LSEG · 7 hours ago
Network Engineer
St Louis, MO
Full-time
Hybrid
Mid, Senior LevelLSEG is a leading global financial markets infrastructure and data provider, dedicated to driving financial stability and empowering economies. The Network Engineer role focuses on providing network engineering support, ensuring operational stability and adaptability of the LSEG global network while managing and optimizing network services.
ConsultingData ManagementDatabaseFinanceFinancial ServicesInfrastructureStock Exchanges
Responsibilities
Supports the technology lifecycle through the design, build and maintenance of systems
Administer LSEG network services, ensuring applications and services perform against baselines levels
Monitors network services, focusing on availability, while identifying improvement opportunities
Handles service providers (telcos), third parties and partners as required
Makes technical design and amendment decisions and independently handles workloads
Crafts, reviews and maintains documentation, complaint with LSEG (industry) standards
Defines lifecycle management strategies for hardware and software, including capacity considerations
Supports the deployment of emerging engineering patterns across development teams
Translates business requirements into technical (network) requirements, through analysis of data
Collaborates to multiple projects in parallel providing regular updates to multiple partners
Builds and validates technical requirements, with emphasis on performance, resilience and operability
Gets involved into design work in the infrastructure and network domain, providing innovative solutions
Support day to day network operational issues and manage enterprise network
Qualification
Required
Rich experience in identifying and solving network issues, end-to-end
Significant experience of routing and switching and Routing protocols (CCNA/CCNP preferred)
Significant experience in network operations, project delivery and engineering
Excellent experience in managing enterprise networks
Good in handling DDI/infloblox(L1 Support)
Excellent in handling and managing Wireless infra
Significant experience with network technologies, including Cisco, Juniper, Arista, Fortinet & F5 - at least 2 of these
Excellent network skills, including HSRP, NAT, MPLS, VPN, GRE, BGP and OSPF
Basic multicast skills, including IGMP, RP and PIM
Basic knowledge of firewall technologies, including next generation features & function
Basic knowledge of load balancing technologies, including application delivery control
Good knowledge of network packet captures, tooling and ability to analyse
Good knowledge of datacenter networking including Software Defined Networking, Cisco ACI, VxLAN
Good scripting and automation experience (Python, Ansible, Terraform, GIT, GitLab, Rundeck, etc)
Outstanding interpersonal skills, both spoken (verbal) and written English language abilities
Preferred
Previous experience working in/with Architecture / Engineering / network operation teams
Previous experience working with banking infra and supporting financial institution network
Experience in Cloud, specifically cloud networking standard methodologies
Proven exposure to financial sector, including low latency (trading) environments
Experience in managing and handling Enterprise network
Benefits
Healthcare
Retirement planning
Paid volunteering days
Wellbeing initiatives
Company
LSEG
LSEG (London Stock Exchange Group) is a diversified international markets infrastructure business —earning our clients’ trust for over 300 years.
Founded in 2007
10001+ employees
H1B Sponsorship
LSEG has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (2)
2022 (3)
2021 (12)
Funding
Current Stage
Public CompanyTotal Funding
$8.19BKey Investors
Microsoft
2023-09-07Post Ipo Secondary· $2.87B
2023-05-16Post Ipo Secondary· $3.32B
2022-12-11Post Ipo Secondary· $2B
Leadership Team
David Schwimmer
Chief Executive Officer
Pascal Boillat
Chief Operating Officer
Recent News
FX News Group
2026-01-16
2026-01-16
Company data provided by crunchbase