3rd Line Infrastructure Engineer

Company: TieTalent

Location: Huntingdon

Posted: April 11th, 2026

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Location: Huntingdon, Cambridgeshire UK (F/T on-site)

Security Clearance Level: High DV Developed Vetting

UNLEASH YOUR POTENTIAL

We are looking for an experienced Senior Infrastructure Engineer to join our 3rd Line Service Operations team who is able to work collaboratively with colleagues and our customer in an exciting and critical LAN/WAN environment. A key requirement of this role is to deliver technical service in a dynamic ITIL environment as well as incorporating Agile change delivery.

About

Senior 3rd Line Infrastructure Engineer

Location: Huntingdon, Cambridgeshire UK (F/T on-site)

Security Clearance Level: High DV Developed Vetting

UNLEASH YOUR POTENTIAL

We are looking for an experienced Senior Infrastructure Engineer to join our 3rd Line Service Operations team who is able to work collaboratively with colleagues and our customer in an exciting and critical LAN/WAN environment. A key requirement of this role is to deliver technical service in a dynamic ITIL environment as well as incorporating Agile change delivery.

At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers success. We empower our teams in the UK to address some of the most complex problems in defence, government, safety and security, and transportation. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.

Are you ready for your next career challenge?

We operate a high paced and exciting collaborative working environment where the work you do is normally customer facing and has demonstrable real world impact. As such we value our staff highly and are committed to training, career development and providing opportunities to progress.

What Sets You Apart

Demonstrable experience of Windows Server based infrastructure at an enterprise level.
Demonstrable experience of RedHat Linux OS based infrastructure as well as general Linux support skills
Experienced in the management and maintenance of VMWare based virtualised estates.
Deployment and support experience of Hyper Converged Infrastructure.
Management and troubleshooting of storage technologies including NetApp & Dell.
Management and troubleshooting of Active Directory within an on premise environment.
Development of a customer desktop build with a number of bespoke/legacy applications.
Packaging and deployment of applications.
Experience of Microsoft Exchange management & support from 2013 onwards.
Experience of MS SQL Server and SQL Database Clustering.
Experience of Veeam Backup technology.
Experience of Ivanti Device & Application Control implementation.
Experience of patch management including analysis and deployment.
Excellent communications and organisational skills as well as the ability to work independently as well as in a team.
Experience in ITIL ICT service delivery and SAFE Agile delivery of critical infrastructure.
Experience of working under pressure to meet deadlines while handling multiple priorities.
Understanding of the importance of stakeholder management and organisational acumen.
Demonstrable ability to adapt to new technologies, skillsets and to learn quickly.
Worked in a business or safety critical environment previously.

You Might Also Have

Exposure or experience of working with F5 Load Balancing technology
Exposure or experience of CI\CD pipeline activities
Experience of build, test and ongoing management of a VDI solution using VMWare Horizon.

Clearance Required

Additional Information

Requirement to have or undergo high level clearance
Work location will be at a customer site
Ability to travel to our customer site in Huntingdon, UK

Are you ready to make an impact? Begin your journey of a flourishing and meaningful career, share your CV with us today!

What We Do For You

At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance.

We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes:

Contributory Pension Scheme

Private Medical Insurance

33 days Annual Leave (including public and privilege holidays)

Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme)

Dynamic Working

Commitment To Diversity

We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs.

Who We Are

Leidos UK & EUROPE we work to make the world safer, healthier, and more efficient through technology, engineering and science.

Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation.

What Makes Us Different

Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change.

Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours.

People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future.

TITL1_UKTJ

Nice-to-have skills

Active Directory
ITIL
Linux
Microsoft Exchange
VMWare
Windows Server
NetApp
Huntingdon, England, United Kingdom

Work experience

DevOps
System Engineer
Systems Administrator

Languages

English

Seniority level

Seniority level
Mid-Senior level

Employment type

Employment type
Full-time

Job function

Job function
Information Technology
Industries
Technology, Information and Internet

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