VoIP & Networking Infrastructure Engineer (PCI)

Focus Group; Fareham; On-site; GBP 38,000 - 42,000; Full time

Job summary

Focus Group’s Silver Lining team in Whiteley is seeking an Infrastructure Engineer to join an on-site UK team tasked with maintaining PCI-compliant voice and data platforms. You’ll work across networking, Linux systems and cloud infrastructure to deliver secure, reliable services for customers.

Responsibilities include incident diagnosis, deploying new customer environments, scheduled maintenance and contributing to documentation, with an out-of-hours support rota and close collaboration with

Qualifications

• Hands-on SIP/VoIP experience required.
• Experience capturing and analysing PCAPs.
• Solid understanding of IP networking.
• Linux administration experience essential.
• Excellent written and verbal communication skills.
• Ability to work effectively under pressure.
• Willingness to learn and adapt to new technologies.
• Full UK driving licence.

Responsibilities

• Diagnose and resolve incidents affecting PCI and communications platforms.
• Analyse network traffic and packet captures (PCAPs).
• Investigate SIP, VoIP, and media-related service issues.
• Collaborate with telecom providers, vendors, and customers to resolve faults.
• Deploy and configure new customer environments and services.
• Carry out scheduled maintenance, upgrades, and system improvements.
• Support Linux servers and virtualised infrastructure platforms.
• Assist with datacentre operations, hardware installations and upgrades.
• Produce and maintain technical documentation.
• Participate in out-of-hours support rota and planned maintenance.
• Contribute ideas to enhance platform performance and reliability.

Skills

SIP & VoIP

Packet traces

IP networking

Linux administration

Communication

High-pressure work

Learning mindset

Driving licence

Job description

Focus Group’s Silver Lining team in Whiteley is seeking an Infrastructure Engineer to join an on-site UK team tasked with maintaining PCI-compliant voice and data platforms. You’ll work across networking, Linux systems and cloud infrastructure to deliver secure, reliable services for customers.

Responsibilities include incident diagnosis, deploying new customer environments, scheduled maintenance and contributing to documentation, with an out-of-hours support rota and close collaboration with