Demo

PLC Engineer

Software Engineering Institute | Carnegie Mellon University
Pittsburgh, PA Full Time
POSTED ON 1/8/2026
AVAILABLE BEFORE 3/8/2026

About the Role


Are you an engineer who enjoys a challenge? Are you excited about working for an FFRDC focused on areas critical to national security? Do you want to join a collaborative team that develops and uses best-in-class tools to enable end-to-end software development?


We are seeking a PLC Software Development Engineer to join our engineering team. The ideal candidate will have strong hands-on experience developing software for U.S. vendor-based PLC platforms using Structured Text (ST) programming language. This role will play a key part in designing, programming, testing, and maintaining industrial control systems that support mission-critical operations.


Key Responsibilities

  • Design, implement, and maintain PLC programs, with a primary focus on Structured Text (ST).
  • Collaborate with cross-functional engineering teams to define control system requirements and ensure software solutions to meet project objectives.
  • Conduct thorough testing, debugging, and validation to ensure reliable and safe operation of automation systems.
  • Troubleshoot and optimize existing PLC programs to improve system performance and maintainability through technical analysis and objective data.
  • Develop technical documentation including system specifications, test procedures, and user guides.
  • Provide on-site and remote support for system commissioning and upgrades.


Who you are:

  • You have a BS in Computer Science, Electrical Engineering, or a related discipline with 10 years of experience; OR an MS in the same fields with 8 years of experience; OR a PhD with 5 years of experience.
  • You have hands-on experience with Rockwell Automation PLCs.
  • You are proficient in IEC 61131-3 Structured Text programming language.
  • You have a strong understanding of industrial control systems, automation architectures, and communication protocols such as Ethernet/IP and Modbus.
  • You are experienced with configuration management tools (e.g., Git, SVN), collaboration software platforms (e.g., GitLab, Jira), along with associated best practices.
  • You have worked in a collaborative team environment as a software developer, software engineer, verification engineer, or a similar role.
  • You understand the Department of Defense (DoD) Systems Engineering lifecycle and the Software Development Lifecycle (SDLC) from requirements management to sustainment.
  • You have strong communication skills and the ability to convey difficult engineering or technical challenges to stakeholders.
  • You are willing to work 100% of your week onsite at either the SEI or customer facility autonomously with minimal supervision.
  • You have a willingness to travel (25%) outside of your office location to other SEI offices, sponsor sites, conferences, and offsite meetings.
  • You can pass a background check and obtain and maintain an active Department of Defense (DoD) security clearance.


Preferred Qualifications

  • Experience with C and C programming languages, particularly in embedded or industrial software environments.
  • Familiarity with additional IEC 61131-3 languages (Ladder Diagram, Function Block Diagram, Sequential Function Ch
  • art).Experience with Windows OS and common tech stacks for development.
  • Proficiency in HMI and SCADA development and integration.
  • Knowledge of virtualization technologies (e.g., VMware, Hyper-V, Docker) for testing environments.
  • Experience with static code analysis tools and checking compliance with industry standards.
  • Understanding of safety instrumented systems and standards (IEC 61508, ISO 13849, etc.).
  • Knowledge of multiple PLC platforms and industrial control systems.
  • Strong problem-solving skills, with the ability to work independently and in team settings.


Who we are:


The SEI helps advance software engineering principles and practices and serves as a national resource in software engineering, computer security, and process improvement. The SEI works closely with defense and government organizations, industry, and academia to continually improve software-intensive systems. Our core purposes are to help organizations improve software engineering capabilities, advance cybersecurity methods and technologies, and bring the discipline of software engineering to AI systems.



Why work here?

  • Be a part of a world-class organization that has significant impact software in government.
  • Work with cutting-edge technologies and leading experts to solve critical government challenges.
  • Publish your research, attend or present at prestigious events, and enjoy annual professional development opportunities.
  • Get access to university resources, including campus fitness facilities, mindfulness programs, childcare, free transportation on the Port Authority Transit System, and more.
  • Take advantage of paid parental and military leave.
  • Work in the heart of Oakland, a few blocks from Carnegie Mellon University and the University of Pittsburgh.
  • Qualify for relocation assistance.

Salary.com Estimation for PLC Engineer in Pittsburgh, PA
$114,391 to $138,197
If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a PLC Engineer?

Sign up to receive alerts about other jobs on the PLC Engineer career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$85,996 - $102,718
Income Estimation: 
$111,859 - $131,446
Income Estimation: 
$110,457 - $133,106
Income Estimation: 
$105,809 - $128,724
Income Estimation: 
$122,763 - $145,698
Income Estimation: 
$176,149 - $220,529
Income Estimation: 
$156,679 - $196,968
Income Estimation: 
$77,657 - $95,021
Income Estimation: 
$97,257 - $120,701
Income Estimation: 
$97,257 - $120,701
Income Estimation: 
$123,167 - $152,295
Income Estimation: 
$146,673 - $180,130
Income Estimation: 
$176,149 - $220,529
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at Software Engineering Institute | Carnegie Mellon University

  • Software Engineering Institute | Carnegie Mellon University Pittsburgh, PA
  • SEI advances software engineering principles and practices and serves as a national resource in software engineering and computer security. The SEI works c... more
  • 13 Days Ago

  • Software Engineering Institute | Carnegie Mellon University Arlington, VA
  • What We Do SEI helps advance software engineering principles and practices and serves as a national resource in software engineering and computer security.... more
  • 4 Days Ago

  • Software Engineering Institute | Carnegie Mellon University Huntsville, AL
  • This position is based in Huntsville, Alabama, and requires the the ability to work 100% onsite. Relocation assistance is available. SEI advances software ... more
  • 5 Days Ago

  • Software Engineering Institute | Carnegie Mellon University Pittsburgh, PA
  • Are you a cybersecurity and/or AI researcher who enjoys a challenge? Are you excited about pioneering new research areas that will impact academia, industr... more
  • 5 Days Ago


Not the job you're looking for? Here are some other PLC Engineer jobs in the Pittsburgh, PA area that may be a better fit.

  • Minerals Technologies Inc. and Careers Slippery Rock, PA
  • Overview: Minerals Technologies Inc. (MTI) is a leading, technology-driven specialty minerals company that develops, produces, and markets a broad range of... more
  • 17 Days Ago

  • Unique Hardware Software Systems Company in Major Growth Mode Pittsburgh, PA
  • Stable and Growing Niche Industry Company that builds-designs-services Robotic/Electronic/Electro-Mechanical Control Systems for Essential Industries.Excel... more
  • 3 Days Ago

AI Assistant is available now!

Feel free to start your new journey!