MRP/Inventory Analyst

Trimascorp.16

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El Cajon, CA, US Until 9/21/2026 2+ years exp First posted July 23, 2026 Last posted July 23, 2026
Job description

MRP/Inventory Analyst

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 an MRP/Inventory Analyst 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

Principal Responsibilities
Responsible for analyzing inventory data, forecasting demand, optimizing stock levels, conducting audits, and coordinating with procurement, logistics, and warehouse teams to maintain efficient inventory operations.
Inventory Analysts ensure inventory levels meet business needs while minimizing costs. They use data analysis, forecasting, and inventory management systems to support operational efficiency. 

Duties:
Analyze inventory statistics to determine product performance
Monitor and optimize stock levels to prevent overstock and stockouts
Forecast future inventory needs using sales trends and historical data
Conduct regular inventory audits and reconcile discrepancies
Place inventory orders, track shipments, and allocate stock to departments
Prepare and present inventory reports to management
Collaborate with procurement, logistics, and sales teams to coordinate replenishment
Implement inventory control protocols and improve inventory processes
Identify and resolve ERP data quality issues affecting inventory and cost accuracy
Responsible for min/max, safety stock and reorder parameters
Perform other duties as assigned

Knowledge, Skills and Abilities:
Strong analytical, mathematical, and problem‑solving skills
Strong understanding of ERP and general understanding of MRP
Proficiency with spreadsheets, databases, and inventory management or ERP systems
Excellent communication, organization, and attention to detail
Intermediate Excel skills. Advanced skills a plus
Strong organizational skills, ability to multitask and meet deadlines
Experience in inventory management
Experience in cycle counting, including establishing ABC analysis and blind counts
Experience in physical inventory counts
General understanding of financial impact of inventory adjustments
Ability to adapt promptly to any change in working condition and to get problems resolved
Ability to perform excellently even when under work pressure, especially in times when shipment or inventory deliveries are forgotten or delayed
Possess effective verbal and written communication skills
Ability to relate across departments connected to the warehouse, and with other members of staff within working environment
Ability to handle several tasks simultaneously and get them resolved without issues
Required to sit for long periods of time. 
Occasionally lift and/or move up to 15 pounds
Ability to multi-task priorities and workload
Ability to work as a team

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

Qualifications

Minimum Education/ Experience:

Bachelor’s degree in Supply Chain Management, Business Administration, Statistics, or related field preferred
2-5 years experience in manufacturing or warehouse environment required
Preferred skills: Experience in SQL, Python, and Power BI

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 $28.00 - $34.00. 

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.

About this role

Summary

Analyze inventory data, forecast demand, optimize stock, and coordinate with teams.

Job title

MRP/Inventory Analyst

Experience level

2-5 years

Minimum experience

2+ years exp

Industry

manufacturing

Location requirements

On-site in El Cajon, CA; no remote work allowed.

Salary

$28k–$34k

Management role

No

Skills & keywords

Required skills

ERPinventory managementExcelproblem-solvingcommunication

Preferred skills

SQLPythonPower BI

Specializations

inventory managementERPforecastingdata analysiscycle counting
Locations

Structured locations inferred from the posting.

El Cajon, CA, USA

On-site City