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Test Software Development Engineer jobs in florissant USA

62 test software development engineer jobs found in florissant: showing 1 - 50

Tactical Rf Sensors Subsystem Lead Engineer
Company: Boeing |

Location: Berkeley, MO, USA

| Salary: US$136850 - 185150 per year | Date posted: 24 Aug 2026
, interfaces definition, and traceability Hardware and software development, integration, test, and validation/verification..., and software designs and interface specifications Test and validate radio frequency (RF) systems to ensure designs meet
Senior Ui/ux Engineer
Company: Leidos |

Location: Florissant, MO, USA

| Salary: US$107900 - 195050 per year | Date posted: 22 Aug 2026
and data more effectively. As a Sr. UI/IX Engineer, you will play a critical role at the intersection of user experience..., interface engineering, design, and mission needs. Youll work alongside talented software engineers, systems engineers, product
Senior Ui/ux Engineer
Company: Leidos |

Location: Hazelwood, MO, USA

| Salary: US$107900 - 195050 per year | Date posted: 22 Aug 2026
and data more effectively. As a Sr. UI/IX Engineer, you will play a critical role at the intersection of user experience..., interface engineering, design, and mission needs. Youll work alongside talented software engineers, systems engineers, product
Product Security Engineer
Company: Boeing |

Location: Berkeley, MO, USA

| Salary: US$7000 per month | Date posted: 22 Aug 2026
Product design/development Product sustainment and modification Data collection and analysis Test procedure development..., test execution and/or problem resolution Technical documentation development to meet contractual deliverable requirements
Software Test Infrastructure/sw Test Engineer (associate, Experienced, Or Senior)
Company: Boeing |

Location: Berkeley, MO, USA

| Salary: US$99450 - 134550 per year | Date posted: 22 Aug 2026
. Find your future with us. The Boeing Company is looking for Software Test Infrastructure/SW Test Engineer (Associate, Experienced... systems. This software engineer position will play a crucial role in the design, development, testing, and maintenance
Experienced Digital Engineering (de) Process Engineer
Company: Boeing |

Location: Berkeley, MO, USA

| Salary: US$100300 - 135700 per year | Date posted: 21 Aug 2026
tool and software application development and/or support, process development, and database management. Preferred.... Find your future with us. Boeing Defense, Space & Security (BDS) is seeking an Experienced Digital Engineering (DE) Process Engineer
Senior Cloud Engineer
Company: Boeing |

Location: Berkeley, MO, USA

| Salary: unspecified | Date posted: 21 Aug 2026
environments to support DoD product software development across the F/A-18 & EA-18G Mission Systems Environment located in Berkeley... candidates who have proven skills in cloud architecture, DevOps, software development, and infrastructure as code. This position
Senior Design And Analysis Engineer
Company: Boeing |

Location: Berkeley, MO, USA

| Salary: US$136850 - 185150 per year | Date posted: 20 Aug 2026
for mission processing capabilities Lead capability integration team (software, hardware, test) to release capabilities to the... with other subsystems Utilize Model Based Systems Engineering (MBSE) for hardware, software, and performance model development. Utilizes
Product Security Engineer (product Security Engineer)
Company: Boeing |

Location: Berkeley, MO, USA

| Salary: unspecified | Date posted: 20 Aug 2026
will span both hardware and software domains. Position Responsibilities: Support development programs, research efforts.... Find your future with us. Boeing is hiring for an Experienced Product Security Engineer (Integration) to join our team located
Experienced Mechanical Systems Design & Analysis Engineer
Company: Boeing |

Location: Berkeley, MO, USA

| Salary: US$103700 - 140300 per year | Date posted: 19 Aug 2026
Engineer to become part of the Boeing Test & Evaluation (BT&E) Aeronautical systems Integration & Test (ASIT) team in Berkeley..., Phantom Works & Weapons programs. The team is responsible for developing integration test assets, real-time software test
Design And Analysis Engineer (electronic Sys Design & Analy)
Company: Boeing |

Location: Berkeley, MO, USA

| Salary: US$112300 - 151800 per year | Date posted: 19 Aug 2026
and software development, integration, test, and validation/verification Tests and validates System functionality and performance... capability integration team (software, hardware, test) to release capabilities to the customer Analyze and translate customer
Sr. New Product Development Engineer, Icp
Company: Littelfuse |

Location: Hazelwood, MO, USA

| Salary: US$88500 - 137100 per year | Date posted: 19 Aug 2026
documentation, and cost estimates. Conduct product verification and validation activities, including test plan development... the design, development, testing, and commercialization of new circuit protection products. Develop and evaluate new
Lead Mission System Flying Test Bed Engineer
Company: Boeing |

