OT Security Engineer

$68,393 - $107,983 yearly
  • City of Naperville
  • Naperville, IL 60540, USA
  • Apr 28, 2022
Full time Information Technology

Job Description

The City of Naperville seeks a security engineer professional to install, monitor, and maintain networking infrastructure within the Electric Utility’s OT (Operational Technology) networks, ensuring the security of networks, operational systems, and information systems.  This professional will implement and maintain OT network monitoring programs, vulnerability scanning programs, OT IDS programs, and associated remediation programs tailored to the Operational Technology environment at the City’s publicly-owned Electric Utility.

The Electric Utility

As a public utility owned by the customers it serves, Naperville’s electric utility has proudly served the community for 120 years.  Bringing power to 60,000 customers each month, the utility provides reliable, quality, responsive and cost-efficient services in support of the health, welfare & growth of the City.  This is achieved principally by effective operation, maintenance and replacement activities; a well-planned and executed capital improvement program; an active employee safety and training program; and continuous public information.  Locally controlled and managed, the Naperville Electric Utility provides rates that are among the lowest in the state.  Other benefits of local management include greater reliability, efficiency, and responsiveness to customer concerns.

Naperville is the 4th largest city in Illinois.  Its electric utility maintains 16 substations, 60 miles of transmission and 1000 miles of distribution lines (of which 94% are underground), and has a 350 MW peak demand / 1,400,000 MWh annually.  A decade ago, Naperville modernized its electric grid via the installation of 60,000 smart-meters and a wireless & fiber-optic backbone.  This City-wide Smart Grid allows the utility to better analyze electricity consumption, and to offer an on-line energy portal to its electric customers


The talented person selected for this newly created role will successfully maintain and troubleshoot the OT security infrastructure and the integrity of the Electric Utility’s OT systems security including SCADA and the Substation’s communication networks. 
Reporting to a Senior Network Security Engineer, other duties will include:
•  Monitoring security advisory guidance to ensure all necessary network security updates, patches and preventive measures are in place. You will use tools to test the efficacy of in-place services, OT devices, and network devices in order to validate that patches and other security measures are working as designed.
•  Making recommendations and implementing new OT security technologies, policies, and programs.
•  Implementing & maintaining SCADA/OT network monitoring, vulnerability scanning, and IDS programs. You will review audit logs for security threats.
•  Building OT-tailored remediation programs to identify, isolate, and remediate risks. 
•  Implementing & maintaining sustainable encryption & remote access strategies for engineering access, communications, data transfer.  
As the OT Security Engineer, you will also review Electric Substation engineering material, designs, and configurations to ensure secure communications inside substations; collaborate with Network Security Engineers and the City IT security team on related projects; collaborate with Operations Teams to leverage technology to improve substation perimeter security; maintain NERC/CIP/NIST cybersecurity compliance and documentation for the OT network; prepare written materials to convey information; train other technical support staff on security policy, procedures & best practices; monitor trends in the computer industry to ensure the security of Department of Public Utilities – Electric (DPU-E) OT environment; and attend meetings, workshops & seminars to gather and convey information


At a minimum, applicants must possess:
• a Bachelor’s degree in Computer Science or a related field
• Demonstrable experience in the Cybersecurity, Network Security, or Information Security Analyst fields.  Or professional experience in cyber security as applied to ICS, SCADA, Protection and Control (P&C), and/or Distributed Control Systems DCS (e.g., intrusion detection systems and design, OT incident response, vulnerability management, etc.).
• Valid State of Illinois Driver’s License.

Preferred credentials include valid Palo Alto Certified Network Security Engineer (PCNSE) certification, and/or valid Cisco Certified Network Associate – Security (CCNA – Sec), CISSP, CISM or Palo Alto (PCNSA) Security certification.

Top candidates will be able to demonstrate strong communication skills and problem-solving skills.  They will possess proven abilities to establish & maintain effective working relationships; to communicate clearly and concisely (verbally and in writing) with technical and non-technical audiences; to maintain focus in a fast-paced, multitasking environment and manage time effectively; and a desire to learn new position-related skills in a diverse, frequently changing environment

Additional Information

A dynamic community of 148,000 residents, the City of Naperville is conveniently located 28 miles west of Chicago, and occupies 39 square miles.  It has gained national recognition for its family-friendly environment, excellent schools and library system, low crime rate and vibrant downtown area.  Money Magazine frequently includes Naperville among its “Best Cities in the United States” in which to live.  
It’s also an excellent place to work!  The municipal government employs 900 dedicated individuals in a wide range of job categories.  In return for your “great service all the time,” we’ll provide you with a collaborative working environment, a forward-looking leadership team, a competitive benefits package (including BCBS insurance plans, IMRF pension benefits, paid New Parent Leave, PTO, paid sick time & paid holidays), plus access to the employee fitness center.

It is important that your application is complete and thorough. Please include all requested education, experience, attachments and other information. Resumes and other supporting documents may be provided at the time of application; however, resumes will not be accepted in lieu of an application. Incomplete applications are subject to rejection. Notifications to applicants will be sent electronically to the email address you provide.


CLICK HERE (Download PDF reader) (Download PDF reader) for the City of Naperville’s EEOP Utilization Report

The City of Naperville complies with the Americans with Disabilities Act (ADA). Individuals needing accommodations in the recruitment process should notify Human Resources in advance at (630) 305-7066