Operational Technology Security Engineer
Eliassen Group, Austin, TX, United States
Operational Technology Security Engineer
Anywhere
Type:
Permanent
Category:
Security
Industry:
Government
Workplace Type:
Remote
Reference ID:
JN -042026-106569
Date Posted:
04/26/2026
Shortcut:
http://careers.eliassen.com/EYewvM
Description
Recommended Jobs
Description:
Remote
Our client seeks an Operational Technology Security Engineer to secure industrial and OT environments through the design, implementation, and monitoring of controls aligned to DoD and industry standards. The engineer will assess risk, harden architectures, and integrate cybersecurity across the OT system lifecycle. The role will bridge IT and OT practices, support inspections and incident response, and deliver analytics to inform leadership decisions.
Due to federal security clearance requirements, applicant must be a United States Citizen with an active Secret clearance. This is a full-time, permanent opportunity, offering a competitive salary and comprehensive benefits package. Qualified applicants must be willing and able to work on a w2 basis.
Salary: $110,000 - $135,000/ yr. w2
Responsibilities:
Support planning, design, development, testing, integration, and security of OT systems.
Analyze and implement OT cybersecurity requirements and controls.
Conduct vulnerability assessments across OT and IT systems, networks, applications, and databases.
Develop, maintain, and validate cybersecurity documentation and artifacts.
Manage and track POA&M entries, including remediation actions and timelines.
Perform OT-specific risk assessments and recommend mitigation strategies.
Support DoD cybersecurity inspections and ensure environment readiness.
Deploy and tune OT security monitoring solutions including IDS, IPS, and anomaly detection.
Develop and implement OT-specific incident response plans.
Manage software and firmware updates while minimizing operational disruption.
Generate cybersecurity reports, analytics, and trend analysis for leadership.
Bridge IT and OT cybersecurity practices to ensure aligned protections.
Provide technical recommendations to engineers, operators, and leadership.
Support compliance with industry and regulatory cybersecurity standards.
Build automated workflows for vulnerability management and reporting.
Experience Requirements:
Minimum seven years of experience in OT cybersecurity or a related field.
Experience supporting DoD or federal cybersecurity environments (preferred).
Hands-on experience with industrial control systems and OT environments.
Strong knowledge of OT systems including SCADA, ICS, DCS, PLCs, HMIs, RTUs, and field devices.
Experience with OT communication protocols such as Modbus/TCP, DNP3, BACnet, and IEC 61850.
Understanding of secure OT network architectures including segmentation, firewalls, and IDS/IPS.
Knowledge of secure remote access solutions for OT environments.
Experience with vulnerability scanning tools such as ACAS, Nessus, Qualys, Forescout, and EyeInspect.
Familiarity with cybersecurity frameworks including NIST CSF, ISA/IEC 62443, and NERC CIP.
Understanding of DoD cybersecurity requirements including STIGs, IAVMs, and configuration guides.
Experience with patch management and change management processes.
Ability to conduct forensic analysis within OT environments.
Proficiency with Microsoft Excel, Access, Power BI, and Power Platform.
Strong analytical, problem-solving, and research skills.
Excellent written and verbal communication skills.
Ability to work independently and in team environments.
Active DoD Secret Clearance.
Training module or course completion in Forescout.
Education Requirements:
One of the following certifications: 300 - ICS Cybersecurity; AWS Certified Solutions Architect - Associate; GIAC Certified Windows Security Administrator (GCWN); Infoblox Core DDI Configuration and Administration; ISA Certified Control System; Microsoft Certified: Azure Administrator Associate; Microsoft Certified Solutions Associate Windows Server 2016; Microsoft 365 Certified: Messaging Administrator Associate; MS 2016 Active Directory Identity and Networking; Oracle Cloud Infrastructure Foundations 2020 Certified Associate; OCI Cloud Infrastructure Foundations Associate 2025 Exam.
And one of the following certifications: CCNA Security; CompTIA CySA+; GICSP; CompTIA Security+ CE; CND; SSCP.
Recruitment Transparency Notice
Eliassen Group values transparency in our recruitment practices. Please be advised that Eliassen Group utilizes artificial intelligence (AI) tools as part of its initial application screening
and hiring
process. You may receive email and SMS notifications from the Eliassen Virtual Recruiting Team (
noreply@eliassen.com
, 781-808-2924) inviting you to complete a brief voice screening as part of your application process. These tools assist our hiring teams in different ways, including but not limited to, assistance in reviewing application materials to help identify candidates whose qualifications most closely match the requirements of the position. All AI-assisted evaluations and responses are reviewed by human recruiters before any hiring decisions are made. The use of AI in our process is intended to support fairness, efficiency, and consistency, and Eliassen Group takes measures to prevent bias or discrimination in connection with its hiring practices. By proceeding, you acknowledge, agree, and consent to Eliassen Group's use of these tools, including AI tools, as part of the application and hiring process.
