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Salary
≈ $69k – $125k per year (Estimated)
Location
In office (Middletown)
Seniority
Middle · 4+ years exp

First seen by Alion on Oct 4, 2026.

Overview
Company
Impact
Profile match
Day & Zimmermann is a family-owned Philadelphia company providing construction and engineering, maintenance and modifications, staffing, security and defense munitions services to corporations and governments. Founded in 1901, it has a global workforce of about 32,000, annual revenue of about 2.9 billion dollars, more than 900 work locations and a footprint at 57 percent of the US nuclear fleet, with units that include American Ordnance and Mason and Hanger. It hires nuclear electrical and mechanical engineers, production operators, laboratory and quality technicians, hazmat truck drivers, RPO recruiters, network engineers and engineering interns.

Lead the Work! Solve the Challenges! Keep Production Moving!

Are you the kind of leader who can see what needs to get done, rally a team, and remove the roadblocks standing in the way? As our Development Supervisor, you’ll be at the center of the action, leading Development Technicians while coordinating with Engineering, Materials, Maintenance, Metrology, Safety, and other teams to keep people, equipment, materials, and schedules on track.This isn’t a sit-behind-a-desk supervisory role. You’ll provide hands-on leadership on the production floor, troubleshoot day-to-day challenges, coordinate resources, develop your team, and help ensure work is completed safely, efficiently, and on schedule.

If you bring manufacturing or technical experience, enjoy leading people, and thrive in an environment where every day brings a new challenge to solve, we want to hear from you!

As the Development Supervisor here's the work you'll do:

  • Coordinate daily development activities and schedules to meet customer delivery requirements. Work closely with development engineering and other support groups to identify and resolve issues involving work orders, procedures, tooling, materials, equipment and other production needs.
  • Coordinate with the materials department to ensure required materials are available for scheduled work. Track material locations and inventory and manage monthly inventory and annual property inventory requirements.
  • Provide daily direction and supervision to development technicians, including assigning work, monitoring attendance, approving time off and timesheets, and managing required training and certifications. Provide hands-on production support when needed.
  • Coordinate tool changes, equipment calibration, maintenance needs, and facility work requests to minimize downtime and ensure equipment and work areas are ready to support production.
  • Promote a safe and organized work environment by completing required inspections, shop floor audits, safety checklists, and corrective actions. Participate in safety meetings and ensure employees follow applicable procedures, work instructions and safety requirements.
  • Proactively identify and resolve issues that could impact safety, quality, production or customer delivery. Coordinate with engineering, metrology, materials, maintenance, safety and other support groups to remove barriers and maintain efficient operations.

This role is for you if you have these skills:

  • Ability to direct, coach, and hold employees accountable while maintaining positive working relationships
  • Ability to prioritize work, coordinate resources, and manage multiple production needs
  • Ability to identify potential problems, determine appropriate actions and drive issues to resolution
  • Ability to communicate effectively and work across engineering, operations, materials, maintenance, metrology, safety and other departments
  • Working knowledge of manufacturing operations, equipment, tooling, work instructions, and production processes
  • Demonstrated commitment to safe work practices, quality requirements, compliance, housekeeping and continuous improvement

And if you have these qualifications:

  • H.S. Diploma or General Education Degree (GED) Required
  • Technical education or training Preferred
  • 4+ years previous experience in a manufacturing, machining, production or technical environment Required
  • 2+ years supervisory experience Preferred
  • Must possess a valid REAL ID-compliant driver’s license, which includes the gold or black star in the upper corner OR current passport, indicating it is federally compliant.
  • A positive attitude and the ability to collaborate with team members is essential for contributing to a cohesive work environment.
  • Successful completion of a background screening process is mandated for all candidates.

Candidates may be required to satisfy additional job-related requirements, including those established and controlled by third parties, as part of the selection process.

In compliance with this state’s pay transparency laws, the salary range for this role is $61,680- $92,520. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. (The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements)

We care about our employee's and it shows!

To ensure a safe work environment while meeting the physical demands of the job, you must be able to perform the following physical and mental tasks, with or without a reasonable accommodation:

  • Visual acuity (e.g., needed to prepare and analyze data, to transcribe documents, to view a computer, to read, to inspect objects, to operate machinery.
  • Balancing (e.g. maintaining equilibrium when walking, climbing, crouching, etc.)
  • Stooping (e.g. bending the spine at the waist)
  • Reaching (e.g. reaching the arms or legs in any direction)
  • Lifting motion or lifting objects more than 25 pounds
  • Walking
  • Repetitive motion of any part of the body
  • Kneeling, crouching or crawling
  • Pushing or pulling (e.g. using a part of your body to press against something in a downward or outward direction or in a dragging or hauling motion)
  • Manual Dexterity (e.g. picking, pinching, typing, or other working that uses fingers)
  • Grasping (e.g. use of hand to apply pressure)
  • Feeling (e.g. perceiving an object’s size, shape, texture, etc.)
  • Climbing (e.g. ascending/descending ladders, stairs, scaffolding, ramps, pole, etc. using feet and legs and hands/arms to climb)
  • Hearing
  • Talking
  • Capacity to think, concentrate and focus for long periods of time.
  • Ability to read complex documents in the English language.
  • Capacity to reason and make sound decisions.
  • Ability to write complex documents in the English language.
  • Capacity to express thoughts orally.
  • Expertise in: EXCEL, WORD, CADD (Revit/Bentley)
  • Ability to wear a mask, respirator, bullet proof vest, or other equipment.
  • Ability to regularly perform all job functions at Company’s office or worksite.
  • Ability to withstand environmental conditions (e.g. extreme heat or cold, grass, wind, sand, fumes, odors, gases, extreme noise, etc.)

Ready to join our mission? We're eager to connect with you!

-Talent Acquisition Partner: Fantasia Jacobs-Fuller

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