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Senior Machine Operator Jobs in Johnston, SC (NOW HIRING)

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Senior Machine Operator information

See Johnston, SC salary details

$24K

$76.9K

$156.7K

How much do senior machine operator jobs pay per year?

As of Sep 2, 2026, the average yearly pay for senior machine operator in Johnston, SC is $76,932.00, according to ZipRecruiter salary data. Most workers in this role earn between $39,800.00 and $98,700.00 per year, depending on experience, location, and employer.

What is a senior machine operator?

Senior Machine Operators are experienced professionals responsible for operating, maintaining, and troubleshooting industrial machinery in manufacturing or production settings. They oversee machine performance, ensure safety standards are met, and may supervise junior operators. Their role often includes setting up machines, performing quality checks, and making adjustments to optimize efficiency and product quality. Senior Machine Operators typically have several years of hands-on experience and a strong understanding of mechanical systems.

What are the key skills and qualifications needed to thrive as a senior machine operator?

To thrive as a Senior Machine Operator, you need advanced mechanical aptitude, experience with manufacturing equipment, and often a high school diploma or equivalent with additional technical training. Familiarity with CNC machines, PLC systems, and safety certifications like OSHA are commonly required. Strong attention to detail, problem-solving abilities, and effective teamwork are crucial soft skills for this role. These competencies ensure efficient production, minimize errors, and maintain a safe and productive work environment.

What opportunities for career advancement are available to senior machine operators within manufacturing organizations?

Senior Machine Operators often have several pathways for career growth, including moving into supervisory or team lead roles, such as Production Supervisor or Shift Manager. Many organizations value the technical expertise and leadership skills developed in this position, making it possible to transition into roles that focus on process improvement, quality assurance, or training new operators. Additionally, pursuing certifications in advanced manufacturing technologies or equipment maintenance can open doors to specialized roles, such as Maintenance Technician or Process Engineer. Demonstrating initiative and strong problem-solving abilities can further increase advancement prospects within the company.

What is the difference between Senior Machine Operator vs Machine Operator?

AspectSenior Machine OperatorMachine Operator
CredentialsTypically requires more experience and sometimes certifications in specific machineryBasic machine operation certifications or training
Work EnvironmentOversees complex machinery, may supervise othersOperates machinery under supervision or standard procedures
ResponsibilitiesMaintains, troubleshoots, and optimizes equipment; mentors junior staffPerforms routine machine operation tasks

The main difference between a Senior Machine Operator and a Machine Operator lies in experience, responsibilities, and leadership. Senior Machine Operators handle more complex tasks, oversee equipment, and often mentor others, whereas Machine Operators focus on routine operation. Both roles require relevant certifications, but the senior position demands more expertise and experience.

What cities near Johnston, SC are hiring for Senior Machine Operator jobs?

Cities near Johnston, SC with the most Senior Machine Operator job openings:

Infographic showing various Senior Machine Operator job openings in Johnston, SC as of August 2026, with employment types broken down into 44% Full Time, 53% Part Time, 2% Contract, and 1% Nights. Highlights an 99% Physical, and 1% Remote job distribution, with an average salary of $76,932 per year, or $37 per hour.

Mechanical Engineer - Engineering (DA108)

ProSidian Consulting

Aiken, SC

Full-time

Re-posted 21 days ago


Job description

Company Description

ProSidian is a Management and Operations Consulting Services Firm focusing on providing value to clients through tailored solutions based on industry leading practices.  ProSidian services focus on the broad spectrum of Risk Management, Compliance, Business Process, IT Effectiveness, Energy & Sustainability, and Talent Management.  We help forward thinking clients solve problems and improve operations. 

Launched by former Big 4 Management Consultants; our multidisciplinary teams bring together the talents of nearly 190 professionals globally to complete a wide variety of engagements for Private Companies, Fortune 1,000 Enterprises, and Government Agencies of all sizes.  Our Services are deployed across the enterprise, target drivers of economic profit (growth, margin and efficiency), and are aligned at the intersections of assets, processes, policies and people delivering value. 

