Operational Technology Security Engineer

Overview

We are seeking a skilled Operational Technology (OT) Security Engineer to support and secure complex industrial control system (ICS) environments. This role focuses on protecting hybrid IT/OT infrastructures, ensuring compliance with DoD cybersecurity standards, and strengthening security across critical operational technologies. - Work Type: Primarily Remote (see location requirements below)

Key Responsibilities
• Support and secure complex OT/ICS environments, including SCADA, DCS, PLCs, HMIs, RTUs, and field devices
• Implement and maintain secure OT architectures, including network segmentation, firewalls, IDS/IPS, and secure remote access
• Apply cybersecurity frameworks such as NIST CSF, ISA/IEC 62443, and NERC CIP in alignment with DoD requirements
• Prepare systems and environments for cybersecurity inspections through development and maintenance of compliance artifacts
• Conduct vulnerability assessments and risk analyses across OT and IT systems, recommending risk-based mitigations
• Manage POA&M lifecycle, tracking remediation efforts through closure
• Deploy and tune OT security monitoring, anomaly detection, and threat intelligence capabilities
• Develop automated workflows for vulnerability remediation, compliance reporting, and analytics
• Generate audit-ready reports, metrics, and trend analysis for technical teams and leadership
• Support vendor and supply chain risk management and align IT/OT cybersecurity policies and controls

Required Qualifications
• 7+ years of OT cybersecurity experience supporting complex ICS/OT environments
• Hands-on experience with industrial protocols (e.g., Modbus/TCP, EtherNet/IP, IEC 61850, ICCP, DNP3, BACnet)
• Strong understanding of OT security tools and technologies (e.g., ACAS, Nessus, Qualys, Forescout, EyeInspect)
• Experience with DoD cybersecurity requirements including STIGs, IAVMs, POA&Ms, and compliance processes
• Proven ability to support cybersecurity inspections and maintain compliance documentation
• Strong analytical, problem-solving, and communication skills, including ability to brief senior leadership
• Ability to work independently and in team environments with minimal oversight

Clearance & Certifications
• Active DoD Secret clearance required
• DoD 8570 IAT Level II certification required
• ICS/OT cybersecurity certification (e.g., ICS 300 or equivalent) required
• Forescout certification required

Work Location Requirements

This role is primarily remote; however, candidates must reside within 50 miles of one of the following locations:
• Battle Creek, MI
• Columbus, OH
• Dayton, OH
• Fort Belvoir, VA
• New Cumberland, PA
• Ogden, UT
• Philadelphia, PA
• Richmond, VA

Physical and Mental Qualifications:
• Maintain focus and awareness throughout scheduled working hours.
• Perform tasks requiring prolonged periods of sitting or standing at a desk, utilizing a computer, mouse, and keyboard.
• Lift and move objects weighing up to 15 pounds as needed.
• Exhibit excellent verbal and written communication skills, with a strong command of the English language.
• Demonstrate the ability to work independently while also collaborating effectively as part of a team.
• Quickly learn and retain routine tasks and processes.
• Possess strong organizational skills, attention to detail, business correspondence proficiency, and self-management capabilities.
• Perform the essential functions of the role satisfactorily; reasonable accommodation will be provided for employees with disabilities upon request.
• Accept and adapt to additional responsibilities or changes to assigned duties as determined by DirectViz Solutions (DVS).