Leidos has an opening for a ICSSCADA & Critical Infrastructure Engineer in Reston, Virginia. The primary focus of this group is understanding commercial and heavy industrial facilities, as well as the interoperability of systems managed by industrial control systems (ICS) and building management systems (BMS).
Candidates must bring a creative yet practical approach to identifying and solving challenges involving these interconnected systems in customer environments. Successful candidates will demonstrate exceptional attention to detail, strong analytical skills, and a commitment to producing thorough, high-quality work.
The selected candidate will work as part of an interdisciplinary team of government and contractor personnel conducting strategic and critical facility analysis with a focus on industrial control systems. Work will be performed in a fast-paced, high-energy environment within a government SCIF.
Use 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 in accordance with customer requirements.
Support the development of innovative approaches to solve complex engineering challenges.
Brief senior officials on capability trends, findings, and analysis.
Required Qualifications
Required Clearance: Must possess an active and in-scope TS/SCI Polygraph clearance. This requires US Citizenship.
Demonstrated ability to apply principles, theories, and concepts within a technical discipline, with a broad understanding of related specialty areas.
Bachelor's degree in STEM field (e.g., electrical engineering, mechanical engineering, or related discipline) and 4+ years of relevant experience, or a Master's degree and 2+ years of relevant experience.
2+ years experience with industrial control systems and/or complex building management systems.
Working knowledge of mechanical, electrical, and life safety systems.
Strong background in control systems engineering and either electrical or mechanical engineering.
Experience with complex industrial process control systems.
Excellent written and verbal communication skills, including the ability to brief and interact effectively with senior officials.
Preferred Qualifications
Professional Engineer (PE) license or 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 systems.
Variable Frequency Drives (VFDs).
Building Management Systems (BMS), Access Control Systems (ACS), video management systems, industrial HVAC systems, and central utility plants.
Industrial processes within water/wastewater, nuclear, data center, cogeneration, and combined cooling, heating, and power (CCHP) environments.
Complex cooling systems, including cooling towers, chillers, UPS systems, and power monitoring solutions.
Cybersecurity and/or penetration testing experience.
IT and networking certifications (e.g., CISSP, SSCP, CEH).
Familiarity with packet capture and network analysis tools such as Wireshark, Nmap, NetworkMiner, GrassMarlin, SCEPTRE, HELICS, and intrusion detection systems (IDS).
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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.
August 12, 2026
For 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 $87,100.00 - $157,450.00
The 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.
Leidos is a Fortune 500® innovation company rapidly addressing the world’s most vexing challenges in national security and health. The company's global workforce of 48,000 collaborates to create smarter technology solutions for customers in heavily regulated industries. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately $15.4 billion for the fiscal year ended December 29, 2023.
Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®.
Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos.
Your most important work is ahead, visit careers.leidos.com for our latest opportunities.
