At a Glance
- Tasks: Provide hands-on technical support for Juniper Networks products and solutions.
- Company: Join a global communications leader with a focus on innovation.
- Benefits: Enjoy hybrid work, competitive salary, and opportunities for professional growth.
- Other info: Dynamic role with opportunities to lead workshops and train teams.
- Why this job: Make a real impact in large-scale network transformations and upgrades.
- Qualifications: 10+ years in large-IP network design and expert-level certifications required.
The predicted salary is between 51750 - 63250 £ per year.
Sr. Juniper Network Architect
Our global communications client is looking for a hands‑on Senior Architect/Engineer for a highly technical, customer‑facing role providing post‑sales, on‑site technical support for Juniper Networks products/solutions.
This role partners closely with our client's Network Engineering, Architecture, and Operations teams to ensure high availability, scalability, and operational excellence across large‑scale service provider networks.
The role requires you to have a deep technical expertise in the Juniper products deployed (and planned for deployment) within our client's network and delivers reactive and proactive operational support, design guidance, and best‑practice recommendations.
Essential Skills
- Senior Juniper architect spanning campus, data centre, routing and security; able to own customer design and consulting.
- Experience in supporting major network transformations, upgrades, or expansions.
- 10+ years large-IP network design, implementation and operation.
- Large‑scale hands‑on experience with: MX, QFX, EX, ACX and PTX platforms
- BGP/OSPF, IS-IS, RSVP-TE/LDP; EVPN/MPLS, VPWS/VPLS and L2/L3VPN.
- Juniper EVPN/VXLAN campus and DC fabrics.
- Strong experience with JUNOS CLI.
- SRX high-end/midrange/branch security; firewall policy, IPS, IPsec and high availability; Mist.
- Expert-level Technical Certifications: JNCIS, JNCIP, JNCIE, CCNP, and CCIE a strong
- Automation experience
The right candidate should also have a strong understanding of service provider networking technologies, including:
- TCP/IP & MPLS fundamentals
- Routing protocols: OSPF, IS‑IS, BGP
- MPLS‑TE, RSVP, LDP
- IPv4/IPv6
- BGP routing policy & peering
- VPN technologies: L3VPN, VPLS, MVPN
- Ethernet switching, 802.1Q
- Qo S / Class of Service
- Hands‑on Scripting Python & Juniper Py EZ.
- Role Responsibilities
- Provide day‑to‑day post‑sales operational support for production and pre‑production network environments
- Troubleshoot complex hardware, software, and network issues across large‑scale IP/MPLS infrastructures
- Open, manage, and drive Juniper JTAC cases to resolution, including root cause analysis and corrective actions
- Support during critical incidents, outages, and escalation scenarios
- Conduct network information‑gathering workshops to understand current network architecture, operational workflows, and future design
- Provide guidance on network design evolution, capacity growth, and technology adoption aligned with the roadmap.
- Assist with major network upgrades, maintenance windows, migrations, and change events
- Lead technology and operations workshops to review ongoing issues and JTAC case status and explain root causes, mitigations, and long‑term solutions
- Train engineering, implementation, and operations teams on configuration, monitoring and day‑to‑day operation of Juniper platforms
- Assess network health and stability across Juniper environments.
- Create and review customer SOPs and MOPs to identify procedural gaps that could result in network or service outages
- Develop and maintain automation scripts to reduce operational toil, improve consistency and accuracy, & accelerate troubleshooting
- Write & support Python‑based automation tools for configuration
This is an excellent senior technical role that offers a great opportunity to work for a global communications client.
The role can be worked hybrid based out of London & falls outside of IR35.
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Senior Juniper Network Architect employer: Randstad Technologies Recruitment
Join a dynamic team in Newcastle where your contributions as a Customer Service Representative will be valued and recognised. We pride ourselves on fostering a collaborative work culture that prioritises employee growth, offering training and development opportunities to enhance your skills. With a focus on delivering exceptional customer service, you'll enjoy a supportive environment that encourages teamwork and innovation, making it an excellent place for meaningful and rewarding employment.
Contact Details:
Randstad Technologies Recruitment Recruitment Team
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We think this is how you could land Senior Juniper Network Architect
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We think you need these skills to ace Senior Juniper Network Architect
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Showcase Your Problem-Solving Skills:In IT consulting, it's all about problem-solving, so make sure your CV highlights your analytical skills and any relevant projects you've tackled. Mention specific technologies or methodologies you've used to resolve issues or improve processes; this shows you can think critically and deliver results, which is vital for us at Randstad Technologies Recruitment.
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✨Brush Up on Your Technical Skills
For an IT consulting role, be ready to demonstrate your technical prowess. You might face questions on systems integration, cloud technologies, or even troubleshooting specific software. If you have experience with tools like AWS, Azure, or even specific programming languages, make sure you can talk about them fluently.
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IT consulting is all about solving problems for clients. Think about how you can illustrate your approach to a past challenge using the STAR method (Situation, Task, Action, Result). It's a great way to show how you tackle complex issues and come up with effective solutions.
✨Know the Business Impact of IT Solutions
When discussing your experiences, focus not just on the tech solutions you implemented, but also on their business impact. Employers want to see that you can connect IT with organisational goals. Prep examples that highlight how your tech contributions improved efficiency or reduced costs for past clients or projects.
✨Prepare for Behavioural Questions
Since IT consulting often involves teamwork and client interactions, expect behavioural questions that assess your interpersonal skills. Be prepared with examples that demonstrate your adaptability, communication skills, and how you handle client feedback. Before the interview, think of situations where you worked closely with clients to create effective IT strategies or changes.
