Find It system administrator Jobs in Dublin, D

Linux Administrator
Eirgrid —Dublin, County Dublin
- Oracle
- Software troubleshooting
- Analysis skills
Quick apply
14h
Junior Contract Administrator
Turner & Townsend —Dublin, County Dublin
- Full-time
- Engineering
- Bachelor's degree
- Contracts
- Annual leave
Quick apply
Senior Linux Administrator
Davy —Dublin, County Dublin
- Hybrid work
- Azure
- Linux
- Communication skills
- Employee assistance program
Quick apply
Senior Onboarding Specialist
Salesforce —Dublin, County Dublin
- Full-time
- Salesforce
- English
- Project management
8d
Medical Administrator - Healthcare
TCP Homecare —Dublin, County Dublin
- Full-time
- Hybrid work
- Medical terminology
- Communication skills
- Annual leave
- Employee discount
Quick apply
6d
ETF Basket Associate/Senior Associate, Fund/Client Accounting (Multiple Openings)
The Bank of New York Mellon Corporation —Dublin, County Dublin
- Full-time
- Microsoft Powerpoint
- Microsoft Word
- Microsoft Excel
Insurance Verifications
Blackrock Health Blackrock Clinic —Dublin, County Dublin
- Full-time
- Customer service
- Clinic
- Organisational skills
- Employee assistance program
Quick apply
Business Consultant
SoftCo —Dublin, County Dublin
- Full-time
- Hybrid work
- Oracle
- ERP systems
- Finance
Quick apply
Senior Document Controller
Turner & Townsend —Dublin, County Dublin
- Full-time
- Engineering
- Bachelor's degree
- Business
Quick apply
Senior Cloud Support Engineer
Crusoe —Dublin, County Dublin
- Full-time
- Azure
- Computer Science
- Customer service
Quick apply
Senior Delivery Acceleration AI Specialist
ServiceNow —DUBLIN 2, County Dublin
- Full-time
- Microsoft Powerpoint
- Microsoft Excel
- Sales
Quick apply
HR Generalist
Uniphar Wholesale Limited —DUBLIN 24, County Dublin
- Full-time
- Administrative experience
- No degree
- Human resources
Quick apply
Programme Director MSc in Procurement and Supply Chain Management
Griffith College —DUBLIN 8, County Dublin
- Full-time
- Management
- Doctoral degree
- Master's degree
- Free parking
- Work from home
Quick apply
6d
Associate / Senior Vice President - ETF Fund/Client Accounting (Multiple Openings)
The Bank of New York Mellon Corporation —Dublin, County Dublin
- Full-time
- Microsoft Powerpoint
- Microsoft Word
- Microsoft Excel
Senior Contract Administrator
Turner & Townsend —Dublin, County Dublin
- Full-time
- Contracts
- Annual leave
Quick apply
Electrical Engineer
Mercury Engineering —Dublin, County Dublin
- IT
- Communication skills
- Mechanical knowledge
Head of Fund Operations & Governance
Davy —Dublin, County Dublin
- Hybrid work
- No degree
- Analytics
- Employee assistance program
Quick apply
Security Supervisor
Perrigo —DUBLIN 2, County Dublin
- Customer service
- English
- No degree
11h
ServiceNow Architect
Uniphar PLC —DUBLIN 24, County Dublin
- Full-time
- JavaScript
- Scripting
- Communication skills
Quick apply
Senior Fund Accountant
MUFG Investor Services —Dublin, County Dublin
- Full-time
- Hybrid work
- No degree
Quick apply

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Linux Administrator

Eirgrid -
Dublin, County Dublin

Quick apply

Job details

Permanent
14 hours ago

Qualifications

Oracle
Software troubleshooting
Load balancing
Microsoft SQL Server
Bash (Unix shell)
Firewall
DHCP
Analysis skills
PostgreSQL
Scripting
DNS
SAN
IT
VMWare
Linux
TCP/IP
Communication skills
Python
Information Technology
VPN

Full job description

We are at the heart of Ireland’s energy transition - connecting, operating and transforming the electricity grid to support a low carbon, renewable future.

We are building talented teams that tackle real world challenges every day and help us to achieve our goal to prepare the grid to carry up to 80% of Ireland’s electricity from renewable sources.

We are proud to be a certified Great Place to Work, recognised for our culture built on trust, collaboration and inclusion. At EirGrid you will find supportive teams, opportunities to grow and meaningful work. We also offer secure employment with a range of flexible and family friendly working policies to support your life and wellbeing. If you want to know more about what EirGrid has to offer you, visit Life at EirGrid.

If you are ready to make an impact and grow your career in a purpose-led organisation, your journey starts here.

The Opportunity

The Linux and Database team is well established within the IT Infrastructure Department and is responsible for the organisation’s extensive Linux, Oracle, PostGres and Microsoft SQL Server solutions. A particular focus of this team is to ensure the reliability of the various platforms whilst driving performance and functional improvements and new delivery mechanisms including virtualisation and cloud services.

