Senior Systems Engineer

Senior Systems Engineer - Network Engineering

Wilmington, DE or London, UK

Monday - Friday 8:00 am - 5:00 pm 

Remote

If you like finding and implementing innovative solutions, you’ll fit in perfectly at CSC. The world’s leading provider of business, legal, tax, and digital brand services, we use technology to make businesses run smoother and smarter. 

We are seeking a highly skilled and experienced Senior Network Engineer to join our team. As a Senior Network Engineer, you will be responsible for designing, implementing, and maintaining complex network infrastructure solutions, with a focus on Cisco, F5, Palo Alto Firewalls, Infoblox, Zscaler ZPA, Azure Cloud, ISE and SDWAN. In addition, you will play a crucial role in automating network operations using Ansible and Python scripting. The ideal candidate should possess a deep understanding of network architecture, protocols, and security frameworks, along with hands-on experience in network automation and orchestration.

Some of the things you'll be doing: 

• Designing, implementing, and supporting network infrastructure solutions utilizing Cisco, F5, Palo Alto Firewalls, Infoblox, Zscaler ZPA, Azure Cloud, ISE and SDWAN.
• Collaborating with other IT teams to gather requirements and design network solutions that align with business objectives.
• Leading the implementation and configuration of network devices, including routers, switches, firewalls, load balancers, and DNS servers.
• Developing and maintaining network automation scripts using Ansible and Python to streamline network operations, configuration management, and troubleshooting.
• Integrating network automation solutions with existing tools and systems to enhance operational efficiency and reduce manual tasks.
• Performing network capacity planning and conducting periodic assessments to ensure optimal performance and scalability.
• Troubleshooting and resolving complex network issues, providing timely resolution to minimize network downtime.
• Conducting network security audits and implementing necessary measures to protect the network infrastructure.
• Creating and maintaining network documentation, including network diagrams, configurations, and standard operating procedures.
• Participating in change management processes, including evaluating and implementing network changes in accordance with best practices.
• Collaborating with vendors and third-party providers to ensure effective delivery and support of network services.
• Mentoring and providing technical guidance to junior network engineers, sharing knowledge and best practices.

What technical skills, experience, and qualifications do you need?

• Bachelor’s degree in computer science, Information Technology, or a related field. Equivalent work experience may be considered.
• Minimum of 10 years of experience working as a Network Engineer, with a focus on Cisco, F5, Palo Alto Firewalls, Infoblox, Zscaler ZPA, Azure Cloud, ISE and SDWAN.
• Cisco certifications such as CCNP or CCIE are highly desired.
• In-depth knowledge of network protocols, including TCP/IP, BGP, OSPF, EIGRP, VLAN, MPLS, and VPN.
• Strong experience in designing and implementing network solutions using Cisco routing and switching technologies (e.g., Cisco Catalyst, Cisco ISR, Nexus).
• Hands-on experience with F5 load balancers, including LTM and GTM modules, and proficiency in designing and configuring high-availability load balancing solutions.
• Proven expertise in designing and managing Palo Alto Firewalls, including configuration, policy management, and threat prevention.
• Familiarity with Infoblox DNS/DHCP/IPAM solutions and experience in integrating them with network infrastructure.
• Knowledge of Cisco ACI (Application Centric Infrastructure) and experience in deploying and managing ACI fabric, policies, and integrations.
• Strong scripting skills in Ansible and Python for network automation and orchestration.
• Solid understanding of network security principles, including access control, authentication, VPN technologies, and firewall rules.
• Strong analytical and problem-solving skills, with the ability to troubleshoot complex network issues and provide timely resolutions.
• Excellent communication and interpersonal skills, with the ability to effectively collaborate with cross-functional teams and present complex technical concepts to non-technical stakeholders.
• Ability to work independently and manage multiple priorities in a fast-paced environment.

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