NETWORK ENGINEER

Added 01/10/2026

Job Description:We're seeking a skilled Network Engineer to support the nationwide deployment and maintenance of the company's virtual Cable Modem Termination Systems (vCMTS) and Remote PHY (RPHY) turn-ups. This cutting-edge, cloud-based vCMTS technology replaces traditional analog hardware, enabling faster speeds, improved network performance, and enhanced reliability for Xfinity customers, ensuring reliable activation of next‑generation access network (NGAN) platforms. As part of the NGAN Operations Team, the engineer will be responsible for vCMTS platform stand‑up, including software installation, system validation, network configuration, and ongoing maintenance. By shifting core CMTS functions to edge compute infrastructure, the company achieves greater agility, cost efficiency,...

NETWORK ENGINEER

Added 01/10/2026

Job Description:We're seeking a skilled Network Engineer to support the nationwide deployment and maintenance of the company's virtual Cable Modem Termination Systems (vCMTS) and Remote PHY (RPHY) turn-ups. This cutting-edge, cloud-based vCMTS technology replaces traditional analog hardware, enabling faster speeds, improved network performance, and enhanced reliability for Xfinity customers, ensuring reliable activation of next‑generation access network (NGAN) platforms. As part of the NGAN Operations Team, the engineer will be responsible for vCMTS platform stand‑up, including software installation, system validation, network configuration, and ongoing maintenance. By shifting core CMTS functions to edge compute infrastructure, the company achieves greater agility, cost efficiency,...

NETWORK ENGINEER

Added 01/10/2026

Job Description:We're seeking a skilled Network Engineer to support the nationwide deployment and maintenance of the company's virtual Cable Modem Termination Systems (vCMTS) and Remote PHY (RPHY) turn-ups. This cutting-edge, cloud-based vCMTS technology replaces traditional analog hardware, enabling faster speeds, improved network performance, and enhanced reliability for Xfinity customers, ensuring reliable activation of next‑generation access network (NGAN) platforms. As part of the NGAN Operations Team, the engineer will be responsible for vCMTS platform stand‑up, including software installation, system validation, network configuration, and ongoing maintenance. By shifting core CMTS functions to edge compute infrastructure, the company achieves greater agility, cost efficiency,...

NETWORK ENGINEER

Added 01/10/2026

Job Description:We're seeking a skilled Network Engineer to support the nationwide deployment and maintenance of the company's virtual Cable Modem Termination Systems (vCMTS) and Remote PHY (RPHY) turn-ups. This cutting-edge, cloud-based vCMTS technology replaces traditional analog hardware, enabling faster speeds, improved network performance, and enhanced reliability for Xfinity customers, ensuring reliable activation of next‑generation access network (NGAN) platforms. As part of the NGAN Operations Team, the engineer will be responsible for vCMTS platform stand‑up, including software installation, system validation, network configuration, and ongoing maintenance. By shifting core CMTS functions to edge compute infrastructure, the company achieves greater agility, cost efficiency,...

NETWORK ENGINEER

Added 01/10/2026

Job Description:We're seeking a skilled Network Engineer to support the nationwide deployment and maintenance of the company's virtual Cable Modem Termination Systems (vCMTS) and Remote PHY (RPHY) turn-ups. This cutting-edge, cloud-based vCMTS technology replaces traditional analog hardware, enabling faster speeds, improved network performance, and enhanced reliability for Xfinity customers, ensuring reliable activation of next‑generation access network (NGAN) platforms. As part of the NGAN Operations Team, the engineer will be responsible for vCMTS platform stand‑up, including software installation, system validation, network configuration, and ongoing maintenance. By shifting core CMTS functions to edge compute infrastructure, the company achieves greater agility, cost efficiency,...

Network Engineer

Added 01/10/2026

Network Engineer (Daily Rate Contract)Our client is seeking an experienced Network Engineer to join their team on a long-term daily rate contract based in Dublin City Centre. This role requires 5 days per week onsite and will play a key role in the design, support, optimisation and security of critical network infrastructure across a complex enterprise environment.Key ResponsibilitiesSupport and manage LAN, WAN, WLAN and enterprise network infrastructure.Configure and maintain routing, switching, wireless and network security technologies.Administer firewalls, VPNs, network segmentation and secure remote access solutions.Monitor network performance, availability and security, ensuring minimal downtime.Investigate and resolve complex network and infrastructure issues.Support...

NETWORK ENGINEER

Added 30/09/2026

Job Description:We're seeking a skilled Network Engineer to support the nationwide deployment and maintenance of the company's virtual Cable Modem Termination Systems (vCMTS) and Remote PHY (RPHY) turn-ups. This cutting-edge, cloud-based vCMTS technology replaces traditional analog hardware, enabling faster speeds, improved network performance, and enhanced reliability for Xfinity customers, ensuring reliable activation of next‑generation access network (NGAN) platforms. As part of the NGAN Operations Team, the engineer will be responsible for vCMTS platform stand‑up, including software installation, system validation, network configuration, and ongoing maintenance. By shifting core CMTS functions to edge compute infrastructure, the company achieves greater agility, cost efficiency,...

NETWORK ENGINEER

Added 29/09/2026

Job Description:We're seeking a skilled Network Engineer to support the nationwide deployment and maintenance of the company's virtual Cable Modem Termination Systems (vCMTS) and Remote PHY (RPHY) turn-ups. This cutting-edge, cloud-based vCMTS technology replaces traditional analog hardware, enabling faster speeds, improved network performance, and enhanced reliability for Xfinity customers, ensuring reliable activation of next‑generation access network (NGAN) platforms. As part of the NGAN Operations Team, the engineer will be responsible for vCMTS platform stand‑up, including software installation, system validation, network configuration, and ongoing maintenance. By shifting core CMTS functions to edge compute infrastructure, the company achieves greater agility, cost efficiency,...

