The Operational Technology Security Engineer is responsible for ensuring the confidentiality, integrity, and availability of industrial control systems (ICS), SCADA, and other OT environments. This role performs a variety of security-focused engineering tasks supporting specialized information assurance challenges in OT systems. The engineer integrates cybersecurity processes with industrial systems, ensuring secure system design, deployment, and operation while maintaining critical OT functionality.The position requires hands-on involvement in system security assessments, risk management, secure architecture design, and the implementation of technical controls to safeguard OT assets against cyber threats. The engineer will work closely with IT, OT, and cybersecurity teams to balance operational requirements with security best practices.

• Perform security engineering support for the planning, design, development, testing, and integration of OT systems.
• Analyze and document OT system security requirements, identifying gaps and recommending mitigation strategies.
• Apply systematic and analytical methods to resolve security issues related to workflow, processes, and planning in OT environments.
• Conduct assessments of industrial protocols and network architectures, including Modbus/TCP, EtherNet/IP, IEC 61850, ICCP, DNP3, BACnet, and others.
• Develop and implement security policies, technical standards, and system security plans specific to OT systems.
• Support the integration of OT systems with enterprise-level information assurance (IA) requirements.
• Collaborate with cross-functional teams to ensure compliance with DoD cybersecurity regulations, including RMF (Risk Management Framework).
• Provide guidance on cyber risk management, secure remote access, patch management, and incident response for OT environments.
• Assist in the configuration and management of security tools and technologies that monitor OT networks.
• Must have the ability to communicate accurate information

Technology used:

Experience securing and analyzing OT environments, including knowledge of: Modbus/TCP, EtherNet/IP, IEC 61850, ICCP and DNP3, BACnet and other OT protocols.

Required:

• Seven (7) years of relevant OT security or industrial control systems (ICS) experience.
• Active DoD Secret Clearance.
• Eligibility for IT Level II designation.
• DoD 8570.01 IAM Level II Certification, such as CAP, CISSP (Associate acceptable), CISM, or GSLC.
• Experience securing and analyzing OT environments, including knowledge of: Modbus/TCP, EtherNet/IP, IEC 61850, ICCP and DNP3, BACnet and other OT protocols.
• Familiarity with NIST 800-82, ISA/IEC 62443, and other relevant OT security standards.
• Strong understanding of cybersecurity best practices for ICS/SCADA environments.

Desired:

• GIAC Global Industrial Cyber Security Professional (GICSP) Certification
• Experience supporting DoD OT systems in industrial or mission-critical environments.
• Knowledge of Zero Trust Architecture (ZTA) as applied to OT networks.
• Hands-on experience with OT cybersecurity tools, network segmentation, and anomaly detection technologies.
• Background in electrical, mechanical, or industrial engineering is a plus.

Salary: 110,000-150,000

Benefits include:

• Medical, Dental, and Vision Plans (PPO & HSA options available)
• Flexible Spending Accounts (Health Care & Dependent Care FSA)
• Health Savings Account (HSA)
• 401(k) with matching contributions
• Roth
• Qualified Transportation Expense with matching contributions
• Short Term Disability
• Long Term Disability
• Life and Accidental Death & Dismemberment
• Basic & Voluntary Life Insurance
• Wellness Program
• PTO
• 11 Holidays
• Professional Development Reimbursement

Please contact talent@amyx.com with any questions!

Amyx is proud to be an Equal Opportunity Employer.  All qualified candidates will be considered without regard to race, color, religion, national origin, age, disability, sexual orientation, gender identity, status as a protected veteran, or any other characteristic protected by law. Amyx is a VEVRAA federal contractor and we request priority referral of veterans.

Physical Demands

Employee needs to be able to sit at a workstation for extended periods; use hand(s) to handle or feel objects, tools, or controls; reach with hands and arms; talk and hear. Most positions require ability to work on desktop or laptop computer for extended periods of time reading, reviewing/analyzing information, and providing recommendations, summaries and/or reports in written format. Must be able to effectively communicate with others verbally and in writing. Employee may be required to occasionally lift and/or move moderate amounts of weight, typically less than 20 pounds. Regular and predictable attendance is essential.