ProSidian clients represent a broad spectrum of industries to include but are not limited to Energy, Manufacturing, Chemical, Retail, Healthcare, Telecommunications, Hospitality, Pharmaceuticals, Banking & Financial Services, Transportation, Federal and State Government Agencies.  Learn More About ProSidian Consulting at www.ProSidian.com.

Job Description

ProSidian Seeks a Mechanical Engineer - Engineering (DA108) (Time and Materials | Exempt Engagement Team - Senior Consultant Level) to support an engagement for a liquid waste contractor (Savannah River Remediation [SRMC]) at the Savannah River Site in Aiken, SC, which is owned by the U.S. Department of Energy. - DA108 | Prof.  This position is located in the Savannah River Site / Aiken, South Carolina Area. 

Mechanical Engineer - Engineering (DA108) Candidates shall work to support requirements for TBC (Engineering Services) and statement of work (SOW) while maintaining required qualifications Nuclear & Environmental Management Sector.  ProSidian Team Members (# FTe's: 1) work as part of the Mechanical Engineer Engagement Team Cadre to serve as a Mechanical Engineer responsible for performing a variety of Mechanical Engineering assignments, including design, manufacture, test, installation, operation, and maintenance of various process equipment and systems, and generally as a member of a design, construction, operations, or review team on more complex assignments or as a lead on less complex projects.  In addition, support and engagement for a liquid waste contractor (Savannah River Remediation [SRMC]) at the Savannah River Site in Aiken, SC, which the US Department of Energy owns. 

A Mechanical Engineer ensures that all mechanical systems work safely and efficiently to meet user needs.  The Mechanical Engineer is responsible for performing a variety of engineering assignments, including design, manufacture, test, installation, operation, and maintenance of diverse process equipment and systems, and generally as a member of a design, construction, operations, or review team on more complex assignments or as a lead on less complex assignments.  Additionally, Mechanical Engineers design equipment and create the operating procedures used in nuclear power plants. 

A Mechanical Engineer, or Facilities Mechanical Engineer, designs, builds, and tests various mechanical devices, like industrial machines, transportation systems, and robotics equipment.  Their main duties include locating problems with various machinery, conducting experiments to improve different product designs, and using CAD technology to build product designs.  The Mechanical Engineer will also work to provide engineering support services to assigned SRR Engineering Teams.  Engineering support services include engineering analysis, design development, and generation of design output documents, including but not limited to:

