Lead Network Engineer
USA016 Refinitiv US LLC · USA-St. Louis-795 Office Pkwy
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Jul 13, 2026
USA-St. Louis-795 Office Pkwy
Jul 20, 2026
What this job asks for AI summary
A senior network engineering role focused on maintaining and improving a large-scale global network infrastructure. Day-to-day work spans routing and switching, wireless infrastructure, DDI, datacenter networking, and scripting-based automation, alongside operational support, incident resolution, and contributing to infrastructure design. Best suited to an experienced network engineer with a background in financial sector or enterprise environments and familiarity with vendors such as Cisco, Juniper, Arista, or Fortinet.
Senior level · 7+ years · London, UK · Full-time
“or” means any one of them counts — you don't need all of them.
We read this from the posting text with AI. Skim the description below before ruling yourself out.
How this req sits in the market our data
Most people in this occupation already list these. Still required — just not what gets you shortlisted.
What the occupation pays Median $101,310 (middle half $79,725–$129,425).
Estimated from BLS employment for this occupation and area, per-skill prevalence across our listing corpus, and published wage benchmarks — as of Jul 28, 2026. It is a model, not a headcount.
Why we read it this way (9)
This role is based in London, UK (LSEG is headquartered there); US benchmark data will not apply.
The role sits at a genuine intersection between network operations/administration (15-1244) and software/automation engineering (15-1252): the JD explicitly calls for building and maintaining software automation, scripting (Python, Ansible, Terraform), and CI/CD-adjacent tooling alongside deep network operations ownership. 15-1244 was chosen because the dominant day-to-day work described is network engineering and operations; the automation component is secondary.
The title 'Senior Associate' is LSEG's internal career-band label, not a standard seniority modifier in the conventional sense — it does not map cleanly to Junior/Mid/Senior as used here, so advertised seniority is set to Unspecified.
CCNA/CCNP certifications are listed as 'preferred' in the requirements text, so they are marked as preferred rather than required.
The JD requires at least 2 of the listed network vendors (Cisco, Juniper, Arista, Fortinet, F5); Cisco is listed first and the others are captured as alternatives on a single skill entry to reflect this 'at least 2' framing.
Scripting/automation tools (Python, Ansible, Terraform, Rundeck) are listed together with 'etc.' suggesting interchangeability; Python is used as the primary name with the others as alternatives.
No compensation figures are stated in the posting.
Ignored 1 non-technology phrase(s) as skills (responsibilities/concepts, not named tools): network packet capture analysis.
This role's work location reads as outside the US — the candidate pool, comp, and contention benchmarks here are US-only (BLS employment, Adzuna/USAJOBS demand, and certified H-1B wages), so treat them as a rough US reference, not a local market.
Read the full posting
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