On-Call IT Support Technician

Job Overview

We are seeking a reliable and technically skilled On-Call IT Support Technician to provide installation, maintenance, and troubleshooting services for a variety of IT and telecommunications systems. The successful candidate will be responsible for supporting clients on an as-needed basis, ensuring that hardware, network, surveillance, and communication systems are installed and operating efficiently.

This role is adecuado for a hands‑on technician with experience in networking, CCTV systems, telephone systems, and general IT support.

Key Responsibilities

IT Support & Troubleshooting

- Provide onsite and remote technical support to clients.
- Diagnose and resolve hardware, software, and network‑related issues.
- Configure and maintain desktop computers, laptops, printers, and peripheral devices.
- Perform system upgrades, installations, and preventative maintenance.

Network Installation & Support

- Install, configure, and troubleshoot routers, switches, wireless access points, and network infrastructure.
- Set up and maintain wired and wireless networks.
- Perform network testing and ensure optimal connectivity and performance.
- Assist with internet connectivity and network security configurations.

CCTV & Security Systems

- Install, configure, and maintain CCTV camera systems.
- Conduct site assessments and determine optimal camera placement.
- Configure recording devices, remote viewing applications, and monitoring systems.
- Troubleshoot camera, cabling, and connectivity issues.

Telephone & Communication Systems

- Install and configure business telephone systems, including VoIP solutions.




- Troubleshoot telephone hardware and connectivity issues.
- Configure extensions, call routing, voicemail, and related features.

Cabling & Infrastructure

- Install and terminate network and telephone cabling.
- Test and certify cable installations.
- Ensure all installations are neat, compliant, and properly documented.

Documentation & Reporting

- Record service activities, installations, and maintenance performed on a report which may require pictures of installed equipment/work before and after the shift.
- Maintain accurate records of equipment and configurations.
- Provide clear feedback and recommendations to clients and management.

Minimum Requirements

Education

- Certificate, Diploma, or equivalent qualification in Information Technology, Networking, Telecommunications, or a related field.

Experience

- Minimum 2–3 years' experience in IT support, networking, telecommunications, or a similar technical role.
- Proven experience installing and supporting CCTV systems.
- Proven experience configuring routers and network equipment.
- Experience installing and maintaining telephone systems, preferably VoIP solutions.

Technical Skills

- CCTV installation and troubleshooting.
- Router and network device configuration.
- Telephone system installation and support.




- Network cabling and termination.
- TCP/IP networking fundamentals.
- Windows operating systems and desktop support.
- Wireless networking technologies.
- Basic cybersecurity awareness.

Preferred Qualifications

- CompTIA A+ and/or Network+ certification.
- Mikrotik, Cisco, Ubiquiti, or similar networking certifications.
- CCTV vendor certifications.
- VoIP or PBX system experience.

Must have for Installation

- A laptop with internet access and team viewer
- Serial/console cable
- RJ45 Ethernet cable
- Communication on WhatsApp mandatory as we have global support for each task

Key Competencies

- Strong problem‑solving and troubleshooting skills.
- Excellent communication and customer service abilities.
- Ability to work independently with minimal supervision.
- Strong attention to detail.
- Good time management and organisational skills.
- Ability to work under pressure and respond to urgent call‑outs.

Working Conditions

- On‑call and available to respond to support requests as required.
- Travel to client sites may be required.
- Occasional after‑hours, weekend, or emergency support may be necessary.
- Physical ability to install equipment, run cabling, and work at heights when required.

Performance Indicators

- Successful completion of installations within agreed timelines.
- First‑time resolution of technical issues where possible.
- High client satisfaction ratings.
- Accurate documentation and reporting.Compliance with company standards and safety requirements.
- Where applicable, safety gear must be worn if required

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📌 On-Call IT Support Technician - Madrid, Comunidad de Madrid, Spain
🏢 ITproposal
📍 Madrid