CallTek

CallTek

CallTek provides Technology as a Service (TaaS) solutions, offering support services that empower technology operators and service providers to enhance their operations with comprehensive infrastructure, procurement, and lifecycle support tailored to v...

Internet Software & Services
51-250
Founded 2004

Description

  • Perform penetration testing across network, web, API, and infrastructure environments.
  • Use tools such as Nmap, Burp Suite, Postman, Wireshark/tcpdump, and Netcat to identify and validate vulnerabilities.
  • Analyze findings for false positives and confirm remediation effectiveness.
  • Apply CVSS v3.1 to assess and communicate vulnerability severity.
  • Work with Linux and Windows systems, including basic Active Directory concepts, during testing.
  • Produce clear technical evidence and professional remediation guidance for security stakeholders.

Requirements

  • Bachelor's degree in Computer Science, Information Security, or a related field.
  • Practical experience in network, web, API, and infrastructure penetration testing.
  • Strong knowledge of Nmap, Burp Suite, Postman, Wireshark/tcpdump, Netcat, Linux, Windows, and basic Active Directory concepts.
  • Understanding of CVSS v3.1, vulnerability validation, false positive analysis, and remediation verification.
  • Familiarity with PCI DSS, ISO 27001, SOC2, or audit-driven security evidence is preferred.
  • Ability to write clear technical evidence and professional remediation guidance.
  • Preferred certifications include eJPT, PNPT, CompTIA PenTest+, CEH Practical, Burp Suite Practitioner, or equivalent practical experience.

Interested in this position?

Apply directly on the company website

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