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Ot Security Jobs (NOW HIRING)

The Hershey Company

Sr Engineer OT Security

Hershey, PA · On-site

$108K - $149K/yr

Major Duties/Responsibilities: -- Support Deployement of OT Security Tools (Firewalls, Asset Inventory, Scanning) -- Provide support for Digital Initiatives (Switches, DNS, Secure Remote Access ...

Hersheys

Sr Engineer OT Security

Hershey, PA

$108K - $149K/yr

Major Duties/Responsibilities: -- Support Deployement of OT Security Tools (Firewalls, Asset Inventory, Scanning) -- Provide support for Digital Initiatives (Switches, DNS, Secure Remote Access ...

ITrade STEM

Security Manager

Fort Lauderdale, FL · Remote

JOB OVERVIEW We're seeking a dynamic Security Manager to lead our integrated IT and OT security initiatives. This fully remote position, based in Fort Lauderdale, FL, offers work-life balance while ...

National Fuel Gas Company

OT Security Engineer

Buffalo, NY · On-site

$62K - $90K/yr

National Fuel is currently seeking an OT Security Engineer for an outstanding career opportunity in the Gas Supply department located at our distribution center in West Seneca, NY. National Fuel is ...

ITrade STEM

Security Manager

Fort Lauderdale, FL · Remote

JOB OVERVIEW We're seeking a dynamic Security Manager to lead our integrated IT and OT security initiatives. This fully remote position, based in Fort Lauderdale, FL, offers work-life balance while ...

ITrade STEM

Security Manager

Fort Lauderdale, FL · On-site

JOB OVERVIEW We're seeking a dynamic Security Manager to lead our integrated IT and OT security initiatives. This fully remote position, based in Fort Lauderdale, FL, offers work-life balance while ...

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Ot Security information

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$28K

$67.7K

$162K

How much do ot security jobs pay per year?

As of Jun 12, 2026, the average yearly pay for ot security in the United States is $67,675.00, according to ZipRecruiter salary data. Most workers in this role earn between $43,000.00 and $81,500.00 per year, depending on experience, location, and employer.

How to get into OT security?

To pursue a career in OT security, develop knowledge of industrial control systems, cybersecurity principles, and network protocols. Obtain relevant certifications such as CISSP, GICSP, or ISA/IEC 62443, and gain experience working with SCADA systems, network security, or industrial environments.

What are the key skills and qualifications needed to thrive in the Ot Security position, and why are they important?

To thrive in OT (Operational Technology) Security, you need a strong understanding of industrial control systems (ICS), network security, and cybersecurity fundamentals, often supported by a degree in information security, computer science, or engineering. Familiarity with security assessment tools (such as Nessus and Wireshark), ICS/SCADA systems, and relevant certifications like CISSP, GICSP, or CompTIA Security+ is typically preferred. Strong analytical thinking, attention to detail, and the ability to communicate complex risks clearly are valuable soft skills for this role. These capabilities are essential to protecting critical infrastructure from cyber threats and ensuring the safety and reliability of industrial operations.

What are typical daily responsibilities for someone working in OT Security?

Professionals in OT Security are responsible for monitoring industrial networks, identifying and mitigating vulnerabilities, and ensuring compliance with security standards specific to critical infrastructure. Daily tasks may include performing risk assessments, deploying and maintaining security tools, investigating security incidents, and collaborating closely with engineering teams to implement best practices. You’ll often participate in incident response drills and keep detailed documentation on systems and security events. This role requires both proactive problem-solving and the ability to work under pressure during real-time cyber incidents.

What is an OT Security job?

An OT (Operational Technology) Security job focuses on protecting industrial control systems (ICS) and critical infrastructure from cyber threats. Professionals in this role assess vulnerabilities, implement security measures, and respond to incidents affecting manufacturing, energy, transportation, and other critical sectors. They work with both IT and OT teams to ensure the safety and reliability of industrial operations. Key responsibilities include risk assessments, network segmentation, threat monitoring, and compliance with industry standards like NIST and IEC 62443.

What is OT in security?

OT in security refers to Operational Technology, which includes hardware and software systems used to monitor and control industrial processes, infrastructure, and facilities. Security professionals working with OT focus on protecting these systems from cyber threats, often requiring specialized knowledge of industrial protocols and safety standards.

What are OT security jobs?

