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SES Satellites

Engineer, Software Solutions, Quantum Key Distribution

SES Satellites
Luxembourg · Contract · Entry
Requisition Number: 19498

Contract Type: Permanent

Location(s):

Betzdorf, LU

Engineer, Software Solutions, Quantum Key Distribution

SES Techcom is seeking a talented Software Engineer with expertise in Quantum Key Distribution (QKD) to join our growing team in Betzdorf. In this role, you will contribute to the development of SES’s next-generation QKD-based Key Management System (KMS), collaborating closely with experts across the quantum ecosystem to deliver cutting edge, quantum safe solutions for future commercial deployments.

Primary Responsibilities

  • Design, develop, and maintain software components focused on QKD technologies.
  • Contribute to the definition and refinement of product features for the KMS platform.
  • Enhance and extend the enterprise-grade KMS, adding capabilities required for commercial, scalable, and secure service offerings.
  • Work collaboratively within a multidisciplinary engineering team, adhering to modern software development best practices.

COMPETENCIES

  • Minimum 5 years of professional experience in software design, architecture, or analysis.
  • Proficiency in C++, Python, and/or Java.
  • Hands-on experience developing simulators or emulators for space systems.
  • Understanding of non-terrestrial systems, including deployment of space-based software and hardware.
  • Familiarity with embedded and real-time operating systems (RTOS).
  • Strong command of Git, modern version control workflows, and Linux-based development environments.
  • Solid grasp of the software development lifecycle (SDLC) and associated best practices.

Qualifications & Experience

Required Qualifications & Skills

  • Bachelor’s or Master’s degree in Computer Science, Software Engineering, Electronics, or a related field.
  • Strong understanding of software engineering fundamentals, object-oriented design, and version control.
  • Proficiency in C++ (C++17 or later preferred).
  • Interest in embedded systems, secure communications, or aerospace applications.
  • Experience working in Linux environments and with debugging tools (e.g., GDB, Valgrind).
  • Curiosity, adaptability, and the ability to work effectively in an international, multidisciplinary team.
  • Excellent communication skills in English.

Desirable (Nice-to-Have) Skills

  • Experience with real-time or embedded operating systems (RTOS, Linux Embedded, or similar).
  • Familiarity with cryptography or key management concepts.
  • Knowledge of networking protocols and inter-process communication.
  • Proficiency in scripting languages such as Python or Bash for automation and testing.
  • Experience with software verification and validation processes in regulated sectors (space, defense, avionics).
  • Basic understanding of cloud technologies or DevOps toolchains.

SES and its Affiliated Companies are committed to providing fair and equal employment opportunities to all. We are an Equal Opportunity employer and will consider all qualified applicants for employment without regard to race, color, religion, gender, pregnancy, sex, sexual orientation, gender identity, national origin, age, genetic information, protected veteran status, disability, or any other basis protected by local, state, or federal law.

For more information on SES, click here.

Key Skills

Ranked by relevance

embedded linux python c embedded systems devops cloud bash rtos git
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Country Guide

Luxembourg

High-value international enterprise and fintech hub

Posted
Dec 23, 2025
Type
Contract
Level
Entry
Location
Betzdorf
Company
SES Satellites

Industries

Telecommunications

Categories

Engineering Information Technology

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