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Salary
≈ $34k – $78k per year (Estimated)
Location
In office (Chelsea)

Confirmed on the employer's own hiring board on Oct 15, 2026. First seen by Alion on Apr 8, 2026. Trexon scores C on the Alion truth index.

Overview
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Trexon is a Boston, Massachusetts-based group of specialty connectivity manufacturers that designs and builds high-performance cable, connectors, cable assemblies, wire harnesses and system integration products for demanding environments. Established by Audax Private Equity, it brings together brands including Cicoil, The First Electronics Corporation, Qualastat, CEPA, ICS, Conex Smart and 603 Manufacturing, with sites in several US states serving missile, military aviation, ground vehicle, subsea, space, medical and quantum computing applications. It hires production assemblers, solderers, technicians, QC inspectors, engineers and business development staff.

Molding Technician

Job Description

Reports To: Molding Supervisor

Direct Reports: None

Pay Range:  $18.00 - $25.00 

Position Summary

The First Electronics Corporation (FEC) specializes in the manufacture of over-molded, extra flexible, multi-conductor, fully EMI-shielded cable assemblies, harnesses and electro-mechanical assemblies custom built for military applications and harsh environments. FEC also produces electro-mechanical assemblies and systems for custom applications, all with no minimum quantity requirements. FEC is AS9100D and IPC/WHMA-A-620 Certified.

The First Electronics Corporation’s Molding Technician will be responsible for setting up, operating, and maintaining molding machines to over-mold electrical cable harnesses and components. This position is also responsible for the assembly and manufacturing of various types of cables used in electrical and electronic systems and for ensuring the quality and functionality of the cables produced are up to standards.

The First Electronic Corporation’s Molding Technician is a respectful, team-player that works well with diverse internal team members. This position is ambitious, self-motivated, results-driven, and demonstrates problem solving skills with sound judgment. This role is responsive, accessible, self-motivated, and detail oriented.

Minimum Qualifications

Experience:  Prior experience with cable manufacturing or working with rubber materials, cable types, connectors, and electrical components is desired but not required. The company will train in all duties required to perform the essential functions of the job.

Knowledge: No prior knowledge is required. Training will be provided on reading electrical schematics, blueprint drawings, and internal FEC/Trexon processes and systems. 

Skills: We look for team members who demonstrate attention to detail, patience, and manual dexterity, pride of workmanship and an ability to understand training principles for proper cable and wire manufacturing techniques.

Essential Position Duties

  • Perform the assembly of cables according to specific work instructions, engineering drawings, or diagrams. 
  • Set up and start up molding machines using appropriate rubber materials such as polyurethane and elastomers.
  • Document mold changes and machine adjustments.
  • Operate various tools, machinery, and equipment required to over-mold cable assemblies, including heat guns and molding presses.
  • Ensure proper handling and maintenance of equipment to maximize productivity and safety.
  • Follow all safety guidelines, procedures, and regulations to prevent accidents and ensure a safe working environment. Comply with company policies and quality management systems.
  • Ensure cables meet quality standards and specifications.
  • Identify any defects or issues, such as loose connections, improper soldering, or damaged insulation, to maintain the integrity of the final product.
  • Maintain and create a clean, uncluttered environment that reduces waste and optimizes productivity by following the 5S steps: sort, set in order, shine, standardize, and sustain.

Other responsibilities, initiatives and ad-hoc projects as required.

Physical Requirements

The physical demands described here are representative of those that must be met to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. While performing the duties of this job, the employee is regularly required to stand, walk, sit, and talk or hear. The employee must occasionally lift and/or move up to twenty-five (25) pounds. The employee must occasionally crouch, stoop, or reach. Specific vision abilities required by this job include close vision, color vision, depth perception and ability to adjust focus. The noise level in the work environment is usually moderate.

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