126 Network Solutions jobs in Ireland

Job Title:
Network Security Solutions Architect
Location:
Dublin/Cork (Hybrid)
Job Type:
Contractor
Work Type:
Full-time (5 days/week)
Role Type:
IT / Network Security Architecture
Overview of Role
Our client is undergoing a significant digital transformation to enhance customer experience and evolve their infrastructure. The Network Security Architect will design and implement secure, resilient network solutions to support this transformation and their digital initiatives, working collaboratively across Enterprise IT Services (EITS), Group Technology, and business units.

Role & Responsibilities:

• Develop a comprehensive understanding of their network and network security configurations to enable new services and simplify the environment
• Design, implement, and maintain secure and resilient network security solutions aligned with business needs and strategic objectives
• Drive simplification and automation initiatives within the managed environment to reduce complexity and repetitive tasks
• Enable secure cloud connectivity and integration solutions
• Maintain relationships with relevant third-party vendors supporting the network security function
• Manage risk by maintaining control environments, minimising audit findings, and supporting remediation of external review findings
• Lead and promote organisational values, fostering a culture of open discussion and team collaboration
• Build and maintain productive stakeholder relationships across Group Technology, 2nd and 3rd Line teams, and business stakeholders

Skills, Qualifications & Experience

• Detailed knowledge of designing and implementing resilient network and network security solutions
• Experience building Zero Trust architecture and applying related design principles
• Familiarity with Digital Operational Resilience Act (DORA) network security compliance
• Strong understanding of network security architecture specifically for digital and retail banking environments
• Awareness of regulatory frameworks including PSD2/PSD3, DORA, PCI-DSS, and banking/payments compliance
• Strong risk management and control experience

Experience:

• Proven delivery of enterprise-class network security solutions within major transformation programmes
• Ability to take initiative and manage competing priorities effectively
• Experience collaborating with cross-functional teams to achieve business and technology goals
• 5-7+ years managing and operating network security technologies (desired)
• Knowledge of Irish and European regulatory landscape for financial services (desired)

Education & Certifications:

• Relevant IT, Cybersecurity, or Network Engineering qualifications (not explicitly listed but implied)
• Certifications related to network security or architecture (recommended but not specified)

Visa:

• Irish/EU Citizen or Stamp 4 Visa holder.

About Us
As Ireland's largest IT Solutions Provider with a growing global footprint, ergo offers deep expertise across managed IT & hardware services, cloud, applications & software services, IT resourcing, and modern work solutions. Our recent technology awards reflect our commitment to delivering industry-leading IT solutions, showcasing our team's dedication and expertise.

Job Title:
Network Security Solutions Architect

Location:
Dublin/Cork (Hybrid)

Contract Type:
Day Rate Contract (6-month Rolling Contracts)

Strong Daily Rate

Start Date:
ASAP (Two Interview Stage Process)

Role Overview:

The
Network Security Architect
will play a key role within the Enterprise IT Services team, leading the design and implementation of secure, scalable, and resilient network solutions that support the organisation's digital transformation journey.

As part of the
Network and Cybersecurity Design team
, you will shape and execute network security architectures aligned with industry best practices, regulatory standards, and the organisation's strategic vision for innovation and operational resilience.

Key Responsibilities:

Functional Strategy & Delivery

• Develop a comprehensive understanding of the existing network and security landscape to support the integration of new services and continuous simplification.
• Design, implement, and maintain robust network and security solutions that protect critical infrastructure while enabling digital and business initiatives.
• Lead the design of secure and resilient network architectures that align with strategic objectives and compliance requirements.
• Drive network simplification initiatives—reducing complexity while maintaining industry-leading configurations.
• Champion an
  automation-first
  approach to streamline processes and reduce manual effort.
• Enable secure cloud connectivity and hybrid integration solutions supporting digital and enterprise platforms.
• Build and maintain strong relationships with external vendors and service providers to ensure optimal delivery and support.

