CrawlJobs Logo
Barclays Logo Barclays · IT - Administration

Lead Network Engineer

United Kingdom, Edinburgh · Job Posted May 17, 2026
Apply Position
Job Link Share

Job Description

Bringing together the strengths of Barclays and Tesco Bank, we’re passionate about using the latest tech to make it easy and intuitive for customers to meet their financial goals. We’re 100% Agile and totally customer obsessed. Our engineers are embedded across the bank, working seamlessly with the rest of the business. They are empowered to own solutions end-to-end and make an impact every day.

Job Responsibility

  • Leading the day‑to‑day (BAU) operation of network services
  • Managing the BAU engineering team
  • Ensuring the stability, security, and performance of the network estate
  • Leading and delivering own project work
  • Contributing to network design and improvement initiatives
  • Supporting the Principal Engineer in driving the overall direction of the Networks function
  • Development, delivery, and maintenance of high-quality infrastructure solutions
  • Monitoring of IT infrastructure and system performance
  • Development and implementation of automated tasks and processes
  • Implementation of secure configuration and measures to protect infrastructure
  • Cross-functional collaboration with product managers, architects, and other engineers
  • Staying informed of industry technology trends and innovations.

Requirements

  • Strong experience on Fortinet and CCNP-level knowledge
  • Secure network design & delivery – hands-on knowledge of network technology stacks (Arista, Zscaler, Palo Alto, Juniper, Versa, Routing knowledge of BGP)
  • Communication and stakeholder management skills with previous experience in coaching network engineers.

Nice to have

  • Experience in network automation/scripting and version control
  • Experience in Supplier / MSP management
  • Experience in supporting large-scale network change delivery.

What we offer

  • Competitive holiday allowance
  • Life assurance
  • Private medical care
  • Pension contribution
Barclays - All Job Offers

Looking for more opportunities?

Search for other job offers that match your skills and interests.

Suggested Tags: Frontend Developer Secretary Talent Manager Salesforce Administrator Data Analyst
Similar Jobs for

Lead Network Engineer

8 matching positions

Lead Network Engineer

We are seeking a highly skilled Lead Network Engineer to serve as the senior tec...
Location
Location
United States , Arlington
Salary
Salary:
Not provided
nttdata.com Logo
NTT DATA
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 10 years of experience in network engineering and design
  • 5 years of experience supporting federal environments
  • Bachelor’s degree in engineering, computer science, information systems, or related field
  • 10 additional years of network engineering and design experience required in lieu of a degree
  • Active Secret clearance
Job Responsibility
Job Responsibility
  • Lead the engineering, design, testing, and deployment of enterprise network infrastructure
  • Maintain the architectural integrity of WAN, LAN, DNS, wireless, and cloud-connected environments
  • Design secure and scalable network solutions supporting data centers, enterprise facilities, and cloud platforms
  • Provide expert technical guidance to engineering teams and government stakeholders
  • Troubleshoot and resolve complex Tier 3 network issues
  • Support secure integration with commercial, private, and hybrid cloud environments
  • Develop and maintain detailed design documentation and technical requirements artifacts
  • Participate in configuration and change management processes, including preparation and presentation of change requests
  • Ensure network implementations meet security, compliance, and performance requirements
  • Conduct testing of new hardware/software releases to ensure compatibility and stability
  • Fulltime
Read More
Arrow Right

Lead Network Engineer

The Network Engineer supports enterprise-level network operations and modernizat...
Location
Location
United States , Washington
Salary
Salary:
Not provided
nttdata.com Logo
NTT DATA
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Minimum 8 years experience supporting enterprise network operations, including routing, switching, and firewall administration
  • Minimum 1 year of experience supporting federal or regulated environments with mission-critical systems
  • Bachelor's degree in information systems, engineering, computer science, related discipline or equivalent experience
  • Ability to obtain/maintain a Public Trust clearance
  • Must hold at least one of the following certifications: CISSP, CCNP, CCNA, Professional Cloud Solutions Architect Certification, Certification in Multi-Cloud (AWS, GCP, OCI, Azure)
Job Responsibility
Job Responsibility
  • Designing, configuring, and maintaining LAN/WAN infrastructure, including routers, switches, firewalls, VPNs, and network appliances
  • Supporting network upgrades, modernization efforts, and cloud-connected architectures aligned with enterprise requirements
  • Monitoring network performance, diagnosing issues, and implementing corrective actions to maintain system availability
  • Collaborating with cybersecurity teams to apply network security standards, manage firewall policies, and support compliance reviews
  • Creating and maintaining network diagrams, configuration documentation, and operational procedures
  • Supporting cross-functional teams by providing tier-III troubleshooting, vendor coordination, and technical guidance
  • Implementing best practices for routing, switching, load balancing, network segmentation, and secure connectivity in federal environments
  • Fulltime
Read More
Arrow Right

