Senior Control Systems Engineer — Shipboard PLC Expert

WILLCOR Inc; Philadelphia (Philadelphia County); On-site; USD 120,000 - 180,000; Full time

Job summary

WILLCOR Inc in Philadelphia, PA seeks a Senior Control Systems Engineer to support Navy machinery control systems at NSWCPD. The role involves hands‑on PLC development, testing, installation, and troubleshooting of Rockwell/Allen‑Bradley and Siemens controllers, and integration with HMI and industrial networks.

Responsibilities include developing ladder logic, structured text, and software in C++, Python, MATLAB; maintaining configuration control with Git/DOORS; preparing Ship Change Documents

Qualifications

• Bachelor of Science in an Engineering discipline from an accredited college or university.
• At least 10 years of professional experience as a control systems engineer.
• 7 years developing, testing, and installing PLC software using Rockwell/Allen-Bradley and Siemens tools.
• 7 years troubleshooting PLC-based machinery control systems.
• 5 years of technical lead engineering experience.
• 3 years creating Ship Change Documents (SCDs) or equivalent documentation.
• Secret clearance or eligibility to obtain/maintain one.
• Ability to work on site in Philadelphia.

Responsibilities

• Develop and modify PLC code using ladder logic and structured text for Rockwell and Siemens controllers.
• Integrate PLC systems with human‑machine interface software aboard Navy and Coast Guard ships.
• Develop and modify machinery control system software using C++, C, Java, LabVIEW, MATLAB, Python, and Visual Basic.
• Develop operator interfaces using Altia, Wonderware InTouch, Rockwell PanelView, and .NET.
• Support industrial and network protocols including TCP/IP, UDP, SNMP, Modbus, PROFIBUS, PROFINET, ControlNet, and DeviceNet.
• Lead software change packages through technical peer review.
• Maintain software and configuration control using tools such as Git, DOORS, Subversion, and SharePoint.
• Develop Ship Change Documents and Engineering Change Proposals for control‑system deliveries.
• Troubleshoot machinery control systems at the Land Based Engineering Site (LBES) in Philadelphia and aboard ships.
• Support RMF accreditation activities and implementation of DISA security requirements within control‑system environments.

Skills

Technical leadership

Ship Change Documents (SCD)

Security clearance readiness

Education

Bachelor of Science in Engineering

Tools

Rockwell/Allen-Bradley ControlLogix Studio 5000

Siemens SIMATIC Step 7 or TIA Portal

Git

DOORS

Subversion

SharePoint

Job description

WILLCOR Inc in Philadelphia, PA seeks a Senior Control Systems Engineer to support Navy machinery control systems at NSWCPD. The role involves hands‑on PLC development, testing, installation, and troubleshooting of Rockwell/Allen‑Bradley and Siemens controllers, and integration with HMI and industrial networks.

Responsibilities include developing ladder logic, structured text, and software in C++, Python, MATLAB; maintaining configuration control with Git/DOORS; preparing Ship Change Documents