Find it Jobs in dublin 2, d

IT Systems Administrator – Contract (Dublin, Ireland)
Hadfield Green —DUBLIN 2, County Dublin
- Windows
- Linux
- Communication skills
IT System Administrator - Maternity Leave Cover
ASL Aviation Holdings DAC —Swords, County Dublin
- Monday to Friday
- Computer Science
- English
- Windows
Quick apply
11h
IT Systems Engineer
Daon Inc —Dublin, County Dublin
- Full-time
- Hybrid work
- Computer Science
- Windows
- Bachelor's degree
Quick apply
Operational Security Analyst (IT & Payment Systems)
Indra Group UK & Ireland —Dublin, County Dublin
- Full-time
- Hybrid work
- Computer Science
- AWS
- Analysis skills
Quick apply
IT Service Desk Engineer
LaunchDarkly —Dublin, County Dublin
- Remote
- Customer service
- Windows
- Bachelor's degree
Quick apply
L3 IT Engineer with Microsoft POTY
Ergo —Dublin, County Dublin
- Azure
- Windows
- SharePoint
- Annual leave
14d
IT Systems & Security Engineer
Securitas —Dublin, County Dublin
- Full-time
- Hybrid work
- Azure
- Computer Science
- Customer service
- Employee assistance program
- Referral programme
Quick apply
6d
Information Security Technical Support
Tate Europe —Dublin, County Dublin
- Full-time
- Azure
- Customer service
- Windows
Quick apply
Customer Service Technical Support Agent
Enet —Dublin, County Dublin
- Full-time
- Hybrid work
- Salesforce
- English
- Communication skills
Quick apply
Operations Office - IT / IS
Allianz —Blackrock, County Dublin
- Full-time
- Computer Science
- English
- Analysis skills
Digital Marketing Manager, IT & Digital
Brown Thomas Arnotts —Dublin, County Dublin
- Marketing
- Bachelor's degree
- No degree
- Store discount
- Annual leave
8d
Technical Support Engineer
WalkMe —Dublin, County Dublin
- Full-time
- Customer service
- English
- HTML
- Annual leave
Technical Support Engineer
Kota —Dublin, County Dublin
- Full-time
- Remote
- SQL
- AWS
- No degree
- Annual leave
Senior Business Systems Analyst- Data Steward
Optum —Dublin, County Dublin
- Full-time
- Microsoft Powerpoint
- Microsoft Excel
- SQL
Business Information Systems Manager
Actavo —Dublin, County Dublin
- €65,000–€75,000 a year
- English
- Microsoft Office
- SQL
- Employee assistance program
- Referral programme
12d
IT Solution Architect – 11 Month Contract
Monument Re —Dublin, County Dublin
- Azure
- SharePoint
- Communication skills
Senior IT Business Analyst – Record to Report
Aptiv plc —Dublin, County Dublin
- Oracle
- Computer Science
- Master's degree
- Gym membership
IT Program Project Delivery, Vice President
State Street —DUBLIN 2, County Dublin
- Full-time
- Analysis skills
- Leadership
- Communication skills
5d
Full Stack IT Software Developer - Dublin 1
Ergo —Dublin, County Dublin
- Azure
- Computer Science
- Software troubleshooting
Technical Support Engineer - French Speaking
Salesforce —Dublin, County Dublin
- Full-time
- Salesforce
- English
- Java

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IT Systems Administrator – Contract (Dublin, Ireland)

Hadfield Green
DUBLIN 2, County Dublin

Apply Now

Job details

Qualifications

Microsoft Windows Server
Ansible
CCNA
Process improvement
Windows
Network protocols
REST
VMWare
Linux
Communication skills
Python
Active Directory

Full job description

Hadfield Green is recruiting a senior IT Systems Administrator to serve as technical lead on a significant Cyber Security infrastructure programme within a critical, always-on operational environment. Specialising in Microsoft technologies, this role bridges the IT Operations function and the Cyber Security Project Team — responsible for the design, planning, and delivery of security-driven infrastructure change.

You will work closely with internal and external stakeholders to build infrastructure and security architectures that meet business objectives, regulatory expectations, and strict service-level and availability requirements.

What You’ll Do

Key Responsibilities

Serve as technical lead for Cyber Security infrastructure initiatives in a live 24/7 environment
Develop and implement industry best-practice infrastructure designs ensuring scalability, resilience, and security
Manage vulnerability assessment and security patch management programmes
Implement and test high-availability and disaster recovery strategies
Produce high-quality documentation for internal and external audit purposes
Provide infrastructure and security performance monitoring against agreed SLAs
Resolve escalated technical issues from first and second line support
Mentor junior staff and contribute to ongoing process improvement

Skills Required

MCSA, MCP and/or CCNA certified with expert-level Windows Server 2019/2022/2025 implementation, administration, and Windows 11 client OS skills
Deep knowledge of Active Directory, Group Policy, network protocols, and concepts
Strong experience with backup solutions and principles; NetBackup knowledge an advantage
Proven analytical and problem-solving skills with the ability to work both independently and collaboratively across all levels of seniority
Strong organisational, documentation, and communication skills with proven experience working under strict process control methodologies such as ITIL
Virtual platform (VMware), storage technology, and Linux (RedHat/OEL) experience desirable
Proficiency with automation tools including Python, Ansible, and REST APIs desirable

Send your CV outlining your suitability for the role via the apply now button.

Apply Now

Refine Your Search

it jobs in dublin 2, d

IT Systems Administrator – Contract (Dublin, Ireland)

IT System Administrator - Maternity Leave Cover

IT Systems Engineer

Operational Security Analyst (IT & Payment Systems)

IT Service Desk Engineer

L3 IT Engineer with Microsoft POTY

IT Systems & Security Engineer

Information Security Technical Support

Customer Service Technical Support Agent

Operations Office - IT / IS

Digital Marketing Manager, IT & Digital

Technical Support Engineer

Technical Support Engineer

Senior Business Systems Analyst- Data Steward

Business Information Systems Manager

IT Solution Architect – 11 Month Contract

Senior IT Business Analyst – Record to Report

IT Program Project Delivery, Vice President

Full Stack IT Software Developer - Dublin 1

Technical Support Engineer - French Speaking

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