We are seeking a Senior Low Latency Engineer to deploy, build, and operate ultra-low latency network infrastructure supporting high-frequency trading (HFT) and market data platforms. The role requires deep expertise in multicast market data distribution, TCP/IP stack behavior, packet-level analysis, and observability (Corvil/cPacket), along with strong experience in Cisco/Arista platforms integrated environments.In the Technology division, we leverage innovation to build the connections and capabilities that power our Firm, enabling our clients and colleagues to redefine markets and shape the future of our communities. This is a Infrastructure Production Management & Reliability Engineering position at the Vice President level, which is part of the job family responsible for maintaining the stability and reliability of the organization's infrastructure systems, ensuring optimal performance and availability to support business operations. What you''ll do in the role:Market Data Connectivity & Trading Network EngineeringActively participate in design/engineering decision, deploy and support low-latency market data infrastructure (multicast, exchange connectivity)Optimize high-speed data delivery pipelines and ensure deterministic performance for trading systemsEngineer robust resilient architectures for real-time data distribution and failoverRouting & Network ProtocolsDesign, implement, and troubleshoot routing protocols (BGP, OSPF, RIP)Optimize routing for low-latency, high-throughput trading environmentsManage route convergence, failover, and traffic engineering strategiesMulticast & Network Protocol ExpertiseManage and troubleshoot UDP multicast (PIM, IGMP), TCP/IP stack, and feed handler connectivityEnsure efficient bandwidth utilization and low jitter/latency in high-throughput environmentsObservability & Packet AnalysisPerform deep packet capture (pcap) analysis to investigate latency, packet loss, and feed gapsLeverage Corvil/cPacket and similar tools to provide real-time visibility into trading and network performanceConduct root cause analysis for production incidents impacting market data/trading systemsLow Latency Infrastructure & FPGA IntegrationWork with FPGA-based network acceleration platforms used for ultra-low latency trading systemsIntegrate FPGA, NIC offloads, and hardware optimizations into network architectureEnsure alignment between hardware, network, and trading applications for microsecond performanceNetwork Architecture & EngineeringDesign and maintain high-performance networks using Cisco and Arista platformsOptimize switching, routing, and L2/L3 design for co-location and exchange environmentsImplement best practices for high availability, scalability, and deterministic latencyTroubleshooting & Incident ManagementLead troubleshooting of critical production issues in trading environmentsPerform real-time diagnostics across network, application, and infrastructure layersCollaborate with trading, Dev, and infrastructure teams for rapid resolutionAutomation & Continuous ImprovementDrive automation (Python/Ansible) for network provisioning, monitoring, and validationImprove observability frameworks and latency monitoring pipelines Required Skills & ExperienceWhat you’ll bring to the role:Deep expertise in:Market Data connectivity (exchange feeds, multicast, feed handlers)Multicast (PIM, IGMP), TCP/IP internals, low-latency networkingPacket capture tools (tcpdump, Wireshark) and traffic analysisCorvil / cPacket or similar observability platformsStrong hands-on experience with:Cisco & Arista switching/routing platformsData center and co-location network architecturesFPGA-based systems or hardware-accelerated networkingUltra-low latency trading environments (HFT, market making, exchanges)Programming / scripting knowledge (Python preferred) for automationStrong understanding of FIX, market data protocols, and real-time systems architecture [community.cisco.com]Preferred Qualifications15+ years of experienceStrong analytical mindset with packet-level troubleshooting expertiseAbility to operate in high-pressure, real-time trading environmentsExcellent stakeholder communication (trading desks, quants, infra teams)Proven ability to drive performance optimization and latency reduction initiativesWHAT YOU CAN EXPECT FROM MORGAN STANLEY: At Morgan Stanley, we raise, manage and allocate capital for our clients – helping them reach their goals. We do it in a way that’s differentiated – and we’ve done that for 90 years. Our values - putting clients first, doing the right thing, leading with exceptional ideas, committing to diversity and inclusion, and giving back - aren’t just beliefs, they guide the decisions we make every day to do what's best for our clients, communities and more than 80,000 employees in 1,200 offices across 42 countries. At Morgan Stanley, you’ll find an opportunity to work alongside the best and the brightest, in an environment where you are supported and empowered. Our teams are relentless collaborators and creative thinkers, fueled by their diverse backgrounds and experiences. We are proud to support our employees and their families at every point along their work-life journey, offering some of the most attractive and comprehensive employee benefits and perks in the industry. There’s also ample opportunity to move about the business for those who show passion and grit in their work. To learn more about our offices across the globe, please copy and paste https://www.morganstanley.com/about-us/global-offices​ into your browser.Expected base pay rates for the role will be between $155,000 and $200,000 per year at the commencement of employment. However, base pay if hired will be determined on an individualized basis and is only part of the total compensation package, which, depending on the position, may also include commission earnings, incentive compensation, discretionary bonuses, other short and long-term incentive packages, and other Morgan Stanley sponsored benefit programs.Morgan Stanley is an equal opportunity employer committed to building and maintaining a workforce that is diverse in experience and background. Our recruiting efforts reflect our strong commitment to a culture of inclusion, where individuals are hired, developed, and advanced based on their skills and talents.Our workforce reflects a broad cross-section of the global communities in which we operate, bringing a variety of backgrounds, talents, perspectives, and experiences.For more information, please visit: https://www.morganstanley.com/people-opportunities/eeo.