Jobs

Penetration Tester (Ethical Hacker) at GVA Partners

  • Job Type Full Time
  • Qualification BA/BSc/HND
  • Experience
  • Location Lagos
  • Job Field ICT / Computer&nbsp

Penetration Tester (Ethical Hacker) at GVA Partners

Penetration Tester (Ethical Hacker)

Job Summary

  • We are seeking a skilled and driven penetration tester with a hacker mindset to proactively Simulate real world attacks to identify, assess and exploit security vulnerabilities.
  • You’ll be part of a fast-paced security team, expected to think like an adversary while maintaining ethical standards and compliance.
  • You must be capable of both automated and manual testing, custom script writing, and producing detailed yet understandable reports.

Key Responsibilities

  • Conduct black-box, gray-box, and white-box penetration tests on: organization’s Web apps, Mobile apps, APIs.
  • Perform social engineering and phishing simulation campaigns
  • Develop and execute custom exploits where necessary
  • Document proof-of-concept exploits and provide risk-ranked findings
  • Conduct red team exercises simulating advanced persistent threats (APT)
  • Analyze security findings from Hacker One and recreate vulnerabilities
  • Collaborate with developers, Appsec Team, DevOps, and product teams to provide remediation guidance
  • Stay current on CVEs, exploits, hacker tools, and threat actor techniques (TTPs)
  • Weekly updates and debriefs with stakeholders
  • Manual Application and Api Penetration testing based on Owasp top 10 (Mobile,Web,Api)

Minimum Requirements

  • Proven experience in offensive security or ethical hacking
  • Demonstrated history with Bug Bounty programs or CTF competitions
  • Deep understanding of web technologies, cloud platforms, and modern infrastructure
  • Ability to write and explain exploits or security PoCs clearly
  • Strong report writing and communication skills

Tools and Platforms (it’s expected to have a knowledge of how to use at least one of each of the listed tools):

  • Burp Suite, OWASP ZAP, Nmap,
  • Mobile security tools: MobSF, Frida, jadx, Objection, genny motion, Andriod studio.
  • Kali Linux, Parrot OS, custom scripts in Python, Bash, PowerShell.
  • Postman, for API testing
  • Security Standards & Compliance
  • OWASP Top 10 (Web, API, Mobile)
  • CIS Benchmarks
  • NIST 800-53, ISO/IEC 27001

Preferred Qualifications:

  • CEH, OSCP, OSCE, GPEN, or similar certifications
  • Experience working in CI/CD environments and with DevSecOps teams
  • Programming or scripting experience (Python, JavaScript, Nodejs, php, Go, Bash)

Method of Application

Interested and qualified candidates should send their CV and Cover Letter to: contact@gvapartners.com and copy: tisea@gvapartners.com using the Job Title as the subject of the email.

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