Risk Management & Control

• Maintain a comprehensive understanding of the risk landscape across all in-scope technologies and processes.
• Ensure controls are fit for purpose, compliant with internal standards, and aligned with regulatory and security requirements.
• Proactively address audit findings by implementing sustainable and forward-looking remediation measures.
• Support timely resolution of findings from internal and external reviews and strengthen overall control frameworks.

Leadership & Culture

• Act as a role model by demonstrating the organisation's values and promoting a culture of collaboration, accountability, and excellence.
• Encourage open communication within the team and foster innovation through proactive knowledge sharing.
• Support initiatives that enhance engagement and improve the working environment for all team members.

Stakeholder Engagement

• Build productive and collaborative relationships across IT, Risk, and Compliance teams.
• Manage internal and external stakeholders effectively, ensuring transparency and alignment of expectations.
• Act as a trusted advisor to business and technology stakeholders, influencing key architectural and security decisions.
• Contribute to team-wide objectives and promote a strong culture of shared responsibility and delivery excellence.

Must-Have Skills & Experience:

Essential

• Proven experience in designing and implementing
  resilient network and network security solutions
  in complex enterprise environments.
• Hands-on expertise in
  Zero Trust network architecture
  and related design principles.
• Strong familiarity with
  Digital Operational Resilience Act (DORA)
  requirements and network security compliance.
• Deep understanding of
  network security architectures
  for digital and retail banking, including segmentation, firewalling, secure access, and hybrid cloud models.
• Knowledge of the
  banking and payments regulatory landscape
  , including
  PSD2/PSD3
  ,
  PCI-DSS
  , and
  DORA
  .
• Demonstrated success delivering
  enterprise-class network security solutions
  within large-scale transformation or modernization programmes.
• Strong background in
  risk management
  ,
  controls
  , and
  governance frameworks
  .
• Excellent collaboration and communication skills with the ability to balance multiple priorities and deliver consistent results.

Desired

• 5–7+ years' experience in the management and operation of network security technologies (e.g., firewalls, VPNs, SD-WAN, secure web gateways, CASB, NAC).
• Experience working within the Irish or wider European
  financial services regulatory environment
  .
• Relevant certifications such as
  CCNP Security
  ,
  CISSP
  ,
  CCSP
  , or
  Azure Network Engineer Associate
  .

Core Competencies:

• Accountability & Decision-Making
  – Takes ownership and drives informed, timely decisions.
• High-Performance Teams
  – Promotes collaboration and continuous improvement.
• Communication & Influencing
  – Engages effectively with both technical and business audiences.
• Customer Focus
  – Delivers secure, reliable solutions aligned with business needs.
• Risk Management
  – Identifies, mitigates, and manages security and operational risks.
• Leadership & Change
  – Inspires innovation and supports ongoing transformation.

Please note no visa sponsorship for this role

PFH Technology, owned by Ricoh – a Japanese based global ICT company, is a premier provider of end-to-end ICT solutions and a managed services portfolio scaling from SMEs to large Enterprise organisations. We have unrivalled vendor relationships. We can procure, design, deploy and support all your ICT needs. Our ISO certified Custodian Cloud Services and Custodian Managed Services provide the technology and expertise to mitigate risk and reduce your costs immediately. We have a nationwide network of over 750 dedicated professionals, ready to meet your ICT needs, with offices in Dublin, Cork and Galway.

Job Title:

Network Support Engineer

Role:

We are seeking a skilled Network Support Engineer to join a growing IT team in Citywest, Dublin. This permanent position offers the opportunity to work in a dynamic managed services environment supporting a user base of You'll join a collaborative team of six engineers, with ongoing training and development provided to help you grow your career. If you're looking for a role where you can build on your networking expertise, gain exposure to enterprise technologies, and develop your skills in a supportive environment, this could be the right next step for you.

