Senior Network Administrator in London
Senior Network Administrator

Senior Network Administrator in London

London Full-Time 48000 - 84000 £ / year (est.) Home office (partial)
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At a Glance

  • Tasks: Lead cloud-based network projects and ensure secure connectivity across a global footprint.
  • Company: Join McLarens, a premier global insurance services provider with a rich history since 1932.
  • Benefits: Competitive salary, inclusive culture, and opportunities for professional growth.
  • Why this job: Make an impact in a dynamic environment while working with cutting-edge cloud technologies.
  • Qualifications: 10+ years in network administration with expertise in Azure and Palo Alto firewalls.
  • Other info: Be part of a team that values excellence, teamwork, and innovative thinking.

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

Established in 1932, McLarens is a premier independent global insurance services provider with a widespread global presence. Specialising in complex, commercial, and niche markets, the company offers comprehensive loss adjusting, claims, and risk management services, along with forensic technical services, auditing, and pre-risk surveying. McLarens' extensive global network allows for consistent service delivery to clients globally, while also providing localised expertise and responsive support.

We are seeking a highly experienced Senior Network Administrator with a strong focus on cloud-based infrastructure, particularly Microsoft Azure. The ideal candidate will bring 10+ years of enterprise network administration experience, with at least 3 years of hands-on expertise in Palo Alto firewalls and application-layer security.

This role is pivotal in supporting our cloud-first strategy and leading network transition/migration projects, ensuring secure, scalable, and high-performing connectivity across a global footprint. Experience with Palo Alto's extended security suite, including GlobalProtect, Prisma Access, Panorama, Cortex Data Lake, and DLP, is essential.

Key Responsibilities
  • Architect, deploy, and manage Azure-based network infrastructure, including VNets, Azure Firewall, Application Gateway, NSGs, Load Balancers, Private Endpoints, VPN, and ExpressRoute.
  • Support and lead network migration and transformation initiatives, especially from on-prem to Azure cloud.
  • Configure, manage, and optimise Palo Alto Networks firewalls, including centralised management using Panorama and security extension through Prisma Access.
  • Deploy and administer GlobalProtect for secure remote access across endpoints and locations.
  • Leverage Cortex Data Lake for threat visibility and log analytics; implement and monitor Data Loss Prevention (DLP) policies.
  • Collaborate with cloud, application, and infrastructure teams to align networking with business services.
  • Implement modern Zero Trust architectures, segmentation, and secure access controls.
  • Monitor network health, security events, and performance using Azure Monitor, Network Watcher, or third-party tools.
  • Manage connectivity and SLAs with ISPs and cloud providers globally.
  • Contribute to business continuity planning with cloud-first DR and failover strategies.
Essential Experience
  • Cloud Networking: Advanced knowledge of cloud networking components and architecture. (Azure preferred)
  • Cloud Migration/Transition Projects: Demonstrated success in leading or supporting network transition efforts to Azure or hybrid environments.
  • Palo Alto Ecosystem: Deep experience with Palo Alto firewalls, Panorama, Prisma Access, GlobalProtect, Cortex Data Lake, and DLP.
  • Application Layer Security: Proven experience configuring Layer 7 security and App-ID, Content-ID, and User-ID policies.
  • WAF & Zero Trust Implementations: Hands-on with WAF deployments (CloudFlare or 3rd party) and Zero Trust frameworks.
  • GlobalProtect: Configuration and support of GlobalProtect VPN for secure, scalable remote workforce access.
  • Monitoring & Alerting: Network monitoring and alerting via Azure-native or external tools.
  • Branch & Remote Site Networking: Management of distributed office networks, and site-to-site VPNs.
  • Meraki Infrastructure: Familiarity with Meraki switches, APs, and firewalls.
  • Network Inventory & Documentation: Strong documentation skills for network architecture and asset tracking.
Required Certifications
  • Palo Alto Networks Certified Network Security Engineer (PCNSE)
  • Azure Network Engineer Associate or equivalent certification
  • Bonus: Azure Solutions Architect Expert or similar advanced cloud certifications

Our Company is an equal employment opportunity employer. The Company’s policy is not to discriminate against any applicant or employee based on race, colour, sex, sexual orientation, gender identity, genetic information, religion, national origin, age, disability, veteran status, or any other basis protected by applicable federal, state, or local laws. The Company also prohibits harassment of applicants or employees based on any of these protected categories.

