OT Security Engineer (Hybrid/Remote)

Remote in Bethesda, MD, US • Posted 60+ days ago • Updated 7 hours ago
Full Time
On-site
Fitment

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Job Details

Skills

  • PASS
  • Security Clearance
  • Employment Authorization
  • Macros
  • Inventory
  • Data-flow Diagrams
  • Network
  • Firmware
  • Hardening
  • Risk Assessment
  • Documentation
  • Regulatory Compliance
  • Biomedicine
  • HVAC
  • Firewall
  • Vulnerability Management
  • Computer Networking
  • TCP/IP
  • Technical Writing
  • Communication
  • Backup
  • Modbus
  • Security+
  • Network+
  • ICS
  • FedRAMP
  • FISMA
  • RMF
  • Risk Management Framework
  • NIST SP 800 Series
  • Cyber Security
  • Computer Science
  • Electrical Engineering
  • Training
  • Microsoft Windows
  • Incident Management
  • Mechanical Engineering
  • DICE

Summary

OT Cybersecurity Engineer

Location: Bethesda, MD (Hybrid - 3 days onsite)
Employment Type: Long-term contract or contract-to-hire
Clearance: Must be able to pass a standard background check and obtain a Public Trust Clearance

Work Authorization: U.S. Citizenship required

Macro Pros has an immediate opening for an OT Cybersecurity Engineer to support the security of Operational Technology (OT) environments, including building automation, utilities, and other critical facilities systems. This role supports a client in Bethesda, Maryland.

Candidates must currently live in the Washington, DC metro area and be willing to work onsite in Bethesda three days per week.

What You'll Do:
  • Assist with inventory and documentation of OT/ICS assets and networks
  • Maintain OT network and data flow diagrams, including segmented zones
  • Support monitoring of OT network segments for unusual or suspicious activity
  • Help triage OT-related security alerts and coordinate with cybersecurity and facilities teams
  • Assist with vulnerability tracking, patching/firmware planning, and basic system hardening
  • Contribute to OT risk assessments, security documentation, and compliance efforts (e.g., NIST-based controls)
  • Work with facilities, biomedical/clinical engineering teams, and vendors to plan secure changes and maintenance activities

Hands-On Experience With:
  • OT, controls, or building/facility systems (BAS/BMS, HVAC, utilities, PLCs)
  • IT and cybersecurity fundamentals (networking, firewalls, monitoring, vulnerability management)
  • Core networking and security concepts (TCP/IP, segmentation, least privilege, logging)
  • Clear technical documentation and communication with both technical and non-technical teams

Preferred Qualifications:
  • Minimum of 6 years of federal government experience
  • Experience with OT or industrial systems (building automation, power/backup systems, lab or facility controls)
  • Experience with OT/industrial protocols (BACnet, Modbus)
  • Knowledge of security frameworks (NIST SP 800-82, NIST SP 800-53, CIS Controls)
  • Entry-level certifications such as Security+, Network+, CySA+, or OT/ICS-focused training
  • Experience with OT security platforms (Nozomi, Dragos, Claroty)
  • Familiarity with federal security frameworks (FedRAMP, FISMA, RMF, NIST CSF, NIST SP 800-series)

Basic Qualifications:
  • Bachelor's degree in cybersecurity, computer science, engineering (mechanical, electrical, controls, systems), IT, or a related field
    or an equivalent combination of education, training, and experience

Work Environment:
  • Onsite in Bethesda three days per week (flexible on days) and two days remote
  • Occasional off-hours work to support maintenance windows or incident response
  • Regular access to mechanical rooms, plants, labs, and clinical areas (PPE and safety procedures required)


#Dice
Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.
  • Dice Id: 91073075
  • Position Id: MK17393577
  • Posted 30+ days ago
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