- Job Type Full Time
- Qualification BA/BSc/HND
- Experience
- Location Lagos
- Job Field ICT / Computer 
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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