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Long Wall

Produces hypersonic testbeds and defense interceptors

Cost Accounting Manager

Full-Time
$130k - $170k/yr
Senior
Bachelor's
Long Beach, CA, USA
In PersonTravel up to 25% of the time is required.
AccountingCost & Management Accounting
No H1B Sponsorship

About the job

Requirements
  • A bachelor's degree in Accounting, Finance, or a related field.
  • At least 5 years of progressive experience in cost accounting, inventory accounting, or manufacturing accounting.
  • Strong understanding of U.S. Generally Accepted Accounting Principles applicable to inventory and manufacturing cost accounting.
  • Experience working with enterprise resource planning systems and analyzing detailed transactional and operational data.
  • Experience with physical inventories, cycle counts, inventory reserves, and inventory-related internal controls.
  • Experience developing and maintaining labor and manufacturing overhead rates, allocation methodologies, and cost pools.
  • Excellent written and verbal communication skills, with the ability to work effectively across Finance, Operations, Supply Chain, and Engineering.
  • Ability to sit or stand for extended periods of time.
  • Ability to use a computer to complete assignments.
  • Ability to communicate with individuals and groups in person, by phone, and via telepresence.
  • Ability to travel up to 25% of the time.
  • Ability to work in an office environment.
  • U.S. person status is required, including U.S. citizenship, U.S. permanent residency, U.S. asylum status, or U.S. refugee status, to access information protected under U.S. export control laws.
Responsibilities
  • Own all manufacturing cost accounting activities, including month-end close, inventory accounting, cost maintenance, labor and overhead absorption, and related account reconciliations.
  • Develop and maintain cost accounting processes, policies, controls, and documentation to support accurate and timely financial reporting.
  • Perform and communicate manufacturing cost and variance analyses, including purchase price, material usage, labor, overhead, work order, cost revaluation, and invoice-to-purchase-order variances.
  • Partner with Operations, Supply Chain, and Engineering to understand manufacturing processes, inventory flows, cost drivers, and operational performance.
  • Partner with Operations and Finance to evaluate labor and overhead rates, absorption, utilization, and other manufacturing cost drivers.
  • Monitor and improve cycle count processes, physical inventory procedures, and overall inventory accuracy with inventory and operations teams.
  • Ensure the accuracy and integrity of cost and inventory information within the enterprise resource planning system through analysis and coordination with inventory, purchasing, receiving, production, and work order processes.
  • Identify and lead improvements to cost accounting and enterprise resource planning processes as manufacturing operations and reporting requirements scale.
  • Partner with Engineering and Operations to support the accuracy of bills of material, routings, work orders, and other inputs affecting product costs.
  • Collaborate with Financial Planning and Analysis to identify key cost drivers and provide cost accounting data and analysis for budgeting, forecasting, and business planning.
  • Provide financial analysis and insights for cost reduction initiatives, sourcing decisions, manufacturing efficiency, and other operational decision-making.
  • Support the design and execution of internal controls over inventory and cost accounting.
  • Support financial statement audits and other compliance activities related to inventory, manufacturing costs, and cost accounting.
  • Support and develop Accounting team members involved in cost and inventory accounting activities.
Desired Qualifications
  • Experience within aerospace and defense, automotive, industrial manufacturing, or another complex manufacturing environment.
  • Experience establishing or improving cost accounting processes in a growing or evolving manufacturing organization.
  • Experience supporting budgeting, forecasting, and operational cost analysis.
  • Experience implementing, enhancing, or scaling enterprise resource planning cost accounting and inventory functionality.
  • Experience managing or developing accounting team members.
  • Advanced Microsoft Excel skills.
  • CPA, CMA, or another relevant professional certification.

About the company

Long Wall repurposes its rocket and ground-system heritage to serve U.S. defense needs. Its RSX is a hypersonic flight-test vehicle used to test and replicate missile threats, Ironwood is a containerized ground system for rapid, on-demand launch, and Cyclops is a surface-launched exoatmospheric interceptor designed to attack missiles in midcourse. The company focuses on government and defense applications with U.S.-based manufacturing and an integrated set of launch, test, and intercept hardware. Its goal is to strengthen national security by providing ready-to-use, deployable missile-defense testing and interception capabilities for the U.S. military.

Company Size

51-200

Company Stage

Debt Financing

Total Funding

$584.9M

Headquarters

Long Beach, California

Founded

2025

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Simplify's Take

What believers are saying

  • June 2026 Pentagon hypersonic activity validates demand for responsive test and interceptor systems.
  • Long Wall raised fresh capital in July 2026, extending runway to 2027 programs.
  • The 2025 rebrand aligned hiring and facilities around defense, improving government procurement fit.

What critics are saying

  • No public Cyclops contract was disclosed by December 2025, leaving demand unproven.
  • ABL's 2023 launch failure and 2024 fire destroyed credibility before the defense pivot.
  • SpaceX and Lockheed Martin dominate contracts; Long Wall risks becoming a niche supplier.

What makes Long Wall unique

  • Long Wall's 2025 pivot repurposed RSX and Ironwood for missile defense, not launch.
  • Cyclops targets exoatmospheric interceptors with containerized launch, aiming at low-cost magazine depth.
  • Its 160,000-plus square feet can produce over one hundred Cyclops rounds yearly.

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Benefits

Health Insurance

401(k) Retirement Plan

Remote Work Options

Paid Vacation

Paid Holidays

Flexible Work Hours

Wellness Program

Mental Health Support

Phone/Internet Stipend

Home Office Stipend

Conference Attendance Budget

Professional Development Budget

Stock Options

Company Equity

Growth & Insights and Company News

Headcount

6 month growth

-3%

1 year growth

-1%

2 year growth

-13%
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