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Senior Network Engineer

Job in St. Louis, Saint Louis, St. Louis city, Missouri, 63105, USA
Listing for: IS3 Solutions
Seasonal/Temporary position
Listed on 2026-03-04
Job specializations:
  • Engineering
    Systems Engineer
Job Description & How to Apply Below
Location: St. Louis

Sr Network Engineer/Architect

Location:
Remote (Near an airport is a plus for easy travel in case needed)

Duration: 6+ month extendable contract

Job Description:

We are seeking a highly skilled and experienced professional to join our team. The ideal candidate will have a strong background in high-density networks and venue design, with specific expertise in Cisco and Extreme networks. Additionally, the candidate would ideally possess robust experience with Aruba and Clear Pass.

Key Responsibilities:

  • Design and implement high-density network solutions.
  • Utilize expertise in Cisco and Extreme networks to optimize network performance and reliability.
  • Leverage strong experience with Aruba and Clear Pass to ensure secure and efficient network operations.
  • Collaborate with cross-functional teams to deliver comprehensive network solutions.
  • Stay updated with the latest industry trends and technologies to maintain a competitive edge. Qualifications:
  • Proven experience in high-density networks and venue design.
  • In-depth knowledge of Cisco and Extreme network solutions.
  • Strong expertise in Aruba and Clear Pass.
  • Excellent problem-solving skills and attention to detail.
  • Ability to work effectively in a team-oriented environment. ?????? Requirements:
  • A degree in Computer Science, a related field, or equivalent work experience.
  • Extensive, hands-on experience with one or more leading Wi-Fi and network vendors (e.g., Extreme Networks, Cisco, Juniper, Aruba).
  • Significant experience within Wi-Fi network engineering, specifically with Wi-Fi/Mobility networks and networking devices, protocols, and operating systems.
  • Demonstrable expertise in designing and deploying complex, high-density Wi-Fi solutions. Even better if you have:
  • Direct experience developing Stadium RF designs, including RF propagation modelling and site surveys at stadium locations with tools such as Ekahau or Hamina.
  • Proven skills in data collection, troubleshooting, interference analysis, and High-Density RF optimization.
  • Demonstrated expertise in solution design, with the ability to lead technical discussions, fully vet customer requirements, and produce comprehensive technical documentation.
  • Strong communication and relational skills, with the ability to build a trusted advisor relationship with clients and clearly articulate complex topics.
  • Familiarity with electrical engineering and construction techniques.
  • Experience with Hamina RF Modelling Software. Any of these desired industry Certifications:
  • CWNE (Certified Wireless Networking Expert) or 5+ years of direct RF engineering experience
  • CWDP (Certified Wireless Design Professional)
  • Extreme Certified Expert (Wireless)
  • CCNP/CCIE (Wireless)
  • Hamina Certified Network Architect
  • Ekahau Certified Survey Engineer (ECSE)
  • Credibility & Consulting: Building credibility and effectively consulting customers during sales calls, relying on in-depth industry knowledge to clearly convey intricate technical solutions.
  • Pre-sales & Design: Supporting pre-sales and design by defining requirements, estimating Level of Effort (LOE), and applying a deep understanding of Wi-Fi technologies.
  • Discovery & Assessment: Performing advanced site surveys with tools like drones and 360 cameras to capture detailed data for accurate design and planning.
  • Predictive Modelling: Utilizing modelling tools for complex designs and RFP responses to anticipate challenges, optimize performance, and mitigate risks.
  • High-Level Design: Creating initial High-Level Designs (HLDs) and attending kick-off meetings to shape the overall project direction.
  • Solutions Architect Support: Collaborating on CPE builds, BOM validation, and design reviews, demonstrating a deep understanding of hardware and interoperability.
  • Low-Level Design & Delivery: Creating Low-Level Designs (LLDs) and delivery runbooks.
  • Link Between Stakeholders: Acting as the central technical liaison between the customer, delivery partners (TPVs), and construction teams to ensure seamless execution.
  • Design Validation & Audits: Performing RF design reviews and regular technical audits throughout the project lifecycle to ensure adherence to best practices and quality standards.
  • Evaluating Conformance with Design: Evaluating the completed work to determine its conformance with the design and reviewing partner work to ensure it strictly follows specifications.
  • Advisory & Escalation: Serving as the technical escalation point for resolving complex issues and providing expert advice on intricate Low-Level Designs (LLDs).
  • WLAN Implementation Support: Providing guidance on configurations, leading advanced troubleshooting, and delivering training to delivery partners.
  • Performance Tuning & Optimization: Applying deep technical expertise to analyze RF network data and develop optimization strategies for performance tuning.
  • Event Support: Supporting critical events by monitoring Wi-Fi network health, troubleshooting issues, and suggesting optimizations to maintain seamless connectivity.
Position Requirements
10+ Years work experience
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