Senior OT Security Engineer — DHS RMF & ATO Expert

onezerollc

Washington (District of Columbia)

On-site

USD 140,000 - 190,000

Full time

4 days ago
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Benefits offered by this job

Health/dental/vision/life insurance
401K with company match
PTO & paid holidays
Employee referral program
Educational assistance

Job summary

OneZero Solutions, LLC seeks a Sr. Operational Technology (OT) Security Engineer to support DHS mission systems under FISMA/RMF and the ATO process.

The role emphasizes OT security engineering design reviews, vulnerability assessments, and incident response planning, with TS/SCI clearance. You will provide technical guidance on OT services security, identify threats and risks, and perform hands-on OT assessments while helping to integrate secure OT practices into the infrastructure.

Qualifications

  • 12+ years of OT engineering and security experience in DoD or Federal Government.
  • Experience in Intelligence Community and Law Enforcement is a strong plus.
  • Expertise in OT systems and security technologies incl. ICS and related networks.
  • Familiarity with NIST SP 800-82 and ISA/IEC 62443 frameworks.
  • Ability to communicate complex technical concepts to non-technical audiences.
  • Excellent written and verbal communication; able to work independently and in teams.

Responsibilities

  • Serve as Cybersecurity Assessment Team's principal OT SME.
  • Lead OT security engineering design reviews, vulnerability assessments, pen testing, and incident response planning.
  • Provide technical guidance to DHS on OT security matters, threat analysis and risk mitigation.
  • Perform hands-on OT system assessments identifying in-scope tech and vulnerabilities.
  • Develop and implement secure OT policies and assessment procedures for regulatory compliance.
  • Collaborate with engineering and government stakeholders to integrate OT security.
  • Stay current with threats and technologies to continually enhance assessments.

Skills

OT security
Vulnerability assessment
Penetration testing
Incident response
NIST 800-82
ISA/IEC 62443
CISA alerts
Technical communication

Education

Bachelor's degree in Cyber Security
CRISC
GISP
CISSP
CASP

Job description

OneZero Solutions, LLC seeks a Sr. Operational Technology (OT) Security Engineer to support DHS mission systems under FISMA/RMF and the ATO process.

The role emphasizes OT security engineering design reviews, vulnerability assessments, and incident response planning, with TS/SCI clearance. You will provide technical guidance on OT services security, identify threats and risks, and perform hands-on OT assessments while helping to integrate secure OT practices into the infrastructure.

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