Lead Penetration Tester

An exciting opportunity is available for an experienced Lead Penetration Tester to join a high-performing cyber security team within a large federal government environment.

In this role, you will lead the delivery of complex penetration testing and vulnerability assessment activities across enterprise systems, helping to identify security weaknesses and strengthen cyber resilience. You will also provide expert technical advice, influence security practices, and mentor team members. The successful person will be a highly skilled cyber security professional with a strong background in penetration testing within complex environments.

Key Responsibilities:

• Lead and deliver penetration testing and vulnerability assessments across applications, infrastructure and enterprise platforms
• Conduct advanced threat simulations to identify weaknesses in security controls
• Develop and execute security testing plans and methodologies
• Provide technical leadership and oversight of testing activities and findings 
• Analyse and report on vulnerabilities, including clear remediation recommendations 
• Collaborate with system owners to define scope and ensure effective remediation
• Drive continuous improvement of tools, techniques and procedures
• Mentor and coach team members, supporting capability uplift and knowledge transfer 
• Contribute to security standards, risk assessments and governance activities

Key Experience:

• Proven experience leading complex penetration testing engagements and simulated attack exercises
• Deep expertise across web, mobile and infrastructure testing
• Strong understanding of security vulnerabilities, controls and risk management
• Experience providing technical advice to senior stakeholders
• Ability to lead teams, set priorities and manage competing workloads
• CREST, OSCP/OSCE, CEH, GIAC, or CompTIA Security+/PenTest+ (or equivalent)
• AGSVA NV1 clearance required (Baseline may be considered)

What's on Offer:

• Hybrid working arrangement with 2-3 days in the office
• 12 month contract + 2x 12-month extension options
• Opportunity to support the cyber uplift for a major Federal agency
• Influence enterprise-level security posture and resilience

Due to the nature of this role, this job is open to Australian Citizens only.

Calleo is an equal opportunity employer and we encourage applications from all people including Aboriginal and Torres Strait Islander peoples.

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