Responsibilities:

Support and troubleshoot LAN and WLAN, including device configuration, monitoring, routing, and switching

Manage and troubleshoot AnyConnect Security/802.1x and related network security

Day-to-day security management using Cisco ISE and Cisco Stealthwatch

Configure and support AnyConnect VPN

Provide support for Unified Communications (VoIP desk and soft phones, call centre, video conferencing, instant messaging)

Support Mobile Device Management solutions

Maintain and manage print services

Skills/Must have:

Cisco CCNA certification (or higher)

Previous experience supporting a complex and highly secure network environment

Strong problem-solving skills with a proactive, self-starter mindset

Ability to work effectively with people at all levels of an organisation

Flexibility to work core support hours (8am – 6:30pm on a rota basis) with occasional out-of-hours support

Ability to pass Garda vetting checks

Benefits:

Permanent, full-time role based in Citywest, Dublin

Work as part of a collaborative team of six engineers

Structured training and continued education opportunities

Exposure to a wide range of enterprise network and security technologies

Hybrid mix of hands-on technical work and user support

THE ROLE

This role will comprise one of a Technical Network Support Engineer. The successful candidate will be responsible for providing technical support across the Wtech Fire Group. Creating new user accounts, including creating user login and passwords, assigning drive access, and installing various software packages. Troubleshooting issues that arise for users, rolling out fixes and updates as they arise. Working with third party suppliers to maintain mobile phone and mobile data contracts.

Reporting to: Systems & Innovations Manager

Hours: 37hrs per week

Days: Monday - Friday

DUTIES & RESPONSIBILITIES

• Provide technical support to staff, both office based and remote.
• Set up new users' accounts and profiles and deal with password issues.
• Talk staff through actions, either face-to-face or over the phone, to help set up systems or resolve issues.
• Support and contribute to IT plans and procedures.
• Maintain procedural documentation and reports.
• Support the Systems & Innovations Manager working with 3rd party providers.
• Undertake other appropriate duties assigned by the Systems & Innovations Manager

ESSENTIAL CRITERIA

• Strong IT support knowledge from a helpdesk perspective.
• Strong working knowledge of Microsoft Office 365 administration.
• Strong knowledge of Windows operating system.
• Ability to troubleshoot problems under their own initiative.
• Microsoft Office skills (Word, Excel and PowerPoint) & Financial Management Systems and Packages.
• Excellent organisational skills and ability to work to tight deadlines.
• Willingness to learn, progress and ability to assume responsibility.
• Strong interpersonal and communication and reporting skills.

DESIRABLE CRITERIA

• 2+years' Experience in a similar role (Helpdesk experience.

Wtech Fire Group is an Equal Opportunities Employer.

We value diversity, equity, and inclusion; we recognise the benefits it can bring to the workforce and our Client's that we support. We celebrate difference and want our People to be representative of all communities, genders, backgrounds and skill levels. If you require reasonable accommodation for any part of the recruitment process, please do not hesitate to let us know.

Job Type: Full-time

Benefits:

• Bike to work scheme
• Company events
• Company pension
• On-site gym
• On-site parking

Work Location: In person

We are looking for an ONSITE IT & Network Support Engineer/Technician to support Casual Freelancing type tasks in your area. Would you be interested in contractual tasks? you will be paid either on an hourly or daily/half-day basis. Tickets will be dispatched with respect to your area & you may support them as per your availability (weekdays, weekends).

Tasks will be L1 & L2 IT/Networking related like desktop support, Server/Rack part (Hard disk drives, etc.) hardware installation & replacement. Provide on-site assistance (console access Router/Switch/Firewall etc.) to remote support.

Base Skill Set:

Expertise in System Desktop Administration, Customer Service, Incident/Change/Release management, and Support for various third-party applications on Windows Platforms

Professionally trained & certified in IT Infrastructure Library & Windows Server Administration and also has a sharp focus on utilizing the programming techniques for various initiative activities

Basic understanding of DHCP, DNS, IP addressing, fixing wireless Lan, Ethernet desktop configuration issues, and subnetting.

