Salary Range: 91000 to 140500 (Currency: USD) (Pay period: per-year-salary)

Long Wall Company was created in 2024 to accelerate missile defense technology for the U.S. and our allies. We specialize in ballistic missile defense and are developing Cyclops, a low-cost, mass-producible interceptor. We also produce containerized launchers and offer low-cost targets for threat replication. The future of global security depends on defensive technology that redefines cost, magazine depth, and distribution to deter and defend against evolving threats. Join us.

WHAT WE LOOK FOR

Mission-Driven Problem Solvers – The problems in missile defense demand ingenuity. We want engineers who approach challenges with curiosity, embrace failure as a learning opportunity, and stay focused on delivering the best solution for the mission.

Total Ownership – We seek engineers who take full responsibility for delivering flight-ready work while recognizing that no one succeeds alone. The best engineers make their teammates better, knowing that complementary skills create force multiplication and drive mission success.

TEST AND OPERATIONS ENGINEER

Test and Operations Engineers are the end users and final guardians of Long Wall hardware and engines before testing, and of the rocket before flight. Test and Operations Engineers oversee everything from hardware testing and vehicle integration to ground systems and payload processing. As a Test and Operations Engineer, you will aid in the development, implementation, and operation of test and launch systems at our Long Beach and El Segundo facilities, our test site in Mojave, and our launch sites. Responsibilities include preparing and operating sites and hardware for engine testing, launch ground system testing, flight hardware testing, and vehicle launch. This role requires a hands-on individual with meticulous attention

RESPONSIBILTIIES:

Develop, write, and review procedures to integrate hardware and test engines, ground systems, and the launch vehicle
Perform test operations (e.g., control room operations)
Own projects to design, upgrade, build and maintain Ground Support Equipment (GSE)
Work alongside integration technicians build hardware and run operations
Prepare and participate in reviews for design, test/operations readiness, and failure/safety analysis
Lead or contribute to anomaly resolutions
Provide launch and mission operations support
Review test data and make go/no-go call on vehicle, test article, and GSE integrity
Perform final vehicle closeouts and verify hardware is go for test or flight

BASIC QUALIFICATIONS:

Minimum of 1+ years of industry, project, or research experience in test/launch operations, hardware design/development, or manufacturing
Bachelor’s degree in Chemical, Mechanical, or Aerospace Engineering (or related discipline)
Willing to travel to support test and launch operations

PREFERRED SKILLS AND EXPERIENCES:

Demonstrate success in technically focused projects involving hardware design, build, and test of support equipment (mechanical, electrical, electronic, and/or fluids)
Experienced with P&ID design and fluid instrumentation and control
High-pressure gas experience
Ability and willingness to thrive in a fast-paced, rapidly changing work environment
Experience with cryogenic systems
Experience in low-cost commercial / start-up space ventures
Experience with vehicle-level integration, test, and launch operations of flight hardware
Familiarity with AFSPCMAN 91-710 and ASME B31.3
Excellent verbal and written communications skills
Excellent organizational skills and problem-solving skills
Experience with strategic planning, project scoping, budgeting, and scheduling
Experience with generating and executing test plans

GENERAL REQUIREMENTS:

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 telepresence
Ability to pick up to 50lbs
While performing the duties of this job, the employee will typically work in an office environment
Ability to travel up to 25% of the time

ITAR Requirement

This position requires access to information protected under US export control laws, including the International Traffic in Arms Regulations and/or the Export Administration Regulations. As such, US person status (including US citizens, U.S. permanent residents, individuals granted U.S. asylum status, or individuals admitted in U.S. refugee status) is a required qualification for this position.

Equal Opportunity Employer

We are an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, protected veteran status, disability, genetics, or citizenship status (when otherwise legally authorized to work and access export-controlled data) and will not be discriminated against on the basis of such characteristics or any other status protected by the laws or regulations in the locations where we operate. We encourage applicants of all ages.

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

Growth & Insights and Company News

Headcount

6 month growth

-1%

1 year growth

-1%

2 year growth

-13%

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Long Wall

Test and Operations Engineer

About the job