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Ot Cyber Security Jobs (NOW HIRING)

Origin Energy Services Ltd

About the role As an Engineer - OT Cyber Security , you'll help secure the Operational Technology (OT) environments that support Origin's critical energy infrastructure. Working closely with ...

Barilla Group

OT Cyber Security Project Leader

Northbrook, IL · On-site

$112K - $152K/yr

Job Purpose Barilla is looking for an OT Cyber Security Project Leader to join our OT Cyber Security team. The role is based in either Northbrook, IL, Ames, IA, or Avon, NY, with Northbrook being the ...

Barilla Group

$112K - $152K/yr

Barilla is looking for an OT Cyber Security Project Leader to join our OT Cyber Security team. The role is based in either Northbrook, IL, Ames, IA, or Avon, NY, with Northbrook being the preferred ...

ntmw

Cybersecurity Analyst - OT

Wylie, TX

This position is responsible for monitoring, assessing, and improving the OT cybersecurity posture to reduce risk while ensuring safety, reliability, and regulatory compliance. The role involves ...

Prolim Global

OT Cybersecurity Engineer

Plano, TX · On-site

Looking for Senior OT Cybersecurity Implementation Engineer - Secure File Transfer Location: Plano, Texas Description Job Summary / Overview The Senior OT Cybersecurity Implementation Engineer ...

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How much do ot cyber security jobs pay per year?

As of Aug 5, 2026, the average yearly pay for ot cyber security in the United States is $132,962.00, according to ZipRecruiter salary data. Most workers in this role earn between $111,000.00 and $150,000.00 per year, depending on experience, location, and employer.

Is there overtime in cyber security?

Cyber security professionals, including those in roles like OT Cyber Security, often work overtime during security incidents, system updates, or when responding to threats. Overtime can be common in this field, especially for those in critical infrastructure or incident response teams, and may be required to ensure system security and data protection. Work hours can vary based on the organization and specific job responsibilities.

What are the typical daily responsibilities of an OT Cyber Security professional?

A typical day in OT Cyber Security involves monitoring industrial networks for threats, investigating security alerts, and implementing protective measures such as access controls and system patches. You'll regularly collaborate with operational technology (OT) engineers and IT staff to ensure that security protocols align with both safety and operational requirements. Additional duties often include conducting vulnerability assessments, responding to incidents, and providing cybersecurity training for plant personnel. This role is hands-on and dynamic, offering ongoing learning opportunities as you address emerging threats in critical infrastructure environments.

What are the key skills and qualifications needed to thrive in OT Cyber Security?

To excel in OT Cyber Security, you need a deep understanding of industrial control systems (ICS), networking, and risk management, usually supported by a degree in cybersecurity, computer science, or a related field. Familiarity with security tools such as SIEMs, IDS/IPS, and certifications like CISSP, GICSP, or CompTIA Security+ are highly valued. Strong analytical thinking, problem-solving abilities, and effective communication are crucial soft skills for this role. These competencies are vital to safeguarding critical infrastructure, ensuring operational continuity, and facilitating cross-functional teamwork in industrial environments.

What is an OT Cyber Security?

An OT Cyber Security job focuses on protecting industrial control systems (ICS) and operational technology (OT) networks from cyber threats. Professionals in this role assess vulnerabilities, implement security measures, and respond to incidents affecting critical infrastructure such as manufacturing, energy, and transportation systems. They work with both IT and engineering teams to ensure cybersecurity practices do not disrupt industrial processes. Their responsibilities include risk management, compliance with industry regulations, and deploying security technologies tailored to OT environments.

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What cities are hiring for Ot Cyber Security jobs? Cities with the most Ot Cyber Security job openings:
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Ot Cyber Security jobs near you
Infographic showing various Ot Cyber Security job openings in the United States as of July 2026, with employment types broken down into 94% Full Time, 3% Part Time, and 3% Contract. Highlights an 89% Physical, 4% Hybrid, and 7% Remote job distribution, with an average salary of $132,962 per year, or $63.9 per hour.

OT Cybersecurity Engineer

Applied Control Engineering

Baltimore, MD • On-site

Full-time

Re-posted 11 days ago

Job description

Salary:

OT Cybersecurity Engineer - Baltimore, Maryland

Are you looking for a career where you will have an immediate impact and drive projects to a successful completion? Are you motivated to help local manufacturing industries increase their competitive advantage and achieve their OT cybersecurity goals? Are you looking to join an organization of engineers that is owned and managed by fellow engineers?


Applied Control Engineering, Inc. (ACE) is seeking an OT Cybersecurity Engineer to serve as a trusted technical advisor to our customers. In this role, you will contribute to the design, deployment, and hardening of OT networks and systems, driving projects from kickoff to close-out and supporting junior engineers. This is a hands-on engineering role focused on building and securing servers and networks for industrial control systems including documenting system hardening and deploying security tools. This is a high-impact, customer-facing role for someone who thrives at the intersection of cybersecurity and industrial operations.