Technical troubleshooting and hands-on experience with different OS such as iOS, Android, Windows, and Blackberry devices

Job Type: Contract

Pay: €20.00-€30.00 per hour

Role Description

This is a full-time on-site role for a Network System Support Specialist . The Network System Support Specialist will be responsible for providing technical support, managing and administrating network systems, ensuring network security, and maintaining the overall health of the IT infrastructure. Day-to-day tasks include monitoring network performance, troubleshooting issues, implementing security measures, and setting up and maintaining network hardware and software.

Qualifications

• Proficiency in Technical Support and Network Systems management
• Experience in System Administration and Networking
• Knowledge of Network Security principles and practices
• Excellent problem-solving and analytical skills
• Ability to work independently and collaboratively in a team environment
• Strong communication skills, both written and verbal
• Bachelor's degree in Computer Science, Information Technology, or related field, or equivalent experience
• Certifications such as CCNA, CompTIA Network+, or similar are a plus

xAI's mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company's mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All engineers are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates.

Grok and X are powered largely from our own on-premise infrastructure which enables us to move at speed and efficiency when deploying vast amounts of capacity. People wouldn't be able to enjoy participating in the townhall on X or use Grok to understand the universe if it weren't for our Edge networking infrastructure.

We are seeking two senior engineers that help architect, develop, and build our peering and transit infrastructure with associated routing policies, eDNS, cloud connectivity, CGNAT, and load balancer fleets. The two successful candidates will have great Python skills to remove repetitive engineering cycles and auto-mitigate customer impacts.

• Architect, develop, and maintain peering and transit infrastructure, including routing policies, eDNS, cloud connectivity, CGNAT, and load balancer fleets.
• Leverage Python scripting to automate repetitive engineering tasks and proactively mitigate customer impacts.
• Manage and troubleshoot DNS infrastructure to ensure reliable performance.
• Oversee and resolve issues related to cloud VPCs and connected network hardware.
• Diagnose and resolve complex TCP/IP issues to maintain seamless network operations.
• Collaborate with cross-functional teams to enhance infrastructure efficiency and support xAI's AI platforms.

• 7+ years of experience with edge network hardware, including load balancers, CGNAT, routers, and switches.
• 7+ years of routing experience in backbones, peering, and transit areas with expertise in traffic engineering.
• 5+ years of experience using Python scripting to automate deployments and break/fix tasks.
• 3+ years of experience managing DNS infrastructure.
• 3+ years of experience managing and troubleshooting cloud VPCs and connected network hardware.
• Proven ability to troubleshoot complex TCP/IP issues.

• Experience with A10 Networks, NGINX, or open-source load balancer/CGNAT software.
• Familiarity with Route53 and UltraDNS.
• Expertise in GCP, AWS, and OCI VPC architecture and troubleshooting.
• Knowledge of Kubernetes Ingress.
• Experience with CDN, Fastly, and Cloudfront.
• Demonstrated success in on-call rotations and incident response in high-stakes environments.
• Strong problem-solving skills and adaptability in a fast-paced, ambiguous setting.

xAI is an equal opportunity employer.

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ELIGIBILITY: Any valid work permit for Ireland

CONTRACT LENGTH: 1 year

No sponsorship is provided for this job. The person should be comfortable in travelling to the client's site regularly

