OT Network Engineer Job at Madison Group Enterprises

Network Engineer

Location

United States , New York City

Salary:

Not provided

Softnet Consulting

Expiration Date

Until further notice

Requirements

BGP, OSPF and Switching (Cisco)
Network Segmentation & Isolation
Cisco ISE/ Stealthwatch
Authentication, Authorisation & Accounting (AAA)
DWDM & SONET
Good Knowledge of: Virtualization & Infrastructure (VMware Virtual Switches)
Vulnerability & Patch Management
Containment/ Protection Tools for OT Environments (Forescout)
Data Analysis
Nozomi maintenance & management

Operational Technology (OT) Cyber Security Engineer

The OT Cyber Security Engineer will contribute to the delivery of high-quality t...

Location

United Kingdom , Stockton-on-Tees

Salary:

Not provided

Risktec Solutions

Expiration Date

Until further notice

Requirements

A relevant technical degree or equivalent industry experience in OT cybersecurity is desirable
Good working understanding of industrial control systems (DCS, SCADA, PLCs, etc.)
Prior experience in technical delivery roles, including hands-on involvement in a project delivery or client-facing setting, is desirable but not essential
Evidence of delivering high-quality technical work under supervision
Foundational knowledge of OT cybersecurity practices, frameworks, and regulations, such as IEC 62443, CAF, OG86, and NIS
Awareness of OT cybersecurity techniques and tools for compliance with national/international standards, contributing to effective technical solutions
Developing competency in performing assignments in areas such as: Supporting risk assessments and vulnerability analysis of OT environments
Assisting in asset inventory preparation and management for industrial control systems (ICS)
Conducting physical and standards-based site audits, aligned with international standards
Contributing to network diagram creation to improve system visibility and security

Job Responsibility

Support risk assessments and create asset inventories for OT systems across client sites under supervision
Perform physical and standards-compliant site audits as directed by senior consultants or team leads
Assist in the creation, documentation, review, and validation of network diagrams and OT systems architecture
Support the review, development, and implementation of OT Cyber Security Management Systems (CSMS) in alignment with established frameworks and international standards
Collaborate with the OT Cyber Security team and other departments to deliver projects successfully, ensuring high-quality outputs
Prepare and deliver accurate and professional technical reports and documentation that meet client expectations and regulatory compliance
Stay informed of industry trends and emerging OT cybersecurity challenges, applying foundational knowledge to support team-directed initiatives
Interaction with customers to ensure TUV deliver a solution on time and to high quality

What we offer

comprehensive training
flexible working
a great pay and benefits package

Fulltime

Network Architect

Defines enterprise-wide OT network strategy and reference architectures for BESS...

Location

India , Bangalore

Salary:

Not provided

Arrow Electronics

Expiration Date

Until further notice

Requirements

Expert-level knowledge of: Industrial OT network architecture
Firewall and Zero Trust design for OT
BGP, OSPF, VRF, advanced segmentation
Strong experience with: Cisco ASA / FTD / FMC / ISE at scale
Secure OT-to-cloud connectivity (AWS)
Deep understanding of: IEC 62443, NIST, and critical infrastructure security models
Certifications (Strongly Preferred): CCIE (Enterprise or Security)
IEC 62443 Lead Implementer / OT Security certifications

Job Responsibility

Defines enterprise-wide OT network strategy and reference architectures for BESS platforms
Acts as the final technical authority for OT networking, cybersecurity integration, and standardization across regions and projects
Own global OT network architecture for BESS platforms
Define reference architectures, standards, and design frameworks
Architect secure OT/IT integration models aligned to IEC 62443
Lead Zero Trust adoption for OT environments (ZPA/ZIA, Cisco ZTA)
Drive architecture for multi-site, multi-region deployments
Define resiliency, redundancy, and failover strategies
Review and approve all OT network designs and deviations
Lead architecture reviews with Product, Cybersecurity, and Compliance

Fulltime

Cybersecurity Engineer

Location

United States , Manhattan

Salary:

Not provided

Softnet Consulting

Expiration Date

Until further notice

Requirements

Network Segmentation & Isolation
Active Directory and Windows Server Administration & Hardening
Cisco ISE/ Stealthwatch
Authentication, Authorisation & Accounting (AAA)
Vulnerability & Patch Management
Containment/ Protection Tools for OT Environments (Forescout)

Senior Network Architect

Defines enterprise-wide OT network strategy and reference architectures for BESS...

Location

India , bangalore

Salary:

Not provided

Robert Bosch Sp. z o.o.

