Voice and SMS Telecom Engineer

Voice and SMS Telecom Engineer

Career level

Senior (5-10 years)

Greencall Mangement, a romanian telecom company is seeking a telecom engineer with good knowledge of VoIP and SMS interconnections. One of the main responsibilities will be to interconnect new voice and sms partners and manage these interconnections at a technical level.

The candidate will be required to install, configure, troubleshoot and administer various telecommunications systems.


• Advanced understanding of SIP protocols

• Knowledge in configuring and troubleshooting SS7 and ISDN

• SMS wholesale interconnections via SMPP, HTTP or SS7

• Database administration experience: MySQL or PostgreSQL

• Networking: routing and switching, VPN and Firewalls

• Monitoring tools knowledge: VoIP Monitor, Zabbix etc.

Job Requirements:

• Monitor the live traffic and take the necessary steps the ensure the best Quality of Service

-Test vendors,

-Make route changes,

-Make rates and codes analysis,

-Advanced troubleshooting (CDRs analysis, Wireshark interpretation)

• Installs, configures, maintains and monitors the equipment inside the company

• Solving equipment installation and configuration related issues

• Works on interconnecting other carriers to Greencall Management network (technical setup, test calls, CDRs comparison)

• Test different routing setups using VoIP testing software

• Working on VOIP switch (Mediacore)

• Medium-High knowledge in routing, CDR extraction and interpretation and full routing configuration

• Client configuration

• Provisioning

- Full technical implementation and configuration of new clients into our


- Configuring now inbound and outbound trunks for both wholesale and

CLI traffic

- Creating rates and billing environment for the new client

- Testing the new provisioning with the technical specialist from the client


• Handing over the full setup to sales team for commercial provisioning

• SMS platform administration

• Identifies and resolves problems and restores services to the user in a timely and efficient manner with minimum disruption to the user

• Collaborates with Business Development team members for continuous improvement

• Fluency in English

We offer:

Attractive compensation package with clear progression

Skills: Asterisk PBX, Cisco, Linux, VoIP

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About the Employer:
( 0 reviews ) Romania

Project ID: #16502072

6 freelancers are bidding on average €1140 for this job

€1250 EUR in 20 days
(2 Reviews)
€1333 EUR in 30 days
(32 Reviews)

Dear, As per your project requirement to develop IN/SS7/SMS application, I can carry the project with best performance and reliability in shorter time. I am already develop different SS7 projects, you can check f More

€1000 EUR in 10 days
(7 Reviews)
€800 EUR in 20 days
(3 Reviews)

Hi, Thanks for your project posting. I have read your project description that you need to testing of your current website. **INTRODUCTION** We have deploy testing your current website , Websites & other softwar More

€1458 EUR in 20 days
(0 Reviews)

I've done similar jobs and almost all part incl voipswitch,cdr,mysql,wireshark etc I've worked. We can discuss in details in chat. Thanks & Regards, Sourav

€1000 EUR in 20 days
(0 Reviews)