Apply now »

Engineer, Operational Technology Security

Joplin, MO, US, 64818 Massena, NY, US, 13662 Manchester, NH, US, 03101 Aurora, MO, US, 65605 Massena, NY, US, 13662 Metropolis, IL, US, 62960 Concord, NH, US, 03301 Jackson, MO, US, 63755-0268 Londonderry, NH, US, 03053 Downey, CA, US, 90241 Bryson, TX, US, 76427 Joplin, MO, US, 64801 Apple Valley, CA, US, 92308 Joplin, MO, US, 64804 Joplin, MO, US, 64804 Joplin, MO, US, 64801 Minonk, IL, US, 61760 Webb City, MO, US, 64870 Windsor Locks, CT, US, 06096-2335

We better the lives of our customers and communities.


As an Operational Technology (OT) Security Engineer at Liberty, you will be engaging directly with enterprise and regional OT operators and infrastructure resources to support Liberty’s critical infrastructure operations. You will be instrumental in designing and implementing OT technologies with a security-by-design methodology. You will develop solutions to meet emerging business requirements, while optimizing the existing operational technology across the enterprise. You will work with a highly dynamic team supporting critical infrastructure utilities on an international stage.

Extensive Operational Technology (OT) experience is a REQUIREMENT. Candidates must have a demonstrated history in OT security design frameworks, architectures, and standards. Candidates should be well-versed in understanding frameworks such as the Purdue Enterprise Reference Architecture (PERA), IEC 62443, NIST 800-82, NERC CIP, TSA Pipeline, API 1164, and FERC Dam Safety.
If this is you, then we would love to talk to you! Reach out to me directly for additional role information and to learn what it means to be a part of Liberty.


• Ensure Liberty’s OT systems and solutions adhere to industry security standards based on NERC-CIP, ISA99/IEC 62443, NIST Special Publications and compliance requirements.
• Support the design and implementation of Liberty OT solutions in partnership with Liberty OT Infrastructure team and regional OT operators and system owners.
• Support business-led initiatives to provide cybersecurity, compliance and risk mitigation recommendations throughout project lifecycles.
• Integrate cybersecurity requirements within production engineering and operational work processes, tools, standards, and procedures.
• Document and define systems security plans for new and existing systems supporting Liberty OT environments.
• Solid understanding of Industrial Control Systems.
• Demonstrated history supporting SCADA, ICS, & EMS
• Solid understanding of Cybersecurity.
• Effective written and verbal communication skills that demonstrate fluency in the languages used by OT and IT.
• Cybersecurity incident response and root cause analysis.
• Strong problem-solving, data analysis and data correlation skills
• Swift decision making and judgement abilities
• Well-versed in security rules, regulations and standards


Education and Experience

Preferred Qualifications:
• Education: Bachelor's degree in Computer Science, Electrical/Electronic Engineering, Information Technology, or another related field; or an associate degree plus five (5) years of related IT experience
• Minimum of five (5) years of experience with ICS/OT Engineering and IT experience.
• Experience with ICS/OT cybersecurity and intricate knowledge of industry standards: NERC-CIP, ISA99/IEC 62443, NIST CSF.
• Certifications are STRONGLY preferred: Global Industrial Cyber Security Professional (GICSP), GIAC Critical Infrastructure Protection (GCIP), Certified Information Systems Security Professional (CISSP).

Security Requirement: Candidate must be a United States Citizen with the ability to obtain and maintain a U.S Government Security Clearance.

Who we are

We know that the services we provide directly affect and are essential to our customers’ quality of life and wellbeing. From homes to hospitals, elder-care facilities to elementary schools, our customers depend on our ability to continue to provide safe and reliable energy and water services. For more than 30 years, Liberty has demonstrated an unwavering commitment to delivering clean energy and water solutions. Our rapid growth has led both our renewable energy and regulated utility services into different geographies and commodities, but our purpose remains unchanged – Sustaining Energy and Water for Life.

Today, Liberty provides regulated water, electricity, and natural gas utility services to over 807,000 customers in the United States and Canada. And, our growing portfolio of clean, renewable wind, solar, hydro and thermal power generation facilities represents over 2 gigawatts (GW) of installed capacity and more than 1.6 GW of renewable energy projects under construction.

Through embedding sustainability in our day-to-day business decisions and putting our customers first in all that we do, we know that we can do well by doing good. We recognize that we have a role to play in leading the energy transition towards greener solutions for our customers and communities. And, our recent recognition in the 2020 Bloomberg Gender Equality Index and as one of the Top 10 of Corporate Knights Global 100 Most Sustainable Corporations in the World ranking are testaments to our work in sustainability.

About Algonquin Power & Utilities Corp:

Liberty is a subsidiary of Algonquin Power & Utilities Corp. (“Algonquin”). Algonquin is a North American diversified generation, transmission and distribution utility with $11 billion of total assets. Common shares, preferred shares, and installment receipts are traded on the Toronto Stock Exchange under the symbols AQN, AQN.PR.A, AQN.PR.D, and AQN.IR.  APUC's common shares are also listed on the New York Stock Exchange under the symbol AQN. 

Visit our Careers Site at https://jobs.libertyenergyandwater.com/

Follow us on Twitter and join the conversation! @AQN_Utilities & @AQN_Careers


What we offer

  • Collaborative environment with a genuine flexible working policy

  • Share purchase/match plan

  • Pension Plan

  • Free refreshments

  • Top Talent Program

  • Volunteer paid days off

  • Employee Assistance Program

  • Achievement fund

  • Free parking, including free electrical charging

We are focused on building a diverse and inclusive workforce. If you are excited about this role, and are not certain you meet the all the qualification requirements, we encourage you to apply to further investigate the opportunity.

We are an equal opportunity employer and value each person’s unique background, diversity, experiences, perspectives and talents. Full participation of all employees in a safe, healthy and respectful environment is key to individual and company success. We are committed to fully utilizing the abilities of all of our employees and expect each of our employees to honor this commitment in their daily responsibilities.

As part of our commitment, we work to ensure our application process is accessible to all candidates. If you require special assistance or accommodation during the hiring process, please notify the Talent Acquisition Team.


Apply now »