Offensive Security Specialist

Jobbex, a company that empowers people & organizations by matching great talents to great projects is looking for the next Offensive Security Specialist support one of our clients.

If you feel inspired to make a change and if you want to be part of the cool kid on the block, this opportunity is for you!

Be ready to find at Jobbex Portugal the transparent, friendly, and professional work environment you have been looking for.

Responsibilities:

• Perform penetration testing and security assessments across web applications, APIs, cloud, network infrastructure, Active Directory and Entra ID.
• Conduct manual testing, vulnerability validation and attack-path analysis beyond automated tools.
• Use AI-assisted tools to support security research, scripting, payload development and reporting.
• Develop and customise scripts and offensive security tools.
• Produce clear reports covering vulnerabilities, business impact and remediation recommendations.
• Collaborate with development, infrastructure and security teams to support remediation and security improvements.

Requirements:

• Hands-on experience in penetration testing and offensive security.
• Knowledge of Burp Suite, Nmap, Metasploit or equivalent tools.
• Strong understanding of OWASP Top 10, WSTG, API security, Active Directory and Entra ID.
• Scripting/programming skills for automation and tool customisation.
• Experience using AI tools while maintaining strong technical judgement and validation.
• Strong problem-solving, autonomy and critical-thinking skills.
• Fluent English.

Enthusiastic?

Apply and lets talk.

By submitting your application, you authorize Jobbex to process and store your personal data for recruitment purposes, in accordance with applicable data protection laws. Your information may be kept in our talent database for future opportunities.