Telecom System Architect

What we do:

Computaris is the R Systems European division, a global digital transformation leader that provides AI-driven solutions to clients across industries, through a broad range of technology & AI/analytics services. We continue to empower organizations since over 27 years, with 16 delivery centers, 25+ offices worldwide and a workforce of 2750+ professionals. In Europe, R Systems has offices in UK, Romania, Poland, Switzerland, and Moldova.

Why should you consider joining our team?

Well, we constantly adapt to the modern ways of working. If your professional development is a key focus, you will be glad to hear that we are sharp technology adopters. One of our colleagues’ favorite job perks is not getting bored even after 5 years with us. We are a charismatic bunch, so beware! You will experience that “I   really   want   to   go   to   work” feeling! Want   to   find   out   more? Check   us   out   here:

Here is what you will do:
  • Consultancy on telecom 4G core network, Voice over LTE (VOLTE), SIP, Diameter, SBC, CSCF, PCRF, TAS, HSS call flows, call failure troubleshooting, 3GPP protocols
  • Consultancy on telecom 5G core network, REST API, HTTP2, AAA, AMF, AUSF, UDM, EIR, call flows, failure troubleshooting, 3GPP protocols.
  • Presales technical lead for new opportunities with existing or new customers, where requirements might be clearly defined, and solution must be provided in short time and can
  • Have big complexity and involve several 3rd parties
  • Evaluate 3 party software products (also in telecom area)
  • Follows software industry progress, trends and industry technological progress and is ready to apply new technologies when appropriate
  • Can quickly try out a new technology and correctly judges its usefulness (Proof of Concept)
  • Active cooperation with R Systems Europe and customers product management department in setting up product roadmaps
  • Analyze customer requirements and existing system architecture
  • Prepare concept specifications, architecture specifications and discuss those with the customer to find the best solution
  • Review and prepare implementation effort estimate together with Project Manager
  • Act as a Technical Lead inside the project team, constantly collaborates with Project Manager for successfully deliver the project
  • Provide hands on support to deploy, integrate, configure, test and troubleshoot the network elements
  • Develop test plan specifications for the network elements according to requirements for the feature sets planned to be developed
  • Attend project meetings (telephone and in person) internally, offsite and onsite with customer
  • Review technical project and non-project documentation
  • Ensure that defects and non-conformities are reported and resolved management procedures
  • Find solutions for difficult technical problems, raise risks
  • Have a wide and deep knowledge of R Systems Europe systems and their alternatives at a technical level
  • Ensure that the company’s management procedures are followed
  • Assist in the continuous improvement of the management procedures
  • Help to disseminate technical expertise within R Systems Europe
  • SW development skills (Java, Python) for test scripting
  • Familiar with cloud technologies OpenStack, Dockers and Kubernetes, VNF creation
  • Knowledge of Continuous Integration (CI), Continuous Testing (CT), Continuous Delivery (CD) with tools like Jenkins and GitLab
Here’s what it takes to get here:
  • Telecommunication knowledge on 3G, 4G and 5G core network, including protocols (SS7, Diameter, SIP, 5G SBIs over HTTP/2)
  • Designing complex software applications
  • Good test automation background
  • Experience with CI/CD
  • UNIX-like operating systems: Linux, Solaris
  • Real time systems
  • High redundancy/high performance experience
  • Database design: Oracle, (MySQL)
  • Minimum 5 years of experience with software applications development
  • A diploma for graduation of Informatics, Computer Science or Electronics University
  • Able to travel abroad frequently, occasionally at short notice
  • Excellent communication skills (written, spoken, presentations)
  • Fluent written and spoken English
  • Flexible to deal with people from various


Nice to have: 
  • Agile Methodology
  • Programming in Java, scripting languages Bash and Python
  • Telephony in general and GSM core networks in particular
What’s in it for you:
  • Supportive working climate, a very talented team and the chance to be rewarded for outstanding performance
  • Technical trainings and certifications
  • Benefits package including medical insurance, flexible working environment, meal tickets and competitive remuneration, Bookster subscription, 3 sick days
  • Excellent social benefits: office massage, sport events, team buildings, team events, parties, lunch & learns and meetups
  • Central office location


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