Freelance Plc Ladder Logic Programming Jobs in Tennessee

Amentum Advanced Solutions (AS) is a performance unit of Amentum Engineering & Technology Line of Business. Advanced Solutions specializes in the development, design, construction, and operation of unique and complex research & development, scientific, and test facilities, including wind tunnels (aerospace, DoD, automotive, motorsports, etc.), rocket test stands, climatic chambers, jet engine test cells, acoustic chambers, altitude test facilities, captive trajectory systems, and nuclear facilities. AS projects span the automotive, motorsports, defense, nuclear, and aerospace markets. Recent clients include Audi, Boeing, BMW, Volkswagen, Fiat Chrysler, Ford, Honda, General Motors, NASA, U.S. Air Force, U.S. Navy, U.S. Department of Energy, and many others across North America, Europe, and Asia.

AS is looking for an Intermediate Level Controls & Instrumentation Engineer to support projects ranging from small studies to multi-million dollar turn-key supply. A successful candidate must be team-oriented, organized, able to communicate to all levels of the organization, and meet deadlines in a fast-paced environment.

Your work will be unique and challenging while supporting several projects in a dynamic and exciting environment. This position will provide you with an unparalleled opportunity to work with a team of motivated engineering and business professionals who work to ensure client satisfaction and deliver projects within scope, budget, and schedule.

• Developing hardware assembly and wiring diagrams for control and data acquisition systems.
• Developing control system software designs that include control of temperature, pressure, humidity, flow, force, motion of mechanisms, system safety, human safety, and other advanced process and electromechanical systems.
• Developing control system software in PLC ladder logic, function block, HMI programming, etc.
• Developing interfaces to facility equipment using hardwired interfaces and industrial networks.
• Applying closed loop controls methods, both classical and modern, to control continuously variable systems.
• Providing quality system processes such as checking the work of others, following standard procedures, and ensuring compliance to codes and standards.
• Supporting hardware assembly and fabrication.
• Providing on-site team direction of facility startup, checkout, and commissioning activities, both domestically and abroad.
• Communicating with clients and management regarding project status.
• Coordinating with other engineering disciplines and departments to ensure success.
• Estimating system design, material, installation, checkout, commissioning, and activation of projects.
• Planning labor resources and scheduling project milestones to ensure project completion within technical scope, budget, and client schedule.
• Developing proposals to capture future work with current clients and new markets.
• Leadingcontrol and data acquisition projects through all phases to include design, fabrication, implementation, testing and commissioning.

• A Bachelor of Science in Electrical, Mechatronics, or Computer Engineering from an ABET accredited engineering program.
• Minimum 3+ years of experience in control or data acquisition system design, implementation, and commissioning.
• Registration as a Professional Engineer in good standing is a plus.
• Experienced software developer in a high-level environment such as C/C++/C# or with an engineering application software tool such as LabVIEW, MATLAB and SIMULINK/SIMSCAPE. Experienced PLC and HMI software developer in one of the major environments (for instance, Rockwell Software Studio 5000, SIEMENS TIA Portal, Emerson PC ME) with a working knowledge of the other environments.
• Experience selecting, specifying, and procuring process instrumentation and actuation hardware, control and data acquisition system hardware, PLCs, drive and motion systems, automation network hardware, interconnect cabling and supporting equipment.
• A solid math background to select and develop data uncertainty calculations, digital filter algorithms, control transfer function realizations, and process simulation.
• An ability to lead single and multi-discipline engineering teams to deliver technically successful control and data systems, often unique one-of-a-kind systems. Must train, encourage, and mentor junior colleagues.
• A desire to develop ingenious alternative approaches to challenges, and drive innovation during all phases of projects.
• US Citizenship

• Unusual or Special Physical Requirements of Position (specify and provide % of time required)
• Lifting 50 lbs. (<5%)
• Maneuver in and around facility equipment for field measurements or troubleshooting (10%-20%)
• Proximity to extreme temperature variations and rotating equipment (<10%)
• Exposure to high noise levels (10%-20%)
• Proximity to electrical circuits up to 480VAC (5%-15%)
• Special clothing/equipment may include appropriate Personal Protective Equipment (PPE) including eye protection, hearing protection, arc flash protection, etc. (5%-15%)

• Office, lab environment, or indoors on a construction site (>80%)
• Field work outside (>10%-20%)
• Travel to customer sites for meetings, installation, commissioning, and troubleshooting (>30%)

• General office equipment (>80%)
• Control devices such as Programmable Logic Controllers (PLCs), Human Machine Interfaces (HMIs), Variable Frequency Drives (VFDs), servo drives, industrial instrumentation, data acquisition measurement systems, etc. (>50%)
• Multimeters (5%-15%)
• Signal generators and Oscilloscopes (5%-15%)
• Handheld electrical tools such as strippers, cutters, crimpers, terminators, etc. (5%-15%)

• Regular attendance in office is mandatory
• Overtime to meet project schedules and milestones (10%-20%)
• Field assignments that include 2nd or 3rd shift (5%-15%)
• Field work attendance and punctuality is critical

• Note that during periods of on-site support, time requirements listed above as unusual or special and affecting environment and equipment encountered will be substantially different up to and including 100%.

$110,800 to $150,000

The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.

Our health and welfare benefits are designed to support you and your priorities. Offerings include:

• Health, dental, and vision insurance

• Paid time off and holidays

• Retirement benefits (including 401(k) matching)

• Educational reimbursement

• Parental leave

• Employee stock purchase plan

• Tax-saving options

• Disability and life insurance

• Pet insurance

Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.

07/20/2026 - Until Filled

Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.