Senior IT Security Analyst

California Water Service | San Jose, CA

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Posted Date 10/17/2023

Senior IT Security Analyst


California Water Service


California Water Service


Job Description:


The Senior IT Security Analyst plays a pivotal role in securing and protecting the Company's Industrial Control Systems (ICS) and corporate network that are responsible for providing drinking water to approximately two million customers. This position is part of the I.T. Security and Compliance team and will work closely with the Network Architecture and Engineering teams to ensure the proper detective, incident response, and recovery controls are in place to protect the Company's infrastructures. In addition, the position will act as the project manager and/or technical lead on initiatives related to software/hardware implementation, security audit, training, and policy/procedure definition for the OT environment. This position is located in San Jose, California, and will require some travel.




  • Define requirements, implement and maintain National Institute of Standards and Technology (NIST) compliance for Industrial Control Systems


  • Provide system to project-level technical and administrative oversight for the system design, engineering, prototyping, and installation for systems in the SCADA environment


  • Analyze 0 days and new security threats to SCADA and ICS


  • Research emerging ICS technologies and SCADA protocols


  • Capture network traces from exploits for testing IPS and IDS security effectiveness


  • Define logging aggregation, alerting, patching, backup, and restoration capabilities for Industrial Control Systems (ICS) network


  • Performs threat hunting, triaging, and reporting information security events


  • Own the Defense Acquisition Regulation Supplement (DFARS) compliance efforts to support DoD entities


  • Participate in the annual tabletop exercise


  • Implement and manage Carbon Black Protect (CbP) and vulnerability management program in the OT environment


  • Performs information security policy review for third-party/vendor relationships as it relates to the OT environment and monitors the service level agreements per agreed-upon terms


  • Participate in the security incident response team through all remediation and recovery phases


  • Performs other similar duties as assigned




  • Bachelor's degree in Computer Science or equivalent relevant experience


  • Strong understanding of enterprise, network, system, and application-level security principles


  • Working knowledge of NIST, ISO 27002, and/or other security frameworks


  • At least 5 years of work experience with Industrial Control Systems in relation to utility practices for operational technologies and service delivery


  • Excellent troubleshooting skill


  • Solid written and verbal communication skills


  • Ability to project manage and can successfully complete projects from inception to closure


  • Global Industrial Cyber Security Professional (GICSP) or Certified SCADA Security Architect (CSSA) certification is highly desirable


  • Valid California Driver's License


Salary Range: $96,500 - $179,200


Deadline to submit resume is Tuesday, October 31, 2023.


The Equal Opportunity Policy of the Company is based upon the philosophy that all people should be treated fairly and with dignity. California Water Service, Hawaii Water Service, New Mexico Water Service and Washington Water Service do not discriminate against any applicant or employee because of race, color, religion, sex, national origin, or any other protected class. The Company makes all employment decisions in a non-discriminatory manner. EOE, VET, DISABILITIES.


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Job Category
State Government
Career Level
Mid Level

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