Project Engineer (France)

Working as Software Engineer In The Project Engineering Team

You bring proven experience working in Customer Operations and/or R&D environments, with the ability to design, develop, and support network-related software. Your focus is on ensuring optimal performance, efficient system resource utilization, and maintaining Carrier-Grade stability.

Position Summary

The Project Engineering team is responsible for customizing and adapting Enea Qosmos products to customer environments. As a software engineer on this team, you will develop custom applications or modules, implement product-specific modifications, and provide integration guidance and technical support.

This role requires a strong ability to quickly learn and adapt to new environments, tools, and technologies. You may occasionally work directly on customer premises, collaborating with their R&D teams to support integration efforts and resolve technical issues.

Main Duties

As a Software Engineer in the Customer Project Engineering Team, you will contribute throughout the full project lifecycle, from feasibility studies to post-deployment support, ensuring the successful customization and integration of Enea Qosmos DPI/TI technologies in diverse customer environments.

Feasibility Phase

• Participate in feasibility studies to assess technical solutions for customer requirements.
• Estimate development and integration effort in collaboration with project stakeholders.
• Analyze existing product capabilities and identify areas for customization or enhancement.
  
  

Development Phase

• Design and develop custom features, modules, and plugins to meet customer needs, ensuring seamless integration into the Qosmos product or customer environments.
• Perform reverse engineering of network protocols and implement corresponding DPI plugins.
• Follow coding standards and internal procedures for quality and maintainability.
• Participate in peer code reviews to ensure high code quality across the team.
• Write user and technical documentation for developed features and components.
• Use software profiling tools to identify performance bottlenecks and propose optimizations.
• Benchmark solutions to evaluate performance, scalability, and resource utilization.
  
  

Testing & Validation

• Develop automated testing tools and frameworks to support features and new development validation.
• Execute functional and automated test scripts to verify Product and system behavior.
• Validate feature operation in target environments, both internally and in collaboration with customers.
• Analyze test results and provide feedback to ensure carrier-grade stability and reliability.
  
  

Integration & Post-Project Support

• Support integration efforts by providing technical assistance to customers, either remotely or on-site when required for confidentiality, limited access, or urgent timelines.
• Collaborate with customer R&D teams during integration phases to troubleshoot issues and ensure smooth deployment.
• Assist Customer Support in analyzing and reproducing issues, proposing workarounds or patches when needed.
• Collect relevant logs and diagnostic information to aid in issue resolution.
• Communicate regularly with project management to report progress, risks, and mitigation strategies.
• Ensure that technical goals and project deadlines are met.
  
  

Profile Prerequisites

Education & Experience

• Bachelor's degree (or higher) in Computer Science, Information Systems, or a related field, with a specialization in networking or systems programming.
• Up to 3 years of professional experience in software development within Linux environments.
  
  

Technical Skills

• Knowledge of C programming, gained through academic projects, internships, or professional experience.
• Good understanding of algorithms and data structures, with the potential ability to design efficient and scalable solutions.
• Familiarity with multi-threaded application development and concurrent programming techniques.
• Basic knowledge of Linux development tools (compilers, debuggers, build systems).
• Experience developing on Intel x86 architectures; familiarity with other multi-core CPU platforms such as ARM or MIPS is a plus.
• Familiarity with debugging and profiling tools to identify and resolve performance bottlenecks.
• Hands-on experience with version control systems such as Git (GitLab or similar platforms).
• Basic understanding of IP networking protocols and network stack behavior.
• Experience with scripting languages such as Python, Bash, or similar languages for automation, testing, and tooling.
• Exposure to virtualization technologies (e.g., Docker, KVM, VirtualBox) is a plus.
  
  

Language & Communication

• Fluent in English, both written and spoken.
• Strong analytical and problem-solving skills, with the ability to work independently and collaboratively in cross-functional teams.
  
  

What can Enea offer you?

• Flexible hybrid work: A flexible hybrid work model that supports a healthy work-life  balance.
• Collaborative environment: A dynamic, globally connected team culture that fosters engagement in cybersecurity initiatives and cross-regional projects.
• Inclusive culture: A diverse and inclusive workplace that values your voice and promotes mutual respect and collaboration.
• Competitive compensation: A competitive salary and region-specific benefits.
• Ongoing learning and career development: Continuous learning opportunities and clearly defined pathways for professional growth across the organization
• Ability to work collaboratively in a team environment and communicate effectively with customers and colleagues.
  
  

About Enea

Enea is a global specialist in advanced telecom and cybersecurity software, with a vision to make the world's communication safer and more efficient. Through continuous innovation, Enea's solutions help secure, optimize, and monetize communication services. The company serves over 300 customers in more than 100 countries, including telecom operators, communication platform providers, cybersecurity vendors, and government organizations. Every day, more than 3 billion people rely on Enea software for seamless connectivity between people, businesses, and connected devices. Enea is headquartered in Stockholm, Sweden, and the company is listed on Nasdaq Stockholm.

To learn more, visit www.enea.com