Über
We are seeking an experienced
OT Network Support Engineer
with strong expertise in
Cisco networking technologies, routing and switching, and network security . The ideal candidate will have experience working in
Operational Technology (OT) environments , supporting critical infrastructure systems in compliance with
NERC CIP ,
GAS TSA , and other regulatory standards. This role focuses on maintaining secure, reliable, and compliant network operations across industrial control and enterprise systems.
Key Responsibilities:
Provide
hands-on implementation, configuration, and support
of OT and IT network infrastructure components. Manage and troubleshoot
Cisco routers, switches, firewalls, and VPNs
in high-availability environments. Ensure
network reliability, redundancy, and security
across OT networks supporting critical systems. Collaborate with
cybersecurity, SCADA, and IT operations teams
to maintain secure connectivity between enterprise and operational networks. Monitor and analyze
network performance, latency, and security events
to proactively identify and resolve issues. Support and maintain compliance with
NERC CIP ,
GAS TSA , and other applicable regulatory frameworks. Develop and maintain
network topology diagrams, asset inventories, and configuration documentation . Participate in
incident response ,
root cause analysis , and
network hardening initiatives . Recommend and implement
network optimization and security improvements
aligned with industry best practices. Support
change management
and
disaster recovery
planning and testing for network infrastructure. Required Skills & Qualifications:
5-10 years
of experience in
network engineering, administration, or OT network support . Strong hands-on expertise in
Cisco networking technologies
- routers, switches, firewalls, and VPN solutions. Proficiency in
network routing protocols (BGP, OSPF, EIGRP)
and
switching technologies (VLANs, STP, trunking) . Solid understanding of
network security principles, segmentation, and access control . Experience with
NERC CIP ,
GAS TSA , or other
energy/utility regulatory compliance frameworks . Familiarity with
industrial control systems (ICS), SCADA, and OT security best practices . Experience with
network monitoring tools
(SolarWinds, Wireshark, SNMP-based monitoring). Working knowledge of
firewalls (Cisco ASA, Palo Alto, or Fortinet)
and
VPN configuration . Excellent analytical, troubleshooting, and documentation skills. Good to Have:
Cisco certifications ( CCNP, CCNA Security, or CCIE ) preferred. Exposure to
ICS/SCADA systems
or
energy/utility domain
environments. Familiarity with
cloud-based networking (Azure/AWS)
or
SD-WAN
technologies. Knowledge of
OT cybersecurity frameworks (ISA/IEC 62443) . Educational Qualification:
Bachelor's degree in
Computer Science, Information Technology, Electrical Engineering, or related field .
Berufserfahrung
- Network Administrator
- Security Analyst
Sprachkenntnisse
- English
Hinweis für Nutzer
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