Job Title:

Duct installer/Tin Knocker Job Description This role supports commercial construction projects by installing HVAC duct systems and mechanical piping, assisting with equipment placement, and ensuring all work meets quality, safety, and project specifications. You will work under mechanics while independently completing assigned tasks, contributing to the successful delivery of large-scale mechanical systems. Responsibilities Install commercial HVAC duct systems, including ductwork layout, sheet metal assembly, and associated components such as VAVs, RTUs, and AHUs. Perform mechanical piping installation for copper, steel, PVC, and ProPress systems, including threading, brazing, and pipe fitting. Assist with setting and aligning HVAC equipment, including hangers, supports, and vibration isolation systems. Interpret and work from mechanical blueprints, including drawings, risers, and isometric diagrams, to execute accurate installations. Support mechanical troubleshooting efforts, including diagnosing airflow issues, leaks, and alignment problems, and assisting in corrective actions. Follow all safety procedures and regulations, including OSHA requirements, lockout/tagout protocols, and confined space guidelines. Install and assist with basic HVAC controls, including thermostats, low-voltage wiring, and sensors. Use sheet metal tools, pipe threading machines, brazing torches, snips, shears, and press tools to complete assigned tasks efficiently and safely. Operate scissor lifts and boom lifts to access elevated work areas on active construction sites. Collaborate with mechanics, foremen, and other trades to coordinate work, meet project schedules, and maintain high-quality standards. Communicate clearly with supervisors and team members, follow directions, and provide updates on task status and any issues encountered. Maintain a clean and organized work area, properly handle tools and equipment, and support a safe, team-oriented jobsite environment. Essential Skills 1-5+ years of experience in commercial HVAC or mechanical construction. Hands-on experience with commercial HVAC installation, including ductwork layout, sheet metal assembly, and installation of VAVs, RTUs, and AHUs. Proficiency in pipefitting for copper, steel, PVC, and ProPress systems, including brazing and threading. Ability to read and interpret mechanical blueprints, including drawings, risers, and isometric diagrams. Experience with equipment setting, including installation of hangers, supports, and vibration isolation. Mechanical troubleshooting skills for airflow issues, leaks, and alignment problems. Knowledge of safety compliance requirements, including OSHA standards, lockout/tagout procedures, and confined space practices. Basic understanding of HVAC controls, including thermostats, low-voltage wiring, and sensors. Ability to lift 50-75 lbs and work safely on ladders and lifts. Familiarity with sheet metal tools, pipe threading machines, brazing torches, snips, shears, and press tools. Experience operating scissor lifts and boom lifts on construction sites. Strong communication skills and the ability to take direction and work effectively as part of a team. Additional Skills & Qualifications Certifications such as OSHA-10 or OSHA-30 are preferred. EPA 608 certification is preferred. Brazing certifications are preferred. Experience working on large-scale commercial projects such as hospitals, schools, data centers, base building, and interior fit-outs. Comfort working in a fast-paced, team-oriented construction environment. Demonstrated commitment to safety and quality workmanship. Why Work Here? You will gain exposure to large-scale commercial projects and benefit from a clear career path from junior-level roles to mechanic and lead mechanic positions. The organization offers training on advanced systems such as VRF, hydronics, and chilled water, helping you expand your technical expertise. You can expect stable, year-round work with overtime potential and the opportunity to build a long-term career in the mechanical trades. You will work alongside experienced foremen and union-level mechanics who provide mentorship, support, and a collaborative team culture. Work Environment You will work on active commercial construction sites, including interior fit-outs, base building projects, hospitals, schools, and data centers. The environment is fast-paced and highly collaborative, with daily interaction and coordination with plumbers, electricians, general contractor supervisors, and project managers. You will use lifts, power tools, and personal protective equipment (PPE) on a regular basis, and you will frequently work at heights using scissor lifts and boom lifts. The role requires consistent adherence to safety protocols and a strong focus on teamwork and communication in a dynamic jobsite setting. Job Type & Location This is a Contract to Hire position based out of Jackson, NJ. Pay and Benefits The pay range for this position is $20.00 - $45.00/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) Workplace Type This is a fully onsite position in Jackson,NJ.

Application Deadline This position is anticipated to close on Aug 5, 2026. About Aerotek 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.