Wireless Networking Engineer

Job Description

Position Summary

This candidate will provide technical support for ICU Medical FDA-approved software and wireless medical devices deployed within customer-controlled networks. Additionally, the candidate will provide internal infrastructure support to the Research and Development (R&D) groups and Service Center teams around the world.

Essential Duties & Responsibilities

• Configuring, supporting and troubleshooting enterprise wireless network controllers and access points (Cisco preferred).
• Deploy new wireless controllers, deploy new SSID's using various encryption and authentication methods on the ISM 2.4, 5.2Ghz and 6GHz radio bands
• Troubleshoot and isolate client network connectivity issues that might be caused by device misconfiguration, environmental interference, or system misconfigurations
• Strong wireless understanding around configuring RADIUS servers for client/device profiling and 802.1x authentication to include EAP-PEAP, EAP-TLS, EAP-TTLS and EAP-FAST.
• Knowledge of the 802.11 standards and identify what channels are available for use and common sources of wireless interference
• Install, configure and maintain Cisco Catalyst network routers and switches using IPv4 and IPv6 protocols
• Capture both wired and over-the-air wireless network traffic and analyze said traffic using common network tools such as AirMagnet and WireShark
• Knowledgeable in network firewalls, site-site VPN tunnels and network access control lists.
• Able to create x509 keystores and certificates and convert certificates into various formats as needed.

Knowledge & Skills

Wireless Network Controllers:

• Add/remove/modify ESSID's to a Cisco Wireless Network Controller
• Add/remove/modify AAA authentication to a Wireless Controller
• Add/remove/modify AP power levels and their assigned channels
• Complete over-the-air wireless network captures

Cisco ISE Server

• Must know how to add/remove devices into Cisco ISE
• Must know how to create AAA profiles to aid in network authentication.
• Must know how to troubleshoot authentication issues when devices are experiencing authentication and authorization issues.

Firewalls and VPN's:

• Experienced in creating, diagnosing connectivity issues and maintaining site-site VPN tunnels
• Experienced in patching and upgrading network firewalls - both appliance-based and virtual.

Network Switches

• Experienced in adding/removing new VLANs and subnets to L3 switches using IPv4 and IPv6
• Experienced in common network routing protocols
• Experienced in adding, removing and modifying network ACL's

Virtualization

• Experienced in installing VMWare ESXi, Hyper-V, or another Hypervisor on new servers
• Experienced in adding and managing hosts
• Experienced in deploying and maintaining virtual machines and templates

Microsoft Windows and SQL Server

• Experienced in building new Microsoft Windows Servers in a virtual environment
• Experienced in deploying LINUX based OS's in a virtual environment
• Able to install Microsoft SQL server as needed to support various applications

X509v3 Certificates

• Experienced in creating certificate key files, CA certificates and server certificates for SSL/TLS encryption.
• Experienced in creating and converting certificates from any given file format to another certificate file format (ex: PKCS#12 to PEM)

Minimum Qualifications, Education & Experience

• Must be at least 18 years of age
• Bachelor's degree from an accredited college or university is required
• MSCE, CWNA, CCNA, CCIE or equivalent experience desired
• 5+ years related experience
• Experience in 5 or more of the key areas below:

Cisco or Aruba Wireless Network Controllers Cisco Identify Services Engine or Aruba ClearPass Enterprise Firewalls (ASA, PAN, or SRX) Site to Site VPN setup and maintenance Cisco Catalyst Network Switches WireShark Packet Analysis Embedded Wireless Network Client support Microsoft Windows Server (2016 and newer) Microsoft SQL Server 2016 and newer Virtual Host Management Support of Wireless Medical Devices

Work Environment

• This is largely a sedentary role.
• This job operates in a professional office environment and routinely uses standard office equipment.
• Typically requires travel 0-25% of the time

About Us

ICU Medical has consistently provided you with clinical innovations that help solve real-world challenges.

With the acquisition of Hospira Infusion Systems in 2017 and Smiths Medical in 2022, we are now a global market leader with a complete line of clinically-essential IV therapy and high-value critical care products for hospital, alternate site, and home care settings.

We're ready to bring you consistent quality, innovation, and value in more areas than ever. Our focus allows us to bring you:

• Dedicated and non-dedicated IV sets and needlefree connectors clinically proven to provide an effective barrier against bacterial transfer and colonization.
• The industry's broadest IV smart pump offering covering large volume, pain management, and ambulatory needs.
• IV medication safety software providing full IV-EHR interoperability with the highest customer satisfaction and compatibility with more EHR systems than any other company.
• Significant US IV solutions manufacturing and supply capabilities.

ICU Medical EEO Statement:

ICU Medical is committed to being an Equal Opportunity Employer. We ensure that all qualified applicants receive fair consideration for employment regardless of race, color, nationality or national origin, ethnicity, sex, gender, religion or belief, marital or civil partnership status, sexual orientation, pregnancy or maternity, age, disability, or protected veteran status.

If you are an individual with a disability and need reasonable accommodation to participate in the employment selection process, please contact us at We are committed to providing equal access and opportunities for all candidates.

ICU Medical EEO Policy Statement

Know Your Rights: Workplace Discrimination is Illegal Poster

ICU Medical CCPA Notice to Job Applicants