Lead Network Engineer

The Lead Network Engineer at NTT DATA will play a crucial role in managing compl...
Location
Location
Czechia , Prague
Salary
Salary:
Not provided
nttdata.com Logo
NTT DATA
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • At least 6 years of hands‑on network engineering experience within medium to large ICT environments, including managed services and ITIL-based operations
  • Strong technical proficiency in Cisco (Nexus, ASR/ISR, Meraki, ISE/ACS), Fortinet Firewalls, Palo Alto Firewalls, routing protocols (BGP, OSPF, EIGRP), NAT, VPN technologies, ISP uplinks, and common monitoring/management tools
  • CCNP certification (minimum)
  • Ability to analyze complex issues, manage pressure, adapt to changing circumstances, and maintain a positive, solutions‑oriented mindset
  • Excellent communication skills with the ability to work across cultures, actively listen, collaborate, and deliver strong client-facing support
  • Strong planning, project execution, and documentation abilities, ensuring high-quality service delivery and continuous improvement
Job Responsibility
Job Responsibility
  • Ensure client network infrastructure is correctly installed, configured, monitored, and fully operational
  • Lead advanced troubleshooting, manage high‑complexity incidents, and drive root‑cause analysis to prevent recurrence
  • Collaborate with internal teams and external vendors, providing onsite technical support and escalating issues where necessary
  • Drive operational improvements through incident reviews, process optimization, and identification of automation opportunities
  • Manage and contribute to network‑related projects, including disaster recovery testing and knowledge‑sharing with junior team members
What we offer
What we offer
  • Education to the extent of agreement with the immediate supervisor
  • 5 weeks of vacation
  • 3 Sick-days per Year
  • Compensation of salary for temporary incapacity to work beyond the statutory wage compensation in the amount of the fixed basic salary for temporary absence to 21 days per year
  • Notebook and mobile phone including data tariff according to company standards
  • Contribution to the pension insurance or Long term investment product in the amount of CZK 1 000 monthly
  • Monthly budget with regards to the predefined benefits packages (Premium health care / Benefits Cafeteria System / Multisport card)
  • Refreshment in the office (coffee, tea, water) for free
  • Fulltime
Read More
Arrow Right

Lead Network Engineer

We are seeking a Lead Network Engineer to own the design, implementation, and da...
Location
Location
United States , Kansas City; New York; San Francisco; Sunnyvale
Salary
Salary:
155600.00 - 217400.00 USD / Year
lead.bank Logo
Lead Bank
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 7+ years of progressive experience in network engineering, with a strong focus on enterprise LAN/WAN, firewall management, and cloud networking
  • Proven success designing, deploying, and operating network infrastructure in a regulated or compliance-driven environment (banking, financial services, or healthcare preferred)
  • Deep expertise in: Switching & Routing: Cisco Catalyst (IOS-XE), VLAN design, STP, OSPF/BGP, inter-VLAN routing
  • Deep expertise in: Firewalls: Palo Alto (PAN-OS), security policies, NAT
  • Deep expertise in: Zero Trust Networking: Zscaler ZIA and ZPA, app segments, connector deployment, access policies
  • Deep expertise in: Cloud/Software Defined Networking: AWS VPC, Transit Gateway, security groups, NACLs, Direct Connect, site-to-site VPN
  • Deep expertise in: Infrastructure as Code: Terraform (or equivalent) for network device and cloud resource management
  • Deep expertise in: Automation & Scripting: Python, Bash, or similar scripting language for network automation tasks
  • Strong understanding of network security best practices, including segmentation, least-privilege access, encryption in transit, and zero trust principles
  • Experience with datacenter network design, migrations, and colocation facility operations
Job Responsibility
Job Responsibility
  • Design and continuously improve enterprise network architecture across all physical sites and AWS cloud environments
  • Define and enforce network standards for firewall management, segmentation, routing, switching, and zero trust access
  • Advise IT leadership, security, and engineering teams on network-related decisions
  • Mentor junior network engineers and drive knowledge transfer across the team
  • Drive Infrastructure as Code adoption for network devices using Terraform or equivalent
  • Manage Cisco Catalyst switching across all sites, including VLAN design, STP, inter-VLAN routing, and port security
  • Administer Palo Alto firewalls, including security policies, NAT, threat prevention, and firmware lifecycle
  • Manage Cisco Meraki wireless infrastructure, including AP deployment and RF optimization
  • Lead datacenter network operations and support ongoing infrastructure migrations
  • Maintain and secure FedLine network connectivity in compliance with Federal Reserve requirements
What we offer
What we offer
  • Competitive compensation based on experience, geographic location, and role
  • Medical, Dental, Vision, Life, 401k Matching, and other wellness benefits, including FSA, HSA and HRA
  • Paid parental leave
  • Flexible vacation policy, including PTO and paid holidays
  • A fun and challenging team environment in a dynamic industry with ample opportunities for career growth
  • Fulltime
Read More
Arrow Right

