Industrial Control Systems (ICS) Technician
Sign up free to see how well your resume matches this role.
What you'll do
- Develop, maintain, and implement cybersecurity requirements for ICS and OT systems.
- Support compliance with industry standards, including ISA/IEC 62443, NIST Cybersecurity Framework (CSF), NIST SP 800-82, API standards, and company cybersecurity policies.
- Support cybersecurity initiatives for SCADA systems, Distributed Control Systems (DCS), and Programmable Logic Controllers (PLC).
- Maintain and administer the inventory of all External Network Connections (ENCs) between ICS/OT environments, corporate IT networks, third-party vendors, cloud services, and business partners.
- Develop, maintain, and review ENC documentation, including network diagrams, data flow mappings, connection inventories, risk assessments, business justifications, and approval records.
- Support the design and implementation of secure OT network architectures in an L2/L3 environment.
- Assist with network segmentation and secure communication between IT and OT environments.
- Review firewall configurations, access-control policies, and remote access solutions.
- Conduct cybersecurity risk assessments and vulnerability reviews.
- Support internal and external cybersecurity audits.
- Track remediation plans and corrective actions for identified cybersecurity gaps.
- Support cybersecurity incident response and investigation activities.
What they're looking for
- Associate's Degree or higher in Instrumentation, Industrial, Electronics, Engineering Technologies or Cybersecurity, Computer Science or related degree.
- 3–7 years of experience in one or more of the following: Industrial Control Systems, Automation and Controls, OT Networking, or Cybersecurity.
Nice to have
- Experience supporting SCADA, PLC, DCS, or SIS environments.
- Knowledge of industrial network protocols including Modbus, DNP3, OPC UA, Ethernet/IP, and TCP/IP.
- Experience with cybersecurity compliance programs and risk management.
- Familiarity with Cisco networking, industrial firewalls, VPN technologies, and Active Directory environments.
- Understanding of cloud connectivity and third-party vendor access management within OT environments.
- Global Industrial Cyber Security Professional (GICSP)
- ISA/IEC 62443 Cybersecurity Fundamentals Specialist
- CompTIA Security+
Summarised by NextRaise from the employer’s description, which follows in full below.
Full description from employer
About us
For well over a century, ExxonMobil has been at the heart of creating and growing a modern world. We embrace the power and promise of technology, pushing the boundaries of what's possible. For billions around the world, lives are better and last longer because of the innovative problem solving and reliable energy we provide. And when it comes to developing industrial solutions to reduce carbon emissions, ExxonMobil is truly the leader.
We don't stop at "good enough." We are committed to doing what's right, even if it's difficult or unpopular. We hold ourselves to high standards, challenge what's possible and invest in innovation to meet society's critical needs.
Real change begins with bold questions, drive, and ambition. Here, your talent, determination and contributions shape how far you'll go and the impact you'll make along the way.
Our future success depends on exceptional people. We invest in developing talent through meaningful work, challenging assignments, mentorship, and experiences that help build the next generation of leaders.
Our Culture
We are uniquely ExxonMobil. Integrity, care, excellence, resilience and courage, these core values determine how we work every day. At ExxonMobil, our values aren't just words— they're how we show up, focused on delivering the right answer, the right way, every day.
What role you will play on our team
The Industrial Control Systems (ICS) Technician is responsible for supporting the cybersecurity, compliance, and operational reliability of Industrial Control Systems (ICS) and Operational Technology (OT) environments across Oil & Gas facilities. This role works closely with Operations, Automation, Engineering, Information Technology (IT), and ICSR teams to develop, maintain, and enforce cybersecurity requirements that protect critical control systems from cyber threats while ensuring safe and reliable operations.
What you will do
Cybersecurity Requirements Management
- Develop, maintain, and implement cybersecurity requirements for ICS and OT systems.
- Support compliance with industry standards, including ISA/IEC 62443, NIST Cybersecurity Framework (CSF), NIST SP 800-82, API standards, and company cybersecurity policies.
Industrial Control System Security
- Support cybersecurity initiatives for:
- SCADA systems
- Distributed Control Systems (DCS)
- Programmable Logic Controllers (PLC)
External Network Connection (ENC) Management
- Maintain and administer the inventory of all External Network Connections (ENCs) between ICS/OT environments, corporate IT networks, third-party vendors, cloud services, and business partners.
