3Rd Shift Computer Jobs in Pennsylvania (NOW HIRING)

This role sets up and operates CNC machines and related equipment within an assigned cell to produce precision components that meet strict quality and safety standards. You will interpret technical plans and blueprints, perform accurate measurements, and ensure machines run efficiently through careful monitoring, adjustment, and preventive maintenance on the 3rd shift.

• Set up and operate CNC machines and all other equipment in the assigned cell to produce precision parts according to specifications.
• Transfer commands from servers to computer numerical control (CNC) modules using computer network links to load and run programs.
• Mount, install, align, and secure tools, attachments, fixtures, and workpieces on machines using hand tools and precision measuring instruments.
• Stop machines to remove finished workpieces or to change tooling, setups, or workpiece placement according to required machining sequences.
• Lift and handle finished workpieces either manually or with hoists and cranes, following safe material-handling practices.
• Measure dimensions of finished workpieces using precision measuring instruments, templates, and fixtures to verify conformance to specifications.
• Listen to machines during operation to detect abnormal sounds such as those caused by dull cutting tools or excessive vibration and make adjustments to correct issues.
• Monitor control panel displays and compare readings to specifications to detect malfunctions and take corrective actions.
• Perform preventive maintenance on assigned machinery, tools, and component parts within the cell and ensure proper usage and care.
• Apply knowledge of machines, tools, and production processes to troubleshoot problems and improve machining performance.
• Conduct tests and inspections of products or processes to evaluate quality and performance and document findings as required.
• Identify complex machining or process problems, review related information, develop options, and implement effective solutions.
• Follow all safety procedures, including the use of required personal protective equipment, and maintain a clean and organized work area.
• Work the 3rd shift schedule of 8:00 p.m. to 6:00 a.m., Sunday through Wednesday nights, and support production needs within that timeframe.

• Proven ability to set up and operate CNC machines, including lathes and mills, in a manufacturing environment.
• Hands-on experience as a CNC operator or CNC machinist using manual machines and inspection gauges.
• Strong knowledge of machines and tools, including their design, use, repair, and maintenance.
• Ability to read and interpret precision technical plans, blueprints, drawings, and models.
• Basic measuring skills and the ability to use precision measuring instruments accurately.
• Basic math, reading, and writing skills to perform calculations and document work clearly.
• Knowledge of design techniques, tools, and principles involved in the production of precision parts.
• Familiarity with Statistical Process Control (SPC) and its application in manufacturing quality control.
• Mechanical aptitude with the ability to understand and work with complex mechanical systems.
• Computer literacy, including the ability to work with CNC modules and transfer programs over computer networks.
• Demonstrated knowledge of the structure and content of the English language, including spelling, rules of composition, and grammar, to read instructions and complete documentation.
• Experience conducting tests and inspections of products or processes to evaluate quality and performance.
• Ability to identify complex problems, review related information, and develop and implement effective solutions.
• High school diploma or GED.
• Completion of 6 to 9 months of on-the-job training or a related vocational training program.

• Experience working as a machine operator in a manufacturing environment.
• Comfort working with both CNC and manual machines in a production setting.
• Prior exposure to working with technical drawings and precision components.
• Strong attention to detail and commitment to producing high-quality workpieces.
• Ability to work independently on the 3rd shift while maintaining productivity and quality standards.
• Willingness to follow strict safety protocols, including the use of hearing protection and specialized respiratory equipment when required.

You join a production team that values technical craftsmanship, consistent quality, and safe operations in a modern manufacturing environment. The 3rd shift schedule offers consolidated workdays that can support work-life balance for those who prefer evening and overnight hours. You gain hands-on experience with advanced CNC equipment, precision measurement tools, and structured training that supports your growth as a skilled machinist. The culture emphasizes continuous improvement, problem solving, and accountability, giving you the opportunity to build a long-term career in precision manufacturing.

This position is based in a manufacturing facility with regular exposure to industrial noise levels at or above 85 decibels during the shift, where hearing protection is required at all times. You will work around dust particles and may be required to wear a fresh-air helmet while completing certain tasks; this equipment must be properly maintained and stored, and use of the device requires medical clearance by a licensed physician. You may experience temperature changes and occasional exposure to weather elements while moving between areas. The role may require working inside a booth for much of the shift, with the booth size varying depending on the equipment and materials used and typically being enclosed by three walls. The schedule is 3rd shift, 8:00 p.m. to 6:00 a.m., Sunday through Wednesday nights, and you will regularly work with CNC machines, manual machines, inspection gauges, hand tools, hoists, and cranes in a production-focused environment.

This is a Contract to Hire position based out of CHAMBERSBURG, PA.

The pay range for this position is $23.66 - $26.41/hr.

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following: • Medical, dental & vision • Critical Illness, Accident, and Hospital • 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available • Life Insurance (Voluntary Life & AD&D for the employee and dependents) • Short and long-term disability • Health Spending Account (HSA) • Transportation benefits • Employee Assistance Program • Time Off/Leave (PTO, Vacation or Sick Leave)

This is a fully onsite position in CHAMBERSBURG,PA.

This position is anticipated to close on Aug 14, 2026.

Aerotek® Inc. provides staffing and services solutions in manufacturing, logistics, construction, aviation, facilities and maintenance. We provide the expertise, solutions and people required to rise to the challenges of North American industry. Headquartered in Hanover, Md., Aerotek operates a unified network of over 200 offices across North America, supporting more than 18,000 clients each year. Aerotek is an Allegis Group company, the global leader in workforce and business solutions. To learn more, visit: Aerotek.com | 1-888-AEROTEK.

Aerotek offers weekly pay, employee benefits including medical, dental & vision, life insurance, health advocacy and employee assistance programs, a 401(k) plan, and employee discounts.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

San Francisco Fair Chance Ordinance:
Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector:
It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI):
We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.

We know that finding work is hard, and finding meaningful work is harder. Aerotek connects 180,000+ light industrial and skilled trades workers with 14,000+ employers each year, helping our workers navigate an evolving labor market and find jobs that meet their goals, skills, and interests. Since 1983, we have provided a variety of career opportunities across North American industry – from short-term assignments at Fortune 500 companies where you can build your skills, to long-term opportunities where you can play a vital role in solving companies’ construction, manufacturing, and maintenance challenges. Our 1,500+ experienced recruiters across 250+ offices work relentlessly to put our workforce in a position to thrive. Let us rise to meet your challenges and put our people-are-everything spirit to the test as your career continues to grow.