Key Responsibilities Include, But Are Not Limited To: Design, implement and troubleshoot corporate LAN/WANS, including at remote sites; Manage firewall technologies and implement security policies using ACL, Firewall, IPSEC, SSL, VPN, IPS/IDS and corporate wireless technology; Configure, administer, monitor, and troubleshoot network infrastructure using L2, Ethernet, VLANs, IP routing, NAT, SD-WAN, MPLS, and related technologies to ensure secure, reliable, and efficient network connectivity and performance; Coordinate with third-party vendors to conduct vulnerability assessments and penetration testing, and to support remediation efforts; Implement, configure, and support enterprise-level network and wireless infrastructure; Oversee security platforms and methodologies such as SOC, MDR, SIEM, IDS, IPS; Ensure all changes to Network, systems and technology platforms are captured by systems change management process; Plan, coordinate, and manage system-related projects to ensure successful execution and delivery; Evaluate and recommend network and platform technology enhancements to improve network performance, application stability, security, and long-term sustainability; Assess business and technical requirements to identify, develop or procure, and implement new or enhanced systems and technology solutions; Develop functional and technical documentation, procedures, and operating guides for Network systems and platforms; Administer and triage support tickets; Provide general support for FirstLight's technical platforms such as VMware, O365, AD, and Networking products; Comply with all FirstLight policies and procedures; Carries out other duties as assigned. With a diversified portfolio that includes over 1.4 GW of operating renewable energy and energy storage technologies and a development pipeline of solar and battery projects, FirstLight specializes in hybrid solutions that pair hydroelectric, pumped-hydro storage (including Northfield Mountain, the largest energy storage facility in New England), utility-scale solar and large-scale battery assets.