- Develop, maintain, and review ENC documentation, including network diagrams, data flow mappings, connection inventories, risk assessments, business justifications, and approval records.
OT Network Security
- Support the design and implementation of secure OT network architectures in an L2/L3 environment.
- Assist with network segmentation and secure communication between IT and OT environments.
- Review firewall configurations, access-control policies, and remote access solutions.
Risk, Compliance, and Auditing
- Conduct cybersecurity risk assessments and vulnerability reviews.
- Support internal and external cybersecurity audits.
- Track remediation plans and corrective actions for identified cybersecurity gaps.
Incident Response and Recovery
- Support cybersecurity incident response and investigation activities.
- Assist in root cause analysis and cybersecurity event documentation.
About you
Skills and Qualifications
- Associate's Degree or higher in Instrumentation, Industrial, Electronics, Engineering Technologies or Cybersecurity, Computer Science or related degree.
- 3–7 years of experience in one or more of the following:
- Industrial Control Systems
- Automation and Controls
- OT Networking
- Cybersecurity
Preferred Qualifications:
- Experience supporting SCADA, PLC, DCS, or SIS environments.
- Knowledge of industrial network protocols including Modbus, DNP3, OPC UA, Ethernet/IP, and TCP/IP.
- Experience with cybersecurity compliance programs and risk management.
- Familiarity with Cisco networking, industrial firewalls, VPN technologies, and Active Directory environments.
- Understanding of cloud connectivity and third-party vendor access management within OT environments.
Preferred Certifications
- Global Industrial Cyber Security Professional (GICSP)
- ISA/IEC 62443 Cybersecurity Fundamentals Specialist
- CompTIA Security+
- CISSP
- Certified Information Systems Auditor (CISA)
Your benefits
An ExxonMobil career is one designed to last. Our commitment to you runs deep: our employees grow personally and professionally, with benefits built on our core categories of health, security, finance, and life.
We offer you:
- Pension Plan: Enrollment is automatic and at no cost to you. The basic benefit is a monthly annuity to be paid to you in retirement for the rest of your life.
- Savings Plan: You can contribute between 6% and 20% of your pay and are encouraged to enroll right away. If you contribute at least 6% to your savings plan, the Company will contribute a 7% match.
- Workplace Flexibility: We have several programs such as “Flex your Day”, providing ad-hoc flexibility around when and where you work, as well as longer-term programs such as leaves of absence and part-time work.
- Comprehensive medical, dental, and vision plans.
- Culture of Health: Programs and resources to support your wellbeing.
- Employee Health Advisory Program: Provides confidential professional counseling for you and your family, including tools and resources promoting mental health and resiliency at no additional cost to you.
- Disability Plan: Income replacement for when you cannot work due to illness or injury occurring on or off the job. Enrollment is automatic and at no cost to you.
More information on our Company’s benefits can be found at www.exxonmobilfamily.com.
Please note benefits may be changed from time to time without notice, subject to applicable law.
EEO Statement
ExxonMobil is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, age, sexual orientation, gender identity, national origin, citizenship status, protected veteran status, genetic information, or physical or mental disability.
Nothing herein is intended to override the corporate separateness of local entities. Working relationships discussed herein do not necessarily represent a reporting connection, but may reflect a functional guidance, stewardship, or service relationship.
Exxon Mobil Corporation has numerous affiliates, many with names that include ExxonMobil, Exxon, Esso and Mobil. For convenience and simplicity, those terms and terms like corporation, company, our, we and its are sometimes used as abbreviated references to specific affiliates or affiliate groups. Abbreviated references describing global or regional operational organizations and global or regional business lines are also sometimes used for convenience and simplicity. Similarly, ExxonMobil has business relationships with thousands of customers, suppliers, governments, and others. For convenience and simplicity, words like venture, joint venture, partnership, co-venturer, and partner are used to indicate business relationships involving common activities and interests, and those words may not indicate precise legal relationships.
Job ID: 108941
Company
Company facts come from this company's own listings. We only show what the postings themselves carry.