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Senior Operational Technology Security Engineer

Infinera
San Jose, United Statesfull_timeVerifiedPosted 17 Jun 2025
💰 $258,700/yr($125,400/yr$258,700/yr)

About the role

CA Pay Range (Annual):

$139,300.00 - $258,700.00

Non-CA Pay Range (Annual):

$125,400.00 - $232,800.00

At Nokia, your base pay is one part of your total compensation package. Your actual base pay will depend on your skills, qualifications, experience, and location. This role may be eligible for equity grants, discretionary bonuses, or commission payments. The amount of these incentives is based on the terms of the Company’s incentive plans, the Company’s financial performance, and/or individual employee job performance.

Nokia also offers paid leave, medical, 

dental, and vision coverage, 401(k),

life, and disability insurance to

eligible employees.

Overview:

As part of the Manufacturing organization, this role will work closely with Manufacturing, IT, Cybersecurity, and other areas of the business to assess, recommend, design, implement, and manage security solutions related to Operational Technologies (OT).

Throughout the risk management cycle, identifies and defines security requirements, designs security architecture, and implements solutions to enhance the OT security program while maintaining a balance between useability and security. Configures and manages tools supporting security operations such as SIEM, EDR, vulnerability management, and security forensics tools.

Supports the Cybersecurity team on incident escalation and as a member of the incident response team.  Recommends and implements changes to security tools and procedures to enhance and automate operation of the OT security program. Remains informed and aware of security threats and events across the OT industry.

Will assist in mentoring and educating peers and business partners on OT security best practices, technologies, and on new and emerging threats. Must be able to demonstrate strong communication skills, both written and verbally.

Occasional after hours and weekend work.

Responsibilities:

  • Design, implement, configure, and manage OT security tools and solutions.
  • Configure and troubleshoot OT security infrastructure devices with an emphasis on balancing the security, life safety, and operational needs.
  • Identify and implement solutions to automate repeatable and reliable OT security and operations tasks.
  • Contribute to, document, and maintain clear communications for OT standards
  • Conduct OT security forensics to aid in the collection, analysis, and reporting of incidents.
  • Participate as a member of the Cybersecurity Incident Response Team providing investigation and analysis of security events.
  • Architect and conduct OT security assessments through vulnerability testing, risk analysis, and reporting in a manner that assures life safety and operational success.
  • Work with the Business Continuity Manager and IT to ensure that continuity of operations is planned for, documented, and tested.
  • Perform process and control walkthroughs and document control narratives.
  • Assist in the ongoing maintenance and process improvements of compliance programs
  • Monitor OT security bulletins, alerts, and threat feeds for relevant threats.
  • Understand, interpret, and comply with all organizational security policies, procedures, and other governance as provided by Infinera management and authorized stakeholders.
  • Assess and recommend improvements to the OT security program.

Qualifications:

  • Bachelor’s degree (B.A./B.S.) or equivalent in computer science or equivalent discipline from an accredited college or university required
  • 10+ years of experience in OT environments required
  • 5-8 years of experience in an OT security role
  • Conversant with cybersecurity frameworks such as IEC ISA 99/62443, NIST SP 800-82, NIST 800-53, NIST CSF, and ISO 27001
  • Certified Automation Professional (CAP), Certified Control Systems Technician (CCTS), Global Industrial Cyber Security Professional (GICSP), ISO 27001 Auditor, or other ICS-related certification preferred
  • Expertise with networking technologies, firewalls, network design, and protocols
  • Expertise with SIEM configuration, automation, and management
  • Experience with deployment and management of EDR solutions
  • Experience with vulnerability and patch management tools

Skills, Abilities and Competencies

  • Expertise in OT / ICS systems (SCADA, DCS, PLC, EMS, etc.)
  • Technical Skills:
  • Expertise with Microsoft and Linux operating systems
  • Strong understanding of network technology and protocols
  • Expertise in OT vulnerability and risk assessment

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Company

Infinera

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