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Operational Technology Security Engineer

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AAC

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Location:
United States , Fort Belvoir

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Category:
IT - Software Development

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Contract Type:
Not provided

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Salary:

Not provided
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Job Description:

The Operational Technology (OT) Security Engineer is responsible for safeguarding and maintaining the cybersecurity posture of the Defense Logistics Agency’s (DLA) critical OT environments. This includes supporting industrial control systems (ICS), SCADA, DCS, PLCs, and other specialized systems essential to mission operations. The engineer integrates cybersecurity best practices, coordinates risk assessments, responds to incidents, and ensures strict adherence to DOD and federal cybersecurity standards.

Job Responsibility:

  • Perform vulnerability assessments, configure security controls, and manage the security lifecycle for OT environments (NIPRNET, SIPRNET)
  • Collaborate with stakeholders, system owners, and engineering teams to remediate identified OT vulnerabilities
  • Apply and maintain compliance with OT cybersecurity frameworks (NIST CSF, ISA/IEC 62443, NERC CIP)
  • Prepare and update required documentation—risk assessments, reports, SOPs, technical artifacts—according to DLA/DoD standards
  • Oversee patch management, incident response, and OT change management processes
  • Deploy, tune, and utilize OT security monitoring and threat detection tools
  • Bridge IT and OT cybersecurity requirements, supporting configuration, segmentation, and access control
  • Provide analytics and reporting on vulnerabilities and compliance for multiple audiences
  • Assist with DLA cybersecurity inspections and ensure OT systems remain inspection-ready
  • Research and implement OT device security best practices, including vendor and supply chain risk management
  • Mentor or train team members on OT security topics as needed

Requirements:

  • Seven (7) years of OT or ICS cybersecurity experience
  • Practical experience with OT protocols (Modbus/TCP, EtherNet/IP, IEC 61850, DNP3, BACnet, etc.)
  • Experience with SCADA, ICS, DCS, PLCs, HMIs, RTUs, field devices
  • In-depth knowledge of secure OT network architectures and monitoring technologies
  • Ability to develop and execute OT incident response and risk management strategies
  • Experience conducting compliance reviews, remediation, and vulnerability assessments
  • Skilled in deploying and using OT security monitoring tools
  • Understanding of DoD cybersecurity requirements, STIGs, and regulatory frameworks for OT
  • Strong communication skills
  • able to produce concise documentation and brief senior leaders
  • Proficiency with Microsoft Excel, Access, Power BI, Power Platform, and leading OT/ICS scanning or management tools (ACAS, Nessus, Qualys, Forescout, EyeInspect)
  • Active DOD Secret Clearance and eligibility for IT-II Non-Critical Sensitive (Tier 3)
  • Certifications: ICS300 or equivalent OT/ICS cyber certification
  • Training module or course for: ACAS/Forescout
  • Engineer must live within 50 miles of any primary DLA location or an approved alternate worksite (subject to government approval)

Additional Information:

Job Posted:
May 03, 2026

Employment Type:
Fulltime
Work Type:
Hybrid work
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