OT DevOps (Claroty & Zscaler)

Crowdconsultants; Polska; Hybrid; PLN 180,000 - 240,000; Full time

Benefits offered by this job

An interim B2B contract with a global…

100% remote work, CET hours

Role at IT/OT/security crossroad

International, distributed team

Job summary

Crowdconsultants is seeking a seasoned DevSecOps/Automation Engineer to automate deployment of Claroty CTD sensors and Zscaler components across multiple plants. You will implement infrastructure-as-code, CI/CD pipelines, and API integrations to enforce consistent security postures globally.

You will work with IT, OT and security teams on network segmentation, secure remote access, and integration with SIEM and monitoring tools, ensuring high uptime and scalable operations across sites.

Qualifications

• Hands-on experience with Claroty CTD or similar tools and Zscaler for IoT/OT monitoring and Zero Trust access.
• Several years as a DevOps/DevSecOps/Platform/Automation engineer with IaC (Terraform/Ansible) in production.
• Solid CI/CD experience (GitLab CI, GitHub Actions, Azure DevOps or Jenkins) and scripting in Python, Bash or PowerShell with REST APIs.
• Strong network and security background: firewalls, VPN, segmentation, traffic analysis (SPAN/TAP, Wireshark) and Zero Trust concepts.
• Knowledge of industrial environments (SCADA, PLC, IEC 62443, Purdue model) is an asset.
• Structured, security-minded, hands-on, capable of learning new platforms quickly and maintaining uptime.
• Ability to collaborate with IT, OT and security teams in an international, distributed setup.
• Excellent English skills.
• Contractor/freelancer on a B2B basis is advantageous.

Responsibilities

• Automate deployment and configuration of Claroty CTD sensors and Zscaler components via IaC and CI/CD to standardize site rollouts.
• Build integrations through APIs of both platforms and manage access policies as code with version control, review, and rollback.
• Support day-to-day operation of platforms across international plants: monitoring, health checks, updates, troubleshooting.
• Collaborate with IT/OT on network segmentation and secure remote access for plant networks including vendor access.
• Connect platforms to wider security tools (SIEM, ticketing, monitoring).
• Create runbooks, standards, and documentation to enable scalable operations across sites.
• Help client teams improve security platform delivery, focusing on repeatability, reliability, and low operational risk in production environments.

Skills

Claroty CTD

Zscaler for IoT/OT

Zero Trust access

Terraform / Ansible (IaC)

GitLab CI

GitHub Actions

Azure DevOps

Jenkins

Python

Bash

PowerShell

Firewalls

VPN

Network segmentation

SPAN/TAP / Wireshark

Zero Trust concepts

SCADA

PLC

IEC 62443

Purdue model

English proficiency

B2B contractor experience

Tools

REST APIs

Job description

YOUR MISSION

• Automate the deployment and configuration of Claroty CTD sensors and Zscaler components with Infrastructure as Code and CI/CD, so every site is rolled out the same way
• Build integrations through the APIs of both platforms and manage access policies as code, with version control, review and rollback
• Support the day-to-day operation of the platforms across international plants, including monitoring, health checks, updates and troubleshooting
• Work with IT and OT teams on network segmentation and secure remote access to plant networks, including vendor and third-party access
• Connect the platforms to the wider security landscape, such as SIEM, ticketing and monitoring tools
• Write runbooks, standards and documentation so that operations can be handed over and scaled to new sites
• Help the client's teams improve how security platforms are delivered, with a focus on repeatability, reliability and low operational risk in production environments

YOUR EXPERIENCE & TALENTS

• Hands-on experience with Claroty (CTD or similar tools) and Zscaler for IoT, OT monitoring, and Zero Trust access
• Several years of experience as a DevOps, DevSecOps, platform or automation engineer, with Infrastructure as Code (Terraform and/or Ansible) in production
• Solid CI/CD experience (GitLab CI, GitHub Actions, Azure DevOps or Jenkins) and scripting in Python, Bash or PowerShell, including work with REST APIs
• Strong network and security background: firewalls, VPN, segmentation, traffic analysis (SPAN/TAP, Wireshark) and Zero Trust access concepts
• Knowledge of industrial environments (SCADA, PLC, IEC 62443, Purdue model) is an advantage
• A structured, security-minded and hands-on approach, with the ability to learn new platforms quickly and to work carefully in environments where uptime matters
• Ability to collaborate effectively with IT, OT and security teams in an international, distributed setup
• Excellent English skills
• Experience as a contractor or freelancer on a B2B basis is an advantage

BENEFITS OFFERED BY CROWDCONSULTANTS

• An interim B2B contract with a global manufacturing group
• 100% remote work, with working hours aligned with CET
• A role at the meeting point of IT, OT and security, with real influence on how security platforms are rolled out and run across plants worldwide
• An international, distributed team and a mix of project and operational work