Job Title

Protocol Plugin Developer/Tester Internship – Qosmos DPI Technology

Location: Bucharest or Craiova, Romania (Hybrid/Remote flexibility)

Department: DPI Development Center

Company: Enea Qosmos Division

Internship Duration: 6 months – 1 year (with possibility of full-time employment)

Internship Overview

This internship is an excellent opportunity for students in Computer Science or Telecommunications to gain hands-on experience in network protocol analysis, embedded development, software testing, and deep packet inspection technology. You will work closely with experienced engineers on real projects, contributing either on the development side or in testing and validation—depending on your interests and skills.

Responsibilities

As a Developer Intern, you may:

• Assist in protocol reverse engineering and traffic analysis.
• Support the design, development, and implementation of protocol plugins.
• Write clean and efficient C code in embedded Linux environments.
  
  

As a Tester Intern, you may:

• Participate in the creation and execution of test plans and test cases.
• Automate test scenarios for DPI components and protocol plugins.
• Help analyze test results and debug reported issues.
  
  

Common Tasks:

• Document your work clearly and thoroughly.
• Collaborate closely with other team members in Bucharest, Craiova, and Paris.
• Learn and follow development/testing best practices in a professional environment.
  
  

Who You’ll Work With

You’ll be part of the DPI Development Team based in Bucharest and Craiova, closely collaborating with the DPI Development Center in Paris. You will be mentored by a local Team Manager and supported throughout the internship in both technical and professional development.

Qualifications

Education:

• Currently enrolled in 3rd or 4th year of a Bachelor's program in Computer Science, Telecommunications, or a related technical field.
  
  

Required Skills (for all interns):

• Comfortable working in Linux environments.
• Good command of English (spoken and written).
• Willingness to learn and take initiative.
  
  

Nice to Have (for Developer role):

• Knowledge of C or embedded C.
• Familiarity with network protocols and traffic analysis.
• Basic understanding of multithreading or algorithms.
  
  

Nice to Have (for Tester role):

• Scripting knowledge (Python, Bash, or Shell).
• Familiarity with test automation frameworks or tools.
• Understanding of software testing methodologies.
  
  

Bonus (for both):

• Experience with Git or other version control systems.
• Ability to speak French.
  
  

What We Offer

• A structured internship with real tasks in development or testing (your choice).
• Hands-on experience with advanced DPI technologies used globally.
• Mentorship and technical guidance from experienced engineers.
• Flexible working hours and hybrid/remote options.
• A dynamic and friendly tech team environment.
• Opportunity to transition to a full-time position after internship
  
  

Enea Qosmos technology is the de facto industry standard for embedded Deep Packet Inspection (DPI) and Traffic Intelligence in cybersecurity and networking.

Our embedded DPI and traffic intelligence products classify traffic in real time and provide granular insights into network activities, enhancing solution performance from within. Available both as a next-generation DPI (NG DPI) and classification engine SDK or as a standalone high-throughput network sensor, our technology supports a wide range of protocols and applications.

We deliver deep network visibility, application awareness, and critical insights into encrypted traffic to power cybersecurity and networking solutions such as SSE, SASE, SD-WAN, ZTNA, NGFW, and NDR/XDR.

In addition, Enea offers IDS-based threat detection as an SDK, providing seamless integration with cybersecurity solutions while maintaining high flexibility.

About Enea

We are a world-leading specialist in advanced telecom and cybersecurity software with a vision to make the world's communications safer and more efficient.

Our solutions connect, optimize and protect communications between companies, people, devices and things worldwide. We are present in over 80 markets and billions of people rely on our technology every day when they connect to mobile networks or use the Internet.

Enea is headquartered in Stockholm, Sweden and is listed on NASDAQ Stockholm.