Sr. Network WAN Architect
Ascension Seton
Remote · Saint Louis, MO · Posted November 2, 2026
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Where Saint Louis, MO ranks
Where Saint Louis, MO placed in our monthly rankings, month by month. Each month stays online at its own address.
November 2026
- #9Best all-round cities for new graduates in the Midwest52 / 100 · of 20
- #9Cities hosting the most business conferences in the Midwest8 conferences · of 12
- #9Cities hosting the most legal services conferences4 conferences · of 17
- #11Best cities for government pay after cost of living$123k · of 18
- #11Best cities for entry-level jobs that want AI skills in the Midwest4% · of 52
- #12Best all-round cities for remote workers in the Midwest42 / 100 · of 20
Rankings about engineering jobs
- Best cities for software and engineering jobs #1 San Francisco (3,412 openings)
- Best cities for engineering pay after cost of living #1 San Mateo ($216k)
- Most requested AI skills in engineering jobs #1 AI tools in daily work (6.1%)
- AI tools named most often in engineering jobs #1 Claude (1.7%)
- Employers with the most engineering jobs #1 Amazon (2,992 roles)
How AI is used in this kind of work
Among computer network architects, AI is already used for some of the tasks. Measured exposure for computer network architects: 20% (some).
Share of this job’s tasks that AI is already used for at work, from real usage. It is not a forecast of job loss, and a low number means no use seen yet. Source: Anthropic Economic Index.
Skills this job asks for
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About the job
Location: Remote
Department: Core Tech Network
Schedule: Day Shift | Full-Time
#LI-Remote
Lead Enterprise WAN & SD-WAN Architecture: Direct the end-to-end strategy, global design, and platform optimization for enterprise SD-WAN ecosystems, specifically leveraging Cisco Meraki and Cisco Catalyst SD-WAN (Viptela).
Drive Routing Design & Mission-Critical Resiliency: Design scalable routing architectures using BGP and OSPF while ensuring maximum availability, segmentation, performance, and traffic engineering across distributed infrastructure.
Execute Network Transformations & Cross-Domain Alignment: Lead enterprise migrations from traditional WAN to SD-WAN, partnering across cloud, security, and infrastructure teams to solve complex technical challenges.
Govern Standards & Deliver Expert Escalation: Serve as the technical authority to define architecture standards, provide root-cause analysis for complex issues, mentor senior engineers, and evaluate emerging technologies.
Education
High School diploma equivalency with 5 years of applicable cumulative job specific experience required, with 2 of those years being in leadership/management OR Associate's degree/Bachelor's degree with 3 years of applicable cumulative job specific experience required, with 2 of those years being in leadership/management.
Additional Preferences:
Advanced Cisco Enterprise Credentials: Cisco CCNP Enterprise (or equivalent legacy certifications) and CCIE (Enterprise Infrastructure or equivalent).
Specialized Technology Certifications: Cisco SD-WAN Specialist and concentration certifications.
Ascension is a leading nonprofit Catholic health system with a culture and associate experience grounded in service, growth, care and connection. We empower our 99,000+ associates to bring their skills and expertise every day to reimagining healthcare, together. Recognized as one of the Best 150+ Places to Work in Healthcare and a Military-Friendly Gold Employer, you'll find an inclusive and supportive environment where your contributions truly matter.
Equal employment opportunity employer
Ascension provides Equal Employment Opportunities (EEO) to all associates and applicants for employment without regard to race, color, religion, sex/gender, sexual orientation, gender identity or expression, pregnancy, childbirth, and related medical conditions, lactation, breastfeeding, national origin, citizenship, age, disability, genetic information, veteran status, marital status, all as defined by applicable law, and any other legally protected status or characteristic in accordance with applicable federal, state and local laws. For further information, view the EEO Know Your Rights (English) poster or EEO Know Your Rights (Spanish) poster.
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