Senior ICS/SCADA & Industrial Controls Engineer

Leidos is seeking a Senior ICS/SCADA & Industrial Controls Engineer to join our team in Reston, Virginia. This role focuses on understanding commercial and heavy industrial facilities, as well as the interoperability of systems managed through Industrial Control Systems (ICS) and Building Management Systems (BMS).The ideal candidate will bring a creative yet disciplined approach to identifying and solving complex challenges involving interconnected industrial and facility systems. Success in this role requires exceptional attention to detail, strong analytical and engineering skills, and a commitment to producing high-quality technical assessments.As a member of an interdisciplinary team of government and contractor personnel, you will conduct strategic and critical facility analysis with a focus on industrial control systems. Work is performed in a fast-paced, high-energy environment within a government SCIF facility.Key ResponsibilitiesUse tradecraft exploitation tools, intelligence sources, and engineering expertise to characterize selected facilities.Provide engineering guidance and technical judgment throughout the characterization process to produce accurate intelligence assessments.Develop formal products and deliverables in support of customer requirements.Support the development of innovative approaches to solve complex engineering challenges.Brief senior government officials on capability trends, findings, and analytical assessments.Required QualificationsU.S. Citizenship required.Active TS/SCI clearance, or Top Secret clearance with a current SSBI and eligibility to obtain a TS/SCI with polygraph.Bachelor's degree in a STEM field (Electrical Engineering, Mechanical Engineering, or related discipline) with relevant professional certifications and 12+ years of experience, or a Master's degree with 10+ years of relevant experience.Demonstrated subject matter expertise with a deep understanding of technical principles, theories, and concepts and their application across multiple programs.5+ years of experience with industrial control systems and/or complex building management systems.Strong background in control systems engineering and electrical or mechanical engineering disciplines.Experience with complex industrial process controls.Excellent written and verbal communication skills, including the ability to brief and engage with senior government officials.Preferred QualificationsProfessional Engineer (PE) certification.Military or defense-related experience.Experience with:Rockwell PLCs (or comparable platforms), HMI, and SCADA programming.Allen-Bradley, FactoryTalk View, GE Fanuc, Modicon, Schneider Electric, Siemens S7, DeltaV, Wonderware, and Emerson Ovation.Variable Frequency Drives (VFDs).Building Management Systems (BMS), Access Control Systems (ACS), Video Management Systems, industrial HVAC, and central utility plant operations.Industrial processes in water/wastewater treatment, nuclear facilities, data centers, cogeneration plants, and combined cooling, heating, and power (CCHP) environments.Complex cooling system design, including cooling towers, chillers, UPS systems, and power monitoring.Cybersecurity and/or penetration testing experience.IT and networking certifications such as CISSP, SSCP, CEH, or equivalent.Familiarity with packet capture and network analysis tools, including Wireshark, Netmap, NetworkMiner, GrassMarlin, SCEPTRE, HELICS, and intrusion detection systems (IDS).Why Leidos?Join a team that tackles some of the nation's most complex critical infrastructure and national security challenges. You'll work alongside highly skilled professionals in a collaborative environment where technical expertise, innovation, and mission impact drive success.If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.Original Posting:June 1, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.Pay Range:Pay Range $131,300.00 - $237,350.00The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.SummaryLocation: Reston, VAType: Full time