Skills, experience, and other compensable factors will be considered when determining pay rate. The pay range provided in this posting reflects a W2 hourly rate; other employment options may be available that may result in pay outside of the provided range.
W2 employees of Eliassen Group who are regularly scheduled to work 30 or more hours per week are eligible for the following benefits: medical (choice of 3 plans), dental, vision, pre-tax accounts, other voluntary benefits including life and disability insurance, 401(k) with match, and sick time if required by law in the worked-in state/locality.
If anyone reaches out to you about an open position connected with Eliassen Group, please ensure that you are working directly with us by confirming the following:
· When you work with Eliassen Group, all email communication will come from an Eliassen.com address, never Gmail, Yahoo, etc.
· Eliassen Group will never ask you for personal information (home address, bank account, or check routing number) until you have worked with someone clearly associated with Eliassen Group.
If you have any indication of fraudulent activity, please contact
fraud@eliassen.com
.
About Eliassen Group:
Eliassen Group is a strategic consulting firm that helps organizations reach further and achieve more through our technology, business advisory, and life sciences solutions. For nearly 40 years, we have combined exceptional people, deep domain expertise, and intelligent capabilities to expand our clients' capacity and accelerate meaningful outcomes. We are driven by a purpose to positively impact the lives of our employees, clients, consultants, and the communities we serve.
Eliassen is committed to building a diverse and inclusive team from a variety of backgrounds, perspectives, and skills. We are an Equal Opportunity and Affirmative Action Employer and all employment decisions are based on merit, performance, and business needs. Eliassen does not discriminate on the basis of race, color, gender identity or expression, sexual preference or orientation, sex (including pregnancy, childbirth, and related medical conditions), marital status, creed, religion, physical or mental disability, genetic information, military or veteran status, age, ancestry, national origin, citizenship status, prohibited criminal record inquiries of applicants and employees, or any other category protected by federal, state, or local laws.
Don't miss out on our referral program! If we hire a candidate that you refer us to then you can be eligible for a $1,000 referral check!
Anywhere
Type:
Permanent
Category:
Security
Industry:
Government
Workplace Type:
Remote
Reference ID:
JN -042026-106569
Date Posted:
04/26/2026
Shortcut:
http://careers.eliassen.com/EYewvM
Description
Recommended Jobs
Description:
Remote
Our client seeks an Operational Technology Security Engineer to secure industrial and OT environments through the design, implementation, and monitoring of controls aligned to DoD and industry standards. The engineer will assess risk, harden architectures, and integrate cybersecurity across the OT system lifecycle. The role will bridge IT and OT practices, support inspections and incident response, and deliver analytics to inform leadership decisions.
Due to federal security clearance requirements, applicant must be a United States Citizen with an active Secret clearance. This is a full-time, permanent opportunity, offering a competitive salary and comprehensive benefits package. Qualified applicants must be willing and able to work on a w2 basis.
Salary: $110,000 - $135,000/ yr. w2
Responsibilities:
Support planning, design, development, testing, integration, and security of OT systems.
Analyze and implement OT cybersecurity requirements and controls.
Conduct vulnerability assessments across OT and IT systems, networks, applications, and databases.
Develop, maintain, and validate cybersecurity documentation and artifacts.
Manage and track POA&M entries, including remediation actions and timelines.
Perform OT-specific risk assessments and recommend mitigation strategies.
Support DoD cybersecurity inspections and ensure environment readiness.
Deploy and tune OT security monitoring solutions including IDS, IPS, and anomaly detection.
Develop and implement OT-specific incident response plans.
Manage software and firmware updates while minimizing operational disruption.
Generate cybersecurity reports, analytics, and trend analysis for leadership.
Bridge IT and OT cybersecurity practices to ensure aligned protections.
Provide technical recommendations to engineers, operators, and leadership.
Support compliance with industry and regulatory cybersecurity standards.
Build automated workflows for vulnerability management and reporting.
Experience Requirements:
Minimum seven years of experience in OT cybersecurity or a related field.
Experience supporting DoD or federal cybersecurity environments (preferred).
Hands-on experience with industrial control systems and OT environments.
Strong knowledge of OT systems including SCADA, ICS, DCS, PLCs, HMIs, RTUs, and field devices.