NETWORK ENGINEER

Added 29/09/2026

Job Description:We're seeking a skilled Network Engineer to support the nationwide deployment and maintenance of the company's virtual Cable Modem Termination Systems (vCMTS) and Remote PHY (RPHY) turn-ups. This cutting-edge, cloud-based vCMTS technology replaces traditional analog hardware, enabling faster speeds, improved network performance, and enhanced reliability for Xfinity customers, ensuring reliable activation of next‑generation access network (NGAN) platforms. As part of the NGAN Operations Team, the engineer will be responsible for vCMTS platform stand‑up, including software installation, system validation, network configuration, and ongoing maintenance. By shifting core CMTS functions to edge compute infrastructure, the company achieves greater agility, cost efficiency,...

Network Field Engineer

Added 16/09/2026

Position OverviewWe are seeking an experienced Network Field Engineer / Transport Technician to support telecommunications transport and critical infrastructure sites across Long Island.This is a hands-on, site-based field position responsible for maintaining network infrastructure, installing and provisioning transport services, troubleshooting service-impacting issues, supporting restoration activities, and ensuring field assets and equipment are properly maintained.The role will be based from Garden City, NY, with regular travel throughout the Long Island territory - from Queens and Nassau County through Suffolk County and potentially as far east as Montauk.Key ResponsibilitiesInstall, provision, test, maintain, and troubleshoot telecommunications transport equipment and services.Support circuits and transport...

AI Network Engineer

Added 15/09/2026

AI Network EngineerWe're supporting a leading international organisation that is transforming its network infrastructure through the integration of AI technologies. They are seeking an experienced Network Engineer with strong AI knowledge to help drive innovation across their network environment. Key Responsibilities:Design, implement and optimise network infrastructure solutions.Integrate AI-driven capabilities into network operations and management.Support network automation, monitoring and performance optimisation initiatives.Collaborate with cross-functional teams to identify and deliver intelligent networking solutions.Contribute to the ongoing evolution of a modern, AI-enabled network architecture.Key Skills & Experience:Strong background in Network Engineering.Experience with network automation and modern networking technologies.Knowledge of AI/ML concepts and their...

Senior Network Engineer

Added 04/09/2026

Cisco Network Engineer (CCNP) | Dublin | 12-Month ContractWe are seeking an experienced CCNP-certified Network Engineer for a 12-month contract based in Dublin. This is a fully onsite role supporting a complex Cisco enterprise environment. Key Requirements:CCNP Enterprise certification (essential) Strong experience with Cisco routing and switching technologies Knowledge of Cisco Firepower solutions desirable Experience troubleshooting enterprise LAN/WAN environments Full driver's licence required Ability to work onsite in Dublin 5 days per weekContract Details:12-month initial contract€500 per dayImmediate start preferred GCS is acting as an Employment Business in relation to this vacancy.

AlgoSec Network Security Engineer - Contract

Added 26/08/2026

Network Security Engineer (AlgoSec) We are seeking an experienced Network Security Engineer with strong AlgoSec and enterprise firewall experience to join a growing security team.This is a hands-on role focused on firewall policy management, security governance, automation and compliance across complex multi-vendor environments.Key ResponsibilitiesAdminister and support AlgoSec Security Management Suite.Manage firewall policy reviews, optimisation, risk analysis. Support FireFlow, Firewall Analyser, ObjectFlow and AppViz.Analyse application connectivity and network traffic flows.Manage firewall changes, exceptions and security incidents.Automate security processes using scripting and REST APIs.Support security governance, audit and compliance activities.Work with infrastructure, security and engineering stakeholders.Required ExperienceStrong hands-on AlgoSec experience.Extensive enterprise firewall...

Network Engineer

Added 24/08/2026

Job Title: Senior Network Engineer - Global Labs Must-Have Skills5-8 years of experience in Enterprise Networking, Data Center Operations, or Lab Infrastructure.Strong knowledge of TCP/IP, Routing, Switching, VLANs, Subnetting, and Firewalls.Hands-on experience with Cisco and/or RUCKUS networking technologies.Experience with wireless networks, WLAN controllers, terminal servers, and intelligent PDUs.Strong troubleshooting skills using Wireshark and network monitoring tools.Knowledge of VMware ESXi, Hyper-V, or KVM environments.Experience creating network diagrams, IP/VLAN plans, and technical documentation.Ability to lead projects and mentor junior technicians.Nice-to-Have SkillsCCNA, CCNP, RUCKUS, VMware, AWS/Azure, Network+, or Security+ certifications.Experience with Ixia, Spirent, and network performance testing tools.Background in vendor labs, enterprise test...

Network Engineer

Added 20/08/2026

Job Title: Senior Network Engineer - Global Labs Must-Have Skills5-8 years of experience in Enterprise Networking, Data Center Operations, or Lab Infrastructure.Strong knowledge of TCP/IP, Routing, Switching, VLANs, Subnetting, and Firewalls.Hands-on experience with Cisco and/or RUCKUS networking technologies.Experience with wireless networks, WLAN controllers, terminal servers, and intelligent PDUs.Strong troubleshooting skills using Wireshark and network monitoring tools.Knowledge of VMware ESXi, Hyper-V, or KVM environments.Experience creating network diagrams, IP/VLAN plans, and technical documentation.Ability to lead projects and mentor junior technicians.Nice-to-Have SkillsCCNA, CCNP, RUCKUS, VMware, AWS/Azure, Network+, or Security+ certifications.Experience with Ixia, Spirent, and network performance testing tools.Background in vendor labs, enterprise test...