87 British Telecom jobs in London

Cisco Network Engineer

- City of London

- Large financial services company

- Salary up to £70,000 plus bonus and benefits

- Hybrid working (3 times a week in London office)

A large financial services company are currently looking for an experienced Network Engineer to join their growing team. The role will have responsibility for managing and designing the enterprise network which stretches globally. D.

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The job you're considering

We have an exciting opportunity to join Capgemini as a Network Engineer supporting a variety of Private & Public sector clients within our vast portfolio. Our Network Operations Centre (NOC) provides support at all levels for a multitude of technologies across complex landscapes, providing expertise to deliver a stable, secure, efficient and well managed infrastructure, over the full lifecycle of each solution. The strength of our NOC lies within our people, fostered by a supportive team culture.

Hybrid working : The places that you work from day to day will vary according to your role, your needs, and those of the business; it will be a blend of Company offices, client sites, and your home; noting that you will be unable to work at home 100% of the time.

If you are successfully offered this position, you will go through a series of preemployment checks, including:  identity, nationality (single or dual) or immigration status, employment history going back 3 continuous years, and unspent criminal record check (known as Disclosure and Barring Service) 

Your role

As an integral part of a Network Operations Centre, you’ll have fantastic opportunities to develop both yourself and our collective capabilities performing a mixture of RUN and Project activities with other likeminded Network Analysts. As part of the team, you’ll be empowered to: 
 

• Troubleshoot and configure enterprise networks.
• Be responsible for Network incident diagnostics/resolution.
• Network change implementation
• Undertake Project Tasks, supporting both internal and external Project Managers
• Continue to strengthen and bolster your existing capabilities through a mix of professional training, certifications, and experiences.  

You can bring your whole self to work. At Capgemini building an inclusive future is part of everyday life and will be part of your working reality. We have built a representative and welcoming environment, for everyone.

Your skills and experience

• Proven track record supporting enterprise networks with valid networking technical certifications demonstrating proficiency.
• Experienced in supporting Firewalls (Palo Alto, Checkpoint, Cisco Firepower, Cisco ASA & AnyConnect Remote Access)
• Experience supporting (Enterprise) Wi-Fi technologies including Cisco WLC or others
• Troubleshooting and fault-finding routing issues (BGP, OSPF & EIGRP)
• Deep understanding of networking protocols (e.g., IPSEC, HSRP, BGP, OSPF, EIGRP) 

Your security clearance

To be successfully appointed to this role, it is a requirement to obtain Security Check (SC) clearance. 
To obtain SC clearance, the successful applicant must have resided continuously within the United Kingdom for the last 5 years, along with other criteria and requirements.
Throughout the recruitment process, you will be asked questions about your security clearance eligibility such as, but not limited to, country of residence and nationality.
Some posts are restricted to sole UK Nationals for security reasons; therefore, you may be asked about your citizenship in the application process.

What does ‘Get The Future You Want ‘ mean for you?

You’d be joining an accredited Great Place to work for Wellbeing in 2024. Employee wellbeing is vitally important to us as an organisation.  We see a healthy and happy workforce a critical component for us to achieve our organisational ambitions.  
To help support wellbeing we have trained ‘Mental Health Champions’ across each of our business areas, and we have invested in wellbeing apps such as Thrive and Peppy. 
You’ll be bringing your unique skills and perspectives to the team, inspiring and taking inspiration from your teammates as you unlock value in everything you do. You’ll be joining a professional community of experts, who have got your back and will support you, every step of the way. 
You will reimagine what’s possible: creating value for the world’s leading organisations through technology to build a sustainable, more inclusive future. You will work with a range of clients all with a unique set of business, technological and societal ambitions, which will make a real impact across the UK.
Capgemini. Get The Future You Want.

Why you should consider Capgemini

Growing clients’ businesses while building a more sustainable, more inclusive future is a tough ask.  When you join Capgemini, you’ll join a thriving company and become part of a collective of free-thinkers, entrepreneurs and industry experts.  We find new ways technology can help us reimagine what’s possible.  It’s why, together, we seek out opportunities that will transform the world’s leading businesses, and it’s how you’ll gain the experiences and connections you need to shape your future.  By learning from each other every day, sharing knowledge, and always pushing yourself to do better, you’ll build the skills you want. You’ll use your skills to help our clients leverage technology to innovate and grow their business. So, it might not always be easy, but making the world a better place rarely is.

About Capgemini

Capgemini is a global business and technology transformation partner, helping organisations to accelerate their dual transition to a digital and sustainable world, while creating tangible impact for enterprises and society. It is a responsible and diverse group of 340,000 team members in more than 50 countries. With its strong over 55-year heritage, Capgemini is trusted by its clients to unlock the value of technology to address the entire breadth of their business needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fuelled by its market leading capabilities in AI, generative AI, cloud and data, combined with its deep industry expertise and partner ecosystem. The Group reported 2024 global revenues of €22.1 billion. 

Get The Future You Want |

• Designing, configuring, and deploying robust network solutions.
• Monitoring network performance and identifying potential bottlenecks or security vulnerabilities.
• Providing Tier 3 support for network-related incidents and resolving them in a timely manner.
• Collaborating with cross-functional teams to integrate network services with other IT systems.
• Developing and maintaining comprehensive network documentation, including diagrams and standard operating procedures.
• Evaluating and recommending new network technologies and solutions to meet business needs.
• Leading network security initiatives, including the implementation of security policies and intrusion detection systems.
• Mentoring junior network engineers and sharing knowledge within the team.
• Ensuring compliance with industry best practices and regulatory requirements.
• Participating in on-call rotations for critical network support.

