OT Network and Infrastructure Engineer

Summary

EthosEnergy is seeking an OT Network and Infrastructure Engineer to support its Operational Technology Services. The role focuses on maintaining and troubleshooting OT networks, infrastructure, cybersecurity controls, and remote access solutions while supporting customer reliability, security, and NERC CIP compliance initiatives.

Responsibilities

• Configure, maintain, and troubleshoot industrial network infrastructure supporting power generation and critical infrastructure environments
• Administer and support firewalls, routers, switches, wireless systems, and network communication devices
• Configure and maintain Virtual Private Networks (VPNs) for secure remote connectivity
• Support network segmentation and security architecture initiatives within OT environments
• Perform network diagnostics and troubleshooting activities to identify and resolve communication issues
• Maintain network documentation, diagrams, inventories, and configuration baselines
• Participate in network upgrades, refresh projects, and infrastructure modernization initiatives
• Support and maintain Windows Server operating systems and associated infrastructure services
• Administer Active Directory, Group Policy, DNS, DHCP, and file services
• Support virtualization platforms including VMware ESXi and vCenter environments
• Assist with server deployment, migration, upgrades, and lifecycle management activities
• Maintain infrastructure backups and support disaster recovery testing activities
• Monitor system health, performance, and availability across customer and ROC environments
• Maintain hardware and software asset inventories
• Support implementation and maintenance of cybersecurity controls within OT environments
• Assist with vulnerability management activities including identification, assessment, remediation tracking, and reporting
• Coordinate operating system and application patch management activities for OT infrastructure
• Support endpoint security deployments and ongoing security monitoring activities
• Review firewall configurations and assist with rule management and security hardening initiatives
• Assist in implementing secure remote access solutions for customer sites and ROC operations
• Support compliance initiatives related to NERC CIP and other applicable industry regulations and standards
• Participate in cybersecurity assessments, audits, compliance reviews, and evidence collection efforts
• Serve as a technical resource supporting customer power generation facilities
• Participate in customer meetings and provide technical updates regarding infrastructure, network, and cybersecurity activities
• Generate routine reports detailing system health, security posture, compliance status, and ongoing remediation efforts
• Coordinate and communicate planned maintenance activities with customers and internal teams
• Develop and maintain positive working relationships with customer operations, engineering, and management personnel
• Escalate complex technical issues to senior engineers and Subject Matter Experts as required
• Assist with implementation of new OT infrastructure and cybersecurity solutions
• Support site commissioning, infrastructure upgrades, and technology deployment projects
• Participate in technology evaluations and proof-of-concept initiatives
• Develop and maintain engineering documentation, standard operating procedures, and implementation guides
• Identify opportunities to improve operational efficiency, cybersecurity posture, and infrastructure reliability
• Support customer initiatives to improve compliance readiness and cybersecurity maturity

Skills

• Understanding of TCP/IP networking, routing, switching, VLANs, and VPN technologies
• Familiarity with industrial networking and Operational Technology environments
• Knowledge of Windows Server operating systems and infrastructure services
• Understanding of Active Directory, DNS, DHCP, and Group Policy administration
• Familiarity with VMware virtualization technologies
• Understanding of cybersecurity concepts including defense-in-depth, least privilege, network segmentation, and secure remote access
• Familiarity with vulnerability management and patch management processes
• Knowledge of industrial control systems including SCADA, DCS, and historian platforms
• Familiarity with AVEVA PI System or similar industrial historian technologies
• Basic understanding of NERC CIP requirements and cybersecurity regulatory frameworks
• Strong troubleshooting and analytical skills
• Excellent verbal, written, and customer-facing communication abilities
• Ability to manage multiple priorities in a fast-paced environment
• Cisco Certified Network Associate (CCNA)
• Cisco Certified Network Professional (CCNP)
• Fortinet NSE4 or equivalent
• CompTIA Security+
• Global Industrial Cyber Security Professional (GICSP)
• Experience supporting Fortinet firewalls and secure remote access technologies
• Experience with industrial cybersecurity tools and network monitoring platforms
• Experience supporting power generation facilities or critical infrastructure environments
• Familiarity with NERC CIP compliance programs and audit support activities
• Two (2) to six (6) years of experience in networking, systems administration, infrastructure support, cybersecurity, or Operational Technology environments
• Experience and knowledge in aspects of power plant systems and operations
• Equivalent combination of education, military service, certifications, and practical experience may be considered
• Ability to travel to customer facilities as required
• Ability to safely access industrial facilities and data center environments
• Ability to lift and move equipment up to 25 pounds
• Ability to work remotely while maintaining responsiveness to customer and business requirements
• Travel requirement of approximately 10-25% to customer sites and business locations
• Participation in scheduled maintenance activities occurring outside standard business hours
• Availability to provide after-hours support and technical troubleshooting for critical network, infrastructure, and cybersecurity incidents
• Participation in rotating on-call support schedules as business needs require
• Experience supporting industrial, utility, power generation, manufacturing, or critical infrastructure environments is preferred
• Experience working with Microsoft server technologies, network infrastructure, and virtualization platforms is highly desirable
• Familiarity with cybersecurity principles and industry compliance standards is preferred
• Bachelor's degree in information technology, Computer Science, Cybersecurity, Network Engineering, Electrical Engineering, or a related technical discipline preferred

