Senior Network Engineer

Leidos; Greater London; On-site; GBP 50,000 - 90,000

Job description

Description

Senior Network Engineer

Leidos heritage companies pioneered the development of air traffic control systems in the United States more than 50 years ago. Today our systems handle 75 per cent of the air traffic in the U.S. and approximately 60 per cent of the world’s air traffic. When it comes to air traffic safety and efficiency, our proven track record and industry-leading innovations make us the world’s most trusted air traffic control partner.

Our support to UK Air Traffic Management (ATM) began with NATS in the early 1990’s, starting with the development of the current in-service system; and we are now at the heart of the innovative development work to modernise ATM solutions.

Job Description

Working with the Account Architect you will design, deploy, and manage network solutions utilizing the following:

• Cisco ISE (Identity Services Engine)
• Cisco Catalyst Center (formerly DNA Center)
• Cisco Wireless systems leveraging 9800 Controllers
• Cisco SD-Access and SD-WAN
• Cisco SASE services, including Umbrella and Secure Access
• Palo Alto firewalls
• Azure networking

Maintain and enhance network infrastructure with advanced knowledge of:

• BGP and BGP Address Families
• MPLS technologies
• VPN and remote access solutions
• Cloud-based environments

Collaborate with cross-functional teams to deliver secure and scalable networking solutions.

• Develop and implement network automation strategies to improve efficiency.
• Monitor, troubleshoot, and resolve complex networking issues to ensure high availability and performance.
• Stay up-to-date with industry trends and emerging technologies to continually improve the network ecosystem.

Qualifications:

Strong knowledge and hands-on experience with:

• Cisco networking technologies, including SD-WAN, SD-Access, and SASE services.
• Cisco Wireless systems and controllers (9800 series).
• Palo Alto Firewall configuration and management.
• Azure networking frameworks and solutions.

Solid understanding of protocols and technologies such as:

• BGP, MPLS, VPNs, and cloud-based architectures.
• Proven ability in network automation using scripting or tools (e.g., Python, Ansible, or similar).
• Catalyst 9000 series Switching

Certifications:

• Cisco CCNP Enterprise.
• Relevant certifications in Azure or Palo Alto are a plus.
• Strong analytical and problem-solving skills.
• Excellent communication and interpersonal abilities.

Preferred Skills:

• Familiarity with cloud environments and hybrid networking solutions.
• Strong Enterprise Network background
• Experience working with network monitoring tools and platforms.