Lead Application Engineer

Xometry is seeking a driven and technically minded Lead Application Engineer, Injection Molding to join our team. In this role, you'll be a critical link between our customers, sales team, and engineering efforts, supporting a diverse range of industries including aerospace, defense, commercial, automotive, industrial, and medical devices. You'll leverage your expertise in injection molding to analyze customer requests, provide crucial design-for-manufacturing feedback, and help shape custom solutions that meet our clients' needs.

Who we expect to join us

Key Responsibilities:

• Lead quoting activities for custom manufacturing jobs, including prototype, low-volume, and production runs.

• Analyze 2D/3D engineering models and drawings to define optimal manufacturing processes and sequence of operations.

• Provide DFM (Design for Manufacturability) feedback to customers and collaborate with internal teams on complex part requirements.

• Estimate manufacturing costs, considering materials, tooling, setup times, machine run times, inspection, and secondary processes.

• Source materials and services from external suppliers, optimizing for cost, lead time, and quality.

• Consolidate internal and external costs to produce accurate, timely, and competitive quotes.

• Review and assess customer RFQs to determine material needs, process plans, and production feasibility.

• Support quoting tools/process improvements and maintain daily quote log and KPI tracking.

• Mentor junior application engineers and support knowledge sharing across the team.

• Serve as a technical escalation point during quoting and order planning phases.

Required Qualifications:

• 7+ years of hands-on experience in CNC machining, manufacturing engineering, or technical quoting.

• Strong background in CNC machining technologies including:

  • 3/4/5-axis milling

  • CNC turning

  • Swiss machines

  • Live tooling lathes

  • Basic knowledge of custom tooling

• Familiarity with secondary operations: welding, grinding, EDM, finishing, and basic assembly.

• Proficient in interpreting and modifying CAD models and technical drawings.

• Solid understanding of Geometric Dimensioning & Tolerancing (GD&T).

• Strong analytical skills for evaluating DFM issues and proposing optimized manufacturing strategies.

• Proven ability to collaborate with machinists, quality engineers, and technical sales.

• Experience sourcing materials and negotiating with suppliers.

• Comfortable working with quoting software, ERP systems, and engineering databases.

• Exceptional verbal and written communication skills.

Preferred Qualifications:

• Previous leadership or mentoring experience within an engineering or quoting team.

• Background in digital manufacturing platforms or on-demand production services.

• Experience implementing or optimizing quoting workflows and tools.

• Knowledge of PLM, MES, or other manufacturing data systems.

Personal qualities

• Customer-service oriented with excellent communication skills, capable of interacting politely and enthusiastically with both customers and coworkers.

Language skills

English C1 is required

Country of location

Remote

Holiday calendar

USA holidays

Timezone

US EST - PST

_#LI-Remote