Senior Network Engineer

Senior Network Engineer Location: Cambridge, MA | (4 days onsite per week)

Employment Type: Contract-to-Hire

Rate: $60 - 70/hour

Responsibilities

• Engineer, implement, and optimize LAN, WAN, Wi-Fi, SD-WAN, and hybrid-cloud connectivity across all locations.
• Execute network architecture standards, ensuring secure and resilient connectivity for new site deployments, lab expansions, and integrations.
• Support cloud networking across Azure and AWS, ensuring reliable and optimized connectivity between on-premises, lab, and cloud environments.
• Implement and maintain firewall policies, segmentation strategies, and VPN/ZTNA/NAC capabilities (e.g., FortiGate, FortiClient) across corporate, lab, and regulated systems, including secure access integration with identity providers such as Okta.
• Serve as the senior technical owner for network incidents, performing hands-on troubleshooting and root cause analysis, and strengthening monitoring and alerting capabilities.
• Ensure high availability and performance through proactive capacity planning and redundant design across all sites.
• Maintain accurate network documentation, runbooks, and change-management standards to ensure consistent, controlled, and audit-ready operations.

Qualifications

• 7 years of enterprise network engineering experience supporting global, multi-site environments.
• Strong expertise in routing, switching, SD-WAN, firewalls, enterprise Wi-Fi, and core protocols (e.g., BGP, OSPF, VPNs, VLANs, QoS).
• Experience supporting regulated or laboratory environments and working with carriers and technology vendors.
• Familiarity with AWS/Azure networking and hybrid cloud connectivity.
• Strong troubleshooting ability and disciplined documentation practices.
• CCNP certification (strongly preferred); CCIE a plus.
• AWS networking certifications, preferred.
• Experience in biotech, pharma, healthcare, or similar regulated industries, preferred.