Should be able to start immediately

Required Skills

• Configuration Manager (SCCM) including Azure Cloud Management Gateway in a co-managed environment
• Intune (Autopilot/ESP, Windows Policies, device configuration and management)
• Entra ID
• PowerShell scripting
• Azure automation (App registrations, API, authentication)
• Windows 11, WUfB, Autopatch, Delivery Optimization
• Knowledge of Network Devices such as Switches, Routers, Wireless Access Points preferably CISCO certified.
• Knowledge / understanding of assigning switch ports to specific VLANs
• Patch phone ports to switch as needed
• Troubleshooting of Avaya VOIP phones (knowledge on basic configuration)
• Troubleshoot issues with fiber links between switches – Able to visualize errors and communicate to remote technical teams
• Troubleshoot and replace network switch chassis blades when required
• Good to have understanding of any Data Center Infrastructure Management Application
• A periodic (minimum twice weekly) visual check of the IDF rooms for cooling and power status (specifically UPS alarms and PDU health) Control-M, EMC Avamar, Data Domain
• Basic Knowledge of Monitoring tools such as Solarwinds, etc…
• Networking and Operating System basics
• Assist network and data center admins (Internal, Customer and Vendor) as required during the course of technical troubleshooting
• Basic knowledge about Hardware like Servers, Storage devices
• Knowledge to understand Monitoring Tool outcome
• Basic knowledge of ITSM tool preferably ServiceNow
• Basic knowledge Backup technologies preferably EMC Avamar
• Basic knowledge of Operating Systems- Windows 2003 servers Enterprise/Standard Edition, UNIX & linux
• Basic knowledge about Windows 2003 Active Directory structure, MS Exchange 2003 and File/Print Server
• Experience in SLA base environment
• Knowledge on Server Performance monitoring preferred
• Should be able to perform IMACD Installation, Move, Add, Change, and Disposal Services of the data center, network equipment's
• Should have hands on experience in large/medium enterprise data centers or hosting sites consisting of Servers, Storage and Network devices
• Should have all local language proficiency and communication ability in English is mandatory
• Should be flexible to work round the clock on-call basis as an when required apart from scheduled shift

Job Type: Fixed term

Contract length: 12 months

Pay: €150.00 per day

Ability to commute/relocate:

• Cork, CO. Cork: reliably commute or plan to relocate before starting work (required)

Application question(s):

• Are you on Post Study Visa ?

Experience:

• Network engineering: 4 years (required)

Work authorisation:

• Ireland (required)

Work Location: In person

xAI's mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company's mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All engineers are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates.

Data Center Fabrics are the foundational building blocks of the complex architecture that enables Grok to be trained and serve customer queries as they learn to understand the universe. To enable us to move faster we are looking for a Core Network Engineering Team Lead in our Palo Alto Office. You will develop and execute the team's roadmap in collaboration with partner teams. You will guide your team and directly contribute to its network's development, while hiring and developing the world class talent xAI needs to achieve AGI.

• Design, develop, deploy, and operate global backbone infrastructure to ensure high performance and reliability.
• Partner with internal teams to gather requirements and leverage xAI systems for insights to meet current and future product needs.
• Utilize Python and Ansible to automate customer impact mitigations and eliminate repetitive engineering tasks.
• Manage and troubleshoot cloud VPCs and connected network hardware to maintain seamless operations.
• Apply deep traffic engineering skills to optimize backbone network performance.
• Collaborate with cross-functional teams to enhance infrastructure efficiency and support xAI's AI platforms.

• 5+ years of experience working on backbone network hardware and protocols (e.g., MPLS, RSVP-TE) in large or hyperscale environments.
• 5+ years of routing experience with BGP and IS-IS in backbone, peering, and transit areas, with expertise in traffic engineering.
• 3+ years of experience using Python scripting to automate deployments and break/fix tasks.
• 3+ years of experience managing and troubleshooting cloud VPCs and connected network hardware.

• Experience with Juniper, Cisco, and Arista hardware.
• Familiarity with AWS, GCP, and OCI cloud environments.
• Expertise in capacity planning for large networks with minimal customer input.
• Proven success in on-call rotations and incident response in high-stakes environments.
• Strong problem-solving skills and adaptability in a fast-paced, ambiguous setting.

xAI is an equal opportunity employer.

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