capacity.

• Competitive contract rate.
• Fully remote work opportunity, offering maximum flexibility.
• Access to a wide array of advanced security testing tools.
• Opportunity to work on diverse and challenging projects.
• Flexible working hours.
• Be part of a highly skilled and collaborative security community.
• Direct impact on enhancing the security posture of multiple organizations.

Our client, a rapidly expanding fintech company, is seeking a highly skilled and motivated Senior Penetration Tester to join their security assurance team. This role is crucial for identifying vulnerabilities and weaknesses in our client's applications, networks, and infrastructure before malicious actors can exploit them. You will be responsible for planning, executing, and reporting on comprehensive penetration tests, simulating real-world attacks to assess the security posture. This role offers a dynamic work environment with opportunities to test cutting-edge technologies. While this position offers a hybrid work arrangement, requiring some presence in Klerksdorp, North West , it also provides flexibility for remote work, balancing on-site collaboration with individual productivity.

• Plan and execute network, web application, mobile application, and API penetration tests.
• Simulate advanced persistent threats (APTs) and sophisticated attack scenarios.
• Identify, analyze, and document vulnerabilities, including their potential impact and exploitability.
• Develop detailed, actionable reports for technical and non-technical stakeholders, recommending remediation strategies.
• Utilize a variety of penetration testing tools and techniques (e.g., Metasploit, Burp Suite, Nmap).
• Stay current with the latest attack vectors, vulnerabilities, and exploitation techniques.
• Collaborate with development and engineering teams to ensure timely remediation of identified vulnerabilities.
• Contribute to the development and refinement of penetration testing methodologies and tools.
• Mentor junior penetration testers and provide technical guidance.
• Perform code reviews for security flaws in applications.

• Bachelor's degree in Computer Science, Cybersecurity, or a related field, or equivalent demonstrable experience.
• Minimum of 5 years of experience in professional penetration testing.
• Proven experience in identifying and exploiting common and complex vulnerabilities (e.g., OWASP Top 10, SANS Top 25).
• Proficiency with multiple penetration testing frameworks and tools.
• Strong understanding of network protocols, operating systems, and web technologies.
• Excellent report writing and communication skills, with the ability to clearly articulate technical findings.
• Experience in a hybrid work environment, effectively managing time between on-site and remote tasks.
• Relevant certifications such as OSCP, CEH, GPEN, or GWAPT are highly desirable.
• Familiarity with cloud security testing (AWS, Azure, GCP) is a plus.
• Ability to work independently and as part of a collaborative team.

This role offers a competitive contract rate, commensurate with experience and skills. As a contractor, you will benefit from flexibility in your work schedule. Our client provides access to state-of-the-art testing tools and technologies, along with opportunities for continuous learning and professional development. The hybrid model allows for a flexible working arrangement, combining the benefits of on-site collaboration in Klerksdorp, North West with the convenience of remote work. This is an excellent opportunity to engage in challenging and impactful security testing projects.

A leading cybersecurity consulting firm with a strong presence in Nelspruit is seeking an experienced Senior Penetration Tester to join their elite team. This role involves conducting in-depth security assessments of client networks, applications, and systems to identify vulnerabilities and provide expert recommendations for mitigation. You will play a critical role in helping clients strengthen their security defenses against sophisticated threats. This is a challenging and rewarding contract position for a seasoned ethical hacker looking to work on diverse and high-impact projects in the Mpumalanga region.

• Conduct comprehensive penetration tests on networks, web applications, mobile applications, and cloud environments.
• Identify and exploit security vulnerabilities using a variety of tools and manual techniques.
• Perform social engineering assessments and physical security evaluations as required.
• Analyze findings and document vulnerabilities in detailed, professional reports for clients.
• Provide clear, actionable recommendations for remediation of identified security weaknesses.
• Stay up-to-date with the latest penetration testing methodologies, tools, and techniques.
• Communicate effectively with clients to understand their environments and present findings.
• Assist in the development and refinement of penetration testing methodologies and standards.
• Mentor junior penetration testers and share knowledge within the team.
• Maintain strict confidentiality and ethical conduct throughout all engagements.

• Bachelor's degree in Computer Science, Cybersecurity, or a related field, or equivalent practical experience.
• 5+ years of experience in professional penetration testing and security assessment.
• Deep understanding of common vulnerabilities, attack vectors, and exploitation techniques.
• Proficiency with a wide range of penetration testing tools (e.g., Metasploit, Burp Suite, Nmap, Wireshark).
• Experience in scripting and programming (e.g., Python, PowerShell) for developing custom tools or automating tasks.
• Strong knowledge of network protocols, operating systems, and web technologies.
• Excellent reporting and documentation skills, with the ability to articulate technical findings to both technical and non-technical audiences.
• Relevant industry certifications such as OSCP, CEH, GPEN, or CISSP are highly desirable.
• Proven ability to work independently and manage project timelines.
• Strong ethical compass and professional integrity.

This is a high-earning contract role with a competitive rate reflecting the senior nature of the position. Our client provides excellent opportunities for professional growth, including access to advanced training, cutting-edge tools, and exposure to diverse client environments across Nelspruit and surrounding areas. Work on challenging and engaging security projects with a highly skilled team. The firm values work-life balance and offers flexible engagement terms for contractors. This contract offers a significant opportunity to enhance your consulting portfolio.