  • Acts as and is recognized as a Company/industry expert resource on the most complex engineering problems.
  • Analyzing and testing prototypes and each revision of a device
  • Collaborating with Project Managers for proper allocation and tracking of resources
  • Conduct site visits and experimental investigations, analyze engineering problems, propose solutions and alternatives, and provide recommendations.
  • Coordinate and work closely with other engineering, logistics, financial, and program management disciplines to define system specifications and requirements.
  • Designing and developing prototypes
  • Develop, maintain and produce technical documentation and system/subsystem specifications.
  • Developing, initiating, and managing all phases of projects
  • Direct interface and liaison with internal and external customers at all levels from quotation to final design and test activities, design reviews, and technical working group meetings to comply with requirements and specifications.
  • Essential Responsibilities:
  • Establish and maintain a filing system or databases to track project status.
  • Generate complete design specifications for the most complex projects.
  • Identifying deficiencies in mechanical processes and developing improvements
  • May lead engineering teams and act as a mentor to engineering team members.
  • May provide technical management and leadership to a group of employees for a given project, contract, or job with overall responsibility for cost, schedule, technical and employee performance.
  • May train other engineers on technical issues related to engineering assignments' research, design, development, testing, and analysis.
  • Perform a range of design development, construction/installation, operation, or review tasks independently, providing supervision of contributing engineers.
  • Perform all other position-related duties as assigned or requested.
  • Piping and Valve Specifications; SME B&PVC Design and Evaluation including Pressure Protection Design; Material Handling Equipment; and Mechanical Procurement Requirements/Specifications/Data Sheets
  • Prepare, deliver and submit technical papers and perform engineering studies.
  • Preparing documentation of critical analysis and providing suggestions for correcting errors
  • Process Flow Diagrams; Piping and Instrumentation Diagrams; System Descriptions; Mechanical Equipment Lists; Mechanical Equipment Sizing/Calculations;
  • Responsible for complete designs, construction/installation, operation, or design reviews independently or as a team leader.
  • Supervising the development of computer-aided design (CAD) project drawings from junior team members
  • Support the development of the technical proposal and provide comments on the technical content and effort of the proposed scope of work.
  • Verify and comply with engineering documentation standards and test procedures.
Qualifications
  • A variety of technical skills, industry knowledge, and soft skills to work with team members in creating effective products and devices.
  • Ability to operate complex machinery
  • Ability to work under pressure
  • Advanced problem-solving and critical thinking skills
  • Attention to detail
  • Commercial awareness, including an understanding of target user and market
  • Creative thinking and innovation
  • Detail-oriented and able to solve problems independently
  • Due to the nature of the work, the candidate must be a US Citizen | Dual Citizenship is not permitted
  • Effective verbal and written communication
  • Excellent communication, interpersonal, organizational, analytical skills, and professional attitude.
  • Excellent mathematical and analytical skills
  • Excellent understanding of safety rules and laws on nuclear power use
  • Experience with process systems in operations, field, or design work.
  • Hands-on experience managing complex machinery
  • Lab and field work during studies is highly recommended
  • Outstanding interpersonal skills and teamwork abilities
  • Possess a strong mathematics background
  • Previous experience as a Mechanical Engineer or in a similar role
  • The position may require the ability to pass and maintain a DOE Security Clearance.
  • Work products shall be thorough, accurate, appropriately documented, and comply with established criteria. All employees, in the performance of their respective responsibilities, shall conduct themselves in the highest possible standards of ethical and business conduct.  The candidate shall ensure that duties are performed in a competent and professional manner that meets milestones/delivery schedules as outlined.
  • Education typically includes theoretical coursework, hands-on projects, and training with various computer programming programs, power systems, and technically oriented material subjects, like hydraulics, thermodynamics, and fluid mechanics.
  • Excellent communication, interpersonal, organizational, and analytical skills.
  • Excellent math skills, including advanced geometry, calculus, and physics
  • Experience with DOE and NCS experience and Candidate must be able to obtain a DOE Q clearance
  • Familiarity with CAD and other mechanical design software
  • Hold a Professional Engineering (PE) - Mechanical Engineering license.  To earn the PE licensure, candidates should have a bachelor's degree from an institution accredited by the Accreditation Board for Mechanical Engineering and Technology (ABET) and experience working under the supervision of a licensed Mechanical Engineer.
  • Knowledge of fluid mechanics, thermodynamics, and other Mechanical Engineering concepts
  • Mechanical Engineers must have a bachelor's degree in Mechanical Engineering or another Mechanical Engineering discipline, such as biomedical or computer Mechanical Engineering.
  • A bachelor's degree in Mechanical Engineering and demonstrable experience in a nuclear power plant setting are required.
  • A Degree in Mechanical Engineering or similar field; a Master's or Ph.D. Is a plus
  • A Master's Degree or Professional Mechanical Engineering Licensure
  • A passing score on the Fundamentals of Engineering (FE) exam
  • A Professional Engineering (PE) License is required
  • Ability to conduct assessments and audits, independent checks, readiness reviews, or similar within DOE facilities.
  • Ability to function as a consultant in solving problems.
  • Adequate technical skills to read and understand drawings, diagrams, procurement packages, P&IDs, or similar.
  • Candidate demonstrating experience in 2D MicroStation Computer Aided Drafting and Design (CADD) is preferred.
  • Candidate must demonstrate five (5) years of design experience in the nuclear or process chemical industry.
  • Candidate must demonstrate knowledge of ASME B31.3 code requirements.
  • Computer competency in the use of Excel and MS Word.
  • Excellent written and verbal communication skills
  • Experience in construction, testing, and project turnover
  • Experience working with Design Change Control (specifically change orders and Temporary Modifications)
  • Experience working with Lock Out/Tag Out programs
  • Familiarity with at least one maintenance/plant operations software package (Smart Plant, Champs, or Maximo).
  • History of developing or working with work packages.
  • Keep up to date with fast-moving developments in science and technology
  • Lead in a maintenance organization within a DOE facility.
  • The candidate must have the ability to walk down systems in the field.
  • U.S.  Citizenship Required - You must be a United States Citizen
  • Excellent oral and written communication skills (This employer participates in the e-Verify program)
  • Proficient with Microsoft Office Products (Microsoft Word, Excel, PowerPoint, Publisher, & Adobe)
  • All ProSidian staff must be determined eligible for a "Facility Access Authorization" (also referred to as an "Employment Authorization") by the USG's designated Security Office.
  • Other Requirements and Conditions of Employment Apply
  • May be required to complete a Financial Disclosure Statement
  • Must be able to submit to and qualify for varying levels of background investigative requirements, up to a Top Secret or DOE "Q" clearance.

