Senior Network Engineer

Senior Network Engineer

London Full-Time 48000 - 84000 £ / year (est.) No home office possible
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At a Glance

  • Tasks: Join us to deploy cutting-edge data centre technologies and manage global WAN solutions.
  • Company: Opticore IT is a specialist consultancy in Network Engineering and Project Management across various sectors.
  • Benefits: Enjoy competitive salary, private healthcare, 23 days holiday, and free training opportunities.
  • Why this job: Be part of a diverse team that values learning and development in a fast-paced environment.
  • Qualifications: CCNP qualified with experience in low latency networks and automation tools like Ansible and Python.
  • Other info: Work in Central London up to 4 days a week on exciting financial services projects.

The predicted salary is between 48000 - 84000 £ per year.

Opticore IT is currently searching for a Senior Network Engineer to join one of our Financial Services clients for a new data centre implementation project. This opportunity will require you to be in Central London up to 4 days a week. Opticore IT is a specialist Network Engineer and Project Management consultancy offering a wide variety of opportunities to work within fast-paced, challenging environments across our client base spanning multiple sectors including Finance, Broadcast Media, Telecommunications and more.

You will be responsible for the deployment and configuration of cutting-edge data centre technologies. This opportunity requires someone with experience in Low Latency Networks, Colo Infrastructure and Automation.

What you'll be doing:

  • Global WAN solutions
  • Cloud connectivity
  • Low latency networks, including layer 1 switching
  • Timing solutions using GPS, PTP, NTP and PPS
  • Packet capture solutions, including optical taps, SPAN, tap aggregation and timestamping
  • Packet Analysis using Wireshark
  • Interconnecting for market data and order entry in exchange collocations
  • Multicast configuration and troubleshooting
  • Automation tools, including Git, Python, Golang, Jenkins, Terraform and Ansible

What you'll bring:

  • Minimum CCNP qualified network engineer
  • Experience using Routing protocols - BGP
  • Low latency networks, including layer 1 switching
  • History working with Cisco IOS-XR, Cisco NXOS, Arista EOS routers and switches (one or more of these)
  • Experience working on WAN networks, preferably OTN
  • Implementation of new networks/WAN circuits
  • Handover of new networks/WAN circuits
  • Migration to new networks/WAN circuits
  • Using automation for Day-1 deployment and Day-2 network management using Ansible and Python preferred
  • Work on trading related networks
  • Working with market data, exchanges, brokers

What you’ll gain:

Here at Opticore IT we believe in investing in our team as we understand that we are only as great as our engineers, so learning and development is a big deal for us. Whether you’re going for a CCNP, CCIE, Hashicorp, Python, Cloud Technology or anything in between Opticore IT has your back with all our training, labs, courses, and shared knowledge and the most important part it’s all free!

On top of that, we also give you:

  • Competitive Salary & discretionary bonus
  • 23 days holiday + bank holidays
  • Private healthcare & dental
  • Pension
  • EV car, workplace nursery, tech, and cycle-to-work salary sacrifice schemes
  • Team & Company Social events
  • EMI share scheme

Diversity:

At Opticore IT we embrace diversity and are committed to equal opportunities. We actively recruit for an inclusive and diverse workforce and as such, want to ensure we do everything we can to support your application. We want you to feel empowered to let us know if you require any adjustments to be made with your application or interview process so please speak to our recruitment team.

Senior Network Engineer employer: OpticoreIT

Opticore IT is an exceptional employer, particularly for a Senior Network Engineer looking to thrive in the dynamic environment of Central London. We prioritise employee growth through comprehensive training and development opportunities, ensuring our engineers are equipped with the latest skills in cutting-edge technologies. With a competitive salary, generous benefits including private healthcare, and a commitment to diversity and inclusion, Opticore IT fosters a supportive work culture where every team member can excel and contribute meaningfully.
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Contact Detail:

OpticoreIT Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Senior Network Engineer

✨Tip Number 1

Familiarise yourself with the latest trends in low latency networks and data centre technologies. Being able to discuss recent advancements or case studies during your interview can demonstrate your passion and expertise in the field.

✨Tip Number 2

Network with professionals in the financial services sector, especially those who work with WAN solutions and automation tools. Attend industry meetups or webinars to make connections that could provide insights or referrals for your application.

✨Tip Number 3

Prepare to showcase your hands-on experience with automation tools like Ansible and Python. Consider setting up a small project or lab environment where you can demonstrate your skills, as practical examples can set you apart from other candidates.

✨Tip Number 4

Research Opticore IT’s company culture and values. Understanding their commitment to diversity and employee development can help you tailor your conversation during the interview, showing that you align with their mission and are genuinely interested in being part of their team.

We think you need these skills to ace Senior Network Engineer

CCNP Certification
Low Latency Network Design
Routing Protocols (BGP)
Layer 1 Switching
Cisco IOS-XR
Cisco NXOS
Arista EOS
WAN Network Implementation
Network Migration
Packet Capture Solutions
Wireshark for Packet Analysis
GPS, PTP, NTP, and PPS Timing Solutions
Multicast Configuration and Troubleshooting
Automation Tools (Ansible, Python, Terraform, Jenkins, Git)
Experience with Colo Infrastructure
Market Data Interconnection
Trading Network Experience

Some tips for your application 🫡

Tailor Your CV: Make sure your CV highlights your experience with Low Latency Networks, Colo Infrastructure, and Automation. Use specific examples from your past roles that demonstrate your expertise in these areas.

Craft a Strong Cover Letter: In your cover letter, express your enthusiasm for the role and the company. Mention how your skills align with the requirements listed in the job description, particularly your experience with Cisco IOS-XR and automation tools like Ansible and Python.

Showcase Relevant Projects: If you have worked on projects involving global WAN solutions or cloud connectivity, be sure to include these in your application. Detail your role and the impact of your contributions to highlight your capabilities.

Proofread Your Application: Before submitting, carefully proofread your application for any spelling or grammatical errors. A polished application reflects your attention to detail, which is crucial for a Senior Network Engineer role.

How to prepare for a job interview at OpticoreIT

✨Showcase Your Technical Skills

Make sure to highlight your experience with low latency networks, routing protocols like BGP, and automation tools such as Ansible and Python. Be prepared to discuss specific projects where you've successfully implemented these technologies.

✨Understand the Company and Its Clients

Research Opticore IT and its financial services clients. Understanding their needs and challenges will help you tailor your responses and demonstrate your interest in the role and the company.

✨Prepare for Scenario-Based Questions

Expect questions that assess your problem-solving skills in real-world scenarios, especially related to network deployment and troubleshooting. Practise articulating your thought process clearly and logically.

✨Emphasise Continuous Learning

Opticore IT values learning and development. Share your commitment to professional growth, mentioning any relevant certifications or courses you're pursuing, and express enthusiasm for the training opportunities they offer.

Senior Network Engineer
OpticoreIT
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  • Senior Network Engineer

    London
    Full-Time
    48000 - 84000 £ / year (est.)

    Application deadline: 2027-05-10

  • O

    OpticoreIT

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