Lead Network Engineer

As a Lead Network Engineer in Bright speed’s Network Architecture Lab, you will ...
Location
Location
United States , Charlotte
Salary
Salary:
Not provided
brightspeed.com Logo
Brightspeed
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Extensive knowledge and experience in the network architecture of one or more of the following technologies: Metro Ethernet, Network Access, CPE, Fiber Voice or Transport network systems
  • Subject matter expert on one of the following platforms: Ethernet routers / switch, XGS PON network equipment, Transport equipment / or CPE testing
  • Working knowledge of Atlassian JIRA
  • Ability to effectively communicate across all levels of the business: oral, written and presentation skills including Microsoft Office
  • Telecom Lab or Datacenter support experience
  • 4-year degree in Engineering, IT, or Telecommunications field or equivalent work experience
  • Prior experience supporting Transport, CPE, Metro Ethernet or Customer premise equipment
  • Hands on experience cabling, installing and turning up network devices or OSP equipment
  • Willingness and ability to work in the office during our core operating of Monday – Friday 8am – 5pm
Job Responsibility
Job Responsibility
  • Design, execute, and document test activities for network equipment, services, and applications deployed within the Brightspeed production network
  • Participate in the evaluation, certification, and approval of new features and products through formalized testing prior to production deployment
  • Participate in operational assessments of First Office Applications (FOA)
  • Perform high-level analysis to identify and resolve unique, complex, or chronic issues across Metro Ethernet, Access, Voice, Transport, and CPE networks
  • Provide technical leadership and direction in the resolution of defects related to peripheral network elements, applications, and situations involving malfunction, degradation, or service failure
  • Serve as a subject matter expert in hardware, software, and database operations across multiple telecom network platforms, including XGS-PON, Fiber Voice, Metro Ethernet, and Transport
  • Act as a subject matter expert in at least one deployed Brightspeed technology domain: Transport, Metro Ethernet, Network Access, or Customer Premise Equipment (CPE)
  • Review software release documentation prior to platform upgrades
  • participate in supplier and/or Brightspeed lab regression testing
  • and lead successful software upgrade deployments across network elements and platforms
What we offer
What we offer
  • competitive medical, dental, vision, and life insurance
  • employee assistance program
  • 401K plan with company match
  • host of voluntary benefits
  • Fulltime
Read More
Arrow Right

Layer 3 Network Engineer (Network Assurance Lead)

Provide hands-on technical ownership of complex subscriber broadband faults acro...
Location
Location
United Kingdom , Irlam
Salary
Salary:
Not provided
freedomfibre.com Logo
Freedom Fibre
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Strong broadband fault diagnostic experience (FTTP preferred)
  • Practical understanding of DHCP and Radius flows
  • Solid IP networking fundamentals
  • Experience working in an IPoE (DHCP‑based) broadband environment
  • Strong Wi‑Fi troubleshooting knowledge
  • Comfortable interpreting session data, logs, and diagnostic outputs
  • Experience working with third‑party BNG or Retail ISP/Wholesale providers
  • Ability to produce clear, structured technical escalations
Job Responsibility
Job Responsibility
  • Investigate complex FTTP subscriber faults end‑to‑end
  • Analyse DHCP session establishment and lease failures
  • Troubleshoot Radius authentication and attribute alignment
  • Validate subscriber state using third‑party BNG session tools
  • Investigate session drops, stale sessions, and re‑authentication behaviour
  • Validate VLAN tagging and access alignment
  • Diagnose IP addressing and allocation issues
  • Investigate MTU and fragmentation‑related faults
  • Perform WAN and LAN packet capture analysis
  • Deep‑dive into CPE routing, NAT and firewall behaviour
What we offer
What we offer
  • 25 days paid vacation
  • Flexible working hours
  • Hybrid working
  • Regular social & team events
  • Fulltime
Read More
Arrow Right

