OT Analyst (Operational Technology Security)

Yochana; Dallas (TX); On-site; USD 110,000 - 140,000; Full time

Job summary

Yochana is seeking a cybersecurity professional with strong OT/ICS experience to work in environments featuring SCADA systems, PLCs, RTUs, and HMIs. Candidates should hold or be progressing toward OT security certifications and demonstrate solid knowledge of networking, Windows/Linux, and security architectures.

Experience in SOC roles is highly valued, as is hands-on OT security expertise across industrial networks and protocols.

Qualifications

• Minimum experience in a cybersecurity-focused role; SOC experience strongly preferred.
• Operational Technology (OT)/Industrial Control Systems (ICS) environments incl. SCADA, PLCs, RTUs, HMIs.
• Advanced OT security certifications (e.g., GICSP, ISA/IEC 62443) are highly desired.
• Solid understanding of networking, OS (Windows/Linux), and security architecture.

Skills

Cybersecurity basics

OT/ICS security

SCADA systems

Industrial protocols

OT certifications

Networking fundamentals

Windows & Linux

SIEM & SOAR

Job description

• Minimum experience in a cybersecurity-focused role; SOC experience strongly preferred.
• Operational Technology (OT) / Industrial Control Systems (ICS) environments – including hands-on knowledge of SCADA systems, PLCs, RTUs, HMIs, and industrial networks.
• Advanced certifications strongly desired. Examples include: CySA+, CEH, OSCP, GICSP, CCNA Security, or relevant OT security certifications (e.g., ISA/IEC 62443).
• Deep understanding of cybersecurity fundamentals such as networking protocols (TCP/IP, UDP, DNS), operating systems (Windows, Linux), and security architecture principles.
• Strong knowledge of OT Protocols such as DNP3, Modbus, IEC 104, OPC UA, including packet analysis and understanding protocol vulnerabilities.
• Experienced with Security Technologies such as SIEM, SOAR, IIDS/IPS, endpoint detection solutions, network traffic analysis tools.