Henry Sierk

Experience

• 

  Pennsylvania Power & Light Co

  Jan 1973 - Jan 1980

  Power Production Engineer

  Control system troubleshooting and support.

• 

  Leeds & Northrup Co

  Jan 1980 - Jan 1981

  Senior Field Service Engineer

  Startup services for new and retrofit of existing power plant controls.

• 

  Dominion

  Aug 1981 - now

  Principal Engineer

  Power Generation Instrumentation & Controls. Responsible to set technical direction for a group of 8 engineers & designers performing control system projects of various types. Act as a resource for knowledge of applicable industry standards. Work to actively maintain an overall corporate strategy to maximize the financial benefits derived from our control systems and to determine when upgrades or replacements are warranted. Address growing need for control system security while retaining our ability to provide remote support to our facilities. These projects support Dominion's large fleet of generation facilities covering the full range of plant designs including Hydro and Pumped Storage, drum and once through boilers, pulverized coal, fluidized bed coal, stoker coal, gas and oil fuels, gas turbine and combined cycle plants. Show less

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  CyberX

  Aug 2019 - Sept 2020

  Contractor

  Senior Technical Architect in Customer Experience Group. OT system architectural reviews, implementation assistance with CyberX Network Intrusion Devices.

• 

  Microsoft

  Sept 2020 - now

  Senior Technical Architect`

  Hank worked in the power industry for most of his 48 years of engineering. He started up plants, designed and commissioned complex digital control systems. Increasingly concerned about the security of these controls, he crafted a strategy for OT cyber security and implemented these controls over the past 8 years. He has a broad knowledge of OT systems and the special requirements they represent when considering security. He has been working for CyberX, now Microsoft, since 2019.