Senior Network Architect & Infrastructure Lead

Avantor; Pennsylvania; On-site; USD 108,000 - 173,000; Full time

Job summary

Avantor is seeking an experienced Enterprise Network Engineer to lead design, implementation, and operations of our global LAN/WAN infrastructure in the United States. You will collaborate with Security, Cloud, and IT teams to ensure performance, security, and compliance in regulated environments.

The role demands 8+ years of hands-on networking leadership, expertise across Cisco, Aruba, BGP/OSPF, SD-WAN, and cloud connectivity.

Qualifications

• 8+ years of enterprise network engineering experience with leadership of complex infrastructure projects.
• Expertise across Cisco Catalyst, Cisco Nexus, Cisco ISR/ASR, Cisco SD-WAN, Aruba CX, Aruba Wireless, HPE Networking, BGP, OSPF, EIGRP, VLANs, VRF, QoS, MPLS, VPN, Multicast, High Availability.
• Security-focused experience with Cisco ISE, Aruba ClearPass, Palo Alto, Cisco Firepower, Cisco Umbrella, TACACS+, RADIUS, 802.1X, PKI, MFA, Zero Trust.
• Cloud & Infrastructure experience with AWS, Azure, VMware, Hyper-V, Direct Connect, ExpressRoute, Hybrid Networking.
• Automation & Tools such as Python, PowerShell, Ansible, Cisco DNA Center, Aruba Central, SolarWinds, ServiceNow, Wireshark, Git

Responsibilities

• Design, implement, and maintain enterprise LAN, WAN, WLAN, SD-WAN, cloud, and data center networking solutions.
• Lead architecture reviews and recommend improvements to increase performance, resiliency, scalability, and security.
• Develop and maintain enterprise network standards, design documentation, and operational procedures; evaluate emerging technologies.
• Ensure solutions align with enterprise architecture, cybersecurity requirements, and operational best practices.
• Serve as the technical lead for complex infrastructure projects and network modernization initiatives.
• Lead planning, implementation, testing, migration, and post-implementation support.
• Coordinate activities with Infrastructure, Security, Cloud, Server, IAM, Site Services, and business stakeholders.
• Manage vendor relationships and third-party implementation activities.
• Provide technical guidance during planning, budgeting, and business case development.
• Provide Level 3/4 support for complex networking issues and drive continuous improvement through monitoring and automation.
• Develop operational documentation and runbooks; participate in on-call support and incident response.
• Design and maintain secure network architectures supporting corporate and government environments.
• Support compliance with CMMC, NIST, CIS Controls, and FIPS where applicable.
• Mentor Network Engineers and promote engineering standards and best practices.

Skills

Networking

Security

Cloud

Automation

Education

Bachelor's degree in CS/IT/Engineering

Cisco CCNP Enterprise

Aruba Certified Professional

AWS Advanced Networking Specialty

Palo Alto PCNSE

CCIE (Preferred)

CISSP (Preferred)

Tools

Python

PowerShell

Ansible

Cisco DNA Center

Aruba Central

SolarWinds

Git

Job description

Avantor is seeking an experienced Enterprise Network Engineer to lead design, implementation, and operations of our global LAN/WAN infrastructure in the United States. You will collaborate with Security, Cloud, and IT teams to ensure performance, security, and compliance in regulated environments.

The role demands 8+ years of hands-on networking leadership, expertise across Cisco, Aruba, BGP/OSPF, SD-WAN, and cloud connectivity.