Requisition ID:
1640410
Date:
Sep 1, 2025
General Information
Location:
Dublin
Available for Work Visa Sponsorship:
No
Business area:
Technology Consulting (Cloud)
Contract type:
Permanent
The Team and the opportunity
Are you ready to take your career to the next level?
Join our dynamic Tech Consulting team at EY Ireland as an Active Directory Administrator, Assistant Manager.
In this role, you\u2019ll work on impactful, high-profile projects that help transform how our clients operate.
You\u2019ll play a key part in designing and delivering secure, scalable directory and integration solutions across complex enterprise environments.
If you\u2019re someone who enjoys solving real-world problems with smart technology, thrives on variety, and wants to see your work make a measurable difference, we'd love to hear from you.
Your Key Responsibilities
Administer and support Active Directory infrastructure, including:
Active Directory Certificate Services (ADCS)
Certificate-based authentication and enrolment
Encrypting File System (EFS)
SSL/TLS configuration
Manage and maintain core services:
Microsoft Active Directory
DHCP
Windows Server Update Services (WSUS)
Windows File Server
Design, implement, and troubleshoot Group Policies (GPO)
Maintain a large DNS environment with multiple zones
Build and deploy laptops and desktops using Windows Deployment Services (WDS)
Develop Bash and PowerShell scripts for automation, software deployment, and reporting
Implement and manage Hybrid Active Directory deployments, Single Sign-On (SSO), Microsoft Entra ID, Microsoft Teams and Microsoft Intune
Monitor system performance and event logs for system and security issues
Perform in-place upgrades of Windows Server environments
Collaborate with cross-functional teams to improve server infrastructure
Provide remote and on-site support to IT users, including documentation and procedural guidance
Skills and attributes for success
To qualify for the role, you must have:
Third level qualification in Computer Science, Mathematics or a related discipline, or relevant experience related to the position
Minimum 5 years' experience as a Systems Administrator
Microsoft professional certifications such as MCSA, MCSE, or MCITP Server Administrator
Strong expertise in:
Active Directory, DHCP, GPOs, WSUS, Windows File Server
Windows Deployment Services (WDS)
Bash and PowerShell scripting
Hybrid AD, SSO, Teams administration, Microsoft Entra ID, and Intune
Proven ability to troubleshoot and optimize server infrastructure
Excellent communication and collaboration skills
What We Look For
We are looking for candidates who are:
Innovative
and
agile
, with a purpose-driven mindset
Inclusive
and able to work effectively in diverse teams
Passionate
about technology and eager to learn and grow
Client-focused
, with a strong commitment to delivering exceptional service
What working at EY offers
We offer a competitive remuneration package.
Our comprehensive Total Rewards package includes support for flexible working and career development, and with FlexEY you can select benefits that suit your needs, covering holidays, health and well-being, insurance, savings and a wide range of discounts, offers and promotions.
Plus, we offer:
Support and coaching from some of the most engaging colleagues around
Opportunities to develop new skills and progress your career
The freedom and flexibility to handle your role in a way that\u2019s right for you
All our employees are given a benefits package which they can tailor to suit their individual preferences.
Our range of benefits include:
Pension
Discounted Health Insurance
Web Doctor - Free unlimited online GP consultations for you and your family
The purchase of additional annual leave
Free Gym Membership
Travel Pass
Maternity & Paternity leave
Bike to work Scheme
Recognition Awards
Cash incentives for referrals
TECH MBA paid by EY
Wellness rooms Available in some offices
EY is committed to being an inclusive employer and we are happy to consider flexible working arrangements.
We strive to achieve the right balance for our people, enabling us to deliver excellent client service whilst allowing you to build your career without sacrificing your personal priorities.
While our client-facing professionals can be required to travel regularly, and at times be based at client sites, our flexible working arrangements can help you to achieve a lifestyle balance.
When you join EY, you will be supported to ensure that you are enhancing your skills from day one
Continuous learning, where you can develop the mindset and skills to navigate whatever comes next
As you grow and develop here, you\u2019ll discover opportunities to help customise your career journey, so that it\u2019s as unique as you are - success is defined by you, we will provide the tools and flexibility, so you can make a meaningful impact, your way
Transformative leadership, we will give you the insights, coaching and confidence to be the leader the world needs
Diverse and inclusive culture, you will be embraced for who you are and empowered to use your voice to help others find theirs
We have embraced Hybrid working at EY adding greater flexibility and autonomy to the roles of our employees
About EY
As a global leader in assurance, tax, transaction and advisory services, we're using the finance products, expertise and systems we've developed to build a better working world.
That starts with a culture that believes in giving you the training, opportunities and creative freedom to make things better.
Whenever you join, however long you stay, the exceptional EY experience lasts a lifetime.
Inclusion & Diversity
We hold a collective commitment to foster an environment where all differences are valued and respected, practices are equitable and everyone experiences a sense of belonging: Inclusion, diversity, and equity are part of who we are at EY.
We believe that the highest-performing teams maximize the power of different perspectives and backgrounds.
These teams are both diverse and inclusive and are willing to invite and learn from other perspectives.
Our ability to include various viewpoints into our mindsets, behaviours and operations is fundamental to driving innovation, building strong relationships, and delivering the best solutions for our clients.
We recognise the strength that comes from having a diverse workforce and building a culture where we support all our people to achieve their potential.
You'll be embraced for who you are and empowered to use your voice to help others find theirs.
As an equal opportunities' employer, we welcome applications from people of all backgrounds.
Reasonable accommodations are offered at every stage of our recruitment process.
Are you ready to shape your future with confidence?
Apply today.
To help create the best experience during the recruitment process, please describe any disability-related adjustments or accommodations you may need.
IMPORTANT: Where Agency assistance is required, our Talent Team will engage directly with suppliers.
CVs / Profiles should not be shared directly with Hiring Managers.
Unsolicited CVs / Profiles supplied to EY by Recruitment Agencies will not be accepted for this role.
EY|
Building a better working world
EY is building a better working world by creating new value for clients, people, society and the planet, while building trust in capital markets.
Enabled by data, AI and advanced technology, EY teams help clients shape the future with confidence and develop answers for the most pressing issues of today and tomorrow.
EY teams work across a full spectrum of services in assurance, consulting, tax, strategy and transactions.
Fuelled by sector insights, a globally connected, multi-disciplinary network and diverse ecosystem partners, EY teams can provide services in more than 150 countries and territories.
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