Core Network Engineer in Chelmsford

Core Network Engineer in Chelmsford

Chelmsford Freelance 48000 - 72000 £ / year (est.) Home office possible
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At a Glance

  • Tasks: Manage and optimise cutting-edge IMS and 5G core networks for seamless service delivery.
  • Company: First Point Group, a leader in telecom recruitment with a focus on innovation.
  • Benefits: Fully remote role with competitive daily rates and opportunities for professional growth.
  • Why this job: Join a dynamic team and shape the future of next-gen network technology.
  • Qualifications: Experience with IMS Core and 5G networks, plus strong troubleshooting skills.
  • Other info: Ideal for tech-savvy individuals looking to make an impact in a fast-paced environment.

The predicted salary is between 48000 - 72000 £ per year.

First Point Group is recruiting for a Core Network Engineer (Ericsson/Nokia) with specific previous experience working on Virgin Media / VMO2 and/or BT/EE networks and projects. The successful candidate will have extensive experience within operational support, optimisation, and evolution of a next-generation IMS and 5G core network. This is a fully remote role based on a daily rate contract. Please note - sponsorship cannot be provided, so candidates must live in the UK with valid rights to work.

Responsibilities

  • Perform daily configuration, operation, and maintenance (O&M) of IMS Core network nodes to ensure continuous service availability.
  • Monitor network KPIs and proactively provide performance improvement recommendations across internal and external IMS Core platforms.
  • Collaborate with cross-functional teams using automation and analytics tools to improve operational efficiency.
  • Execute parameter configuration changes on the 5G Standalone Core platform, including cloud-native core environments and subscriber data platforms.
  • Manage performance monitoring and alerting for 5G SA Core networks using modern observability tools (metrics, logging, and alert management).
  • Conduct service validation, acceptance testing, and end-to-end functional testing for IMS and 5G SA services.
  • Audit core network nodes and services to ensure maximum availability, resilience, and compliance with operational standards.
  • Lead capacity planning activities for Core network elements, ensuring scalability and alignment with traffic growth and service demand.
  • Handle end-to-end KPI and KQI analysis across Core and interdependent network domains.
  • Diagnose and resolve complex IMS Core network issues related to configuration, software, hardware, products, and services.
  • Support the integration, commissioning, and acceptance of new Core network nodes and services, including project and vendor coordination.
  • Provide L2/L3 operational support and escalation handling for Core network incidents, including roaming-related issues.
  • Perform pre- and post-implementation analysis of IMS Core KPIs following network changes and optimisation activities.
  • Manage product and software lifecycle activities across all Core network nodes, including upgrades, patches, and decommissioning.

Key Skills & Experience

  • Strong hands-on experience with IMS Core and 5G Core network environments.
  • Proven expertise in Core network operations, performance management, and troubleshooting.
  • Experience working with cloud-native Core architectures and automation-driven operations.
  • Solid understanding of KPIs, KQIs, and end-to-end service assurance.
  • Ability to manage complex incidents and collaborate across engineering, operations, and vendor teams.
  • Experience supporting live production networks in a high-availability environment.

Core Network Engineer in Chelmsford employer: First Point Group

First Point Group is an exceptional employer for Core Network Engineers, offering a fully remote role that promotes flexibility and work-life balance. With a strong focus on employee growth, the company provides opportunities to enhance technical skills in cutting-edge 5G and IMS Core technologies while collaborating with cross-functional teams in a supportive and innovative work culture. Joining First Point Group means being part of a dynamic environment where your contributions directly impact the evolution of next-generation networks.
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Contact Detail:

First Point Group Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Core Network Engineer in Chelmsford

✨Tip Number 1

Network with industry professionals! Join online forums or LinkedIn groups related to Core Network Engineering. Engaging with others in the field can lead to job opportunities that aren’t advertised.

✨Tip Number 2

Showcase your skills through projects! If you’ve worked on any relevant projects, create a portfolio or case studies. This gives potential employers a tangible look at what you can do.

✨Tip Number 3

Prepare for interviews by practising common technical questions. Brush up on your knowledge of IMS and 5G core networks, as well as troubleshooting scenarios. We want you to feel confident when discussing your expertise!

✨Tip Number 4

Apply directly through our website! It’s the best way to ensure your application gets seen. Plus, we love hearing from candidates who are genuinely interested in joining our team.

We think you need these skills to ace Core Network Engineer in Chelmsford

IMS Core Network Operations
5G Core Network Environments
Performance Management
Troubleshooting Skills
Cloud-Native Core Architectures
Automation-Driven Operations
KPI and KQI Analysis
Service Assurance
Incident Management
Cross-Functional Collaboration
Operational Support
Configuration Management
Capacity Planning
Network Monitoring Tools
End-to-End Functional Testing

Some tips for your application 🫡

Tailor Your CV: Make sure your CV is tailored to the Core Network Engineer role. Highlight your experience with IMS and 5G core networks, especially if you've worked with Virgin Media or BT/EE. We want to see how your skills match what we're looking for!

Showcase Your Achievements: Don’t just list your responsibilities; showcase your achievements! Use specific examples of how you improved network performance or resolved complex issues. This helps us see the impact you've made in your previous roles.

Keep It Clear and Concise: When writing your application, keep it clear and concise. Avoid jargon unless it's relevant to the role. We appreciate straightforward communication that gets to the point without fluff!

Apply Through Our Website: Finally, make sure to apply through our website! It’s the best way for us to receive your application and ensures you’re considered for the role. We can’t wait to see what you bring to the table!

How to prepare for a job interview at First Point Group

✨Know Your Networks

Make sure you brush up on your knowledge of IMS and 5G core networks, especially if you've worked with Virgin Media or BT/EE. Be ready to discuss specific projects you've been involved in and how you contributed to their success.

✨Showcase Your Troubleshooting Skills

Prepare examples of complex network issues you've diagnosed and resolved. Highlight your approach to problem-solving and how you collaborated with cross-functional teams to improve operational efficiency.

✨Familiarise Yourself with KPIs and KQIs

Understand the key performance indicators relevant to core network operations. Be prepared to discuss how you've monitored and improved these metrics in past roles, as this will demonstrate your analytical skills and attention to detail.

✨Emphasise Your Automation Experience

Since automation is a big part of modern network operations, be ready to talk about any tools or processes you've used to automate tasks. This could set you apart from other candidates and show that you're forward-thinking.

Core Network Engineer in Chelmsford
First Point Group
Location: Chelmsford
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