Senior ICS Controls Engineer — DoD Top Secret/SCI Clearance

Integratedcooling; Washington (District of Columbia); On-site; USD 120,000 - 160,000; Full time

Benefits offered by this job

Medical insurance with generous HSA

401(k) with company match

15 days vacation

5 sick days

11 paid federal holidays

Small-business culture with growth

Job summary

FusionICS, LLC in Washington, DC, seeks a Senior Controls Engineer to join our IT/OT hybrid ICS team onsite. You will lead engineering, troubleshooting, and ongoing support for PLCs, DDC, SCADA, HMIs, and cyber‑secure control systems across multiple facilities, with a focus on Ignition Vision graphics and applications.

The role requires independent problem solving, clear communication with technical and non‑technical stakeholders, and a track record building reliable, scalable control solutions;

Qualifications

• Bachelor’s degree in Electrical, Controls Systems, Mechanical Engineering or a related engineering/technical discipline
• Minimum of five (5) years of professional experience working with industrial control systems, including PLCs, DCS, SCADA, HMIs, or similar systems
• Experience supporting DoD customers is highly desirable
• Security+ or equivalent is highly desirable

Responsibilities

• Provide onsite support of existing industrial control systems, which include PLCs, DDCs, SCADA, HMIs, and associated control-system infrastructure
• Perform daily Operations & Maintenance (O&M) activities required to maintain the availability and reliability of SCADA, PLC and DDC systems
• Work with multiple control-system platforms, including Rockwell/Allen-Bradley, Schneider Electric, Siemens, EcoStruxture and other PLC/DDC platforms
• Troubleshoot complex hardware, software, communications, controls, and system-integration issues across multiple facilities
• Support preventive and corrective maintenance activities and provide advanced technical support for operational control systems
• Support configuration management, version control, backups, disaster recovery, and lifecycle management for control-system applications
• Develop and maintain Ignition Vision applications, including graphics, screens, navigation, alarming, trends, scripting, tags, templates, and user interfaces
• Integrate Ignition with PLCs, DDC systems, databases, equipment, and other enterprise and industrial systems
• Integrate and troubleshoot industrial communications using protocols such as EtherNet/IP, Modbus TCP/RTU, BACnet MSTP/TCP, OPC UA/DA, and other industrial protocols
• Develop and implement HMI graphics following high-performance HMI principles, established design standards, and best practices
• Lead or support the implementation of new control systems, equipment integrations, system upgrades, migrations, and lifecycle-replacement projects
• Evaluate existing control-system architectures and recommend improvements to reliability, maintainability, performance, and scalability
• Develop and maintain system documentation, control narratives, sequence-of-operation documentation, network diagrams, configuration records, and other engineering deliverables
• Perform system testing, commissioning, validation, and acceptance activities
• Coordinate with partners to deliver SME insights on controls and facility operations
• Implement and maintain ICS cybersecurity controls and best practices in coordination with IT and cybersecurity personnel
• Collaborate with IT, cybersecurity, engineering, operations, facilities, vendors, and government stakeholders

Skills

SCADA

PLCs

DCS

HMIs

Industrial networks

Cybersecurity

Troubleshooting

Documentation

Education

Bachelor's degree in Electrical/Controls

DoD experience

Tools

Ignition Vision

Rockwell/Allen-Bradley

Siemens

Job description

FusionICS, LLC in Washington, DC, seeks a Senior Controls Engineer to join our IT/OT hybrid ICS team onsite. You will lead engineering, troubleshooting, and ongoing support for PLCs, DDC, SCADA, HMIs, and cyber‑secure control systems across multiple facilities, with a focus on Ignition Vision graphics and applications.

The role requires independent problem solving, clear communication with technical and non‑technical stakeholders, and a track record building reliable, scalable control solutions;