Engineering - London - Associate - Network Engineer

BUSINESS UNIT OVERVIEW

Network Engineering is a global organisation that is part of the Foundational Infrastructure business unit and is based in multiple locations around the world.  We engineer technologies, products and solutions across the entire Goldman Sachs network. This includes networks hosting critical market data, exchange connectivity and e-commerce services, cloud connectivity, the global core backbone, the design of the physical network supporting campus based users, interconnectivity to regional offices. We are also involved in the development of software solutions to support all aspects of network automation. The team ensures that knowledge, best practises and expertise are shared between regions promoting teamwork and collaboration.

Network Engineering is seeking an experienced perimeter network engineer with excellent technical, analytical and communication skills.

RESPONSIBILITIES

The engineer’s responsibilities include:

• Environmental ownership for perimeter networks, including B2B, internet DMZ, Cloud and trading/market exchange connectivity.
• Provide subject matter expertise when collaborating on cross platform projects with teams responsible for Global markets, Collaboration, Market Data, Compute, Storage, Information Security and Data Centre.
• Introduction, communication and development of strategic networking technologies to provide additional scalability and functionality.
• Take an active role in the product lifecycle; new technology introduction through to demise
• Engineering new solutions for internal clients to address business requirements
• Owning the delivery of a variety of concurrent projects in varying scale from small to very large 
• Provide technical escalation for complex problems
• Working with networking product vendors and telecoms service providers with regards to all of the above

SKILL / EXPERIENCE

The skills required to be successful in this role:

• Extensive technical experience in engineering and implementing networking technologies within a large Enterprise, preferably with some exposure to the Financial Sector.
• In-depth knowledge of perimeter networks, external connectivity, security standards, cloud connectivity, data centre design principles, products and protocols
• Good appreciation of Network Security architectures, models and methodologies, Authentication schemes, Encryption techniques and standards
• Design and product experience with firewalls – Juniper, Palo Alto, Fortinet
• In-depth knowledge of WAN/LAN topologies and protocols, networking technologies. (Ethernet, TCP/IP, BGP, OSPF, PIM, MPLS)
• Extensive technical experience using many of the following: Cisco Routers, Switches, Nexus, ASR, ISR, NCS product lines, Layer4-7 switching / High Availability (Citrix Netscaler preferred), Cisco IOS, IOS-XE, NX-OS, IOS-XR, Juniper JunOS, Fortinet FortiOS
• Excellent analytical, problem-solving and decision-making skills. 
• Extensive experience with the management, internetworking design and implementation of networks
• Good communication, presentation and interpersonal skills 
• Good project management skills (large network deployments and cross-discipline project deliverables)
• Desirable - experience of application performance optimisation and troubleshooting through packet level analysis
• Desirable – experience managing, configuring and troubleshooting cloud infrastructure platforms (AWS, GCP, Azure and OCI)
• Desirable – software scripting and development experience, e.g. Automation & accessing web based services via API and using GitLab and Terraform (Infrastructure as Code) for cloud deployments