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CU
Cubic

Software Engineer

Salary$85k – $108k
LocationAshburn, Virginia
Work modehybrid
Typefull-time
SeniorityMid
Experience5+ yrs
Company size1,001–5,000 people
First seenOct 3, 2026 · 1w ago
Verified live1d ago
At a glanceSummarised by Seekless from the posting.
Must have6
Bachelor's degree in computer science, software engineering, electronic engineering, or a related technical discipline
Minimum of 5 years of professional software engineering experience
Minimum of 5 years of professional experience developing, debugging, testing, and maintaining production software, including strong experience with C++ and large existing codebases
Professional experience with C#/.NET Framework desktop application development, including WinForms, WPF, Visual Studio, MSBuild, NuGet, project files, resource files, custom controls, generated code, and build events
Practical experience debugging across managed code, native code, interop boundaries, Linux build/link/runtime dependencies, file-system state, registry/configuration, installers, release packaging, and third-party runtime dependencies
Working knowledge of Docker-based development or build environments, CI/CD build troubleshooting, gRPC/protobuf or similar service/message contracts, and scripting with PowerShell, batch, Makefiles, or similar build automation tools
Nice to have5
Familiarity with FFmpeg/libav, video containers/codecs, MPEG-TS, MP4/fMP4, streaming media systems, KLV metadata, or video timing analysis
Familiarity with GPU or hardware-accelerated media paths such as CUDA, VAAPI, QSV, Jetson, arm64 builds, or similar technologies
Familiarity with Kubernetes-hosted workloads, container image promotion, Linux/Docker packaging paths, and runtime artifact management
Familiarity with GIS, geospatial, ISR, or video exploitation workflows, including KML, map overlays, georeferencing, match-point workflows, camera/sensor metadata, tracking data, subtitles, or reporting
Careful maintenance mindset when working with proprietary, legacy, partially vendored, installer-sensitive, licensing-sensitive, or customer-data-sensitive software systems
Eligibility1
Ability to obtain a DOD Security Clearance
Skills
C++
C#/.NET
WinForms
WPF
Visual Studio
MSBuild
NuGet
Docker
gRPC
protobuf
PowerShell
batch
Makefiles
FFmpeg
libav
CUDA
VAAPI
QSV
Jetson
Kubernetes
KML
DirectShow
Business Unit:
Cubic Defense
Company Details:
When you join Cubic, you become part of a company that creates and delivers technology solutions in transportation to make people’s lives easier by simplifying their daily journeys, and defense capabilities to help promote mission success and safety for those who serve their nation. Led by our talented teams around the world, Cubic is committed to solving global issues through innovation and service to our customers and partners.
We have a top-tier portfolio of businesses, including Cubic Transportation Systems (CTS) and Cubic Defense (CD). Explore more on Cubic.com.
Job Details:
Job Summary:
The Software Engineer, Video Processing Platform Maintenance is an individual contributor role responsible for maintaining and extending a mixed C++ media-processing platform and Windows desktop video exploitation application suite. This full-time position is based in Ashburn, VA and follows a 9/80 schedule with a hybrid work arrangement. The role supports day-to-day reliability, builds, debugging, release support, and incremental feature work across video-processing services, desktop GUI workflows, supporting tools, native media components, plugins, installers, and deployment artifacts.
Essential Functions:
•
Maintain and enhance C++ media processors for ingest, stream chunking, fragmented MP4 packaging, thumbnail generation, KLV-to-JSON conversion, file output, and protobuf output.
•
Debug media-processing issues involving FFmpeg/libav, MPEG-TS, MP4/fMP4, thumbnails, KLV metadata, stream attributes, stream timing, and hardware-accelerated processing paths.
•
Maintain Dockerized Linux builds across x86_64 and arm64 environments, including UBI/Rocky-based images, GCC toolsets, CUDA runtime dependencies, image packaging, and CI/CD build troubleshooting.