Experience with OT communication protocols such as Modbus/TCP, DNP3, BACnet, and IEC 61850.
Understanding of secure OT network architectures including segmentation, firewalls, and IDS/IPS.
Knowledge of secure remote access solutions for OT environments.
Experience with vulnerability scanning tools such as ACAS, Nessus, Qualys, Forescout, and EyeInspect.
Familiarity with cybersecurity frameworks including NIST CSF, ISA/IEC 62443, and NERC CIP.
Understanding of DoD cybersecurity requirements including STIGs, IAVMs, and configuration guides.
Experience with patch management and change management processes.
Ability to conduct forensic analysis within OT environments.
Proficiency with Microsoft Excel, Access, Power BI, and Power Platform.
Strong analytical, problem-solving, and research skills.
Excellent written and verbal communication skills.
Ability to work independently and in team environments.
Active DoD Secret Clearance.
Training module or course completion in Forescout.
Education Requirements:
One of the following certifications: 300 - ICS Cybersecurity; AWS Certified Solutions Architect - Associate; GIAC Certified Windows Security Administrator (GCWN); Infoblox Core DDI Configuration and Administration; ISA Certified Control System; Microsoft Certified: Azure Administrator Associate; Microsoft Certified Solutions Associate Windows Server 2016; Microsoft 365 Certified: Messaging Administrator Associate; MS 2016 Active Directory Identity and Networking; Oracle Cloud Infrastructure Foundations 2020 Certified Associate; OCI Cloud Infrastructure Foundations Associate 2025 Exam.
And one of the following certifications: CCNA Security; CompTIA CySA+; GICSP; CompTIA Security+ CE; CND; SSCP.
Recruitment Transparency Notice
Eliassen Group values transparency in our recruitment practices. Please be advised that Eliassen Group utilizes artificial intelligence (AI) tools as part of its initial application screening
and hiring
process. You may receive email and SMS notifications from the Eliassen Virtual Recruiting Team (
noreply@eliassen.com
, 781-808-2924) inviting you to complete a brief voice screening as part of your application process. These tools assist our hiring teams in different ways, including but not limited to, assistance in reviewing application materials to help identify candidates whose qualifications most closely match the requirements of the position. All AI-assisted evaluations and responses are reviewed by human recruiters before any hiring decisions are made. The use of AI in our process is intended to support fairness, efficiency, and consistency, and Eliassen Group takes measures to prevent bias or discrimination in connection with its hiring practices. By proceeding, you acknowledge, agree, and consent to Eliassen Group's use of these tools, including AI tools, as part of the application and hiring process.
Skills, experience, and other compensable factors will be considered when determining pay rate. The pay range provided in this posting reflects a W2 hourly rate; other employment options may be available that may result in pay outside of the provided range.
W2 employees of Eliassen Group who are regularly scheduled to work 30 or more hours per week are eligible for the following benefits: medical (choice of 3 plans), dental, vision, pre-tax accounts, other voluntary benefits including life and disability insurance, 401(k) with match, and sick time if required by law in the worked-in state/locality.
If anyone reaches out to you about an open position connected with Eliassen Group, please ensure that you are working directly with us by confirming the following:
· When you work with Eliassen Group, all email communication will come from an Eliassen.com address, never Gmail, Yahoo, etc.
· Eliassen Group will never ask you for personal information (home address, bank account, or check routing number) until you have worked with someone clearly associated with Eliassen Group.
If you have any indication of fraudulent activity, please contact
fraud@eliassen.com
.
About Eliassen Group:
Eliassen Group is a strategic consulting firm that helps organizations reach further and achieve more through our technology, business advisory, and life sciences solutions. For nearly 40 years, we have combined exceptional people, deep domain expertise, and intelligent capabilities to expand our clients' capacity and accelerate meaningful outcomes. We are driven by a purpose to positively impact the lives of our employees, clients, consultants, and the communities we serve.
Eliassen is committed to building a diverse and inclusive team from a variety of backgrounds, perspectives, and skills. We are an Equal Opportunity and Affirmative Action Employer and all employment decisions are based on merit, performance, and business needs. Eliassen does not discriminate on the basis of race, color, gender identity or expression, sexual preference or orientation, sex (including pregnancy, childbirth, and related medical conditions), marital status, creed, religion, physical or mental disability, genetic information, military or veteran status, age, ancestry, national origin, citizenship status, prohibited criminal record inquiries of applicants and employees, or any other category protected by federal, state, or local laws.
Don't miss out on our referral program! If we hire a candidate that you refer us to then you can be eligible for a $1,000 referral check!