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As a Senior Fullstack Engineer on our EPO team, you will be instrumental in architecting and delivering modern, visualization-rich web applications that support our educational and public science initiatives. Your work will directly impact products ranging from interactive classroom investigations to rich astronomical visualizations and Rubin's public-facing websites.

YEAR

National Optical Astronomy Observatory

Senior Full stack Engineer (Software Engineer III)

To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. Rocket Lab’s Space Systems division builds complete spacecraft, precision payloads to the components and subsystems that allow them to thrive in space including solar panels, flight software, star trackers, optical systems, separation systems, and radios.

Rocket Lab USA

Senior Systems Engineer I

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Experience and working knowledge of developmental test process, test set-ups and integration, test equipment design with transition to the factory, and verification / validation of product hardware using proven test systems, methodologies, and techniques. • Utilize knowledge of models, simulations, test beds, prototypes, hardware integration, hardware manufacturing, warfighter (User) methodologies, embedded test protocols, and full-scale Engineering Development Models (EDM’s).

Associates Systems

DOORS Systems Engineer

Experience with the functionalities of Test Systems Engineering or equivalent Engineering experience for both hardware and test software development, integration, verification, validation, and maintenance activities within production, manufacturing, product qualification environments. • Typically requires a Bachelor's Degree in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of ten (10) years’ prior relevant experience OR an advanced degree and 8 years of experience.

Lead Test Systems Engineer

Experience with Model Based Engineering processes, techniques, and tools (Rhapsody and IBM Rational Model Manager and/or Cameo Systems Modeler/Enterprise Architect and Teamwork Cloud preferred, and experience with Systems Modeling Language (SysML), and/or Unified Modeling Language (UML). You will apply your knowledge of the subsystem and?collaborate?with other Engineering disciplines to?develop?and implement the subsystem model using Model Based System Engineering?tools?and methods.

HOUR

Butler America Aerospace LLC

Senior Test Systems Engineer P4

Rincon Research Corporation (RRC), an employee-owned company, is seeking an Advanced Systems Engineer to work in a multi-disciplinary R&D environment with similarly motivated electrical engineers, mathematicians, computer scientists, and analysts who are collectively responsible for creating custom digital signal processing solutions and leveraging them to make an operational mission impact. At Rincon Research Corporation, our primary business is innovating, developing, and fielding digital signal processing (DSP) products and services for the United States Defense and Intelligence Communities in support of national security.

Rincon Research Corp

Advanced Systems Engineer

PART_TIME

As a Senior Fullstack Engineer on our EPO team, you will be instrumental in architecting and delivering modern, visualization-rich web applications that support our educational and public science initiatives. Your work will directly impact products ranging from interactive classroom investigations to rich astronomical visualizations and Rubin’s public-facing websites.

AURA NSF Centers

Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. Apply or develop highly advanced technologies, scientific principles, theories, and concepts to the systems integration of fuzing, ignition, and safety devices for integration into missile systems and space vehicles.

Principal Engineer – Fuze & Initiation Systems

Senior Engineer – Electrical Fuze & Initiation Systems

Assignments may include supporting programs with IMU selection, testing of IMUs, analysis of IMU performance, interface with IMU suppliers, developing and documenting IMU requirements and test plans; peer reviews of designs as a subject matter expert; presentations to peers, management, and government customers; and root-cause failure investigations. The Advanced Effector Guidance Systems (AEGS) Department develops guidance section electronics architectures for development programs, supports subsystem analyses, integration and test, provides program leadership as well as GPS/IMU support.

RTX Corp

Principal Navigation/IMU Engineer

As a Senior Software Engineer, you'll be a key technical leader, shaping software architecture, solving complex engineering challenges, and helping drive the evolution of critical application capabilities. Partner with Product Owners and development team members to manage sprint priorities, remove impediments, and support the timely delivery of high-quality software capabilities.

SAIC is a premier Fortune 500® technology integrator driving our nation's digital transformation. Our robust portfolio of offerings across the defense, space, civilian, and intelligence markets includes secure high-end solutions in engineering, IT modernization, and mission solutions. Using our expertise and understanding of existing and emerging technologies, we integrate the best components from our own portfolio and our partner ecosystem to deliver innovative, effective, and efficient solutions that are critical to achieving our customers' missions.

We are a team of 26,000 strong driven by mission, united purpose, and inspired by opportunity. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $7.1 billion. For more information, visit saic.com.

