ON.energy

Senior Cybersecurity Engineer - OT/SCADA

ON.energy · Houston, Texas, United States

Posted 22 days ago

or apply directly on ON.energy's site. We never take the application ourselves.

Is this posting real?

This role has been open
22 days
ON.energy's roles stay open a median of 45 days
Reposted
No
Salary listed
No
0% of ON.energy's roles list one
Ghost-job risk at ON.energy
high
38 stale, 3 reposted of 64 open
Hiring momentum
96 roles opened in the last 90 days
↑ up vs. the prior 90 days
Last confirmed on the employer's board
2026-09-17

Measured from postings appearing on and disappearing from ON.energy's own greenhouse board since 2026-08-03. Full hiring picture for ON.energy.

About this role

The Senior OT/SCADA Cybersecurity Engineer will focus on securing industrial control systems within the energy sector, specifically for SCADA, site controllers, and other critical systems. This hands-on role involves operating OT security tools, defining security standards, and ensuring compliance with industry regulations. The engineer will also be responsible for incident response, monitoring, and the overall cybersecurity strategy for the company's grid-connected energy portfolio.

Our read on this posting3.2out of 5
benefits
3/5
freshness
4/5
career value
4/5
role clarity
5/5
pay transparency
0/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of ON.energy as an employer.

What you need

  • 5–8 years in technical cybersecurity or control systems engineering, primarily in OT/ICS environments
  • Proven experience securing SCADA and ICS in energy, utility, or heavy industrial settings
  • Working knowledge of IEC 62443, the Purdue Model, and NIST SP 800-82r3
  • Industrial networking skills, including the ability to read plant network drawings and analyze packet flows
  • Experience with centralized identity and directory services (Entra ID, AD/LDAPS, SSO)
  • Practical Linux and Windows administration skills

Nice to have

  • Experience with battery energy storage, solar, wind, or DER
  • NERC CIP program experience
  • Familiarity with MITRE ATT&CK for ICS and known ICS threat activity
  • Experience writing cybersecurity requirements into contracts and auditing compliance
  • Certifications such as GICSP, GRID, GCIP, ISA/IEC 62443 Cybersecurity Fundamentals Specialist or higher

What you get

  • Competitive salary + annual performance-based bonus eligibility
  • Medical, dental, and vision insurance
  • 401(k) with company match
  • Paid time off and company holidays
  • Professional development and growth opportunities
  • Opportunity to grow with a mission-driven team shaping the future of clean energy

Worth weighing

  • The role requires a strong field background in addition to centralized responsibilities, which may be challenging for candidates without hands-on experience in live plants.
  • The job involves significant responsibility for compliance and security standards, which may require navigating complex regulatory environments.
  • No specific salary range is provided in the posting.

Summarised from ON.energy's posting. Read the full original.

Listed by ON.energy on their greenhouse job board, last confirmed open on 2026-09-17. PitchMeAI is not the employer.

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