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Network Security Professional

Job Req ID:  45672
Posting Date:  24 Jun 2025
Function:  Service
Unit:  Business
Location: 

Endeavour Sheffield, Sheffield, United Kingdom

Salary:  Competitive

Recruiter: Jayson Coley-Wynters 

Career Grade: E

 

Location: Hatfield, Sheffield & Belfast 

 

PLEASE NOTE: THIS ROLE REQUIRES SECURITY CLEARANCE - TO QUALIFY MINIMUM 5 YEARS UK WORKING HISTORY 

Job Description

Why this job matters 

Our purpose is to use the power of communication to make a better world. For each other, for our customers, for society and our communities.

This role exists to provide specialist technical support on complex network security and cyber security deployments for any and all of our UK contracts. Building intermate working relationships and trust through effective communication and meeting expectation and deadlines is key. Liaising with customer representatives or vendors and directing other support staff where appropriate will form part of the role. 

Additionally, the support of new products and services is an important part of keeping pace with the industry and customer requirements and allows BT to maintain market position as key supplier of services. The role holder will therefore be expected to provide support in this area, working with confidence and initiative and applying excellent self management in order to promote successful outcomes. 


What you'll be doing 

  • One key thing that all of our engineers have in common is a desire to develop/deliver brilliant, industry redefining platforms as well as their own skills.
  • We need you to be a cyber incident decision maker, responsible for ensuring that mitigation controls and incident response are appropriate 
  • Providing security advice and remediation to Lines of Business within BT and external customers, 
  • Complete and own integration testing on new products and services, producing all relevant supporting documentation
  • Positively support team leader and line manager.
  • Ensure full awareness of the need to safeguard sensitive customer information at all times, so that customers perceive BT to be a trustworthy organisation.


The skills you'll need 

  • You’re a hands on engineer with expertise in at least one platform or programmes below - if your experience doesn't match our stack exactly then don't worry, we hire based on engineering talent, not vendor or language-specific skillset. Interested in us? We're interested in you!

o Comptia Network + & Security +

o Fortinet

o Cisco ASA & FirePower 

o Palo Alto 

o Azure / AWS

o Python, Go, Bash

o Native Cloud Security

o Linux/Unix OS

o Windows OS

  • Knowledge and understanding of TCP/IP & OSI seven-layer model and how data networks are structured and operate.
  • Knowledge of the best engineering practices and continuous delivery
  • Maintain appropriate levels of clearance at all times (MPS, NPPV3 & SC clearances at time of writing)
     


Experience you would be expected to have 

• Experience in Security Operations from a 2nd Line perspective
• Ability to support their team with day to day operations, ensuring customer satisfaction
• A strong knowledge of Networks and Network Security

With over 175 years of heritage, BT is now the flagship business brand of BT Group. We’ve brought together our best people and capabilities into a B2B powerhouse serving 1.2 million business customers internationally.

We’re a global leader for secure connectivity and collaboration platforms for businesses of all shapes and sizes, from big household names and government departments, right through to sole traders and new start-ups. But it’s not just the technology that matters, it’s what it can do to help them build stronger, smarter, more secure businesses.

 

We value diversity and inclusion and believe in making a positive impact. We connect for good by championing digital inclusion and equipping people, businesses, and communities with digital skills to thrive.

As a member of our team, you will be part of an organisation that celebrates difference, fosters innovation and provides you with opportunities to be your best. With millions of businesses relying on us daily, joining BT means you can be part of a diverse and multi-skilled team that makes a significant impact to society.

 

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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