Location: Berkeley, MO, USA

| Salary: US$136850 - 185150 per year | Date posted: 19 Aug 2026
. Find your future with us. Boeing Defense, Space & Security (BDS) is seeking a Lead Mission System Flying Test Bed (FTB) Engineer.... Position Responsibilities: Lead the development of test plans to support key flight test risk reduction activities Lead
Experienced Product Security Engineer (integration)***signing Bonus Potential
Company: Boeing |

Location: Berkeley, MO, USA

| Salary: US$128350 - 173650 per year | Date posted: 07 Aug 2026
. Find your future with us. Boeing is hiring for an Experienced Product Security Engineer (Integration) to join our team located... engineers to contribute to the design and development efforts for key computing assets embedded in the most advanced Boeing
Experienced Product Security Engineer (software) ***signing Bonus Potential
Company: Boeing |

Location: Berkeley, MO, USA

| Salary: US$128350 - 173650 per year | Date posted: 06 Aug 2026
. Find your future with us. Boeing is hiring for an Experienced Product Security Engineer (Software) to join our team located... and are focused on software development. Experienced Software Engineers support requirements definition, create software architectures
Lead Mechanical Engineer
Company: BioMérieux |

Location: Hazelwood, MO, USA

| Salary: US$120000 - 175000 per year | Date posted: 06 Aug 2026
and transfer to manufacturing Experience with design verification, test development, and statistical data analysis Working...Description Position Summary Local Position Summary This lead engineer works primarily with the mechanical design
Systems Engineer Sme
Company: Leidos |

Location: Florissant, MO, USA

| Salary: US$131300 - 237350 per year | Date posted: 06 Aug 2026
with other systems. Youll also be expected to provide feedback to the system technical development leads and test engineers to make.... Proficient in Python or C++ software development, automation, and system support. Experience working with Linux operating
Senior Test Engineer
Company: Leidos |

Location: Florissant, MO, USA

| Salary: US$107900 - 195050 per year | Date posted: 06 Aug 2026
looking for a passionate Senior Test Engineer to join the Chinook Program to support one of our customers applications, a critical capability... Responsibilities: Lead planning, design, development, and execution of comprehensive test strategies. Develop and maintain automated
Systems Engineer Sme
Company: Leidos |

Location: Hazelwood, MO, USA

| Salary: US$131300 - 237350 per year | Date posted: 06 Aug 2026
with other systems. Youll also be expected to provide feedback to the system technical development leads and test engineers to make.... Proficient in Python or C++ software development, automation, and system support. Experience working with Linux operating
Senior Test Engineer
Company: Leidos |

Location: Hazelwood, MO, USA

| Salary: US$107900 - 195050 per year | Date posted: 06 Aug 2026
looking for a passionate Senior Test Engineer to join the Chinook Program to support one of our customers applications, a critical capability... Responsibilities: Lead planning, design, development, and execution of comprehensive test strategies. Develop and maintain automated
Tactical Rf Sensors Subsystem Lead Engineer
Company: Boeing |

Location: Berkeley, MO, USA

| Salary: US$136850 - 185150 per year | Date posted: 05 Aug 2026
, interfaces definition, and traceability Hardware and software development, integration, test, and validation/verification... engineering (MBSE) for hardware, software, and performance model development. Utilizes MBSE for requirements development
Tactical Rf Sensors Subsystem Lead Engineer
Company: Boeing |

Location: Berkeley, MO, USA

| Salary: US$136850 - 185150 per year | Date posted: 04 Aug 2026
, and traceability Hardware and software development, integration, test, and validation/verification Radio frequency (RF) sensor..., software, and performance model development. Utilizes MBSE for requirements development, interfaces definition
Senior Digital Engineering (de) Process Engineer
Company: Boeing |

Location: Hazelwood, MO, USA

| Salary: unspecified | Date posted: 04 Aug 2026
. Find your future with us. Boeing Defense, Space & Security (BDS) is seeking a Senior Digital Engineering (DE) Process Engineer... & simulation, and manufacturing applications. Design, develop, test, and support rollout of new DE/PLM tool capabilities, oversee
Experienced Digital Engineering (de) Process Engineer
Company: Boeing |

Location: Hazelwood, MO, USA

| Salary: US$100300 - 135700 per year | Date posted: 04 Aug 2026
. Find your future with us. Boeing Defense, Space & Security (BDS) is seeking an Experienced Digital Engineering (DE) Process Engineer... & simulation, and manufacturing applications. Design, develop, test, and support rollout of new DE/PLM tool capabilities, oversee
Mid-level Backend Software Engineer
Company: Leidos |

Location: Hazelwood, MO, USA

| Salary: US$87100 - 157450 per year | Date posted: 01 Aug 2026
a Backend Software Engineer to support a highvisibility, datadriven application used across the organization for analytics... features not routine maintenance tasks Essential Responsibilities Backend Development: Design, develop, test
Cloud Engineer
Company: Leidos |

