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Sopra Steria

IT consulting, digital services, and transformation

Experienced Industrial Systems Security Pentester / Hardware - Defense & Security

Offensive Security & TestingConfirmed live in the last 24 hours
Full-timeLe Plessis-Robinson, FranceNo salary listed

About the Job

Requirements

  • Have engineering education or equivalent.
  • Have at least 3 years of experience in penetration testing in industrial ICS/OT environments, as well as firmware analysis and embedded hardware security.
  • Have knowledge of industrial protocols including Modbus, OPC-UA, DNP3, and IEC 60870-5-104.
  • Have knowledge of Siemens, Schneider, and Rockwell industrial controllers (PLCs).
  • Have firmware analysis skills using Ghidra and Binwalk.
  • Have experience with hardware interfaces including JTAG, UART, SPI, and SWD.
  • Have Python scripting and OT fuzzing-tool skills.

Responsibilities

  • Conduct assignments at industrial client sites in the energy, transport, and defense sectors as part of a specialized OT penetration-testing team.
  • Perform penetration tests on industrial architectures including SCADA, PLC, and HMI systems.
  • Audit the security of OT networks and industrial protocols.
  • Analyze firmware of industrial equipment.
  • Perform hardware attacks using interfaces such as UART, JTAG, SPI, and I2C.
  • Test the security of gateways and embedded equipment.
  • Produce technical reports and hardening recommendations.
  • Contribute to improving ICS penetration-testing methodologies.

About the Company

Sopra Steria

IT consulting, digital services, and transformation

Sopra Steria provides consulting, digital services and solutions to help large organizations transform their business through technology. Its offerings cover strategy, systems integration, cloud, cyber security, software development, and managed services, designed to be delivered end to end—from assessing needs and designing a plan to implementing and operating IT systems. The company combines deep knowledge of many industries with a collaborative approach to tailor projects to each client and to deliver measurable, sustainable improvements in performance. Differentiators include its European scale (about 51,000 employees across roughly 30 countries), broad scope—from strategy to operation—and emphasis on practical outcomes that help clients stay competitive. The group’s goal is to put digital to work for its clients in a way that creates a positive, more productive future for all stakeholders.

Company size
10,001+
Company stage
IPO
Headquarters
Paris, France
Founded
1968

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