Leidos Holdings Inc

Senior Software Engineer

Location: Tucson, Arizona | 100% Onsite Company: Legion Technical Solutions (LTS) Advance Your Career in Mission-Critical Engineering Legion Technical Solutions (LTS) is seeking a talented Senior Software Engineer – Test Equipment to support advanced defense technology programs in Tucson, Arizona. Required Qualifications Bachelor's degree in Science, Technology, Engineering, or Mathematics (STEM) with 5+ years of relevant experience , or an advanced degree in a related field with 3+ years of relevant experience .

Legion Technical Solutions

Software Test Equipment Engineer 2

FULL_TIME

As a member of a multidisciplinary engineering team, you will design and develop Windows-based software solutions used in engineering laboratories, production environments, and system integration facilities. Bachelor's degree in Science, Technology, Engineering, or Mathematics (STEM) with 5+ years of relevant experience , or an advanced degree in a related field with 3+ years of relevant experience .

Legion Technical Solutions LLC

You possess a good understanding of all facets of system definition, integration, and certification and have a knowledge of aircraft systems and interfaces (e.g., electrical, hydraulic, avionics, autoflight). You have the ability to work with limited supervision, be organized, a team player, and a self-motivated person, be Customer focused, and be able to work under pressure.

Kaleidoscope Animations (Inactive)

Fly-By-Wire & Secondary Control System Engineer

The engineer will work closely with software engineering, systems engineering, DevSecOps, test engineering, security, architecture, program management, and customer stakeholders to plan, execute, troubleshoot, and validate complex system integrations. October 15, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Everything we do is built on our commitment to do the right thing for our customers, our employees, and our communities. Learn more about the values and culture that are the foundations of our business.

Leidos

Senior Systems Integrator Engineer

Leads major engineering initiatives across classified environments-including upgrades, redesigns, segmentation enhancements, secure communications improvements, and WAN/transport modernization-and drives simplification, resiliency, and modernization across engineering processes and systems. Provides strong team leadership through mentoring engineers and junior technical staff, developing training plans to strengthen technical capability, and owning the refinement and creation of engineering SOPs, processes, and best practices.

Network Operations Engineer (SME/Technical Advisor), Tucson, AZ - Onsite

In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts.

StratAcuity Staffing Partners Inc

Full Stack Software Engineer

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate's work experience, location, education/training, and key skills.

Electrical Engineer II - Test

Typically requires a Bachelor's degree in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of five (5) years of prior relevant experience OR an Advanced degree and three (3) years of relevant experience. As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

Senior Electrical Engineer-Test

Legion Technical Solutions (LTS) Location: Tucson, Arizona | 100% Onsite Position Level: Principal / Senior-Level Engineering Build Advanced Software Solutions for Mission-Critical Defense Systems Legion Technical Solutions (LTS) is seeking an experienced Principal Software Engineer – Test Equipment to support advanced defense technology programs in Tucson, Arizona. Required Qualifications Bachelor's degree in Science, Technology, Engineering, Mathematics (STEM), or a related technical discipline with 8+ years of relevant professional experience , or an advanced degree in a related field with 5+ years of relevant experience .

Athletic Trainer Jobs in Ohio

Senior Full stack Engineer (Software Engineer III) National Optical Astronomy Observatory

Senior Systems Engineer I Rocket Lab USA

DOORS Systems Engineer Associates Systems

Lead Test Systems Engineer Associates Systems

Senior Test Systems Engineer P4 Butler America Aerospace LLC

Advanced Systems Engineer Rincon Research Corp

Senior Full stack Engineer (Software Engineer III) AURA NSF Centers

Principal Engineer – Fuze & Initiation Systems RTX

Senior Engineer – Electrical Fuze & Initiation Systems RTX

Principal Navigation/IMU Engineer RTX Corp

Senior Software Engineer Leidos Holdings Inc

Software Test Equipment Engineer 2 Legion Technical Solutions

Software Test Equipment Engineer 2 Legion Technical Solutions LLC

Fly-By-Wire & Secondary Control System Engineer Kaleidoscope Animations (Inactive)

Senior Systems Integrator Engineer Leidos

Network Operations Engineer (SME/Technical Advisor), Tucson, AZ - Onsite RTX Corp

Full Stack Software Engineer StratAcuity Staffing Partners Inc

Electrical Engineer II - Test RTX Corp

Senior Electrical Engineer-Test RTX Corp

Software Test Equipment Engineer 3 Legion Technical Solutions

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