791 Senior Software Testing Engineer jobs in Los Angeles,CA

Recommended

Apply Directly

Test Engineer, Senior

BOOZ, ALLEN & HAMILTON

El Segundo, CA 90245

RemoteUrgently HiringEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

7+ years of experience supporting DoD T & E activities
7+ years of experience performing T & E of space systems
5+ years of experience performing T & E of software systems
Experience working with programs to successfully enter and exit assembly integration and test milestones
Experience working in a collaborative team environment, developing test strategies, plans, reports, or briefings, and participating in test execution, verification, or analysis
Experience using Microsoft Office programs such as Word, Excel, PowerPoint, and Outlook
Ability to communicate and establish collaborative relationships with government clients, Federally Funded Research and Developmental Centers (FFRDC), and associate contractor teammates to achieve program goals
Ability to work collaboratively and independently, demonstrating initiative to complete complex tasks
Secret clearance
Bachelor's degree in an Engineering, Mathematics, or CS field

SmartExplore AI is experimental.

New, Posted 3 hours ago

Recommended

Apply Directly

Senior Software Engineer

3DEO

Torrance, CA 90503

~ 24 min OnsiteUrgently Hiring

Strong programming skills in C++, Rust, or Python
Experience with computational geometry, 3D data structures, or mesh processing
Familiarity with additive manufacturing toolchains or CNC-style toolpath generation
Ability to work in a cross-functional RD environment with hardware and process teams
Comfortable building production-grade software in a fast-paced, iterative setting
Experience with continuous integration (CI) pipelines, static code analysis, and unit testing
Bachelors degree in Computer Science, Software Engineering, or related technical field required
5+ years of experience in software development
With at least 12 years in a manufacturing, robotics, or 3D graphics setting

SmartExplore AI is experimental.

Recommended

Apply Directly

Senior Manufacturing Engineer, Integration & Test

Relativity Space

Long Beach, CA 90805

~ 29 min OnsiteUrgently Hiring

Degree in engineering or a related technical field, with 6+ years of hands-on experience building and testing hardware in a manufacturing or integration environment
Own hardware from design release through build, test, and delivery for engine or vehicle systems, taking full responsibility for execution readiness and product quality across subassemblies and integrated systems
Develop and release detailed build flows, work instructions, and test procedures to enable repeatable, high-quality execution across first builds and maturing programs
Support first article builds in a fast-paced environment, focusing on manufacturability, repeatability, and quality, while developing scalable processes that enable a smooth ramp to higher production rates
Provide hands-on floor support during build and test, resolving issues in real time, incorporating technician feedback, and driving continuous improvement across hardware flow and process discipline
Coordinate across design, supply chain, production, and test teams to ensure part readiness, tooling availability, schedule alignment, and smooth handoffs between build stages
Contribute to the development of long-term manufacturing systems and infrastructure, including tooling strategies, ERP/MES workflows, and production documentation standards
Skilled at investigating hardware issues, resolving non-conformances, and driving root cause analysis with corrective actions implemented effectively
Familiar with general assembly and test procedures, including tolerance stack-up analysis, structural proof testing, and pressurized leak checks
Comfortable interfacing across design, manufacturing, supply chain, and test teams to ensure hardware quality and schedule alignment
Self-starter who can define and roll out new processes from scratch, working collaboratively with technicians, engineers, and external vendors
Proficient in GD&T;, CAD, and basic design or test analysis, with experience in at least two of the following: LOX cleanliness, leak checking, sensor checkouts, tube bending, tool design, crane operations, or subassembly builds

SmartExplore AI is experimental.

New, Posted 3 hours ago

Apply Directly

Senior Mechanical Engineer

3DEO

Torrance, CA 90503

~ 24 min OnsiteUrgently Hiring

Bachelors degree in Mechanical Engineering or a related field required
Minimum of 6 years of experience in mechanical design, machine development, or automation
Proficiency with SolidWorks or similar CAD software, including assemblies, tolerancing, and CNC-ready design
Strong understanding of motion components, linear guides, actuation, and mechanical fasteners
Proven ability to build and integrate electromechanical systems in a lab or production environment
Hands-on experience sourcing components
Effective collaboration with cross-functional teams in a fast-paced RD setting
Regularly works in an engineering lab and machine build environment
Must be able to sit, stand, and perform hands-on work at machines and workbenches
Occasionally required to lift and move up to 50 pounds

SmartExplore AI is experimental.

Recommended

Apply Directly

Senior Test Systems Engineer

Raytheon

Los Angeles, CA 90011

OnsiteUrgently HiringFlexible ScheduleHealth InsurancePaid Time OffRetirement Benefit

Active and transferable U.S. government issued security clearance is required prior to start date
U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance
DoD Clearance: Secret
Active and existing security clearance required on day 1
Typically requires a bachelor's degree in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of five (5) years' prior relevant engineering experience OR an advanced degree and 3 years of relevant engineering experience
Experience in Systems Engineering with an emphasis on test requirements development, test methodologies, test requirements documents, integration, verification, and/or validation for test
Experience with developing, decomposing, and managing system requirements across a product lifecycle such as design and transition to production
Knowledge of Model Based Engineering processes, techniques, and tools (Rhapsody and IBM Rational Model Manager and/or Cameo Systems Modeler with understanding of Systems Modeling Language (SysML)
Experience with test related activities throughout the product lifecycle
The ability to obtain and maintain a U.S. government issued security clearance is required

SmartExplore AI is experimental.

