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Network Infrastructure Specialist

2 months ago

Brighton, Brighton and Hove, United Kingdom American Express Full time
About the Role

We're seeking a highly skilled Network/Wireless Infrastructure Engineer to join our team at American Express. As a key member of our tech team, you'll play a critical role in designing, implementing, and maintaining our campus wireless and remote access engineering services.

Responsibilities
  • Lead the development and implementation of wireless network security platforms
  • Participate in current state system analysis, requirements gathering, and documentation
  • Collaborate with the lead engineer to design and select infrastructure
  • Provide estimates, engineering, implementation, and review of campus wireless and remote access design
  • Develop technical design/implementation documentation
  • Lead test planning, and execution of configuration and implementation deployments
  • Work with various project teams to prepare user services and components for production
  • Coach and mentor others
Qualifications
  • Bachelor's Degree in Computer Science or related field, or equivalent experience in Enterprise Networking technologies
  • Proven experience engineering and supporting large scale multi-vendor enterprise networks
  • Experience with RF and designing WiFi networks for campus locations
  • CWNA certification knowledge base
  • Knowledge of IEEE wireless standards (g,n,ac,ax), 2.4, 5, and 6Ghz
  • Knowledge of RF, WLAN design, site surveying a plus
  • Experience with AAA Authentication Authorization Accounting
  • Experience RADIUS and/or TACACS
  • Experience ClearPass/ISE experience
  • Experience Integrating with ADS and/or MFA
  • Experience with server Certificate management
  • Experience ticket system (ServiceNow)
  • Strong troubleshooting skills
  • Experience with various network, wireless and remote access vendors to include but not limited to Aruba, Cisco
  • Knowledge of routing, switching, and network technologies such as Spanning Tree, 802.1Q, Port-Channels, 802.1x, QoS, VLANs, SVIs, and Multicast
  • Knowledge of engineering tools – Wireshark, PCAP, SSH, Putty
  • Good understanding of security infrastructure, including firewall concepts
  • Requires professional written and verbal communication skills
  • Must be able to function effectively both individually and within a team
What We Offer
  • Competitive base salaries
  • Bonus incentives
  • Support for financial-well-being and retirement
  • Comprehensive medical, dental, vision, life insurance, and disability benefits (depending on location)
  • Flexible working model with hybrid, onsite or virtual arrangements depending on role and business need
  • Generous paid parental leave policies (depending on your location)
  • Free access to global on-site wellness centers staffed with nurses and doctors (depending on location)
  • Free and confidential counseling support through our Healthy Minds program
  • Career development and training opportunities

Offer of employment with American Express is conditioned upon the successful completion of a background verification check, subject to applicable laws and regulations.