AVP - Infrastructure Network Operations Engineer

CLS is the trusted party at the centre of the global FX ecosystem. Utilized by thousands of counter parties, CLS makes FX safer, smoother and more cost effective. Trillions of dollars’ worth of currency flows through our systems each day.

Created by the market for the market, our unrivalled global settlement infrastructure reduces systemic risk and provides standardization for participants in many of the world’s most actively traded currencies. We deliver huge efficiencies and savings for our clients: in fact, our approach to multilateral netting shrinks funding requirements by over 96% on average, so clients can put their capital and resources to better use.

CLS products are designed to enable clients to manage risk most effectively across the full FX lifecycle – whether through more efficient processing tools or market intelligence derived from the largest single source of FX executed data available to the market.

Our ambition to make a positive difference starts with our people. Our values underpin everything that we do at CLS and define our working environment

Job information:

• Functional title – Infrastructure Network Operations Engineer – AVP (US Based)
• Department - Technology
• Report to – Director, Network Operations
• Location – Iselin (New Jersey)

What you will be doing:

The AVP – Infrastructure Network Operations Engineer will leverage their technical expertise and process improvement skills to optimize support of CLS's network and data centre infrastructure. The role involves monitoring network alerts, performing day-to-day operation tasks and driving process improvements. The individual will excel in hands‑on technical implementation and troubleshooting of various network technologies. The role involves collaboration with L3 engineering and managed service provider to align with company goals and best practices.

• Proficiency in configuring, maintaining, and troubleshooting enterprise, data center & cloud network architecture.
• Perform day‑to‑day operation tasks that require solving operations tickets by troubleshooting any connectivity issues.
• Adhere to strict change management process to deploy firewall rule change requests, scheduled firmware upgrades and other network build, changes, or maintenance activities.
• Participate in alert monitoring of the network infrastructure using Solar Winds, and monthly on‑call rotation.
• Act as the primary contact for network incidents, perform diagnostics, and collaborate with L3 Engineering, other cross‑functional teams and vendors for resolution and RCA.
• Develop and maintain operational documentation, including runbooks, network diagrams, and configuration records.
• Contribute to team KT sessions to brainstorm ideas, to foster an environment of team growth and help achieve operational excellence.
• Use troubleshooting tools and CLI commands to resolve operational issues.

• Possess exceptional technical problem‑solving skills in high‑pressure scenarios, combined with strong collaboration and communication abilities.
• Solid knowledge of traditional LAN/WAN technologies including routing protocols, route redistribution, manipulation, and filtering, L2 loop avoidance, as well as datacenter clos fabric using spine‑leaf architecture (Cisco ACI).
• Proven experience with deploying and troubleshooting issues related to WLAN, in a centralized (controller) as well as cloud‑based model.
• In‑depth experience of working in a multi‑vendor firewall environment (Checkpoint, ASA, Fortinet), that involves implementing & troubleshooting firewall rule changes, NAT & VPN in a segmented network with multiple layers of firewalls.
• Good knowledge of cloud networking (AWS and Azure) components, including VPC design and hybrid connectivity.
• Familiarity with SaaS‑based security and SASE architecture, Zero Trust principles.
• Familiarity with monitoring tools like Solar Winds and Dynatrace.
• Familiarity working with Service Now or other ticketing systems.
• Proficiency in creating technical documents, runbooks, and network diagrams.
• Prior experience of working in an NOC environment would be a plus.

• Securit…