Location: Hazelwood, MO, USA

| Salary: US$87100 - 157450 per year | Date posted: 01 Aug 2026
and development. Resolves architecture implementation issues during integration and test. Provides support directly or through team...Description The Leidos Air Team team has an opening for an experienced AWS Cloud Engineer to work on a cloud
Cloud Engineer
Company: Leidos |

Location: Florissant, MO, USA

| Salary: US$87100 - 157450 per year | Date posted: 01 Aug 2026
and development. Resolves architecture implementation issues during integration and test. Provides support directly or through team...Description The Leidos Air Team team has an opening for an experienced AWS Cloud Engineer to work on a cloud
Mid-level Software Engineer
Company: Leidos |

Location: Florissant, MO, USA

| Salary: US$87100 - 157450 per year | Date posted: 01 Aug 2026
Full Stack Software Engineer to join the Chinook Program supporting an Intelligence Community customer. In this role... contribute across the entire software development lifecycle, from crafting intuitive user interfaces to building scalable backend
Mid-level Backend Software Engineer
Company: Leidos |

Location: Florissant, MO, USA

| Salary: US$87100 - 157450 per year | Date posted: 01 Aug 2026
a Backend Software Engineer to support a highvisibility, datadriven application used across the organization for analytics... features not routine maintenance tasks Essential Responsibilities Backend Development: Design, develop, test
Mid-level Software Engineer
Company: Leidos |

Location: Hazelwood, MO, USA

| Salary: US$87100 - 157450 per year | Date posted: 01 Aug 2026
Full Stack Software Engineer to join the Chinook Program supporting an Intelligence Community customer. In this role... contribute across the entire software development lifecycle, from crafting intuitive user interfaces to building scalable backend
Systems Engineer 3 (modeling & Simulation) - 6f9-modeling & Simulation
Company: LanceSoft |

Location: Hazelwood, MO, USA

| Salary: unspecified | Date posted: 01 Aug 2026
, designs and algorithms for TMP system. Collaborate with software development team to share expertise and knowledge. Drive... TMP software architecture, design and approach through: o Software process development, selection, tailoring
R -6b1bi3-design And Analysis Engineer 3 - 664-electronic Sys Design & Analy
Company: SearchPros |

Location: Berkeley, MO, USA

| Salary: unspecified | Date posted: 31 Jul 2026
for an Electronic Systems Design, Analysis, and Test Engineer for current and emerging programs across the St. Louis region, including... Berkeley, MO, Hazelwood, MO, St. Charles, MO, and Mascoutah, IL. At client, our Electrical Engineers develop and test
Design And Analysis Engineer 3
Company: LanceSoft |

Location: Berkeley, MO, USA

| Salary: unspecified | Date posted: 31 Jul 2026
opportunity for an Electronic Systems Design, Analysis, and Test Engineer for current and emerging programs across the St. Louis... and test electronic and electrical system requirements using analytical and technical skills, translate requirements
R -6j7ni3-software Engineer-vehicle Management Systems 3 - 6j0-vehicle Management Systems
Company: SearchPros |

Location: Berkeley, MO, USA

| Salary: unspecified | Date posted: 31 Jul 2026
management systems. Develops test plans and test cases for vehicle management software validation. Performs verification... technologies, tools, frameworks, and methods in vehicle management software development. Required Qualifications: - Active
Missions Systems Software Engineer - Embedded (associate, Experienced, Senior)
Company: Boeing |

Location: Berkeley, MO, USA

| Salary: US$99450 - 134550 per year | Date posted: 30 Jul 2026
software. This role will provide engineers experience in all phases of the software development life-cycle from requirements... decomposition, architecture definition, algorithm development, software development, testing including Hardware in the Loop
Mid-level Test Engineer
Company: Leidos |

Location: Florissant, MO, USA

| Salary: US$87100 - 157450 per year | Date posted: 22 Jul 2026
our nations security? Leidos is seeking an experienced Mid-Level Test Engineer to join the Chinook Program supporting.... If youre energized by solving complex technical challenges, championing quality throughout the software development lifecycle
Mid-level Test Engineer
Company: Leidos |

Location: Hazelwood, MO, USA

| Salary: US$87100 - 157450 per year | Date posted: 22 Jul 2026
our nations security? Leidos is seeking an experienced Mid-Level Test Engineer to join the Chinook Program supporting.... If youre energized by solving complex technical challenges, championing quality throughout the software development lifecycle
Experienced Systems Engineer - Product Owner
Company: Boeing |

Location: Hazelwood, MO, USA

| Salary: US$112200 - 151800 per year | Date posted: 17 Jul 2026
team, the software test team, other product owners, and the Chief Engineer on the team. This position will also require... and written communications are essential to success in this position. This role will work closely with the software development
Backend Software Engineer (experienced Or Senior)
Company: Boeing |

