Control Systems Engineer (Japan - Onsite Position)

RMC is seeking a Control Systems Engineer for a full-time in-office position in Camp Fuji, Japan. A competitive sign-on bonus is available for qualified candidates, subject to eligibility requirements and company policy. This position is not remote and requires on-site attendance.

About the Role

The OT Control Systems Engineer is responsible for supporting, inspecting, and ensuring the secure and reliable operation of Facility-Related Control Systems (FRCS) and other Operational Technology (OT) infrastructure. This role focuses on both technical oversight and cybersecurity assurance, collaborating closely with system owners, integrators, and RMF cybersecurity personnel. Key responsibilities include overseeing the configuration, performance, and security posture of FRCS components such as PLCs, HMIs, industrial servers, and control networks.

Responsibilities

• Design, program, and troubleshoot SCADA systems and PLCs for potable water, wastewater, and stormwater treatment systems.
• Participate in multidisciplinary teams throughout the military construction (MILCON) process—from basis of design and submittal review to startup and commissioning.
• Apply Unified Facilities Criteria (UFC), environmental regulations (e.g., Clean Water Act, NPDES), and DoD-specific guidance to control system design and performance.
• Assist in configuration control boards as a reviewer, develop OT-centric backout plans, schedule downtime, and perform system maintenance for functionality upgrades and cybersecurity hardening.
• Coordinate with cybersecurity, compliance, and facility maintenance teams to maximize availability and integrity of platforms and support integration of new equipment into control networks.
• Develop, submit, and maintain artifacts in concert with cybersecurity/RMF teammates for control systems and SCADA environments, including hardware and software inventories.
• Conduct field verification, as-built reviews, and acceptance testing of SCADA and telemetry systems.
• Interface with DoD engineering, environmental, and cybersecurity personnel to ensure operational and regulatory compliance.
• Support legacy system upgrades, energy efficiency improvements, and cyber-resilient SCADA designs.
• Install, configure, and program control system hardware and software.
• Perform preventive maintenance and continuous monitoring functions.
• Respond to and correct system alarms and emergencies.
• Analyze system data to identify deficiencies and vulnerabilities, providing remediation recommendations.
• Work with cyber, network, and sysadmin teams to facilitate system compliance and function according to DoD guidance.
• Participate in conferences, work groups, meetings, and other required events.
• Travel to supported installations and required locations to provide FRCS expertise.

Skills

• Excellent writing skills and strong communication abilities.
• Proficiency with tools and applications such as Word, PowerPoint, Excel, and SharePoint.
• Ability to work confidently in a fast-paced environment and independently support multiple projects.
• In-depth knowledge of control systems, ladder logic, and configuration backup/restore operations.
• Strong teamwork and initiative to ensure tasks are completed within required timelines.
• Ability to interact and communicate effectively with technical and non-technical stakeholders at all levels.
• Strong problem-solving skills.
• Maintenance and verification of software and hardware inventories for PLC and OT equipment.

Requirements

• Bachelor’s Degree in an Engineering-related field or at least 2 years of experience in operational technology engineering or cyber.
• Minimum of 3 years of experience in SCADA systems and PLC programming, preferably in municipal or DoD environments.
• Working knowledge of leading platforms (e.g., Rockwell, Schneider, GE, or VTScada).
• Familiarity with water/wastewater operations, hydraulic systems, chemical dosing, and remote monitoring technologies.
• Experience with MILCON or federal design-build projects and related contracting requirements.
• Understanding of environmental permitting, reporting, and regulatory requirements.

Qualifications

• Required Certificates & Licenses: NICET, ISA/IEC 62443, or equivalent systems engineering certifications.
• Desired Certificates & Licenses: SCADA PLC and software certification for water, wastewater, or electrical systems (preferred vendors include Keyence, Fuji Electric, and Hitachi). DDC HVAC Certifications for Johnson Controls and Automated Logic. OSHA 30, HAZWOPER, or water operator licenses are a plus.
• Familiarity with the Japanese language is a bonus.
• Security Clearance: Must be eligible to obtain a DoD Secret Clearance. Applicants will be subject to a government security investigation.
• Valid Passport: Must possess a current passport with a minimum of 8 months remaining until expiration.
• In-Office Requirement: Regular, on-site attendance at the designated work location in Camp Fuji, Japan.
• Travel Flexibility: Willingness and capability to travel CONUS and OCONUS approximately 20% of the time.
• Telecommunication is potentially authorized for this role in a very limited scope.
• Commitment to maintaining a drug-free work environment, U.S. Citizenship, and possession of a valid state driver’s license.

Benefits

• Participation in the Annual Bonus Program.
• Life insurance policy equivalent to 1x your annual salary.
• Company-paid short and long-term disability.
• Cell phone reimbursement of $65 per month.
• 401(k) Plan with contributions.
• 401(k) Safe Harbor Employer Contribution Program, including a 3% contribution.