Banner Image

All Services

Programming & Development information security

OT Cybersecurity Engineer

$60/hr Starting at $50

As a certified IT security professional (CompTIA Security+) and automation engineer, I bridge the gap between industrial control systems (ICS) and cybersecurity. I focus on implementing pragmatic, robust, and scalable OT security solutions for manufacturing, pharma, and chemical sectors.

🔒 My Key Services in OT/ICS Security:

  • Network segmentation & firewall zoning (VLAN, DMZ, operator zones)

  • Secure remote access (VPN, Just-in-Time admin rights, SDP / Zero Trust)

  • Edge device protection (cert-based authentication, secure OPC UA to Azure)

  • Security monitoring (SCADA IDS/IPS, Deep Packet Inspection, Modbus/Profinet protection)

  • SIEM integration & central logging (alerting, forensic audit trails)

  • Backup & disaster recovery planning for HMIs & controllers

  • GxP- and GMP-compliant security documentation (incl. Change Control)

🧰 Technologies: Siemens PCS 7, OPC UA, Azure, Windows Domain Hardening, IPsec VPN, Fortinet, EDR📍 References include K+S, SIGMA Process, Process Automation Solutions🌍 Remote-first delivery with optional workshops or audits on-site

I offer industry-aligned cybersecurity strategies tailored for OT environments – blending real-world automation know-how with modern cyber defense techniques.

About

$60/hr Ongoing

Download Resume

As a certified IT security professional (CompTIA Security+) and automation engineer, I bridge the gap between industrial control systems (ICS) and cybersecurity. I focus on implementing pragmatic, robust, and scalable OT security solutions for manufacturing, pharma, and chemical sectors.

🔒 My Key Services in OT/ICS Security:

  • Network segmentation & firewall zoning (VLAN, DMZ, operator zones)

  • Secure remote access (VPN, Just-in-Time admin rights, SDP / Zero Trust)

  • Edge device protection (cert-based authentication, secure OPC UA to Azure)

  • Security monitoring (SCADA IDS/IPS, Deep Packet Inspection, Modbus/Profinet protection)

  • SIEM integration & central logging (alerting, forensic audit trails)

  • Backup & disaster recovery planning for HMIs & controllers

  • GxP- and GMP-compliant security documentation (incl. Change Control)

🧰 Technologies: Siemens PCS 7, OPC UA, Azure, Windows Domain Hardening, IPsec VPN, Fortinet, EDR📍 References include K+S, SIGMA Process, Process Automation Solutions🌍 Remote-first delivery with optional workshops or audits on-site

I offer industry-aligned cybersecurity strategies tailored for OT environments – blending real-world automation know-how with modern cyber defense techniques.

Skills & Expertise

AntivirusEthical HackingFirewallsInternet SecurityPenetration TestingSecurity ConsultingSecurity TestingUser Authentication

Related Work Collections

0 Reviews

This Freelancer has not received any feedback.