3.6 Personnel Qualifications/Certifications --- all personnel shall have demonstrated experience in Nuclear Safety, Criticality, Radiological Engineering, Health Physics, Fire Protection, or Engineering Technical Support.  These individuals must have U.S. citizenship and the ability to maintain DOE site access.

3.6.1 Nuclear and Criticality Safety --- IMC Contractor/SRS or other DOE complex experience is preferred.

Criticality personnel are required to obtain or have SRS Nuclear Criticality Safety qualifications (e.g., Criticality Safety Engineer (CSE), Senior Criticality Safety Engineer (SCSE), Criticality Safety Officer (CSO), Associate Criticality Safety Engineer (ACSE)).

Radiological Engineering and Health Physics personnel are required to achieve/maintain applicable SRS qualifications.

 3.6.2 Fire Protection: Fire protection personnel shall be ---

1. Registered professional engineer in an engineering discipline that encompasses the scope of work being performed. Or

2. Certified National Institute for Certification in Engineering Technologies (NICET) Level III in the applicable NICET subfield for the subject fire protection system (i.e., water-based systems layout, fire alarm systems, inspection and testing of water-based systems, special hazards suppression

systems, or special hazards suppression systems, or special hazards systems).

Or

3. Manufacturer/Factory trained and certified for the subject fire protection systems/feature. Or

4. Graduate of an accredited engineering curriculum with a minimum of four (4) years of engineering practice, three (3) of which are in design that encompasses the subject fire protection system.

3.6.3 Engineering Technical Support --- IMC Contractor/SRS or other DOE complex experience is preferred.

TRAVEL:  Occasional travel may be required to attend meet...


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About ProSidian Consulting

Sourced by ZipRecruiter

ProSidian is a management and operations consulting firm with a reputation for its strong national practice spanning six solution areas including Risk Management, Energy & Sustainability, Compliance, Business Process, IT Effectiveness, and Talent Management. We help clients improve their operations. Linking strategy to execution, ProSidian assists client leaders in maximizing company return on investment capital through design and execution of operations core to delivering value to customers. Visit www.ProSidian.com or follow the company on Twitter at www.twitter.com/ProSidianfor more information.

Industry

Business schools and computer and management training

Company size

11 - 50 Employees

Headquarters location

Charlotte, NC, US

Year founded

2004

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