Network & Systems Administrator

FirstLight Power•Burlington, MA

2d•Hybrid

About The Position

FirstLight is hiring an experienced Network & Systems Administrator to provide advanced technical support for its network and technology platforms. Reporting to the Head of Information Technology, this position administers, maintains, and troubleshoots the corporate network environment to ensure the reliability, security, and performance of IT systems and alignment with the company’s technology objectives. The role is based in Burlington, Massachusetts, and is hybrid, with some work able to be done remotely. The employee must reside within one hour of Burlington and be able to work on-call rotations. The position supports corporate and remote-site networks, enterprise wireless and network infrastructure, security platforms, virtualization, Microsoft cloud and identity systems, telephony, and SaaS environments. It also involves coordinating security testing and remediation with vendors, managing technology changes and projects, assessing business and technical requirements, recommending enhancements, documenting systems and procedures, and triaging support tickets. The stated compensation range is $95,000–$115,000, with final compensation dependent on factors including relevant experience, education and certifications, and geographic location. The total compensation package includes a competitive bonus and benefits. FirstLight describes its workplace as challenging, collegial, and rewarding, and emphasizes diversity, equity, inclusion, and professional and personal development.

Requirements

Bachelor’s degree in computer science or information systems management, or an MSCE with at least five years of experience.
At least three years of experience in network engineering, design, implementation, and maintenance in corporate environments, including corporate wireless solutions, firewall technologies, VPN technologies, networking products, and network and security monitoring tools.
At least three years of experience with VMware VVF 8–9x, vSwitch, and vSAN.
At least three years of experience supporting Microsoft Azure networking and systems.
At least three years of experience managing Microsoft Active Directory and Azure Active Directory.
At least three years of experience with Microsoft Entra identity management.
At least three years of experience with telephony platforms such as Avaya, Mitel, and MS Teams.
Experience designing, implementing, and maintaining IT infrastructure.
Knowledge of scripting languages such as PowerShell.
Strong knowledge of Active Directory and Azure Active Directory.
Experience administering Microsoft SharePoint and supporting SaaS environments.
Expertise in Layer 2, Ethernet, VLAN, SVLAN, port mirroring (Local Span), policy configuration, IP routing, NAT, SD-WAN, and MPLS.
Demonstrated knowledge of cybersecurity platforms, tools, and methodologies, including SOC, MDR, SIEM, and IDS/IPS.
Strong analytical and decision-making skills.
Excellent verbal and written communication skills.
Ability to handle multiple assignments on time and with a high degree of accuracy.
Must reside within one hour of Burlington, Massachusetts.
Ability to work on-call rotations.
Strong problem-solving skills, initiative, and ability to work independently with minimum supervision.
Demonstrated planning, organizing, and project-management skills.
Strong commitment to high standards and best work practices.
Ability to stand, walk, reach, climb, bend, sit for prolonged periods, and use a keyboard and basic tools for hands-on tasks.
Ability to occasionally lift and/or move up to 25 pounds.

Nice To Haves

VMware Certified Professional – Data Center Virtualization certification is preferred.
Experience with AI platforms in a corporate environment.
Familiarity with OT/SCADA networks.

Responsibilities

Design, implement, and troubleshoot corporate LAN/WAN networks, including at remote sites.
Manage firewall technologies and implement security policies using ACLs, firewalls, IPsec, SSL, VPN, IPS/IDS, and corporate wireless technology.
Configure, administer, monitor, and troubleshoot network infrastructure, including Layer 2, Ethernet, VLANs, IP routing, NAT, SD-WAN, and MPLS.
Coordinate third-party vulnerability assessments and penetration testing, and support remediation efforts.
Implement, configure, and support enterprise-level network and wireless infrastructure.
Oversee security platforms and methodologies, including SOC, MDR, SIEM, IDS, and IPS.
Ensure changes to network, systems, and technology platforms are recorded through the systems change-management process.
Plan, coordinate, and manage system-related projects through successful execution and delivery.
Evaluate and recommend network and platform technology enhancements to improve 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 technical platforms such as VMware, O365, Active Directory, and networking products.
Comply with FirstLight policies and procedures and carry out other duties as assigned.