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Master Scheduler Supervisor

TriMas Corporation
medical insurance, dental insurance, life insurance, vision insurance, paid time off, sick time
United States, California, El Cajon
Jul 01, 2026

Master Scheduler Supervisor

Company: RSA Engineered Products LLC

Primary Location: 1451 N Johnson Ave, El Cajon, CA 92020 USA

Workplace Type: On-site

Employment Type: Salaried | Full-Time

Function: Material Control / Logistics

Equal Opportunity Employer Minorities/Women/Veterans/Disabled

Main Duties & Responsibilities

Summary:
PennAero is hiring a Master Scheduler Supervisor at our Weldmac Manufacturing location in El Cajon, CA. Weldmac Manufacturing delivers complex formed and welded metal assemblies for aerospace, defense, space launch, and power-generation applications. Since 1968, Weldmac has combined heavy forming, CNC machining, advanced welding, and laser processing to solve large-scale fabrication challenges with repeatable precision.

About PennAero:
PennAero is a leading manufacturer of highly engineered fasteners and specialized components for critical aerospace, defense, space, and advanced energy applications. We partner with customers to solve their most complex challenges, bringing technical depth and disciplined, agile execution when it matters most. Experience guides our growth-strengthening capabilities and expanding our global platform as markets evolve. To learn more about PennAero's capabilities and commitment to aerospace excellence, visit https://pennaero.com

SUMMARY
This occupation requires a broad background in
manufacturing and supply chain management, as well as the ability to analyze
data and collaborate with various departments to ensure production targets are met.
Responsible for creating and maintaining numerous production schedules that meet
customer demand, ensure efficient use of resources, and optimize shop
utilization levels. In addition, this
role will be leading and mentoring the Production Planning Team as their
supervisor. Provides technical support to operations, customers, suppliers, and
program managers as needed. Support and lead special process and customer
audits. Provide leadership, training and coaching to others as required.

RESPONSIBILITIES
Plan, promote, and organize required training activities for all direct employees to perform their assigned jobs effectively.
Create development plans for the team and provide constructive performance feedback.
Prepares employee performance evaluations and conducts performance reviews. Outlines training plans and career prospects.
Administers company policies in hiring, promoting, disciplining and other related areas requiring guidance in conjunction with Human Resources and Management.
Maintain the Master Schedule, create and update jobs for production.
Coordinate planning for machines based on job releases and customer demand.
Customer liaison, interface with customers on schedule changes and problems. The employee has the ability to address and resolve various customer issues.
Manage proper flow of production orders on shop floor to accurately and efficiently support through-put and costing process.
Dispute or verify shipments to customers.
Investigate production delays to enhance better systems and processes.
Contribute to produce and ship monthly sales.
Provides data on monthly sales and yearly sales commitments.
Schedule the manufacturing of all finished goods and WIP material in accordance with product forecast, customer demands and inventory demand levels.
Communicate with Engineering, Production Management and Operations regarding delivery schedules to assure customer satisfaction.
Attain a level product/commodity knowledge and attain a level of awareness of supplier operations as they pertain to the schedule.
Identify and evaluate critical program milestones, integrated master schedules, detail and sub-assembly dependencies.
Production Order Maintenance
Review and respond to MRP Messages
Monitor available capacity and alert Leadership when capacity doesn't match needs.
Reviews Production schedules and plant capacity data to ensure product completion per customer requirements.
Monitor and control material movements to maintain the integrity of production schedules.
Collaborate with purchasing, quality control, production and management teams to coordinate the flow of materials and finish products throughout the supply chain.
Work with operations and manufacturing team to identify and address any bottlenecks or other issues that may impact production schedules.
Analyze production data to identify trends and opportunities for improvement.
Perform other related duties as assigned.

This role is required to be on-site 5 days at the El Cajon, CA location.


Qualifications

EXPERIENCE AND QUALIFICATIONS

Broad background in a manufacturing environment. Knowledge of fabricated metal parts and supplies.
Knowledge of blueprints.
Ability to work as a team.
Proficient in Microsoft Office with intermediate to advanced skills in excel.
Strong communication skills.
Preferred: BS or BA degree from 4 - year college or university.
Required: High School Degree with related experience and/or training
Strong organizational skills, ability to multitask and meet deadlines.
Strong understanding of MRP.
Familiarity with scheduling tools such as waterfall charts.
Scheduling and managing outside process suppliers.

This role involves access to technical data and/or hardware subject to U.S. export control laws and regulations, including the International Traffic in Arms Regulations (ITAR) and the Export Administration Regulations (EAR). In order to comply with these laws, employment is contingent upon verifying your status as a "U.S. Person" as defined by 22 C.F.R. * 120.15, or obtaining any required government authorization.

Compensation

In compliance with all states and cities requiring transparency of pay, the expected pay range for this position is $136,000 - $141,000.

Compensation can vary depending on several factors, including a candidate's qualifications, skills, experience, competencies, and geographic location. Some roles may qualify for extra incentives like equity, commissions, or other variable performance-related bonuses. Further details will be provided by our recruiting team during the interview process.

Benefits

Benefit offerings include Medical Insurance and Prescription Drugs, Dental Insurance, Vision Insurance, Flexible Spending Accounts, Life Insurance, Short-Term Disability, Long-Term Disability Insurance (for eligible employees), Employee Assistance Plan (EAP), Paid Time Off (may include vacation and sick time), Retirement Program, and Other Voluntary Benefits.

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