•
Update and troubleshoot gRPC/protobuf processor interfaces used by the media-processing runtime and support validation of processors in Kubernetes-hosted media pipelines.
•
Maintain Windows desktop application modules for controls, configuration, workspaces, project browsing, enhancement settings, WPF views, post-processing, reporting, GIS extensions, georeferencing, masking, and measurement.
•
Debug customer-reported and QA-reported issues in media ingest, playback, enhancement, stabilization, export, project loading, workspace state, presets, preferences, masking, measurement, and post-processing workflows.
•
Trace and resolve defects across C#/.NET Framework code, native C++ components, C++/CLI bridges, DirectShow filters, FFmpeg/LAV-style media dependencies, GPU or hardware-accelerated paths, and third-party binaries.
•
Maintain Visual Studio 2022 solution builds across supported configurations, including .NET Framework targeting packs, MSBuild, NuGet restores, Conan dependencies, generated version metadata, build scripts, and third-party reference paths.
•
Maintain release packaging for multiple product editions and deployment modes, including portable builds, plugin installers, prerequisite installers, NSIS/PowerShell automation, launcher behavior, and licensing or entitlement flows.
•
Create targeted unit tests, integration tests, smoke tests, minimal reproducers, build notes, runtime dependency documentation, and maintainer checklists for complex software defects and high-risk workflow paths.
•
Debug customer-reported and QA reported issues
•
Provide customer-facing technical support by phone, Microsoft Teams, etc., including issue triage, troubleshooting, workaround guidance, and resolution documentation.
Minimum Qualifications:
•
Bachelor’s degree in computer science, software engineering, electronic engineering, or a related technical discipline, plus a minimum of 5 years of professional software engineering experience; or a master’s degree in a related technical discipline plus a minimum of 3 years of related experience.
•
Ability to obtain a DOD Security Clearence
•
Minimum of 5 years of professional experience developing, debugging, testing, and maintaining production software, including strong experience with C++ and large existing codebases.
•
Professional experience with C#/.NET Framework desktop application development, including WinForms, WPF, Visual Studio, MSBuild, NuGet, project files, resource files, custom controls, generated code, and build events.
•
Practical experience debugging across managed code, native code, interop boundaries, Linux build/link/runtime dependencies, file-system state, registry/configuration, installers, release packaging, and third-party runtime dependencies.
•
Working knowledge of Docker-based development or build environments, CI/CD build troubleshooting, gRPC/protobuf or similar service/message contracts, and scripting with PowerShell, batch, Makefiles, or similar build automation tools.
Preferred Qualifications:
•
Familiarity with FFmpeg/libav, video containers/codecs, MPEG-TS, MP4/fMP4, streaming media systems, KLV metadata, or video timing analysis.
•
Familiarity with GPU or hardware-accelerated media paths such as CUDA, VAAPI, QSV, Jetson, arm64 builds, or similar technologies.
•
Familiarity with Kubernetes-hosted workloads, container image promotion, Linux/Docker packaging paths, and runtime artifact management.
•
Familiarity with GIS, geospatial, ISR, or video exploitation workflows, including KML, map overlays, georeferencing, match-point workflows, camera/sensor metadata, tracking data, subtitles, or reporting.
•
Careful maintenance mindset when working with proprietary, legacy, partially vendored, installer-sensitive, licensing-sensitive, or customer-data-sensitive software systems.
Cubic Pay Range:
$85,000.00 - $108,000.00 + benefits.
Legal
The Cubic pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
Worker Type:
Employee
We are committed to creating an inclusive workplace and welcome applications from people of all backgrounds. We do not discriminate based on any protected characteristic under applicable law.
More roles at Cubic
Team Lead, Customer ServiceSecurity Manager / Deputy Programme Manager (Area Weapon Effects Simulation) (ILT-A)Field Systems EngineerLead QA EngineerCustomer Service Representative
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