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Infrastructure Engineering Specialist

Job Req ID:  54775
Posting Date:  3 Mar 2026
Function:  Security
Unit:  UK Business
Location: 

Orion Building B62-MH, Ipswich, United Kingdom

Salary:  Competitive Salary + Benefits

Recruiter: Krystle James

Career Grade: D

Internal Closing Date: 13/03/26

 

Due to the sensitive nature of this role, you will be required to undergo DV (Developed Vetting) level Security Clearance (https://www.gov.uk/government/publications/united-kingdom-security-vetting-clearance-levels/national-security-vetting-clearance-levels). An allowance of £5k per annum may be payable monthly while you hold this DV and continue to work in a role that requires that level of security clearance. The terms of this allowance will be made available if you are successful in being recruited into this role.

 

Security isn’t always the first thing that comes to mind when you think of BT, but when it comes to keeping everyone safely connected, We Are The Protectors. We deal with thousands of cyber-attacks every day, so that millions of people can safely go about their daily lives and run their businesses.   We deliver vital work at scale, with real breadth and impact. We connect for good.
You'll be joining a specialist security team that is a trusted partner to governments worldwide, protecting critical national infrastructure and committed to the safety and security of our nation and global communities. Our mission focused work is innovative, inspiring and technologically challenging in a way that makes every day different and stimulating. We provide the opportunity to work on rare projects, with exciting tools and brilliant people. Everyone has access to unparalleled professional and personal development opportunities and your contribution is always valued.

Why this job matters

 

In your role as a Infrastructure Specialist, you’ll work closely with customers and bring your deep technical expertise to bear on interesting and challenging problems. You will be a technical expert, proposing and designing innovative solutions, solving real-world issues for customers, and leading the delivery in an agile manner. You will engage directly with the customer to build exactly what they need to time/cost/quality. You will have the opportunity to learn about a wide range of technologies, hardware, and DevOps practices. The solutions you will create will utilise the latest technologies, demonstrate innovation and thought-leadership, and provide brilliant outcomes for customers.

 

This job role is based in Ipswich. Onsite (5 days office based). Monday-Friday 37.5 hours. DV Security Clearance is required. Must have lived in UK for 10+ years to obtain clearance. 

What you’ll be doing

 

  • Own and contribute to the delivery of specific components and tasks within projects.
  • Engage and foster relationships with the customer, suppliers, professional networks, and subject matter experts.
  • Lead the creation of high-level designs and architectures for platforms, that could include on-prem, cloud or hybrid solutions, and that deliver against customer requirements.
  • Be hands on in the design, development, and testing of the solution. This could include the specification of the system, choice of technologies, creation of data models, implementation, configuration, development, and testing.
  • Ensure security requirements are met with the solutions that are created.
  • Provide some third line support to deployed cloud-based solutions.
  • Actively contribute to team knowledge sharing, performing mentoring and coaching.

Essential Skills

 

  • Infrastructure Architecture Design 
  • IT Infrastructure 
  • Data Centre Infrastructure 
  • Systems Integration 
  • Troubleshooting 

What we'd like to see on your CV

 

You’ll definitely:

  • Be self-driven, able to get to grips with new technology when needed and demonstrate independent research and learning.
  • Demonstrate excellent problem-solving abilities and able to work through issues in a logical manner, documenting solutions as required.
  • Have in-depth technical knowledge of the Linux Operating System.
  • Understand and have experience of Infrastructure-as-code, Configuration Management, and automation tools (e.g. Puppet, Ansible, Terraform or similar).
  • Understand network architecture: routing, switching, firewalls & VLANs.

 

You might even:

  • Have knowledge of big data architectures and experience designing new big data solutions.
  • Have knowledge of cloud and hybrid data processing architectures.
  • Have a range of skills in scripting and the Python programming language.
  • Have experience of working and leading tasks using a DevOps way of working.
  • Have experience of owning the delivery of projects against Time, Cost and Quality metrics.

Benefits

 

  • Competitive salary
  • 10% on target bonus (Depending on country based)
  • BT Pension scheme, minimum 5% Employee contribution, BT contribution 10%
  • On-call allowance (Depending on role requirements)
  • 25 days annual leave (not including bank holidays), increasing with service
  • Huge range of flexible benefits including cycle to work, healthcare, season ticket loan
  • World-class training and development opportunities
  • From January 2025, equal family leave:  receive 18 weeks at full pay, 8 weeks at half pay and 26 weeks at the statutory rate. It’s for all parents, no matter how your family is made up.​
  • Enhanced women’s health support: including help with menopause symptoms, cancer screenings, period care and more.​
  • 24/7 private virtual GP appointments for UK colleagues​
  • 2 weeks paid carer’s leave ​
  • World-class training and development opportunities​
  • Option to join BT Shares Saving schemes.
  • Discounted broadband, mobile and TV packages
  • Access to 100’s of retail discounts including the BT shop

 

 

#LI-Onsite 

Security is one of the fastest growing parts of our global organisation. We are protecting our networks from more than 6,500 cyber attacks each day, investing over £40m in research each year - and in employing nearly 3,000 people, we’re also the largest private cyber employer in the UK.  With incredible opportunities to learn, develop and grow your skills, we’ll invest in you, nurture your potential and shape your future – whatever your background or experience. 
 
In today’s world, safe and secure digital connections have never been more vital. You’ll be joining a global company operating at the forefront of the information age: BT employs 90,000 people in 180 countries. With huge scale, we’re capable of achieving great things, striving to be personal, simple, and brilliant for our customers whilst creating an inclusive working environment where people from all backgrounds can succeed. Play your part. Make a difference. We are the Protectors.

 

A FEW POINTS TO NOTE:

Although these roles are listed as full-time, if you’re a job share partnership, work reduced hours, or any other way of working flexibly, please still get in touch.

We will also offer reasonable adjustments for the selection process if required, so please do not hesitate to inform us.

DON'T MEET EVERY SINGLE REQUIREMENT?

Studies have shown that women and people who are disabled, LGBTQ+, neurodiverse or from ethnic minority backgrounds are less likely to apply for jobs unless they meet every single qualification and criteria. We're committed to building a diverse, inclusive, and authentic workplace where everyone can be their best, so if you're excited about this role but your past experience doesn't align perfectly with every requirement on the Job Description, please apply anyway - you may just be the right candidate for this or other roles in our wider team.

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