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Job description

VoIP Engineer (m/f/d) 

Type of employment: Full-time 

Location: NRW region

NOVOLOS - your partner and consultant for digital strategy and recruiting


Since its foundation, NOVOLOS 01 focuses on implementing a pragmatic, professional digitalisation approach for companies. Together with selected, first-class partners and in close cooperation with our clients, we competently implement complex challenges around Smart Hiring | IT Advisory | IT Projects & Innovation.

For our customers,a telecommunications service provider in the areas of internet, television and telephony,  we are currently looking for oneVoIP engineer (m/f/d).

Your tasks

  • Monitoring of existing access and backbone infrastructure (active infrastructure)

  • Installation, configuration and maintenance of telephony switches (aarenet), SBCs, servers and IP networks

  • Maintenance of various open source-applications in use for DHCP, RADIUS, DNS, SQL, SMTP / IMAP, HTTP and Java environments

  • Administration of data center switching environments and the associated network infrastructure

  • Receiving and processing 2nd line service, system and trouble tickets to resolve errors

  • Periodic control of the infrastructure through spot checks as well as preparation of system and performance reports

Your profile

  • Completed training in the field of IT, telecommunications or a comparable qualification

  • At least 3 years of professional experience, ideally in telecommunications

  • Experience in connection provision, internet, telecommunications, TV and electrical installation of IT systems

  • Knowledge of the architecture of telecommunication networks is an advantage

  • Experience with open source based VoIP solutions (e.g. OpenSIPS, ASTERISK) as well as knowledge of trace analysis with Wireshark (TRP) is desirable

  • High degree of precision and accuracy as well as initiative, independence and flexibility

  • Participation in on-call duty and shift work

  • Good knowledge of German and English

What our client offers


Our client offers you an interesting job with trust and recognition as well as individual responsibility within a future-oriented company. The satisfaction of the employees is the top priority. Therefore, our client invests in your further training and personal development. In addition, the working time models ensure a good work-life balance. A great team, fast promotion opportunities, challenging activities with freedom and responsibility complete the offer to you.

Interested? Then apply for the position via the "apply" button with your Xing or LinkedIn profile or send us your application documents by e-mail to If you have any further questions, please do not hesitate to contact us at +49 221 66 999-700.


We look forward to getting to know you!

Novolos 01 GmbH | Friesenplatz 16 | 50672 Cologne | T: +49 221 66 999 – 700 ||

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