C++ JavaScript Developer

The future is our choice

At Atos, as the global leader in secure and decarbonized digital, our purpose is to help design the future of the information space. Together we bring the diversity of our people’s skills and backgrounds to make the right choices with our clients, for our company and for our own futures.

Job Description

• 8+ years of experience in Java and AngularJS development in telecom systems on OSS and BSS applications.
• Strong expertise in CSTA, SIP, RTP, SRTP, and WebRTC for VoIP call handling.
• Strong experience in multithreading, performance tuning, and real-time systems.
• Knowledge of cloud-based VoIP solutions (AWS, Kubernetes, Docker, OpenStack) is a plus.
• Experience with SDN for network traffic engineering is a bonus.
• Integrate location-based routing (LoST, PIDF-LO, HELD)
• Implement XMPP-based messaging for real-time emergency communications.
• Secure telecom protocols using TLS, IPsec, HTTPS.
• Collaborate with GIS teams to support geospatial call routing.
• Maintain and optimize low-latency, high-availability telecom systems
• Familiarity with SS7, ISUP, and PSTN to IP transition.
• Certifications in VoIP, SIP, or Cloud Telecom (Cisco, Avaya, AWS, etc.).
• Familiarity with services regulations (FCC, NENA, EENA).
  
  
  

Here at Atos, diversity and inclusion are embedded in our DNA. Read more about our commitment to a fair work environment for all.

Atos is a recognized leader in its industry across Environment, Social and Governance (ESG) criteria. Find out more on our CSR commitment.

Choose your future. Choose Atos

Atos is the global leader in secure and decarbonized digital, with a purpose to help design the future of the information space.