The Linux Administrator will assist in the development and support of EirGrid’s Linux estate on Physical and Virtual machines which underpin the organisation’s corporate functions and mission-critical power system operation and market functions.

The focus of the role will be to support major programs of work to upgrade and implement in premise and cloud-based systems.

The successful applicant will contribute to the overall success of Eirgrid by working as part of a team of IT professionals, undertaking Linux administration duties and driving project delivery and solution optimisation.

Key Responsibilities

Support the Linux & Database Team Lead in delivering on project targets and operational KPIs
Install, configure, and maintain Linux operating systems Red Hat Enterprise Linux (RHEL), Oracle Linux environments.
Monitor system performance, troubleshoot issues, and ensure high availability and reliability of Linux-based infrastructure
Configure network interfaces (NICs), Ethernet devices, and manage ILO for HP servers
Manage storage, including SAN, NAS, RAID, multipathing, zoning, and LVM
Diagnose and troubleshoot software, hardware, and network issues to identify root causes
Manage package installations, updates, and maintain software inventories
Configure, monitor, and manage backups and disaster recovery plans
Ensure system uptime, compliance, and handle user access management
Develop and maintain automation scripts (Bash, Python) for routine tasks and monitoring
Handle change management processes, system upgrades, and patch deployments
Implement and manage OS firewalls, security configurations, and vulnerability management
Configure and troubleshoot virtualization environments (e.g., VMware).
Automate system administrative tasks using scripting languages such as Bash or Python to streamline processes and improve efficiency.
Evaluate and recommend hardware and software upgrades to improve system performance and scalability.
Provide in-depth troubleshooting and issue resolution for the Red Hat and Oracle Linux ecosystem.
Investigate root causes of issues and escalate to engineering or vendor support when needed.
Support the asset management of Linux systems including inventory maintenance, warranty management, vendor support and configuration backups
Oversee the development of internal procedures, processes and documentation
Promote high standards of platform design, operation and availability and ensure that support capabilities during and outside normal working hours are maintained
Liaise with the EirGrid’s Governance & Planning team and business representatives to understand business needs and the wider context of developing and delivering IT solutions
Provide effective stakeholder management of both internal and external stakeholders including strategic vendors and service providers
Proficiency in capacity planning and disaster recovery planning

About You
The successful candidate will have:

An IT degree or recognised qualification in a relevant technical discipline
7+ years’ experience in delivering and/or operating critical business solutions
Proficiency in Red Hat and Oracle Linux OS environments
Expertise in networking protocols (TCP/IP, DHCP, DNS, VPN) and firewall management
Strong skills in SAN, NAS, RAID configurations, multipathing, and LVM
In-depth experience with Bash and Python scripting for automation
Hands-on experience with VMware and other virtualization technologies
Familiarity with TCP/IP, VLANs, load balancing, and high availability configurations
Installation & configuration of Operating system, ILO
CPU Utilization, Memory Management
Certifications in Red Hat Certified System Administrator (RHCSA) or Red Hat Certified Engineer (RHCE)
Effective communicator, both in verbal and written communications supported by excellent customer facing skills
Successful track record in delivering IT projects
Strong analytical and problem-solving capability

Closing date for applications
19/06/2026

Please note we receive a high volume of applications, and as every application is carefully reviewed our response time may vary. If you agree to be considered for other roles this may result in a delayed response as we establish the best fit for your experience. We appreciate your patience.

We value potential as much as experience. If you believe you can succeed in this role, we encourage you to apply, even if you don’t meet every requirement.

We're dedicated to diversity and inclusion at EirGrid. We recognise the strength that comes from having a diverse workforce and the importance of a supportive culture for all our people to achieve their potential. Our diversity and inclusion networks have been designed to create an inclusive culture that enables our people to feel a sense of belonging at work.

As an equal opportunities’ employer, we welcome applications from people of all backgrounds. Reasonable accommodations are offered at every stage of our recruitment process.

Quick apply

Refine Your Search

it system administrator jobs in dublin, d

Linux Administrator

Junior Contract Administrator

Senior Linux Administrator

Senior Onboarding Specialist

Medical Administrator - Healthcare

ETF Basket Associate/Senior Associate, Fund/Client Accounting (Multiple Openings)

Insurance Verifications

Business Consultant

Senior Document Controller

Senior Cloud Support Engineer

Senior Delivery Acceleration AI Specialist

HR Generalist

Programme Director MSc in Procurement and Supply Chain Management

Associate / Senior Vice President - ETF Fund/Client Accounting (Multiple Openings)

Senior Contract Administrator

Electrical Engineer

Head of Fund Operations & Governance

Security Supervisor

ServiceNow Architect

Senior Fund Accountant

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