Wintel Consultant

Position Description:

At CGI we deliver secure resilient infrastructure solutions that underpin critical services across the UKs most sensitive environments. As a Wintel Consultant you will play a key role in maintaining and enhancing core Windows-based platforms ensuring stability security and performance across a complex estate. Working within a highly secure setting you will contribute to the continuous improvement of essential infrastructure services while supporting mission-critical operations. You will be empowered to take ownership of technical challenges bring forward innovative ideas and collaborate with experienced teams to deliver reliable high-impact outcomes that support long-term client success.
CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK Best Employer by the Financial Times. We offer a competitive salary excellent pension private healthcare plus a share scheme (3.5% 3.5% matching) which makes you a CGI Partner not just an employee.

We are committed to inclusivity building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector including our Armed Forces and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and youll be part of an open friendly community of experts. Well train and support you in taking your career wherever you want it to go.

Due to the secure nature of the programme you will need to hold UK Security Clearance or be eligible to go through this clearance. This is a hybrid position.

Your future duties and responsibilities:

n this role you will take ownership of delivering 3rd line Wintel support across a secure and complex infrastructure estate ensuring high availability performance and compliance of critical systems. You will operate within SLA-driven frameworks resolving complex incidents supporting BAU operations and contributing to infrastructure improvements that enhance resilience and efficiency.

Working closely with internal teams you will play a key role in maintaining core Windows services while identifying opportunities to automate processes optimise environments and strengthen platform stability in a collaborative and structured setting.

Support & Resolve complex 3rd line Wintel incidents within agreed SLAs
Maintain & Optimise Windows Server environments and Active Directory services
Administer & Support VMware virtualisation platforms
Support & Enhance Citrix environments where applicable
Manage & Maintain Group Policy and DNS configurations
Support & Deliver Microsoft Exchange administration and services
Monitor & Improve infrastructure performance and system health
Automate & Streamline operational tasks using scripting (e.g. PowerShell)
Contribute & Deliver infrastructure project work and platform enhancements
Ensure & Uphold security governance and compliance standards

Required qualifications to be successful in this role:

To succeed you will bring strong 3rd line Wintel support experience within enterprise or secure environments with the ability to troubleshoot complex issues and maintain critical infrastructure services. You will have a solid foundation across Windows technologies and virtualisation alongside a proactive approach to continuous improvement and operational excellence.

You should have strong experience in Windows Server and Active Directory environments
Proven expertise in Group Policy and DNS management
Hands-on experience supporting VMware virtualisation platforms
Experience administering Microsoft Exchange environments
Familiarity with backup and anti-virus technologies
Exposure to Citrix environments
Proficiency in scripting particularly PowerShell
Experience working within secure or regulated environments
Awareness of monitoring tools such as Zabbix (desirable)
Exposure to automation or emerging technologies (desirable)

Skills:

• Wintel/Windows Server

What you can expect from us:

Together as owners lets turn meaningful insights into action.

Life at CGI is rooted in ownership teamwork respect and belonging. Here youll reach your full potential because

You are invited to be an owner from day 1 as we work together to bring our Dream to life. Thats why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our companys strategy and direction.

Your work creates value. Youll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas embrace new opportunities and benefit from expansive industry and technology expertise.

Youll shape your career by joining a company built to grow and last. Youll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons.

Come join our teamone of the largest IT and business consulting services firms in the world.