• Design, implement, and manage 5G network elements, including RAN, Core, and Transport layers.
• Plan and execute network upgrades, expansions, and new technology deployments.
• Monitor network performance, troubleshoot issues, and implement solutions to maintain high availability and quality of service.
• Develop and maintain network documentation, including architecture diagrams, configuration guides, and operational procedures.
• Collaborate with vendors and internal teams to evaluate and integrate new network technologies and solutions.
• Conduct performance analysis, capacity planning, and optimization initiatives to enhance network efficiency.
• Ensure network security best practices are implemented and maintained.
• Provide technical support and guidance to operations teams.
• Stay up-to-date with the latest advancements in 5G technology and the broader telecommunications landscape.

• Bachelor's degree in Electrical Engineering, Telecommunications, Computer Science, or a related field.
• Proven experience in telecommunications network engineering, with a focus on 4G/LTE and 5G technologies.
• In-depth knowledge of 5G NR, 5G Core (AMF, SMF, UPF), and transport network technologies (IP/MPLS).
• Hands-on experience with network planning, configuration, and troubleshooting tools.
• Familiarity with virtualization technologies (NFV/SDN) and cloud-native principles.
• Strong understanding of radio access network (RAN) principles and optimization techniques.
• Excellent problem-solving skills and the ability to work effectively under pressure.
• Strong communication and collaboration skills, with the ability to work effectively in a hybrid environment.
• Relevant certifications (e.g., Cisco, Nokia, Ericsson) are a plus.

• Designing, configuring, and deploying network hardware and software solutions.
• Monitoring network performance and troubleshooting issues to minimize downtime.
• Implementing and maintaining network security protocols and measures.
• Planning and executing network upgrades and enhancements.
• Collaborating with cross-functional teams to integrate network solutions with other systems.
• Developing and maintaining comprehensive network documentation.
• Providing technical support and guidance to junior engineers and support staff.
• Ensuring compliance with industry standards and best practices.
• Participating in on-call rotations to provide 24/7 network support.
• Researching and evaluating new network technologies and recommending improvements.
• Managing vendor relationships and overseeing the implementation of third-party solutions.
• Conducting regular network audits and capacity planning.

• Design, configure, and deploy enterprise-level network solutions, including LAN, WAN, and wireless networks.
• Manage and maintain network hardware and software, ensuring optimal performance and uptime.
• Implement and enforce network security policies and procedures, including firewall management and intrusion detection systems.
• Monitor network performance and troubleshoot connectivity and performance issues.
• Develop and execute network upgrade and migration plans.
• Provide technical leadership and mentorship to junior network engineers.
• Collaborate with cross-functional teams to support application deployments and infrastructure changes.
• Develop and maintain comprehensive network documentation, diagrams, and asset inventories.
• Participate in the on-call rotation for network incident response.
• Stay current with emerging network technologies and industry best practices.
• Conduct capacity planning and recommend network enhancements.

• Bachelor's degree in Computer Science, Information Technology, or a related field.
• 5-8 years of experience in network engineering and administration.
• In-depth knowledge of TCP/IP, routing protocols (e.g., BGP, OSPF), switching technologies, and VPNs.
• Hands-on experience with major network vendors (e.g., Cisco, Juniper, Palo Alto Networks).
• Strong understanding of network security principles and best practices.
• Experience with network monitoring tools (e.g., SolarWinds, PRTG).
• Relevant industry certifications such as CCNA, CCNP, CCIE, or equivalent.
• Excellent analytical, troubleshooting, and problem-solving skills.
• Strong communication and interpersonal abilities.
• Ability to work effectively both independently and as part of a team in a demanding environment.

• Design, configure, and deploy complex network solutions, including routers, switches, firewalls, and load balancers.
• Monitor network performance, identify bottlenecks, and implement solutions to optimize speed and reliability.
• Develop and maintain network documentation, including diagrams, configurations, and procedures.
• Troubleshoot and resolve network-related issues, providing timely and effective support to users and other technical teams.
• Implement and manage network security measures to protect against threats and vulnerabilities.
• Plan and execute network upgrades, migrations, and hardware refreshes.
• Collaborate with other IT teams to integrate network services with other systems and applications.
• Evaluate and recommend new network technologies and solutions to enhance infrastructure capabilities.
• Mentor junior network engineers and provide technical guidance.
• Participate in on-call rotation to provide 24/7 network support as needed.

• Bachelor's degree in Computer Science, Information Technology, or a related field; equivalent practical experience will be considered.
• Minimum of 6 years of experience in network engineering, with a focus on enterprise-level network design and support.
• In-depth knowledge of TCP/IP, BGP, OSPF, MPLS, and other routing and switching protocols.
• Hands-on experience with Cisco, Juniper, or other leading network hardware vendors.
• Proficiency in network security best practices, including firewall management, VPNs, and intrusion detection/prevention systems.
• Experience with network monitoring tools (e.g., SolarWinds, Nagios) and network automation techniques.
• Relevant certifications such as CCNA, CCNP, CCIE, JNCIE are highly desirable.
• Strong analytical and problem-solving skills, with the ability to diagnose complex network issues.
• Excellent communication and interpersonal skills, with the ability to work effectively in a team environment.
• Must be eligible to work in the UK and able to commute to the **London** office for a hybrid work arrangement.