Specialist - Systems and Network Administration

Job summary

The specialist will design, implement, and maintain enterprise network infrastructure to ensure secure and high-performing global connectivity. Responsibilities include managing wireless solutions, configuring Cisco and Aruba hardware, and providing Level 2/3 support for global operations.

Job details

As a Specialist of Systems and Network Administration reporting to the Director - Systems and Network Administration, you'll play a critical role in designing, implementing, and maintaining enterprise network infrastructure that enables secure, scalable, and high-performing global connectivity. You'll thrive in this position if you're a collaborative problem solver with a global mindset and a passion for networking technologies, innovation, and delivering reliable solutions in a fast-paced, high-impact environment. Key Responsibilities Design, implement, and maintain enterprise wireless networking solutions using Cisco and Aruba technologies. Configure and support Cisco Catalyst 9800 WLCs, access points, Wi-Fi 6/6E environments, Cisco ISE, Cisco Catalyst Center, Cisco SDWAN and Aruba Central WIFI Administer secure guest access, traffic anchoring, 802.1X authentication, device profiling, and posture policies. Install, configure, and maintain Cisco switches, routers, and LAN/WAN/WLAN infrastructure while providing Level 2/3 support. Engineer, document, and recommend network solutions that improve scalability, performance, and reliability across global operations. Required Qualifications Bachelor's degree in Computer Science, Systems Engineering, or equivalent practical experience. Multiple years of experience in network architecture, design, implementation, and maintenance. Proven experience supporting large-scale global networks and multivendor environments. Proven experience operating and supporting enterprise Wi-Fi services. Strong English communication skills, both written and verbal. Preferred Qualifications CCNP certification or equivalent. Experience with Aruba and Cisco wireless technologies, Cisco Catalyst Center, and Cisco SD-WAN. Experience with Ansible scripting and AI development. This position can be located in Philadelphia, PA or St. John’s NL and offers the opportunity for a hybrid work environment at least 3 days a week in-office, subject to change, providing flexibility and accessibility for qualified candidates. Come as You Are Nasdaq is an equal opportunity employer. We welcome applications from candidates of all backgrounds and identities. We are committed to fostering an inclusive workplace where diverse perspectives, experiences, and identities are valued and celebrated. We ensure that individuals with disabilities are provided with reasonable accommodation throughout the hiring process.

What you’ll do

The specialist will design, implement, and maintain enterprise network infrastructure to ensure secure and high-performing global connectivity. Responsibilities include managing wireless solutions, configuring Cisco and Aruba hardware, and providing Level 2/3 support for global operations.

Requirements

Candidates must hold a bachelor's degree in Computer Science or Systems Engineering and possess significant experience in network architecture and global multivendor environments. Proficiency in Cisco and Aruba wireless technologies is required, with professional certifications like CCNP considered a strong asset.

Benefits

• Hybrid work environment • Reasonable accommodation

Listed skills

• collaborative · Preferred
• Organization · Preferred
• Reliability · Preferred
• Attention to detail · Preferred
• Communication · Preferred
• Reporting · Preferred
• Communication Skills · Preferred
• Reliable · Preferred
• English · Preferred

Other relevant skills

Identified from the job description. Confirm important requirements above.

• Network administration
• Cisco technologies
• Aruba technologies
• Wireless networking
• Cisco Catalyst 9800 WLC
• Cisco ISE
• Cisco SD-WAN
• LAN/WAN infrastructure
• 802.1X authentication
• Network architecture
• Ansible
• AI development
• Systems engineering
• Global network support
• Device profiling
• Software-Defined Networking Wide Area Network (SD-WAN)
• Workplace Inclusivity
• Network Infrastructure
• Aruba (Network Management Software)
• Wi-Fi 6
• Artificial Intelligence Development
• IEEE 802.1X
• Wireless LAN
• Systems Engineering
• Authentications
• Cisco Certified Network Professional
• Communication
• Computer Science
• English Language
• Scalability
• Innovation
• Problem Solving
• Local Area Networks
• Network Architecture
• Network Administration
• Operations
• Wide Area Networks
• Wireless Communications
• Wireless Networks
• Network Switches
• Network Routing
• Scripting
• Cisco Identity Services Engine (ISE)
• Reliability

Job areas

• Technology
• Engineering
• Software
• IT Systems and Network Administrator
• Network Administrator
• Systems Aministrators
• Network and Computer Systems Administrators