Sr. PLC Application Engineer

Join Inframark:
Pioneering Automation and Intelligence

Step into the future with Inframark's award-winning Automation and Intelligence team. We deliver cutting‑edge solutions in instrumentation and controls, industrial cybersecurity, data analysis, and remote network operations center services for water and wastewater plants. Elevate your career and join us ly today!

Why Work for Inframark?

Our dedication to sustainability and community impact drives us to ensure clean, safe water for future generations. Whether you're at the start of your career or looking for advancement, Inframark offers purpose‑driven work and opportunities for growth. We offer an attractive salary package, including a generous benefits package with health, dental, and life insurance, 401(k) plan, paid time off, sick leave, holidays, and wellness plan.

Application Engineers with PLC expertise develop PLC application monitoring and control software, perform factory and field testing, startup, customer training, and PLC related service work. Senior applications engineers must be able to work independently and lead small teams of engineers to deliver complete quality solutions.

• Receives project requirements and direction through meetings with the Project Manager and review of the contract documents.
• Keeps PMs informed of the status of tasks and projects milestones.
• Maintains awareness of project budgets and keeps the PM aware of issues that would adversely affect the budget.
• Produces timely , accurate project documentation such as timesheets, trip reports, etc.
• Follows established Best Practices and Development Standards and Procedures.
• Produces the System Control Narrative on projects.
• Develop Programmable Logic Controller (PLC) application programs.
• Installs all developed application software and required vendor software.
• Interfaces company equipment to third‑party vendor systems via industrial protocols.
• Participates in Factory Acceptance Testing (FAT) and Site Acceptance Testing (SAT).
• Demonstrates overall system functionality.
• Provides training to operators, supervisors, and admin personnel.
• Generates and gathers required final project documentation.
• Provides reactive support to field service technicians.
• Provides leadership for less experienced engineers.
• Leads or participates in project teams.

Minimum 7 years' experience in PLC programming, preferably in Water & Wastewater. Experience with PLC hardware and software (Allen‑Bradley, Schneider, Siemens, Emerson). Experience with SCADA systems (Ignition, AVEVA, VTScada , iFix ).

Ability to communicate orally. Regular use of phone and e‑mail. Sitting for extended periods. Hearing within normal ranges. Adequate vision. Lifting of equipment expected . Good manual dexterity.

Performed indoors and ended periods of sitting and computer work. Potential irregular hours and on‑call requirements.

Regular travel, including overnight, required .

Equal Opportunity Employer statement.

Inframark is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, age, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against based on disability.