OT Systems Integrator

Posting number: 2026-00031

Department: Seattle City Light

Job classification: Information Technology Professional A, Exempt-BU

Posting type: Open & Promotional

Categories: IT and Computers, Utilities

Summary

Seattle City Light, a department of the City of Seattle, is one of the nation’s largest municipally owned utilities in terms of the number of customers served. Over the years we have worked very hard to keep Seattle's electricity affordable, reliable, and environmentally sound. Today, City Light is a recognized national leader in energy efficiency and environmental stewardship. 

System Reliability, transit electrification, and grid modernization initiatives within City Light require an expanding footprint of Operational Technology (OT) Systems and qualified personnel to support them. This position offers an opportunity to engage with a diverse base of technologies to solve problems and design systems that steer City Light towards its Energy Future.
 
The position of OT System Integrator will engage in day-to-day operations and maintenance of the SCL Energy Management System (EMS) as well as participate in project work to implement strategic computer technologies that will help modernize the SCL power grid operations with enhanced intelligence, automation, and decision making. This position will report to the IT Manager for the Power System Automation (PSA) Unit in the System Operations Center.

Examples of duties

The PSA Energy Delivery Technology Application team provides technical application and infrastructure support for the SCL Energy Management System (EMS) and supporting technology. The EMS is a highly available and secure computer system that allows for remote monitoring and control of SCL power generation, transmission and distributions systems. The candidate will frequently collaborate with members of the greater PSA team, System Operations, Engineers, and Communications Electricians to solve emergent issues and complete project work.

This position will engage with the following technologies and protocols:

• OSII Monarch SCADA/EMS/GMS(AGC)
• ICCP 
• RTU Communication protocols: DNP3, Telegyr 8979, Modbus
• SEL RTAC
• EIDE
• C Programming Language
• Linux (command line)
• OSISoft PI
• PostgresQL and Oracle DB
• Network model, state estimator, contingency analysis
• Energy accounting
• Map board controller, GPS clock
• Future Seattle Electrification Strategy include: Advanced Distribution Management System. DERMS, Distribution Automation

The job responsibilities outlined below are aligned with the traditional system development life cycle procedures and workflow for asset management, information protection, change management, cyber security protection and NERC CIP standards.
 

1. Design, development and configuration 
   • Prepare specifications 
   • System Development Life Cycle (SDLC) 
2. Testing, deployment and documentation 
   • Prepare and execute test procedures 
   • Change management 
3. Operation & Maintenance with users, peers and vendors
   • Monitor, diagnose, resolve and report incidents and user issues 
   • Liaison with other operations technology providers (e.g. power plants, substation, data network communications, regulatory compliance, Seattle IT, industry vendors and consultants) 
   • Participate in 24x7 call-out rotation

Qualifications

Minimum Qualifications

Education: Bachelor’s degree in engineering, computer science, or a related field. Alternatively, candidates with a combination of education and relevant work experience will be considered.

Experience: Three (3) years of progressively responsible experience working in an Energy Management System, Operational Technology, or SCADA environment, preferably in an electric utility.  

Desired Qualifications - You will be successful if you have the following experience, skills, and abilities:

• General understanding of IT applications, infrastructure, and integration supporting SCADA/EMS systems
• Technical experience in Linux and Windows environments
  1. Command line proficiency and general troubleshooting skills
• Excellent troubleshooting abilities
• A proficiency in programming, scripting, workflow, and automation technologies
  1. C, Python, SQL, Powershell, and web technologies.
  2. Experience cr