Network Engineer, Lead

Crafting the right network, with the right equipment and software, requires a co...
Location
Location
United States , Fort Meade
Salary
Salary:
77600.00 - 176000.00 USD / Year
boozallen.com Logo
Booz Allen Hamilton
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 10+ years of experience with commercial hardware and networks
  • 7+ years of experience providing implementation and engineering support for DoD enterprise networks
  • 4+ years of experience with F5 LTMs, and Cisco switches and routers
  • Experience deploying, upgrading, and troubleshooting multivendor network and security equipment and solutions, including Cisco, Juniper, Dell, HPE, or VMware
  • Experience documenting complex network and security systems and procedures to implement and troubleshoot such systems
  • Ability to communicate effectively with both technical and non-technical personnel, be detail-oriented, and multitask and prioritize
  • Secret clearance
  • HS diploma or GED
  • DoD 8570-compliant Certification such as Security+ Certification
Job Responsibility
Job Responsibility
  • Work with the DoD to develop a reliable network to support critical missions
  • Collaborate with SMEs, customers, and users to learn the strategic goals and operational needs that shape network requirements
  • Share expertise during the planning of acquisition, installation, configuration, and maintenance of network components
  • Resolve interoperability issues across platforms
  • Support the acquisition of hardware
What we offer
What we offer
  • Health, life, disability, financial, and retirement benefits
  • Paid leave
  • Professional development
  • Tuition assistance
  • Work-life programs
  • Dependent care
  • Recognition awards program
Read More
Arrow Right

Senior Network Engineer (Lead)

Piper Companies is seeking a Senior Network Engineer (Lead) for a large‑scale en...
Location
Location
United States , Newton
Salary
Salary:
130000.00 - 155000.00 USD / Year
pipercompanies.com Logo
Piper Companies
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 8+ years of enterprise or service provider network engineering experience, including leadership responsibilities
  • Deep expertise with BGP, OSPF/IS‑IS, MPLS, Segment Routing, EVPN/VXLAN, and QoS
  • Hands-on experience with ACI and/or EVPN/VXLAN data center fabric technologies
  • Strong experience with SD‑WAN (Viptela) and hybrid cloud connectivity
  • Background with ISE (AAA/802.1X/SGTs), next‑gen firewalls (ASA/FTD), and remote access VPN
  • Proficiency with automation tools such as Python, Ansible, or Terraform
  • Experience with ThousandEyes or similar observability tools
  • Strong communication skills and the ability to mentor junior engineers
  • CCNP required
  • CCIE strongly preferred
Job Responsibility
Job Responsibility
  • Lead the design and optimization of enterprise L2/L3 networks across campus, data center, WAN, and cloud environments
  • Serve as the primary engineer for BGP, OSPF/IS‑IS, MPLS/Segment Routing, EVPN/VXLAN, QoS, and Multicast
  • Architect and support ACI fabrics, including tenants, VRFs, contracts, and multi‑pod/multi‑site deployments
  • Engineer and maintain SD‑WAN (Viptela) architecture, policies, and cloud on‑ramps
  • Support security platforms including ISE (802.1X/SGTs), ASA/FTD/Firepower, Umbrella, Duo, and remote access VPN
  • Enhance observability using telemetry, NetFlow/IPFIX, and ThousandEyes
  • Lead lifecycle upgrades, migrations, and major incident response efforts
  • Collaborate with architects, SRE teams, security engineers, and cross‑functional stakeholders
  • Maintain accurate network documentation including diagrams, standards, and configuration baselines
  • Participate in an after‑hours on‑call rotation to support network reliability
What we offer
What we offer
  • Comprehensive benefits package including Medical, Dental, Vision, 401k, PTO, holidays, and sick leave as required by law
  • Fulltime
Read More
Arrow Right