Senior WiFi Engineer Wireless Infrastructure

Added 31/03/2026

Designation: Senior WiFi Engineer (Wireless Infrastructure)Job Description:We are seeking a Senior WiFi Engineer to lead the design and optimization of large-scale wireless infrastructure. The ideal candidate will have deep technical expertise and experience managing complex wireless environments.Key Responsibilities:Lead design and architecture of enterprise wireless networksConduct advanced RF analysis, capacity planning, and optimizationManage large-scale deployments and upgrades of WiFi infrastructureTroubleshoot complex wireless performance issuesDefine best practices and standards for wireless networksWork closely with vendors and stakeholdersRequired Skills & Qualifications:5+ years of experience in wireless networkingStrong expertise in RF design and wireless architectureExperience with enterprise-grade solutions (Cisco, Aruba, Meraki)Deep understanding of 802.11...

Cloud Infrastructure Engineer

Added 17/07/2026

Job SummaryWe are seeking a Site Reliability Engineer (SRE) to build, maintain, and support reliable, scalable, and secure cloud platforms. The ideal candidate will have experience with cloud infrastructure, Kubernetes, automation, monitoring, and production support while working closely with engineering teams to improve platform reliability and operational excellence.Key ResponsibilitiesManage and support cloud infrastructure and Kubernetes environments.Automate infrastructure using Infrastructure as Code (IaC).Monitor, troubleshoot, and optimize production systems.Support CI/CD pipelines and deployment automation.Participate in incident response, root cause analysis, and reliability improvements.Collaborate with engineering teams on platform enhancements.Develop automation using scripting and DevOps best practices.Participate in production support and on-call rotations.Required...

Network Infrastructure Engineer

Added 31/03/2026

Job SummaryWe are looking for a Telecom Infrastructure Engineer to design, deploy, operate, and support robust IT and telecom infrastructure systems that enable reliable network services. The role focuses on supporting core telecom environments including data centers, network elements, OSS/BSS platforms, and cloud‑based telecom workloads, ensuring high availability, performance, and regulatory compliance.Key ResponsibilitiesDesign, implement, and maintain telecom and IT infrastructure supporting voice, data, and signaling platformsManage data center infrastructure, including servers, storage, virtualization, and network connectivitySupport telecom network elements such as MSC, SBC, IMS, NMS, mediation, billing, and provisioning systemsEnsure high availability and redundancy for critical telecom servicesMonitor infrastructure performance,...

IT Infrastructure Architect

Added 16/06/2026

IT Infrastructure Architect - Shape the Future of Global Airport TechnologyStep into a role where your technical leadership directly influences large‑scale, mission‑critical systems used in airports around the world. As an IT Infrastructure Architect, you'll guide the full lifecycle of infrastructure delivery from early sales engagement to final service handover, ensuring every solution is robust, secure and engineered for long‑term success. 🌍 What You'll DoLead Infrastructure Delivery - Own the technical design and delivery of IT infrastructure within complex airport system projects.Collaborate with Global Teams - Work closely with peer architects, engineers and product specialists across continents.Design Future‑Ready Solutions -...

IT Infrastructure Project Lead

Added 11/05/2026

🚀 IT Infrastructure Project Lead | Global Automation Projects | International EnvironmentWhat if your next role gave you the opportunity to lead complex IT infrastructure projects powering some of the world's most advanced automated logistics systems?We're partnering with a global leader in logistics automation, delivering cutting-edge solutions across airports, warehousing, and parcel handling operations worldwide. From design and testing through to on-site commissioning, you'll play a key role in delivering large-scale, future-focused infrastructure projects with real operational impact.🔹 What you'll be doing:* Leading end-to-end IT infrastructure delivery within multidisciplinary international projects* Managing timelines, budgets, risks, quality, and stakeholder expectations* Collaborating...

IT Infrastructure Project Lead

Added 11/05/2026

🚀 IT Infrastructure Project Lead | Global Automation Projects | International EnvironmentWhat if your next role gave you the opportunity to lead complex IT infrastructure projects powering some of the world's most advanced automated logistics systems?We're partnering with a global leader in logistics automation, delivering cutting-edge solutions across airports, warehousing, and parcel handling operations worldwide. From design and testing through to on-site commissioning, you'll play a key role in delivering large-scale, future-focused infrastructure projects with real operational impact.🔹 What you'll be doing:* Leading end-to-end IT infrastructure delivery within multidisciplinary international projects* Managing timelines, budgets, risks, quality, and stakeholder expectations* Collaborating...

(2nd Line Infrastructure Support)

Added 20/04/2026

One of our clients is seeking an experienced Patch & Vulnerability Engineer to support a large-scale Windows, VMware, Citrix, Azure hybrid environment, delivering secure and controlled enterprise patching across on-prem and cloud infrastructure.📍 Preston (Hybrid - 2-3 days onsite) | 📅 12-Month Contract (Outside IR 35) Key SkillsVulnerability management & risk-based patch life cycle (assessment, prioritisation, remediation, validation)WSUS & Tanium for enterprise patch deployment (Must Have)Windows Server, VMware, CitrixAzure & M365 supportActive Directory, Group Policy, DNS, VPN, MFAAV / endpoint security & SAN awarenessITIL / ITSM change management (RFCs)Patch testing, deployment & validation in production environmentsSummaryExcellent opportunity for an infrastructure...

