ABB DCS Engineer

Executive Decision LLC•New York, NY

4d•$125 - $150•Hybrid

About The Position

We are seeking a Senior SCADA Engineer with deep ABB DCS experience to support the design, integration, commissioning, and sustainment of mission-critical industrial control systems. This role requires hands-on expertise with ABB System 800xA, strong control systems fundamentals, and experience operating in live, regulated, brownfield environments (e.g., water/wastewater, utilities, power, or heavy industry). The ideal candidate is technically strong, operationally disciplined, and understands that system stability, governance, and collaboration with operations are as important as engineering excellence.

Requirements

7+ years of hands-on industrial control systems experience
5+ years of direct experience with ABB System 800xA
Demonstrated expertise with AC 800M controllers
Demonstrated expertise with S800 / S900 I/O
Demonstrated expertise with ABB control logic (FBD, ST, SFC)
Strong understanding of process control fundamentals
Strong understanding of PID control and tuning
Strong understanding of interlocks, permissives, and safety concepts
Experience working in live, 24x7 operational environments
Ability to troubleshoot complex control and SCADA issues under pressure

Nice To Haves

Experience in water/wastewater, utilities, power generation, or municipal infrastructure
Brownfield modernization and phased cutover experience
OSIsoft / AVEVA PI System integration experience
Familiarity with OT cybersecurity concepts (IEC 62443, role-based access)
Experience coordinating with IT, cybersecurity, and SOC teams
ABB certifications (800xA, AC 800M, or equivalent)
Strong communication skills with operators, engineers, and leadership
Demonstrated respect for plant ownership and operational authority
Ability to work collaboratively in multi-vendor, multi-stakeholder environments
Disciplined approach to change management — no unauthorized changes
Comfortable explaining complex technical topics to non-technical stakeholders

Responsibilities

Design, configure, and maintain ABB System 800xA–based control and SCADA systems
Develop, modify, and troubleshoot control logic on ABB AC 800M controllers
Configure and support S800 / S900 I/O, remote I/O, and fieldbus integrations
Build and maintain operator graphics, alarms, and trends within 800xA
Support system upgrades, expansions, and lifecycle management activities
Integrate ABB DCS with enterprise SCADA, HMI, and historian platforms
Support OPC DA / OPC UA communications
Integrate with OSIsoft / AVEVA PI System (interfaces, data quality, reliability)
Ensure proper separation of control, supervisory, and enterprise data layers
Participate in architecture discussions to ensure scalable, supportable designs
Participate in FAT / SAT, loop checks, and field commissioning
Support live plant cutovers, phased migrations, and parallel operations
Provide post-startup stabilization and on-call operational support as required
Work directly with operators and maintenance staff during commissioning and troubleshooting
Implement and support alarm management practices (ISA-18.2 / EEMUA-191 aligned)
Support alarm rationalization and performance monitoring
Apply high-performance HMI principles and client graphic standards
Assist with development and enforcement of SCADA/HMI standards
Develop and maintain control narratives, loop diagrams and I/O documentation, as-built drawings and configuration records
Follow formal Management of Change (MOC) and configuration control processes
Ensure all system changes are authorized, documented, tested, and approved
Support audits and compliance reviews as required