Senior Arista Engineer

Reposted 12 Days Ago
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E1 4, London, England, GBR
In-Office
Senior level
Information Technology
The Role
The Senior Arista Engineer will lead the design, implementation, and optimization of Arista networks and Fortinet solutions, while mentoring network engineers and driving automation.
Summary Generated by Built In

 

Join New Era Technology, where People First is at the heart of everything we do. With a global team of over 3,000 professionals, we're committed to creating a workplace where everyone feels valued, empowered, and inspired to grow. Our mission is to securely connect people, places, and information with end-to-end technology solutions at scale.

At New Era, you'll join a team-oriented culture that prioritizes your personal and professional development. Work alongside industry-certified experts, access continuous training, and enjoy competitive benefits. Guided by our core attributes — putting people first, embracing continuous learning, and thriving through collaboration and inclusion — we nurture our people to deliver exceptional customer service.

If you want to make an impact in a supportive, growth-oriented environment, New Era is the place for you. Apply today and help us shape the future of work—together


SUMMARY:  We are looking for a highly skilled Arista Lead with deep expertise in Arista Networks and Fortinet Firewalls, to join our IT Infrastructure & Operations team. This senior leadership role is ideal for a professional with 7–10 years of enterprise networking experience who can architect, implement, and lead the migration from Cisco to Arista platforms, while supervising and mentoring a team of network engineers.

PRIMARY DUTIES:

  • Lead the design, implementation, and optimization of Arista-based network infrastructures and Fortinet NGFW & SD-WAN solutions.
  • Architect Layer 2/3 topologies using Arista EOS, Cloud Vision, and spine-leaf architecture.
  • Configure, manage, and fine-tune Fortinet firewalls, policies, and HA deployments.
  • Supervise and mentor a team of network engineers, ensuring quality project delivery.
  • Drive automation initiatives using Python, Ansible, and Fortinet APIs.
  • Collaborate with cybersecurity, infrastructure, and cloud application teams to ensure secure and scalable solutions.
  • Implement Zero Trust segmentation across Arista and Fortinet platforms.
  • Troubleshoot complex network and security events using Forti Manager and Forti Analyzer.

COMPENTENCY:

  • Expertise in BGP, OSPF, VXLAN, EVPN.
  • Proficiency in Cisco IOS & NX-OS configuration and troubleshooting.
  • Strong knowledge of FortiOS rule base management, threat mitigation, HA deployment.
  • Automation with Python, Ansible, RESTful APIs.
  • Hybrid cloud integration experience (Azure, AWS, GCP).
  • Strong understanding of SDN architecture and micro-segmentation.

 REQUIRED EDUCATION:

  • Mandatory: Arista Certified Engineering Expert (ACE Level 3+).
  • Preferred: Cisco CCNP/CCIE or Juniper JNCIP/JNCIE.
  • Bonus: Fortinet NSE Level 4 or higher.

EXPERIENCE:

  • 7–10 years in enterprise network engineering.
  • Minimum 5 years of hands-on experience with Arista Networks.
  • Minimum 5 years of senior-level experience with Fortinet Firewall technologies.
  • Proven leadership/supervisory experience managing network engineers.

QUALIFICATIONS:

  • Strategic thinker with a security-first mindset.
  • Strong leadership and mentoring abilities.
  • Detail-oriented, adaptable, and able to thrive in dynamic enterprise environments.
  • Passionate about innovation and network performance optimization.

WORK ENVIRONMENT: Onsite London England

EXPECTED HOURS OF WORK: 40 hours/ week; occasional weekends

TRAVEL: None

#LI-AT1

New Era Technology, LLC., and its subsidiaries (“New Era” “we”, “us”, or “our”) in its operating regions worldwide are committed to respecting your privacy and recognize the need for appropriate protection and management of any Personal Data that you may provide us. In this, we are also committed to providing you with a positive experience on our websites and while using our products, services and solutions (“Solutions”).

View our Privacy Policy here https://www.neweratech.com/us/privacy-policy/

We never ask candidates to pay any fees at any point in our hiring process. If you are ever asked to provide payment for training, certification, equipment, or any other purpose, it is not from our company. Only communications from our official company channels should be trusted. Please note our official email domain is @neweratech.com. If you suspect fraudulent activity, please contact us immediately at [email protected]

Top Skills

Ansible
Arista Networks
AWS
Azure
Cloud Vision
Forti Analyzer
Forti Manager
Fortinet Firewalls
GCP
Python
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The Company
HQ: New York, NY
1,535 Employees

What We Do

New Era Technology is a global managed technology service provider. New Era serves as a trusted adviser to more than 14,500 customers worldwide. Customers rely on New Era’s seamless blend of solutions that securely connect people, places, and information in a rapidly changing digital world. New Era has offices in the Americas, the United Kingdom, APAC, and Europe. New Era provides solutions and services to diverse industries including Global Enterprise, Banking & Finance, Smart Buildings & IoT, Healthcare, Education, and Government. Solutions and Services: • Collaboration & Unified Communications • Data Networking • Digital Transformation • SecureBlu Security Services • CloudBlu Cloud Services • Physical Security & Life Safety • Managed Services • Professional Services

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