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Security jobs in United States

Network Engineer

Telefónica Tech

Cambridgeshire and Peterborough
On-site
GBP 60,000 - 80,000
3 days ago
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Consultant in Public Health Global - IHR Strengthening Project

UK Health Security Agency

Greater London
Hybrid
GBP 91,000 - 146,000
3 days ago
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Vice President, Finance Technology Projects Team Lead

Mitsubishi UFJ Financial Group

City of Westminster
On-site
GBP 80,000 - 100,000
3 days ago
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Head of Group IT Solutions & Data Platforms

Greenstar

England
Hybrid
GBP 90,000 - 120,000
3 days ago
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Security Officer- Community Hospital South- Days

Community Health Net

Leominster
On-site
GBP 80,000 - 100,000
3 days ago
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Senior Press Officer

Department for Levelling Up, Housing and Communities

Wolverhampton
On-site
GBP 41,000 - 49,000
3 days ago
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Principal Substation Primary Design Engineer & Team Lead

SNC-Lavalin

Glasgow
Hybrid
GBP 50,000 - 70,000
3 days ago
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ESCAN Radar Project Control

BAE Systems

Nog Tow
On-site
GBP 50,000 - 70,000
3 days ago
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HMP Nottingham - Chaplain - Roman Catholic Ordained Priest/Deacon, Religious Brother, Sister, L[...]

HM Prison and Probation Service

Nottingham
On-site
GBP 30,000 - 40,000
3 days ago
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Printing Lithographic Machine Minder

Ministry of Justice

Old Woking
On-site
GBP 40,000 - 60,000
3 days ago
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Apprentice Safety, Health & Environmental

Costain Group PLC

Blaenau Ffestiniog
On-site
GBP 15,000 - 21,000
3 days ago
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Accounts Portfolio Manager

AXA

City of Westminster
Hybrid
GBP 45,000 - 65,000
3 days ago
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Junior IT Service Desk Trainee

Tindall Riley & Co Limited

Greater London
Hybrid
GBP 25,000 - 30,000
3 days ago
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IT Knowledge Specialist

Osborne Clarke

Bristol
Hybrid
GBP 60,000 - 80,000
3 days ago
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IT Audit Specialist

Northern Trust

Greater London
On-site
GBP 60,000 - 80,000
3 days ago
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Lead Security Engineer - Finance Trading, Onsite in London

Intec Select Ltd

England
On-site
GBP 150,000
4 days ago
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Entity Security Lead - Incident Readiness & Compliance

BAE Systems .

Carnforth
Hybrid
GBP 57,000
4 days ago
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Mulesoft Integration Architect

Capgemini

Greater London
Hybrid
GBP 70,000 - 90,000
4 days ago
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Senior Combat Systems Engineer

BAE Systems

England
Hybrid
GBP 42,000 - 50,000
4 days ago
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Senior Mechanical Engineer

BAE Systems

Maidstone
On-site
GBP 46,000 - 55,000
4 days ago
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Head of Group IT Solutions & Data Platforms

Beauparc

Manchester
Hybrid
GBP 80,000 - 100,000
4 days ago
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Assistant Store Manager (Twickenham)

Fanatics, Inc.

City Of London
On-site
GBP 40,000 - 60,000
4 days ago
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Through Life Support - Maintenance Specialist

BAE Systems

Warton
Hybrid
GBP 48,000
4 days ago
Be an early applicant

Lead Software Engineer

BAE Systems

Tamworth
Hybrid
GBP 41,000 - 50,000
4 days ago
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Through Life Support - Maintenance Specialist

BAE Systems.

Carnforth
Hybrid
GBP 48,000
4 days ago
Be an early applicant
Network Engineer
Telefónica Tech
Cambridgeshire and Peterborough
On-site
GBP 60,000 - 80,000
Full time
3 days ago
Be an early applicant

Job summary

A leading telecommunications provider in the UK is seeking an L2 Network Engineer to manage and support network infrastructure, including perimeter security systems and network management platforms. The role involves troubleshooting complex issues, optimizing performance, and maintaining documentation. Candidates should have experience with enterprise networks and tools like Cisco and Fortinet. This role requires participation in a 24/7 on-call rotation and access to own transport is essential.

Qualifications

  • Experience in enterprise LAN/WAN/WLAN management.
  • Proficient with Cisco, HPE, and Aruba devices.
  • Knowledge of firewall technologies, especially Fortinet and Cisco.

Responsibilities

  • Support network and security infrastructure.
  • Troubleshoot complex network issues.
  • Optimize network infrastructure for performance.

Skills

Enterprise LAN/WAN/WLAN management
Cisco
HPE
Aruba
Firewall technologies
Network monitoring tools

Tools

Cisco
Fortinet
Aruba
Job description

The L2 Network Engineer will cover management, maintenance and support of network infrastructure, perimeter security systems and network management platforms.

Responsibilities
  • Supporting network and security infrastructure
  • Troubleshooting complex network issues, identifying network bottlenecks, and implementing solutions to ensure optimal network performance
  • Optimizing network infrastructure to ensure maximum performance and scalability.
  • Maintain accurate network documentation, including network diagrams, configurations, and inventory records
  • Prepare regular reports on network performance, availability, and security
  • Day‑to‑day patching, maintenance and operation of the above in secure environments
  • Continual improvement of the systems based on changing demands
  • Liaising with various departments within the business
  • Coordinating with 3rd party suppliers and partners to support, maintain and implement these systems
Essential Requirements
  • Experience of enterprise LAN/WAN/WLAN management
  • Experience of Cisco, HPE, Aruba
  • Experience of firewall technologies, particularly Fortinet, Cisco
  • Experience of network monitoring, troubleshooting and management tools
Desirable
  • Cisco certification
  • Fortinet certification
  • Aruba certification
Additional Information
  • This role requires participation in 24/7 on‑call, which operates on a rotational basis.
  • Must have the right to live and work in the UK.
  • Due to our location, access to own transport is essential.
  • Must meet Security Clearance requirements if this is a requirement of the role and any offer would be conditional upon the successful candidate passing BPSS which includes a criminal record check.
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* The salary benchmark is based on the target salaries of market leaders in their relevant sectors. It is intended to serve as a guide to help Premium Members assess open positions and to help in salary negotiations. The salary benchmark is not provided directly by the company, which could be significantly higher or lower.

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