Senior OT Cybersecurity Engineer

1 week ago

Bethesda MD, United States ActiveSoft, Inc Full time

Senior OT Cybersecurity Engineer / Architect Hybrid | Onsite 3 days/week (Non-negotiable) - (Bethesda, MD) U.S. Citizens only | Must live in DC Metro Area | Public Trust Clearance required Contract: 12–24 Months | Start: Immediate Job Summary: Seeking a Senior OT Cybersecurity Engineer/Architect to lead the security design and implementation for Client Operational Technology (OT) environments, including building automation, utilities, and critical facility systems. This role drives OT/IT architecture, stakeholder engagement, security maturity initiatives, and alignment with federal/NIST frameworks. Responsibilities Develop and maintain OT/IT security architectures, standards, segmentation, remote access, and monitoring designs. Review OT/facility projects for cybersecurity impact; provide design recommendations. Translate mission needs into cybersecurity roadmaps and prioritized initiatives. Mature OT security capabilities—asset visibility, monitoring, access, incident response. Recommend and support deployment of OT security tools (Nozomi, Claroty, Dragos). Create OT security standards, baselines, and configuration guidance aligned with federal policy. Coordinate with network, IAM, security ops, and engineering teams on cross-functional security efforts. Support OT vulnerability remediation, logging/SIEM integration, and continuous monitoring. Apply NIST CSF, NIST SP 800-82/53, RMF, FISMA policies for OT environments. Support audits, documentation, and compliance activities. Basic Qualifications Bachelor’s in Cybersecurity, CS, IT, Engineering, or equivalent experience. 7+ years in Cybersecurity or OT/ICS with experience designing secure architectures. Strong understanding of segmentation, IAM, monitoring, zero trust, and incident response. Experience leading multi-team technical initiatives. Strong communication/documentation and executive presentation skills. Preferred Experience with BAS/BMS, utilities, lab controls, BACnet, Modbus. OT security tools: Nozomi, Dragos, Claroty. Deep knowledge of NIST SP 800-series, RMF, FISMA, FedRAMP. Certifications: CISSP, CISM, GICSP, GRID, etc. Work Environment Onsite 3 days/week at Bethesda campus. Occasional off-hours support. Access to mechanical rooms, labs, clinical spaces (PPE required).

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