Senior Wireless Network Engineer (CWNA / CCNP Wireless)

Home Based Mexico · Home Based Colombiavia Unisys CareersPosted Jul 8, 2026
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Technical skills

SRENetworkingIT support

About this role

What success looks like in this role:

We are looking for a Wireless Subject Matter Expert with deep expertise in WLAN design, RF engineering, and enterprise wireless infrastructure, complemented by solid LAN/WAN knowledge and specialized Cisco skills. The role centers on designing, implementing, and managing modern, scalable wireless network environments while supporting high-availability systems across security and cloud-based architectures.

The ideal candidate holds a CWNA (Certified Wireless Network Administrator) and/or CCNP Enterprise Wireless certification and brings hands-on experience deploying and optimizing enterprise Wi-Fi solutions in critical 24x7 environments. They will serve as the go-to wireless authority for clients, internal teams, and global vendors — leading projects from assessment through delivery.

Key Responsibilities

  • Wireless Design & Deployment: Architect, implement, and optimize enterprise WLAN solutions including site surveys (passive/active/predictive), RF planning, AP placement, and controller configuration across Cisco and Cisco Meraki platforms.
  • Network Design & Support: Design and support broader network infrastructures (LAN, WAN, SD-WAN) with wireless as the primary domain. Provide both remote and on-site support ensuring high performance and security.
  • Troubleshooting & Optimization: Diagnose and resolve complex wireless issues including RF interference, roaming problems, coverage gaps, and client connectivity across all OSI layers. Collaborate with manufacturers for escalations.
  • Client Interaction: Lead client-facing engagements, delivering wireless assessments, RF reports, heatmaps, and project presentations. Act as the primary technical point of contact for wireless initiatives.
  • Project Execution: Drive wireless network and security projects in collaboration with global teams and vendors, ensuring successful delivery in mission-critical environments.
  • You will be successful in this role if

you have

  • You Will Be Successful in This Role if

You Have

  • -
  • 4–6 years of experience in enterprise wireless networking, including design, deployment, and support.
  • Certifications (Required):
  • -
  • CWNA (Certified Wireless Network Administrator) — vendor-neutral wireless expertise
  • -
  • and/or CCNP/CCIE – Wireless.
  • Wireless & Networking Expertise:
  • Deep knowledge of 802.11 standards (Wi-Fi 5/Wi-Fi 6/6E), RF fundamentals, spectrum analysis, and wireless security protocols (WPA3, 802.1X/EAP, RADIUS).
  • Hands-on experience with Cisco WLC and Cisco Meraki wireless management.
  • Experience with wireless security frameworks including rogue detection, WIPS/WIDS, and guest network segmentation.
  • Technical Competencies:
  • Proficient in cloud and network management platforms: SolarWinds, ServiceNow, Infoblox, and similar tools.
  • Strong grasp of network monitoring, performance baselining, and wireless optimization techniques.
  • Familiarity with ITIL service management frameworks.
  • Other

Requirements

  • Ability to work in 24x7 critical environments, including on-call availability outside regular business hours and weekends.
  • Strong presentation and reporting skills, ability to communicate RF data, heatmaps, and wireless assessments to both technical and non-technical stakeholders.
  • Bachelor's degree in a technology-related field (Telecommunications, Computer Science, or equivalent).

Unisys is proud to be an equal opportunity employer that considers all qualified applicants without regard to age, caste, citizenship, color, disability, family medical history, family status, ethnicity, gender, gender expression, gender identity, genetic information, marital status, national origin, parental status, pregnancy, race, religion, sex, sexual orientation, transgender status, veteran status or any other category protected by law.

This commitment includes our efforts to provide for all those who seek to express interest in employment the opportunity to participate without barriers. If you are a US job seeker unable to review the job opportunities herein, or cannot otherwise complete your expression of interest, without additional assistance and would like to discuss a request for reasonable accommodation, please contact our Global Recruiting organization at GlobalRecruiting@unisys.com or alternatively Toll Free: 888-560-1782 (Prompt 4).

US job seekers can find more information about Unisys’ EEO commitment here.

Before you apply

  • 1Which parts of your CV prove experience with SRE, Networking, and IT support?
  • 2Which recent work examples would make your application stronger for this role?
  • 3What details from the original source listing should you confirm before applying?

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