Senior Penetration Tester - Prague (EU Secret)

Sopra Steria offers tailored, end-to-end corporate technology and software solutions to help clients make bold choices and deliver results. Successfully so! With more than 56.000 colleagues in 30 countries, we rank as Europe’s leading digital solutions provider. Some of the most successful companies in Europe rely on our technology due to our commitment to innovation, collaboration, and value in business development.  

The world is how we shape it. Let’s shape it together. 

We are looking for a Senior Penetration Tester (Network Protocols, Operating Systems & Offensive Security).

Those three aspects are fundamental - network and operating systems in the context of offensive security.

EU Secret security clearance is pivotal for this role. 

Activities:

- The ability to quickly learn new information, particularly regarding non-standard network protocols used between dedicated devices from various manufacturers

- Low-level understanding of various network protocols and the ability to quickly solve diverse networking issues

- Troubleshooting skills for resolving problems at both the operating system and networking levels - Experience with a wide range of network services (e.g., DHCP, FTP, HTTP, SSH, Telnet, and many others)

- The ability to plan actions in detail - Excellent knowledge of the Linux operating system, including the ability to operate at a low level - Proficiency in programming in C, sufficient to develop custom tools and adapt existing software to specific needs

- Proficiency in Python programming using the Scapy library, including the ability to create scripts that generate specific types of traffic or modify network traffic in real time (e.g., conducting Man-in-the-Middle attacks)

- The ability to conduct traditional penetration tests of IT infrastructure

- The ability to work in unusual conditions at the client’s site, without internet access

- General understanding of various system and network security mechanisms and best practices

- Understanding of key IT security concepts such as confidentiality, integrity, and availability

Do you picture yourself in a fast-growing, vibrant team at the cutting edge of software implementation? Does working with international clients across multiple industries sound exciting? Then you’re in the right place. 

We offer a generous employee benefits package that includes: 

• A variety of perks, such as mobility options (including a company car), insurance coverage, meal vouchers, eco-cheques, and more. 
• Continuous learning opportunities through the Sopra Steria Academy to support your career development. 
• The opportunity to connect with fellow Sopra Steria colleagues at various team events. 

People are the cornerstone of our success. That’s why we aspire to be bolder together. Our goal is to build high-functioning teams and healthy team environments that inspire and help each other to deliver excellence for each of our customers.  

Excited about this job opportunity? Ready to shape the world with us? Great! We are looking forward to your application! 

Want to know what happens next?  

The recruitment process typically begins with the first step, where the recruiter screens candidates based on their qualifications and fit for the role. This is followed by the second step, where candidates undergo more in-depth evaluations, including technical assessments hiring manager or client to assess both technical skills and team compatibility. The third step involves the company reviewing feedback and aligning on a potential offer. Finally, in the final step, the candidate receives a formal job offer.  

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Sopra Steria is an equal opportunity employer. All qualified applicants will be considered for employment without regard to age, ancestry, nationality, color, family or medical leave, gender identity or expression, genetic information, immigration status, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran or military status, race, ethnicity, religion, gender (including pregnancy), sexual orientation or any other characteristic protected by applicable local laws, regulations and ordinances. We foster a work environment that is inclusive and respectful of all differences.