OT security jobs involve protecting operational technology systems used in industries like manufacturing, energy, and utilities from cyber threats. These roles typically require knowledge of industrial control systems, cybersecurity principles, and may involve tasks such as vulnerability assessment, network monitoring, and implementing security protocols. Certifications like CISSP or ISA/IEC 62443 are often valued in this field.

Is 40 too old for cyber security?

Ot Security professionals can be successful at any age, as cybersecurity values skills, experience, and continuous learning. Many individuals transition into cybersecurity later in life, often bringing valuable expertise and certifications like CompTIA Security+ or CISSP. Age is generally not a barrier if you stay current with industry tools and trends.
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Ot Security jobs near you
OT/ICS Security Lead

OT/ICS Security Lead

Alltech Consulting Services, Inc.

Boston, MA • On-site

$70/hr

Other

This job post has expired today. Applications are no longer accepted.

Job description

Role: OT/ICS Security Lead

Location: Boston, MA (Hybrid)

Rate: $70/hr

Job Summary

We are seeking an experienced OT/ICS Security Lead to drive cybersecurity initiatives across multiple industrial and operational sites. This role will focus on assessing, securing, and improving Operational Technology (OT) and Industrial Control System (ICS) environments while ensuring operational continuity and safety.

The ideal candidate will possess deep expertise in OT security assessments, industrial network segmentation, Purdue Model architecture, IEC 62443, NIST SP 800-82, and OT monitoring technologies such as Claroty, Nozomi, Dragos, or Armis.

Key Responsibilities

OT/ICS Security Assessments
Conduct OT security assessments across manufacturing, healthcare, pharmaceutical, or industrial facilities.
Perform asset discovery for PLCs, SCADA, HMI, DCS, and industrial network devices.
Review OT network architectures and identify vulnerabilities, attack surfaces, and legacy system risks.
Perform gap assessments against IEC 62443 and NIST SP 800-82.
Deliver OT baseline assessments, findings reports, and remediation recommendations.

OT Network Architecture & Segmentation
Design Purdue Model-based OT architectures utilizing zones and conduits.
Define IT/OT DMZ architectures and secure communication pathways.
Recommend firewall placement, segmentation strategies, and network isolation controls.
Ensure security improvements do not impact production, uptime, or safety.

Industrial Cyber Risk Management
Assess cyber risks impacting PLCs, SCADA systems, DCS environments, industrial protocols, and remote vendor access.
Maintain OT risk registers and remediation tracking.
Develop risk prioritization matrices and mitigation strategies.

Security Controls & Hardening
Recommend OT-specific security controls including:

  • Network segmentation

  • Access controls and RBAC

  • Vendor access management

  • Monitoring and logging
    Develop compensating controls for legacy OT systems that cannot support endpoint security solutions.

OT Monitoring & Threat Detection
Deploy, configure, and tune OT security monitoring platforms such as Claroty, Nozomi, Dragos, or Armis.
Perform protocol-level inspection and industrial network traffic analysis.
Detect unauthorized access, lateral movement, and anomalous activity.
Integrate OT visibility platforms with enterprise security monitoring solutions.

Remediation & Technical Debt Reduction
Develop remediation roadmaps and track mitigation activities.
Support modernization initiatives and migration toward secure OT architectures.
Reduce cybersecurity technical debt across industrial environments.

Site Engagement & Stakeholder Coordination
Partner with plant managers, OT engineers, automation teams, maintenance teams, and IT security organizations.
Conduct workshops, site walkthroughs, and stakeholder meetings.
Align security controls with operational requirements and maintenance schedules.

Compliance & Standards
Ensure alignment with:

  • IEC 62443

  • NIST SP 800-82

  • NIST Cybersecurity Framework (CSF)
    Support audit readiness and compliance assessments.

Required Skills

7+ years of OT/ICS cybersecurity experience
Strong experience with PLC, SCADA, DCS, HMI, and industrial control environments
Expertise in Purdue Model architecture and zone-conduit segmentation
Experience with OT security tools such as Claroty, Nozomi, Dragos, or Armis
Knowledge of industrial protocols and OT attack vectors
Hands-on OT risk assessment and remediation experience
Strong understanding of IEC 62443 and NIST SP 800-82
Experience working in manufacturing, pharmaceutical, healthcare, utilities, or industrial environments

Preferred Certifications

GICSP
ISA/IEC 62443 Certification
CISSP
CISM
GIAC Certifications

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