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This job advert was originally written in Spanish.
Knowledge of VoIP, especially SIP and RTP protocols.
Basic knowledge of Windows Server and Linux administration.
Ability to review, understand, and execute PowerShell scripts.
Basic networking knowledge: IP, VLAN, UDP/TCP ports.
Experience in technical support and incident resolution.
At Grupo NS, we are looking for a Networks and VoIP Technician to join a stable project in the banking sector in a 100% remote modality.
Provide support and resolve incidents related to Voice over IP.
Perform basic administration tasks for Windows and Linux servers.
Execute and review existing PowerShell scripts.
Diagnose connectivity and network incidents related to voice services.
Document procedures and incidents.
Knowledge of VoIP, especially SIP and RTP protocols.
Basic knowledge of Windows Server and Linux administration.
Ability to review, understand, and execute PowerShell scripts.
Basic networking knowledge: IP, VLAN, UDP/TCP ports.
Experience in technical support and incident resolution.
Grupo NS is a Spanish IT services and consulting company founded in Madrid in 2003, offering outsourcing, technology consulting, custom project development, and tailored training programs. Its service lines span cloud, cybersecurity, data, AI, Salesforce, databases, infrastructure, networks, QA and systems, and it states that it collaborates with 12 of the 15 large international IT solutions integrators. The company has grown past €5M in revenue and counts more than 150 people on its team.
For professionals in Spain, Grupo NS is strongly remote-friendly: 98% of its workforce teleworks and the company lets employees choose the work model where they are most productive. It offers free training from day one, flexible compensation, and holds ISO 9001 and ISO 27001 quality and security certifications. Hiring is active across Madrid and Barcelona (its two offices, with Barcelona opened in 2005 as NSCAT) as well as other Spanish locations such as Alicante, Granada, Sevilla, Almería and Tres Cantos, and the company says its international projects help it attract ambitious talent.
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