Water/Wastewater SCADA & Controls Engineer

Terrestris Global Solutions•Jacksonville, NC

2d•Onsite

About The Position

This position is for a Water/Wastewater SCADA & Controls Engineer on the Facilities Related Control Systems (FRCS) Support Services contract. The project involves providing knowledge, training, and support to the U.S. Marine Corps Public Works Department in areas such as FRCS, Cybersecurity, Assessment and Authorization (A&A), Authority To Operate/Authority to Connect (ATO/ATC) package upkeep, USMC Cloud and Cloud-Based A&A support, and data center support for the FRCS virtual environment. Terrestris leverages technology to improve mission outcomes through enhanced human performance, fostering strong client and team relationships through transparency and aiming to create an environment where excellence can shine. The company is rooted in USMC values of honor, courage, and commitment, striving to deliver extraordinary value by helping the Government become more efficient and effective.

Requirements

A current Secret clearance is required.
Authorization to permanently work in the United States without sponsorship.
Oral and written English fluency.
State’s Driver’s License.
Expert in VFD programming with Allen-Bradley PowerFlex devices with industrial networking Ethernet/IP protocol.
Expert in troubleshooting hardware / software issues across the family of Allen-Bradley and Rockwell Automation.
Extensive experience with Rockwell Automation and expert in Rockwell Software PlantPax, FactoryTalk View SE & Me, Thinmanger.
Experience in performing software security updates, system patches, software patches, and firmware updates (such as Allen-Bradley, Modicon, Siemens, or GE).
Experience in calibrating flow meters, pressure transmitters, level sensors, and dissolved oxygen (DO) probes.
Solid foundation in basic electrical theory to safely work with control loops (4-20mA), low-voltage DC power supplies, and AC motor controls.
Ability to interpret electrical schematics, P&IDs (Process and Instrumentation Diagrams), and blueprint specifications.
Scripting skills (commonly Python, SQL, or VBA) to customize databases, design advanced alarm pipelines, or automate reporting.
Solid understanding of relational databases (MS SQL, MySQL) and historical databases (Historians) to capture and manage high-speed process data.
Working knowledge of automation-specific communication protocols like Modbus, DNP3, and Ethernet/IP.
Expert at programming GE radios and Redline radios, troubleshooting and configuring licensed/unlicensed radio frequencies, cellular modems, fiber optics, and Ethernet infrastructure.
Knowledge of industrial control systems (ICS) security practices, including configuring firewalls, managing system access logs, and applying security patches.
Rapid logical diagnostics of complex process loops, signal failures, and sudden communications drop under pressure.
Understanding of water treatment chemistry, hydraulics, industrial controls and automation equipment, and state/federal EPA data-reporting standards.
Capability to coordinate with third-party electrical contractors, engineering teams, and internal plant operators during system upgrades.

Nice To Haves

Past experience as Water/Wastewater SCADA Specialist ensuring the real-time health of the utility's Operational Technology (OT) infrastructure, keeping processes flowing safely, efficiently, and continuous stable SCADA communications.
Expertise with System Surveillance - continuously monitor SCADA interfaces, servers, and communication links to ensure correct system performance and database integrity.
Expertise with Alarm Triage & Response - investigate and troubleshoot system alarms, equipment failures, and communications dropouts, initiating critical corrective actions.
Expertise with Data Integrity Verification, which includes verifying the accuracy of historical and real-time data being written to databases for process control and reporting.
Experience with reliability that requires field intervention and precise coordination with instrumentation technicians.
Experience with PLC & HMI Diagnostic - perform preventative diagnostics on Programmable Logic Controllers (PLCs), Human-Machine Interfaces (HMIs), and remote telemetry units (RTUs).
Experience in systems engineering & programming to develop and maintain reporting systems.

Responsibilities

Configure, program, maintain, and troubleshoot water and wastewater SCADA systems, PLCs, HMIs, variable frequency drives, and industrial communications supporting continuous utility operations.
Develop, modify, and optimize Rockwell Automation, PlantPAx, FactoryTalk View, ThinManager, and Allen-Bradley control applications while integrating Modbus, DNP3, Ethernet/IP, and other industrial protocols.
Perform software installations, firmware upgrades, security patches, and preventive maintenance on SCADA servers, PLCs, RTUs, VFDs, and field devices to ensure secure and reliable system performance.
Monitor real-time operations, historical databases, system alarms, communications, and process trends to identify anomalies, diagnose equipment failures, verify data integrity, and restore normal operations.
Calibrate and validate flow meters, pressure transmitters, level sensors, dissolved oxygen probes, and other process instrumentation while interpreting electrical schematics, P&IDs, and engineering drawings to support system maintenance and upgrades.
Configure and maintain industrial communications infrastructure, including GE and Redline radios, cellular modems, fiber optic networks, Ethernet systems, and remote telemetry connections supporting water and wastewater facilities.
Collaborate with plant operators, engineers, instrumentation technicians, contractors, and cybersecurity personnel to implement system upgrades, strengthen OT security, automate reporting, and maintain compliance with operational and regulatory requirements.