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Remote Senior Estimator & Manufacturing Process Engineer (Aerospace & Defense)

Arena Family of Companies
Hayward, CA Remote Full Time
POSTED ON 4/4/2026
AVAILABLE BEFORE 5/2/2026

Join a premier precision manufacturing leader with over 60 years of excellence supporting aerospace, defense, medical, telecommunications, and industrial customers and known for technical mastery, reliability, and flawless execution in environments where quality, traceability, and repeatability are non-negotiable. With repeat customers and new contract-driven growth, you’ll enjoy stability, meaningful work, and opportunities to tackle challenging, high-impact projects.


As a true one-stop shop, the organization combines laser cutting and welding, CNC forming, robotic machining, finishing, and integrated electromechanical assembly under one roof. This vertically integrated approach delivers tighter process control, faster turnaround, and superior results across complex, high-mix production.


Why This Role?

  • Comprehensive Benefits Package: Includes medical, dental, vision, 401(k), and performance-based bonuses.
  • Generous PTO: Paid holidays, vacation time, and personal days to support work-life balance.
  • Remote Flexibility: Fully remote, providing the flexibility to balance high-impact work with personal responsibilities while staying connected to cross-functional teams.
  • State-of-the-Art Manufacturing Technology: Operate in a modern, well-equipped facility featuring CNC laser cutting, laser welding, robotic machining, CNC forming, and in-house powder coating.
  • Established & Stable Organization: Operating for over 60 years, it offers long-term stability and a proven track record in precision manufacturing.
  • Trusted Aerospace & Defense Supplier: Supporting mission-critical programs for aerospace, defense, medical, and telecommunications customers with strict quality, documentation, and compliance requirements.
  • Dynamic, Growth-Driven Environment: Rapidly expanding production driven by new contracts, creating immediate opportunities for impact and career growth.
  • High-Stakes, High-Tech Projects: Support mission-critical programs where precision, documentation, and compliance are mandatory.
  • High-Mix, Low-Volume Production: Work on a wide variety of complex parts, ideal for professionals who enjoy technical problem-solving and ownership of challenging work.
  • Repeat, Loyal Customers: Work for an organization where clients return year after year, reflecting trust, reliability, and consistent delivery.
  • Quality-Driven Culture: Strong emphasis on first-article inspections, traceability, disciplined process control, and ISO-aligned quality systems.
  • Superior Process Control: Vertical integration allows faster turnaround, tighter tolerances, and consistent quality across complex, high-mix production.
  • One-Stop Manufacturing Model: Vertically integrated operations under one roof, reducing handoffs and improving speed, quality, and accountability.
  • Engineering Collaboration: Close partnership between production, engineering, and quality teams to optimize manufacturability and process efficiency.
  • Team-Oriented Work Environment: Clean, organized, and deadline-driven shop floor with structured workflows and clear expectations.
  • Prime Location: Strategically located in the Bay Area with access to a strong industrial ecosystem.


What You’ll Do:

  • Generate precise, high-stakes quotes for sheet metal parts, weldments, machined components, and assemblies in a fast-paced, high-mix environment.
  • Analyze engineering drawings, specifications, and BOMs to determine materials, labor, and production requirements.
  • Collaborate with engineering, purchasing, scheduling, and production to resolve technical questions and optimize estimates.
  • Obtain, evaluate, and integrate vendor/sub-tier quotes to ensure cost-effective and accurate proposals.
  • Apply Inland’s quoting processes and ERP systems to deliver consistent, error-free, and traceable estimates under tight deadlines.


What You Bring:

  • 3 years of estimating or process engineering experience in sheet metal fabrication, weldments, or integrated assemblies.
  • Deep technical knowledge of fabrication, machining, welding, and assembly processes, including cost drivers and production challenges.
  • Strong proficiency with Excel, ERP software, and quoting modules to manage complex estimates efficiently.
  • Exceptional attention to detail with strong analytical and problem-solving skills; errors are not an option.
  • Effective technical communicator and collaborator, capable of explaining complex processes clearly to cross-functional teams.

Salary : $85,000 - $100,000

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