Applied Control Engineering, Inc. (ACE) provides automation solutions to a diverse set of industries, including chemicals, pharmaceuticals, industrial gases, discrete manufactured products, and more. ACE serves our customers out of nine offices in seven states (Colorado, Connecticut, Delaware, Massachusetts, Maryland, Pennsylvania, and Texas). ACEs vision is for continued growth to meet the automation challenges of Americas manufacturing industries.


Our OT cybersecurity practice helps manufacturers protect the computerized devices that make modern industry possiblewhether you call them Operational Technology (OT), Industrial Control Systems (ICS), or IoT. We partner with customers from initial risk assessment through implementation, monitoring, and ongoing security operations.


Engineers at ACE have become industry leading technical experts, project managers, sales engineers, and engineering managers. ACE is seeking level, passionate engineers to join our team. Would you like to join our team?


JOB OVERVIEW

As a Controls Engineer at ACE, you will join a project team delivering automation projects to customers. Your primary job functions will include:

  • Architect, deploy, and document OT network infrastructure (switches, routers, firewalls, VLANs, DMZs) and Windows server environments that support industrial control systems.
  • Implement cybersecurity controlsintrusion detection/prevention, endpoint hardening, network segmentation, and secure remote accessaligned with IEC 62443 and NIST CSF frameworks.
  • Build and maintain Windows environments, including Active Directory, Group Policy, and WSUS patch management.
  • Conduct OT network and asset assessments: inventory devices, map data flows, identify vulnerabilities, and deliver prioritized remediation roadmaps.
  • Translate complex risk findings into clear, compelling narratives for both plant-floor operators and executive stakeholders.
  • Recommend and right-size security solutions that balance operational uptime requirements with cybersecurity best practices.
  • Work on cross-office and cross-discipline project teams where you may be the only cybersecurity engineer.
    Build the skills to mentor junior engineers on OT security principles, network design, and professional development.
  • Collaborate with project managers to track project statuses and ensure customer satisfaction.


The successful applicant will have opportunities for advancement into ACEs senior leadership organization. ACE offers professional development opportunities within all departments of our organization. Engineers at ACE have opportunities for advancement that include technical leadership, project management, sales, and engineering management. ACE is currently managed and owned by engineers who have all worked as process control system engineers at ACE.


PREFERRED EDUCATION

Bachelors (or higher) degree in Chemical Engineering, Electrical Engineering, Mechanical Engineering, Robotics Engineering, Bioengineering, Industrial Engineering, Computer Engineering or Computer Science.


REQUIRED SKILLS & EXPERIENCE

  • Three+ (3+) hands-on experience in industrial networking, system administration in an industrial environment, or a closely related discipline.
  • Demonstrated expertise with Windows Server, Active Directory, Group Policy, and patching workflows.
    Virtualization experience (VMware, Hyper-V).
  • Strong working knowledge of managed switches, routers, and firewalls (Cisco, Fortinet, Palo Alto, or equivalent)comfortable with both CLI and GUI configuration.
  • Experience designing and implementing network segmentation, firewall rule sets, and secure architectures in industrial settings.
  • Familiarity with OT security frameworks and standards (IEC 62443, NIST SP 800-82, or similar).
  • Familiarity with process control or other manufacturing processes.
  • Proven experience in delivering projects to success conclusion.
  • Ability to handle a project through its entire lifecycle.
  • Strong written and oral communication skills that allow you to communicate complicated concepts both internally and externally.
  • Thorough knowledge of business application software (MS Office package).
  • Displays a positive and professional demeanor.
  • Demonstrates a flexible and cooperative working style.
  • Willing to work off-hours when required.
  • Must possess a valid drivers license.
  • Willing to submit to drug testing and/or background checks as mandated for a) employment, and b) customer contract requirements.

PREFERRED QUALIFICATIONS:

  • Industry certifications: GICSP, ISA/IEC 62443 Cybersecurity Certificate, CISSP, CCNA/CCNP, or equivalent.
  • Direct experience with industrial control systems (DCS, PLC/HMI, SCADA) in manufacturing, utilities, or energy.
  • Hands-on exposure to OT-specific security tools such as Claroty, Nozomi Networks, Dragos, or Tenable.ot.


Applied Control Engineering, Inc. (ACE) provides employees with a comprehensive and attractive benefits package and salary ranges commensurate with experience.

For more information about Applied Control Engineering, Inc. (ACE), please visit our website at www.ace-net.com.

ACE is committed to a drug-free workplace. All employment is contingent upon successful completion of drug and background screening.

ACE is an equal opportunity employer. ACE will consider all qualified applicants for employment without discrimination on grounds of disability, sex or sexual orientation, race or national or ethnic origin, age, religion, protected veteran status or any other characteristic protected by law. If you need a reasonable accommodation to meet any of the above qualifications, please contact Human Resources.