DHS Sr. Operational Technology (OT) Security Engineer

onezerollc; Washington (District of Columbia); On-site; USD 140,000 - 190,000; Full time

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

We are an employee-centric company that truly appreciates our team members and their value to our customers and the missions they support. We pride ourselves on being forward-leaning thinkers and fostering teams that are and continue to be technically proficient and technically capable across a comprehensive range of cyber mission areas. OneZero full-time employees receive an extremely competitive benefits package that includes health/dental/vision/life insurance plans, 401K with company matching, PTO & paid holidays, employee referral program, and educational assistance. Additional details can be found on our website at: https://www.onezerollc.com/careers/

Position Title: Sr. Operational Technology (OT) Security Engineer

Location: NCR

Clearance: TS /SCI

OneZero Solutions is on contract to provide division-wide support for Federal Information Security Modernization Act (FISMA) compliance, execution of the Risk Management Framework (RMF) process to achieve and maintain Authority to Operate (ATO) security authorizations, and deliver cyber security compliance for DHS operational mission systems. We are looking for personnel to support our DHS customer in achieving its mission of providing division-wide cyber security support for operational mission systems and assisting programs as they navigate the ATO process. The result of these efforts will be that the systems meet all the requirements for ATO approval before they are officially submitted to the Office of Chief Information Officer (OCIO).

Job Summary

• Serve as the Cybersecurity Assessment Team's principal Operational Technology SME.
• Participate in the development and implementation of comprehensive Cybersecurity program strategies, including OT security engineering design review, vulnerability assessments, penetration testing, and incident response planning.
• Provide technical expertise and guidance to DHS on OT services security matters, including threat analysis, risk mitigation strategies, and secure network and systems design.
• Participate in the planning and performance of hands-on technical assessments of OT systems and infrastructure. This includes the identification of in-scope technologies, application of industry-standard assessment strategies and available tools into system assessment plans, identifying vulnerabilities, and recommendation of corrective actions.
• Support the development and implementation of secure OT policies and assessment procedures, ensuring compliance with federal regulations and best practices.
• Collaborate with engineering teams and other government stakeholders to integrate OT security into infrastructure design, sustainment, and incident response planning.
• Stay current with emerging related security threats and technologies, providing ongoing awareness to DHS personnel and continual enhancement of program assessment procedures and security engineering considerations.

Qualifications

• 12+ years of direct experience in OT engineering and security within the DoD/Federal Government.
• Experience within the Intelligence Community and Law Enforcement is a strong plus.
• Demonstrated expertise in OT systems and security technologies, including Platform IT, industrial control systems and applications, special purpose and non-standard communications and network infrastructure devices.
• Strong understanding of OT security engineering principles and assessment references such as NIST SP 800-82 and ISA/IEC 62443
• Familiarity with the CISA Cybersecurity Alerts & Advisories information portal
• Proven ability to communicate complex technical concepts to non-technical audiences.
• Excellent written and verbal communication skills. Ability to work independently and as part of a team.

Education

Bachelor's degree or higher in Cyber Security plus CRISC, GISP, CASP, CISSP, or other advanced security-related certifications.

GISCP or other industry IC security-related certification is a plus.

Additional relevant experience may be considered in lieu of a degree.

OneZero Solutions, LLC is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

If you are a qualified individual with a disability or a disabled veteran, you have the right to request an accommodation if you are unable or limited in your ability to use or access www.onezerollc.com/careers as a result of your disability.

To request an accommodation, please contact us at [e-mail] or call [phone].