Senior Penetration Tester

Cybercx Uk

$100K — $120K *
US-AnywhereRemote in United States
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Proficiency in penetration testing tools (Metasploit, Burp Suite, Nmap) and scripting (Python, Bash, JavaScript)
  • Penetration testing certifications such as OSCP preferred
  • A minimum of 2 years in a cyber or security testing role
  • Excellent communication skills for diverse audiences
  • Strong understanding of networking, operating systems, and web application security
  • Tertiary qualification in relevant field or equivalent experience

Responsibilities

  • Deliver comprehensive penetration tests across applications, networks, and infrastructures
  • Perform STA services to a high standard with supervision
  • Prepare detailed security reports and make recommendations
  • Build lasting relationships with diverse customers and explore new opportunities
  • Contribute to a culture of collaboration and accountability
  • Assist with R&D and practice improvement initiatives under supervision
  • Stay updated on emerging cybersecurity threats and tools

Benefits

  • Inclusive workplace culture promoting empowerment and collaboration
  • Opportunities for professional development and R&D involvement
  • Access to cutting-edge tools and techniques in cybersecurity
  • Support from senior team members in skill development
Full Job Description
21st July, 2026

Position Summary
The Penetration Tester is responsible for carrying out penetration testing, vulnerability assessment activities, and any other security activities with oversight/support from a more senior team member and providing security expertise to CyberCX clients.

Key Responsibilities
  • Deliver application, network, systems, and infrastructure penetration tests for customers, using creative and outside the box solutioning to explore unconventional attack paths.
  • Ability to perform the top five and emerging STA services offered by the Practice to a high standard with adequate supervision
  • Prepare high-quality reports detailing security issues, making recommendations, and identifying solutions, contribute to presentations and discussions with customers around testing performed, key results, recommendations, and the next steps
  • Build and promote strong, long-lasting relationships with a diverse range of customers, and identify and explore opportunities within existing and new customers
  • Contribute to a culture of empowerment, collaboration, and accountability through consistent employee engagement
  • Assist with R&D, innovation, and practice improvement activities, under supervision
  • Stay current with emerging threats, tools, and techniques in the cybersecurity landscape
  • Meet utilization targets and ensure on-budget delivery
Preferred Qualifications, Experience & Skills
  • Proficiency in penetration testing tools such as Metasploit, Burp Suite, Nmap, and custom scripting in Python, Bash, or JavaScript.
  • Penetration testing certifications such as OSCP preferred but not essential.
  • A minimum of 2 years as a security testing practitioner / cyber practitioner in which you have developed capability in managing client expectations, time management, technical delivery and report writing.
  • Excellent written and verbal communication skills with the ability to explain technical findings to both technical and non-technical stakeholders.
  • Strong knowledge of networking, operating systems (Linux, Windows, Active Directory), and web application security.
  • Tertiary qualification in information systems, software development or a similar field, or equivalent industry experience.
Applicants must be US Citizens eligible for Security Clearance.

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