Senior Software Engineer/Data Platform Engineer (Databricks, Graph, APIs)

Added 30/04/2026

Senior Software Engineer / Data Platform Engineer (Databricks, Graph, APIs)Location: Philadelphia, PA The team sits within the network technology organisation and is responsible for building advanced data platforms that support digital twin capabilities across the access network. The group combines network design data, telemetry, mapping technologies, and graph intelligence to improve troubleshooting, planning, operational efficiency, and market competitiveness.The team works on highly scalable engineering products including large data pipelines, graph databases, APIs, and mapping platforms. Their work enables smarter network decisions, faster fault resolution, and better use of operational resources.This is a technically strong team focused on solving complex real-world...

Senior Azure DevOps Engineer - DevOps & AI Tooling

Added 22/07/2026

Senior DevOps Engineer - DevOps & AI ToolingWe're seeking a Senior DevOps Engineer to lead the evolution of enterprise DevOps and AI-assisted engineering platforms.You'll drive automation, CI/CD, Kubernetes, cloud infrastructure and developer tooling whilst introducing AI-powered capabilities across software delivery, testing, quality and operations.DevOps & Platform EngineeringAI for DevOps / AI-Assisted EngineeringGitHub Copilot, Claude Code or similar AI coding toolsAzure DevOps & GitHub EnterpriseKubernetes, Terraform & Cloud PlatformsCI/CD AutomationPlease send across an updated CV if this position is of interest GCS is acting as an Employment Business in relation to this vacancy.

Senior Mechanical Engineer

Added 21/07/2026

Looking for a Senior Mechanical Engineer to lead the design and development of innovative semi-automated manufacturing equipment.This role is ideal for someone who enjoys owning projects from concept to implementation and thrives in a hands-on engineering environment.ResponsibilitiesDesign custom automated and semi-automated equipment using SolidWorks.Create detailed mechanical assemblies and production-ready engineering drawings.Manage CAD documentation and revisions using SolidWorks PDM.Select materials and specify mechanical components for machine builds.Support prototyping, equipment assembly, validation, and troubleshooting.Collaborate with controls, electrical, software, and process engineering teams.Ensure designs meet requirements for manufacturability, usability, and reliability.Provide technical guidance and support to other engineering team members.Requirements5+ years of experience...

Senior IAM Engineer (Entra ID)

Added 14/07/2026

Senior IAM Engineer (Microsoft Entra ID)Dublin (Hybrid) | 12-Month Daily Rate Contract | Competitive Day RateWe're working with a well-established enterprise organisation embarking on a significant Identity & Access Management transformation. They're looking for an experienced Senior IAM Engineer with deep expertise across the Microsoft identity stack, particularly Microsoft Entra ID, to play a key role in strengthening and modernising their identity security capabilities.This is a hands-on engineering role where you'll design, implement and enhance secure identity solutions across a complex Microsoft environment.Key ResponsibilitiesDesign, implement and support Microsoft Entra ID solutions across the organisation.Lead the implementation and optimisation of Conditional...

Senior Software Engineer

Added 13/07/2026

Software Engineer - Low Latency / Distributed Systems Tier-1 Investment Bank, Dublin (Hybrid) - ContractLeading investment bank's Dublin technology hub is expanding its high-frequency trading infrastructure team. This is deep, hard engineering - the systems you build execute trades in microseconds, and every millisecond you shave off is measurable P&L. Not a CRUD shop, not a maintenance role.What you'll work on:Low-latency, high-throughput distributed systems processing millions of market events per secondPerformance-critical execution paths in C++/Java/Rust - kernel bypass, lock-free data structures, zero-copy designMarket data ingestion, order routing, and risk systems operating at exchange speedDirect collaboration with quant developers and trading...

Senior IP Network Engineer

Added 07/07/2026

Senior IP Network EngineerWe are seeking an experienced Network Engineer to design and deliver secure, scalable enterprise network solutions across LAN, WAN, Data Centre and Wireless environments. The role combines technical design, implementation, migration planning and deployment leadership.*Unfortunately this role does not offer sponsorship and candidates must already have the right to work in Ireland Responsibilities:Produce design and implementation documentation.Lead network and security deployments, migrations and cutovers.Work with architects, project managers and security teams.Provide technical consultancy throughout the project lifecycle.Key Skills:Cisco Routing & Switching (Catalyst, Nexus, ACI)BGP, OSPF, EIGRP, VRFs, VLANs, QoS, VXLAN, HSRP/VRRPEnterprise LAN, WAN and Data Centre design...

Senior AI Engineer

Added 06/07/2026

We're seeking a Senior AI Engineer to join a high-performing technology team delivering advanced AI solutions across a global platform. This role offers the opportunity to work on complex engineering challenges, leveraging machine learning, generative AI, and intelligent automation to build products used by millions worldwide.You'll be at the forefront of designing and deploying AI-powered applications, collaborating with cross-functional teams to transform innovative ideas into scalable, production-ready solutions.Key ResponsibilitiesDevelop and deliver AI-driven products and services using modern machine learning techniques.Build scalable backend systems, APIs, and workflows that support AI and GenAI applications.Deploy, optimise, and maintain ML models within production environments.Work...

Senior Data Engineer

Added 02/07/2026

Senior Data EngineerDublin, Ireland | Hybrid | 12-month ContractAbout the CompanyOur client is a large, global technology-driven organisation operating in a highly regulated, data-rich industry, delivering services at scale to millions of customers worldwide.About the RoleAs a Senior Data Engineer, you will develop and maintain data pipelines that extract, transform, and load (ETL) data from a wide variety of sources into centralised data platforms such as a data warehouse or data lake. You will ensure the smooth, reliable flow of data from source to destination systems while upholding rigorous data quality and integrity standards, working within a highly regulated environment.Primary...