Location: Berkeley, MO, USA

| Salary: US$126650 - 171350 per year | Date posted: 14 Jul 2026
. Find your future with us. The Boeing Company is currently seeking BackEnd Software Engineer (Experienced or Senior) to lead our Model... implementation of current and emerging technologies, tools, frameworks and changes in regulations relevant to software development
Electronic System Design & Analysis Engineer
Company: Apollo Professional Solutions |

Location: Hazelwood, MO, USA

| Salary: US$71.42 per hour | Date posted: 10 Jul 2026
for fabrication, installation/connection, and required verification to deliver a ready-for-test setup. The equipment and software... and development System selloff/verification System test requirements analysis and development interface design Develop
Senior Guidance Navigation & Control Engineer (control Systems Analysis & Design)
Company: Boeing |

Location: Berkeley, MO, USA

| Salary: unspecified | Date posted: 10 Jul 2026
located in Berkeley, MO. The F-15 GNC team is looking for a senior GNC engineer to lead completion of critical development.... Find your future with us. The Boeing Defense, Space & Security (BDS) team is seeking a Senior Guidance Navigation & Control Engineer
Senior Mission Systems Communication, Navigation, And Identification Electrical Engineer
Company: Boeing |

Location: Berkeley, MO, USA

| Salary: US$136850 - 185150 per year | Date posted: 09 Jul 2026
and maintain hardware, software, and interface specifications Test and validate to ensure system designs meet operational... Communication, Navigation, and Identification Electrical Engineer. This position will be part of a proprietary program located
Senior Mission Systems Crew Systems Electrical Engineer
Company: Boeing |

Location: Berkeley, MO, USA

| Salary: US$136850 - 185150 per year | Date posted: 09 Jul 2026
traceability throughout the product lifecycle Design and maintain hardware, software, and interface specifications Test... Crew Systems Electrical Engineer. This position will be part of a proprietary program located in Berkeley, MO
6b1bi3-design And Analysis Engineer 3
Company: LanceSoft |

Location: Hazelwood, MO, USA

| Salary: unspecified | Date posted: 09 Jul 2026
a ready-for-test setup. The equipment and software for the CMCS is used to support all phases of platform/weapon development... requirements analysis and development System selloff/verification System test requirements analysis and development interface
Senior Mission Systems Core Processing Electrical Engineer
Company: Boeing |

Location: Berkeley, MO, USA

| Salary: US$136850 - 185150 per year | Date posted: 08 Jul 2026
Core Processing Electrical Engineer. This position will be part of a proprietary program located in Berkeley, MO..., mission computer, and overall architecture concepts. The selected engineer will work in a high-performing, cross functional
R -6b1bi3-design And Analysis Engineer 3 - 664-electronic Sys Design & Analysis
Company: SearchPros |

Location: Hazelwood, MO, USA

| Salary: unspecified | Date posted: 08 Jul 2026
for fabrication, installation/connection, and required verification to deliver a ready-for-test setup. The equipment and software.../verification System test requirements analysis and development interface design Develop electrical wiring required to adapt
Design & Analysis Engineer 3
Company: The Structures Company |

Location: Hazelwood, MO, USA

| Salary: US$72 per hour | Date posted: 07 Jul 2026
into system, hardware, and software designs and interface specifications. Designs electrical wiring required to adapt to test... articles and sub-assemblies. Performs hardware and software integration support for system development and testing
Application Software Engineer, Phantom Works (experienced Or Senior)
Company: Boeing |

Location: Berkeley, MO, USA

| Salary: US$126650 - 171350 per year | Date posted: 02 Jul 2026
, and is successful working in a multi-contract/multi-program environment. The Application Software Engineer will support the development.... Find your future with us. The Boeing Company is looking for an Application Software Engineer (Experience or Senior) to join the
Senior Guidance Navigation & Control (gnc) Engineer
Company: Boeing |

Location: Hazelwood, MO, USA

| Salary: US$142800 - 193200 per year | Date posted: 27 Jun 2026
aircraft's new product design, development, integration, and flight test with opportunities to lead in areas of flight path... & Control (GNC) Engineer to join our MQ-25 Flight Engineering team in Hazelwood, MO. This role will support the unmanned
F-15 Mission Systems Software Engineer (associate, Experienced, & Senior)
Company: Boeing |

Location: Berkeley, MO, USA

| Salary: US$99450 - 134550 per year | Date posted: 27 Jun 2026
. Find your future with us. The Boeing Company is looking for a Software Engineer (Associate, Experienced, & Senior) to join the F-15... Mission System Software Development Team located in Berkeley, MO. This position will focus on supporting the Boeing Defense