Hybrid Senior Network & Cybersecurity Engineer (Azure & OT)

FuelCell Energy, Inc.; Danbury (CT); Hybrid; USD 113,000 - 126,000; Full time

Benefits offered by this job

Medical, dental, vision

Company-paid life/disability insurance

401(k) plan

Employee stock purchase plan

Generous paid leave

Job summary

FuelCell Energy seeks a Senior Network and Cybersecurity Engineer to own the company network and security across corporate offices, manufacturing facilities, Microsoft Azure, and OT environments. Hybrid work in Danbury, CT with a defined onsite and remote schedule.

You will lead network design, Azure security, and infrastructure operations, serving as a senior escalation point and driving security initiatives from planning through delivery. Strong Azure and OT security expertise required.

Qualifications

• Bachelor's degree in information technology, cybersecurity, computer science, engineering, or related field.
• 5+ years of progressive experience in network engineering and cybersecurity.
• 3+ years designing, securing, and operating Microsoft Azure in a production enterprise environment.
• Expertise in LAN, WAN, wireless, routing, switching, firewalls, VPNs, and secure network segmentation.
• Azure networking and security including virtual networks, hybrid connectivity, and native controls.
• Hands-on troubleshooting across network, cloud, and security layers.

Responsibilities

• Own design, implementation, and support of the company network infrastructure (LAN, WAN, wireless, firewalls, VPN, Azure).
• Develop and maintain a network roadmap for reliable, secure, scalable connectivity across all facilities.
• Act as senior escalation point for complex network, connectivity, and security issues.
• Design and secure Azure networking and hybrid connectivity using Zero Trust and least-privilege principles.
• Implement and improve security controls across Azure and network with identity, monitoring, threat detection.
• Support secure segmentation and remote access between IT and OT environments; lead infrastructure and security projects.
• Manage patching and vulnerability remediation for network and security infrastructure; support incident response, DR, audits including SOX.
• Maintain documentation and change control across IT, OT, and cybersecurity teams.

Skills

5+ years

Azure security

Strong communication

Problem solving

Documentation

Education

Bachelor's Degree (IT/cybersecurity/CS/engineering)

Tools

Microsoft Azure networking

Entra ID

Defender for Cloud

Microsoft Sentinel

IEC 62443

Purdue Model

NIST CSF

CIS Controls

PowerShell

Python

Bicep

Terraform

SOX

ZTNA

Microsoft Defender for IoT

Claroty

Nozomi Networks

Dragos

Job description

FuelCell Energy seeks a Senior Network and Cybersecurity Engineer to own the company network and security across corporate offices, manufacturing facilities, Microsoft Azure, and OT environments. Hybrid work in Danbury, CT with a defined onsite and remote schedule.

You will lead network design, Azure security, and infrastructure operations, serving as a senior escalation point and driving security initiatives from planning through delivery. Strong Azure and OT security expertise required.