Penetration Tester

Atos; Bydgoszcz; Hybrid; PLN 120,000 - 170,000; Full time

Benefits offered by this job

Hybrid work model

Private medical care

Benefits platform

Multisport + b-active

Gift packages for Easter, Christmas

Atos Jubilee gifts

Charity and eco-friendly initiatives

Job summary

Atos Group in Poland is seeking a skilled Penetration Tester to join our security team. You will perform application and infrastructure penetration tests, security reviews, and threat assessments for global clients, using leading tools and methodologies.

The role requires at least 3 years in information security, hands-on experience with web app testing (OWASP), and familiarity with Kali, Metasploit, Nessus and Burp. We offer hybrid work, continuous learning, and a strong security culture.

Qualifications

• Minimum 3 years in information security.
• Experience in testing web applications (OWASP Testing Guide).
• Familiar with security verification tools (Kali, Metasploit, Nessus, Wireshark).
• Programming and scripting: JavaScript, PHP, Java; strong Linux/Windows knowledge.
• Certifications CEH, OSCP or CISSP are a plus.

Responsibilities

• Perform application and infrastructure penetration tests.
• Conduct physical security reviews and optional social engineering tests.
• Review requirements for information security solutions.
• Review security of designs, code and deployments across platforms.
• Participate in security assessments of networks, systems and applications.
• Contribute to ongoing improvement of methodologies and assets.

Skills

Information Security

Penetration testing

Web security testing

Linux

Windows

JavaScript

PHP

Java

Education

CEH

OSCP

CISSP

Tools

Kali

Metasploit

Nessus

Wireshark

Burp

IBM AppScan

Job description

About Atos Group

Atos Group is a global leader in digital transformation with c. 67,000 employees and annual revenue of c. €10 billion, operating in 61 countries under two brands — Atos for services and Eviden for products. European number one in cybersecurity, cloud and high performance computing, Atos Group is committed to a secure and decarbonized future and provides tailored AI-powered, end-to-end solutions for all industries. Atos Group is the brand under which Atos SE (Societas Europaea) operates. Atos SE is listed on Euronext Paris. The purpose of Atos Group is to help design the future of the information space. Its expertise and services support the development of knowledge, education and research in a multicultural approach and contribute to the development of scientific and technological excellence. Across the world, the Group enables its customers and employees, and members of societies at large to live, work and develop sustainably, in a safe and secure information space.

Role Overview

We are currently looking for a skilled Penetration Tester to join our team. If you're passionate about uncovering vulnerabilities, performing in-depth security assessments, and working with global clients on cutting-edge infrastructure and application security, we’d love to hear from you.

Responsibilities

• Performing application and infrastructure penetration tests
• Performing physical security review and social engineering tests for our global clients (optional)
• Review and define requirements for information security solutions
• Perform security reviews of application designs, source code and deployments as required, covering all types of applications (web application, web services)
• Perform security reviews of infrastructure (internal, external, cloud, on-prem), complex multi-platform software solutions
• Participate in Security Assessments of networks, systems and applications
• Work on improvements for provided security services, including the continuous enhancement of existing methodology material and supporting assets

Professional Experience Focused On The Following Areas

• A minimum of 3 years of professional experience in the field of "Information Security"
• Experience in the operation and safety assessment of Web applications (OWASP Testing Guide, Burp, IBM AppScan)
• Experience in dealing with relevant tools for security verification and penetration testing (Kali, Metasploit, Nessus, Wireshark)
• Experience with programming and scripting languages (JavaScript, PHP, Java) and very good knowledge of Linux and Windows systems
• Certification CEH, OSCP, CISSP (good to have)

What We Offer

• Hybrid work you can truly shape – friendly model designed for real work‑life balance (max. 2 office days per month, depending on location).
• Feel good at work – passion‑sharing meetups, team moments and initiatives that bring people together.
• Grow your skills – courses and certifications (Google Cloud, AWS, ITIL).
• Level up professionally – conferences, expert communities, knowledge hubs.
• Private medical care – because feeling safe matters.
• Benefits platform – discounts for shopping, cinema, sports and more.
• Stay active your way – co‑funding for Multisport + b‑active program.
• A little extra on special days – gift packages for Easter, Christmas and Children’s Day.
• We appreciate experience – additional days off and Atos Jubilee gifts.
• Give back together – charity and eco‑friendly initiatives.

The company follows an equal opportunity policy and does not permit any form of discrimination based on gender, disability, age, origin, sexual orientation, or any other protected characteristic. All employment decisions are made solely on the basis of competence and qualifications.

Here at Atos, diversity and inclusion are embedded in our DNA. Read more about our commitment to a fair work environment for all.

Atos is a recognized leader in its industry across Environment, Social and Governance (ESG) criteria. Find out more on our CSR commitment.