Senior Network Administrator in London employer: all

At McLarens, we pride ourselves on being an exceptional employer, offering a dynamic work culture that fosters collaboration and innovation. Our commitment to employee growth is evident through continuous professional development opportunities, particularly in cutting-edge technologies like Microsoft Azure and Palo Alto security solutions. With a global presence and a focus on excellence, teamwork, and respect, we provide our employees with the resources and support they need to thrive in their careers while making a meaningful impact in the insurance services industry.
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StudySmarter Expert Advice 🤫

We think this is how you could land Senior Network Administrator in London

✨Tip Number 1

Network, network, network! Get out there and connect with people in the industry. Attend events, join online forums, and don’t be shy about reaching out on LinkedIn. You never know who might have the inside scoop on job openings or can put in a good word for you.

✨Tip Number 2

Show off your skills! If you’ve got experience with Azure or Palo Alto firewalls, make sure to highlight that in conversations. Consider creating a portfolio or a blog where you can share your insights and projects. This not only showcases your expertise but also demonstrates your passion for the field.

✨Tip Number 3

Prepare for interviews like a pro! Research McLarens and understand their values and services. Be ready to discuss how your experience aligns with their cloud-first strategy and how you can contribute to their goals. Practise common interview questions and have examples ready that showcase your problem-solving skills.

✨Tip Number 4

Don’t forget to apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, it shows you’re genuinely interested in joining the team at McLarens. Keep an eye on our careers page for the latest opportunities!

We think you need these skills to ace Senior Network Administrator in London

Cloud Networking
Microsoft Azure
Palo Alto Firewalls
Application Layer Security
GlobalProtect
Cortex Data Lake
Data Loss Prevention (DLP)
Zero Trust Architectures
Network Monitoring
Site-to-Site VPNs
Meraki Infrastructure
Network Documentation
Network Migration
Project Management

Some tips for your application 🫡

Tailor Your CV: Make sure your CV is tailored to the Senior Network Administrator role. Highlight your experience with Azure and Palo Alto firewalls, as these are key for us. Use specific examples that showcase your skills in cloud networking and application-layer security.

Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Share your passion for network administration and how your values align with ours at McLarens. Don’t forget to mention any relevant projects or achievements that demonstrate your expertise in cloud migration and security.

Showcase Your Certifications: List your certifications prominently, especially the Palo Alto Networks Certified Network Security Engineer and Azure Network Engineer Associate. These credentials are crucial for us, so make sure they stand out in your application!

Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it shows you’re proactive and keen to join our team!

How to prepare for a job interview at all

✨Know Your Cloud Inside Out

Make sure you brush up on your knowledge of Azure and its networking components. Be ready to discuss your experience with VNets, Azure Firewall, and other relevant tools. This will show that you're not just familiar with the technology but can also apply it effectively.

✨Showcase Your Palo Alto Expertise

Since the role requires hands-on experience with Palo Alto firewalls, prepare specific examples of how you've configured and managed these systems. Highlight any projects where you implemented security policies or optimised performance, as this will demonstrate your practical skills.

✨Demonstrate Teamwork and Collaboration

McLarens values teamwork, so be ready to share examples of how you've worked with cross-functional teams in the past. Discuss how you’ve collaborated with cloud, application, and infrastructure teams to align networking with business services, showcasing your ability to work well with others.

✨Prepare for Scenario-Based Questions

Expect questions that assess your problem-solving skills in real-world scenarios, especially regarding network migration and security challenges. Think through potential issues you might face during a cloud transition and how you would address them, as this will highlight your critical thinking and expertise.

Senior Network Administrator in London
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Location: London
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  • Senior Network Administrator in London

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

    all

    50-100
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