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- Tasks: Design and optimise complex network environments using cutting-edge Juniper technologies.
- Company: Expanding tech consultancy focused on defence and public sector solutions.
- Benefits: Competitive salary up to £75,000 and a collaborative work culture.
- Why this job: Join a team driving digital transformation and innovation in networking.
- Qualifications: Expertise in Juniper hardware and network automation tools required.
- Other info: Great opportunity for career growth in a dynamic environment.
The predicted salary is between 75000 - 75000 £ per year.
Location: Cheltenham
Salary: Up to £75,000
Lucronex have partnered with an expanding technology consultancy, who are dedicated to delivering high-impact solutions for the defence and public sector. As our client continues to scale, they are looking for a Senior Network Engineer to join their team in Cheltenham. They pride themselves on a collaborative culture and commitment to technical excellence, helping businesses navigate complex digital transformations with ease.
Role Overview
As a subject matter expert in networking, you will be designing, building and optimising complex network environments. Working on our client's enterprise network infrastructure, ensuring performance, scalability and reliability across a Juniper estate. You'll play a key role in driving continuous improvement, introducing automation and shaping the future of the client's network architecture. You will work across core, distribution and access layers, designing and maintaining a robust, high-performing, and secure network estate with a strong focus on Juniper technologies, SDN, automation and scalability across a spine and leaf environment.
Key Responsibilities
- Design, implement and maintain a complex Juniper network across LAN/WAN, DC and edge architectures.
- Lead network projects particularly transformation, maintain best practices in design, performance and security.
- Own the design and deployment of SDN solutions using Juniper Apstra, ensuring consistency, automation and operational visibility across network fabrics.
- Integrate and support hypervisor-based virtual networks on ESXi, KVM and Proxmox platforms.
- Design and operate firewall and security policies, including zone-based firewalls, ACLs, NAT and edge security controls.
- Architect and manage IP routing environments, optimising performance and redundancy using BGP, OSPF and MPLS.
- Deploy and maintain overlay and underlay networking technologies, including VXLAN, EVPN, and L2/L3 segmentation for multi-tenant environments.
- Maintain and enhance core network services, including Spanning Tree, ACLs, QoS, DNS and system monitoring.
- Drive network automation initiatives using Infrastructure as Code (e.g. Ansible, Python, Terraform).
- Collaborate closely with infrastructure, systems, and security teams to deliver resilient, scalable, and secure network solutions.
Essential Requirements
- Strong expertise with Juniper networking hardware (MX, EX, QFX, SRX) and associated JunOS configuration and troubleshooting across multi-chassis solutions.
- Knowledge and hands-on experience with Juniper Apstra (SDN).
- Deep understanding of TCP/IP, routing, and switching, including BGP, OSPF, MPLS, VXLAN/EVPN.
- Working knowledge of firewall policies, VPN technologies, and load balancers.
- Understanding of datacentre interconnects (DCI) and multi-site architecture.
- Familiarity with virtualisation technologies such as ESXi, KVM and Proxmox.
- Practical knowledge of network automation tools and Infrastructure as Code methodologies.
- Practical experience with monitoring, alerting, and performance tools (SolarWinds, LibreNMS, Zabbix etc.).
- Strong grasp of network design principles and security best practices.
Qualifications (Optional)
- JNCIA/JNCIP (or equivalent industry certifications or experience).
Apply now for immediate consideration by sending your CV to [contact email]. Please note, Lucronex is a specialist IT recruitment agency advertising this role on behalf of our client. As a recruitment agency, Lucronex operates in accordance with the Conduct of Employment Agencies and Employment Business Regulations 2003. We are committed to providing a professional and transparent service to all job seekers and employers. For further information about how we process your data and handle your application, please refer to our Privacy Policy available on our website https://lucronex.com/privacy-policy.
Senior Network Engineer employer: Lucronex Ltd
Contact Detail:
Lucronex Ltd Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Senior Network Engineer
✨Tip Number 1
Network, network, network! Get out there and connect with professionals in the industry. Attend meetups, webinars, or even local tech events. You never know who might have a lead on your dream job!
✨Tip Number 2
Show off your skills! Create a portfolio or GitHub repository showcasing your projects, especially those involving Juniper technologies or network automation. This gives potential employers a tangible look at what you can do.
✨Tip Number 3
Prepare for interviews by brushing up on common networking scenarios and problem-solving questions. Practice explaining your thought process clearly, as communication is key in collaborative environments like the one we promote at StudySmarter.
✨Tip Number 4
Don’t forget to apply through our website! It’s the best way to ensure your application gets seen. Plus, we’re always looking for passionate individuals who want to make an impact in the tech world.
We think you need these skills to ace Senior Network Engineer
Some tips for your application 🫡
Tailor Your CV: Make sure your CV is tailored to the Senior Network Engineer role. Highlight your experience with Juniper technologies and any relevant projects you've led. We want to see how your skills align with what we're looking for!
Showcase Your Expertise: Don’t hold back on showcasing your expertise in networking! Include specific examples of how you've designed, built, or optimised network environments. This is your chance to shine and show us what you can bring to the table.
Keep It Clear and Concise: When writing your application, keep it clear and concise. Use bullet points where possible to make it easy for us to read through your qualifications and experiences. We appreciate a well-structured application!
Apply Through Our Website: We encourage you to apply through our website for a smoother process. It helps us keep track of applications and ensures you don’t miss out on any important updates. Let’s get your application rolling!
How to prepare for a job interview at Lucronex Ltd
✨Know Your Juniper Inside Out
Make sure you brush up on your knowledge of Juniper networking hardware and associated configurations. Be prepared to discuss specific projects where you've designed or optimised networks using Juniper technologies, as this will show your expertise and hands-on experience.
✨Showcase Your Automation Skills
Since the role involves driving network automation initiatives, be ready to talk about your experience with Infrastructure as Code tools like Ansible, Python, or Terraform. Bring examples of how you've implemented automation in past projects to demonstrate your capability in this area.
✨Understand the Bigger Picture
Familiarise yourself with the company's mission and the specific challenges they face in the defence and public sector. This will help you tailor your answers to show how your skills can contribute to their goals, especially in terms of scalability and security.
✨Prepare for Technical Questions
Expect in-depth technical questions related to TCP/IP, routing protocols, and network design principles. Practise explaining complex concepts clearly and concisely, as this will showcase your communication skills and ability to work collaboratively with other teams.