Qualifications

Must Haves

• Understanding of TCP/IP networking, routing, switching, VLANs, and VPN technologies
• Familiarity with industrial networking and Operational Technology environments
• Knowledge of Windows Server operating systems and infrastructure services
• Understanding of Active Directory, DNS, DHCP, and Group Policy administration
• Familiarity with VMware virtualization technologies
• Understanding of cybersecurity concepts including defense-in-depth, least privilege, network segmentation, and secure remote access
• Familiarity with vulnerability management and patch management processes
• Knowledge of industrial control systems including SCADA, DCS, and historian platforms
• Familiarity with AVEVA PI System or similar industrial historian technologies
• Basic understanding of NERC CIP requirements and cybersecurity regulatory frameworks
• Strong troubleshooting and analytical skills
• Excellent verbal, written, and customer-facing communication abilities
• Ability to manage multiple priorities in a fast-paced environment
• Cisco Certified Network Associate (CCNA)
• Cisco Certified Network Professional (CCNP)
• Fortinet NSE4 or equivalent
• CompTIA Security+
• Global Industrial Cyber Security Professional (GICSP)
• Experience supporting Fortinet firewalls and secure remote access technologies
• Experience with industrial cybersecurity tools and network monitoring platforms
• Experience supporting power generation facilities or critical infrastructure environments
• Familiarity with NERC CIP compliance programs and audit support activities
• Two (2) to six (6) years of experience in networking, systems administration, infrastructure support, cybersecurity, or Operational Technology environments
• Experience and knowledge in aspects of power plant systems and operations
• Equivalent combination of education, military service, certifications, and practical experience may be considered
• Ability to travel to customer facilities as required
• Ability to safely access industrial facilities and data center environments
• Ability to lift and move equipment up to 25 pounds
• Ability to work remotely while maintaining responsiveness to customer and business requirements
• Travel requirement of approximately 10-25% to customer sites and business locations
• Participation in scheduled maintenance activities occurring outside standard business hours
• Availability to provide after-hours support and technical troubleshooting for critical network, infrastructure, and cybersecurity incidents
• Participation in rotating on-call support schedules as business needs require

Nice to Haves

• Experience supporting industrial, utility, power generation, manufacturing, or critical infrastructure environments is preferred
• Experience working with Microsoft server technologies, network infrastructure, and virtualization platforms is highly desirable
• Familiarity with cybersecurity principles and industry compliance standards is preferred
• Bachelor's degree in information technology, Computer Science, Cybersecurity, Network Engineering, Electrical Engineering, or a related technical discipline preferred

Benefits

• Supportive company culture that values its employees
• Comprehensive Medical, Dental, Vision & 401 K Plan
• Paid Parental Leave, Time Off & Holidays
• Employee Referral Bonus
• Personal Development & Career Succession Planning
• Company sponsored Perks & Discount programs