Recommended

Apply Directly

Sr Manufacturing Engineer, Integration & Test, Second Shift

Relativity Space

Long Beach, CA 90805

~ 29 min OnsiteUrgently Hiring

Degree in engineering or a related technical field, with 5+ years of hands-on experience building and testing hardware in a manufacturing or integration environment
Own hardware from design release through build, test, and delivery for engine or vehicle systems, taking full responsibility for execution readiness and product quality across subassemblies and integrated systems
Develop and release detailed build flows, work instructions, and test procedures to enable repeatable, high-quality execution across first builds and maturing programs
Support first article builds in a fast-paced environment, focusing on manufacturability, repeatability, and quality, while developing scalable processes that enable a smooth ramp to higher production rates
Provide hands-on floor support during build and test, resolving issues in real time, incorporating technician feedback, and driving continuous improvement across hardware flow and process discipline
Coordinate across design, supply chain, production, and test teams to ensure part readiness, tooling availability, schedule alignment, and smooth handoffs between build stages
Contribute to the development of long-term manufacturing systems and infrastructure, including tooling strategies, ERP/MES workflows, and production documentation standards
Skilled at investigating hardware issues, resolving non-conformances, and driving root cause analysis with corrective actions implemented effectively
Familiar with general assembly and test procedures, including tolerance stack-up analysis, structural proof testing, and pressurized leak checks
Comfortable interfacing across design, manufacturing, supply chain, and test teams to ensure hardware quality and schedule alignment
Self-starter who can define and roll out new processes from scratch, working collaboratively with technicians, engineers, and external vendors
Proficient in GD&T;, CAD, and basic design or test analysis, with experience in at least two of the following: LOX cleanliness, leak checking, sensor checkouts, tube bending, tool design, crane operations, or subassembly builds

SmartExplore AI is experimental.

Recommended

Apply Directly

Senior Systems Engineer (ONSITE)

Collins Aerospace

El Segundo, CA 90245

~ 23 min OnsiteUrgently HiringFlexible ScheduleEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

Active and transferable U.S. government issued security clearance is required prior to start date
U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance
Security Clearance Type: Secret - Current
Active and existing security clearance required on day 1
Working knowledge of Model-Based Systems Engineering (MBSE)
Experience in Agile development and usage of Agile framework tools such as JIRA/Confluence
Proficient in DOORS NG
Working knowledge of SE fundamentals with ability to work with all engineering disciplines and program management
Familiarity with EVMS, ETCs, and ECPs
Ability to visualize system functionality, to create block diagrams, and to analyze system performance via analysis of customer requirements specification
Working knowledge of industry standards such as MIL-STD-810, MIL-STD-461, MIL-STD-704, for airworthiness, ARINC and RTCA standards are preferred
Experience in System, Software, and hardware Requirements management/traceability/allocation
Experience in RF signal processing
Experience with commercial test equipment (e.g. DMM, Oscilloscope, Signal Generator, Spectrum Analyzer, Logic Analyzer
Experience working in a Development, System Test and Sell-off, involving Hardware/Software
Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 5 years prior relevant experience or an Advanced Degree in a related field and minimum 3 years of experience

SmartExplore AI is experimental.

Apply Directly

Senior Systems Engineer (ONSITE)

RTX

El Segundo, CA 90245

~ 23 min OnsiteUrgently HiringFlexible ScheduleEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

Active and transferable U.S. government issued security clearance is required prior to start date
U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance
Security Clearance Type: Secret - Current
Security Clearance Status: Active and existing security clearance required on day 1
Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 5 years prior relevant experience or an Advanced Degree in a related field and minimum 3 years of experience
Working knowledge of Model-Based Systems Engineering (MBSE)
Experience in Agile development and usage of Agile framework tools such as JIRA/Confluence
Proficient in DOORS NG
Working knowledge of SE fundamentals with ability to work with all engineering disciplines and program management
Familiarity with EVMS, ETCs, and ECPs
Ability to visualize system functionality, to create block diagrams, and to analyze system performance via analysis of customer requirements specification
Experience in System, Software, and hardware Requirements management/traceability/allocation
Experience in RF signal processing
Experience with commercial test equipment (e.g. DMM, Oscilloscope, Signal Generator, Spectrum Analyzer, Logic Analyzer
Experience working in a Development, System Test and Sell-off, involving Hardware/Software

SmartExplore AI is experimental.

New, Posted 1 day ago

Recommended

Apply Directly

Test Automation Engineer

Hadrian

Los Angeles, CA 90011

OnsiteUrgently HiringHealth InsuranceRetirement Benefit

5+ years in test engineering, ATE/EOL development, hardware bring-up, or manufacturing test
Proven track record taking at least one test station or automated test platform from requirements through production commissioning
Strong electrical test and measurement fundamentals: accuracy, uncertainty, grounding, shielding, isolation, calibration, and safety
Hands-on experience with Python, LabVIEW, TestStand, or equivalent automated test frameworks
Practical knowledge of MSA/Gauge R&R;, Cpk, SPC, false reject rate, and root cause analysis across design, fixture, software, and supplier failure modes
Bachelor's degree in EE, Electronics, Mechatronics, Physics, or related STEM - or equivalent direct experience
ITAR requirements: U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State

SmartExplore AI is experimental.

Apply Directly

Sr Manufacturing Engineer (Panels)

Howmet Aerospace

Torrance, CA 90505

~ 24 min OnsiteUrgently HiringFlexible ScheduleHealth InsurancePaid Time OffRetirement Benefit

Bachelor's degree in engineering from 4-year university
Minimum 5 years of experience in engineering
Employees must be legally authorized to work in the United States. Verification of employment eligibility will be required at the time of hire. Visa sponsorship is not available for this position
This position is subject to the International Traffic in Arms Regulations (ITAR) which requires U.S. person status. ITAR defines U.S. person as an U.S. Citizen, U.S. Permanent Resident (i.e. 'Green Card Holder'), Political Asylee, or Refugee
Must be able to work on site in Torrance, California. Remote work not considered.

SmartExplore AI is experimental.