Since 1998, Lostar has been a pioneer in Information Security, offering tailored solutions across penetration testing, compliance with global standards (COBIT, ISO 27001, ISO 22301, ISO 20000), and comprehensive employee security training. With offices in Istanbul, London, and Sakarya, we deliver exceptional service and value, driven by a commitment to technical excellence and client satisfaction. Join us in shaping the future of cybersecurity.

As a Penetration Tester at Lostar, you will lead comprehensive security assessments, including web applications, internal networks, and Active Directory. Engage in Red Team simulations and vulnerability scanning to protect our clients' digital assets. This role offers primarily remote work with occasional on-site visits, providing flexibility and a collaborative work environment.

• Experience: Minimum 2 years in penetration testing.
• Skills: Proficiency in internal testing, exploit development, and Red Team tactics.
• Education: Higher education degree required.
• Certifications: OSCP, OSEP, GPEN preferred.

• Responsibilities: Conduct vulnerability scans, identify risks, participate in Red Team activities, and adapt to ad hoc tasks.
• Benefits: Health insurance, career development programs, and flexible working hours.