Expiration Date

Until further notice

Requirements

BTech/MTech in CS
12–18+ years experience
Expert-level knowledge of Industrial OT network architecture
Expert-level knowledge of Firewall and Zero Trust design for OT
Expert-level knowledge of BGP, OSPF, VRF, advanced segmentation
Strong experience with Cisco ASA / FTD / FMC / ISE at scale
Strong experience with Secure OT-to-cloud connectivity (AWS)
Deep understanding of IEC 62443, NIST, and critical infrastructure security models
CCIE (Enterprise or Security) certification strongly preferred
IEC 62443 Lead Implementer / OT Security certifications strongly preferred

Job Responsibility

Defines enterprise-wide OT network strategy and reference architectures for BESS platforms
Acts as the final technical authority for OT networking, cybersecurity integration, and standardization across regions and projects
Own global OT network architecture for BESS platforms
Define reference architectures, standards, and design frameworks
Architect secure OT/IT integration models aligned to IEC 62443
Lead Zero Trust adoption for OT environments (ZPA/ZIA, Cisco ZTA)
Drive architecture for multi-site, multi-region deployments
Define resiliency, redundancy, and failover strategies
Review and approve all OT network designs and deviations
Lead architecture reviews with Product, Cybersecurity, and Compliance

Fulltime

OT Cyber Security Engineer

OT Cyber Security Engineer – Contract (Energy Sector). I’m looking for an OT Cyb...

Location

United Kingdom , Warrington or Haydock

Salary:

Not provided

Morson Talent

Expiration Date

Until further notice

Requirements

OT / ICS cyber security engineering
Industrial network deployment and security hardening
SCADA and control systems environments
Security testing and validation in operational environments

Job Responsibility

Implementing and hardening OT security controls
Supporting control system protection, telemetry replacement and SCADA environments
Deploying and securing industrial networks
Working closely with automation engineers from design through to testing
Security testing, verification, FATs and SATs
Repeating and refining designs across follow-on projects

Senior OT Network Linux Specialist

We are looking for a new member for our central Operations Applications & Infras...

Location

India , Pune

Salary:

Not provided

Alfa Laval

Expiration Date

Until further notice

Requirements

Graduate preferably in Computer Science, Engineering, or a related field
CCNA or CCNP certification
Excellent Communication Skills i.e. Communication, collaboration, and curiosity is a must
Proficient in Cisco, Linux (Ubuntu), Ansible
Experience with Industrial Control Systems (ICS), Operational Technology (OT) networks, and micro-segmentation
Familiarity with IEC 62443 standards for Industrial Automation and Control Systems (IACS)
In-depth understanding of communication protocols (mainly TCP/IP) and routing protocols (e.g. BGP, OSPF)
Experience with network diagnostic, monitoring and analysis tools (e.g. SolarWinds network tools)
Sharp troubleshooting skills
Willingness and eagerness to learn new systems/technology

Job Responsibility

Configure, install and integrate Cisco Network Switches (Cisco 9500, 9300, 9200), Cisco Firewalls (FPR1120) Rockwell Switches (Stratix 5400, 5700, 5800) and other network devices
Monitor network performance and integrity
Fully support, configure, maintain and upgrade company’s networks and Linux servers using Ansible management platform
Troubleshooting and resolving network issues, implementing security measures, and proactively optimizing network performance
Handle day to day LAN Connectivity
Resolve issues tiers of support have escalated by troubleshooting global and local infrastructure
Automate tasks and monitor their effectiveness
Mentor team members on technical issues
Communicate with users when needed
Suggest improvements to network performance, capacity and scalability

Fulltime

Operational Technology (OT) Security Architect

The OT Security Architect is responsible for protecting industrial control syste...

Location

Ireland , Dublin

Salary:

Not provided

Accenture

Expiration Date

Until further notice

Requirements

Define and implement OT cybersecurity strategy, policies, and standards aligned to IEC 62443, NIST 800 82, NIS D, and ISO 27001
Establish OT security governance models and maintain OT risk registers across facilities
Act as a trusted advisor to OT operations, engineering, and executive stakeholders
Design secure OT network architectures aligned to the Purdue Model (Levels 0–3.5)
Define and validate secure IT/OT integration patterns, including data flows, remote access, and segmentation
Review and secure digital transformation initiatives (e.g., historians, analytics platforms)
Conduct OT specific risk assessments, vulnerability assessments, and penetration testing of SCADA/DCS/PLC environments
Implement vulnerability management and patching strategies suitable for safety critical systems
Support OT incident response and forensic investigations
Deploy and operate OT security technologies including: OT Intrusion Detection / Network Monitoring (e.g., passive IDS), Firewalls and segmentation controls at Levels 2 & 3, Secure remote access solutions, Removable media controls and data diodes

Job Responsibility

OT Security Strategy & Governance
Architecture & Secure Design
Threat & Vulnerability Management
Security Controls Implementation
Compliance & Regulatory Assurance
Stakeholder & Delivery Management

Fulltime

OT Network Engineer

Madison Group Enterprises

Location:
Australia

Category:
IT - Administration

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:
December 10, 2025

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