SR Principal Software Engineer
Listed on 2026-02-28
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Software Development
Software Engineer, DevOps, Cloud Engineer - Software, Full Stack Developer
Job title: Sr Principal Engineer Software
Location: Orlando, FL – Onsite Position
Status: Fulltime, Exempt Salary. 3–6-month effort with possibility for extension
A LITTLE BIT ABOUT CARLEY:Headquartered in Orlando, Florida, Carley Corporation is an employee‑owned small business specializing in analyzing, designing, developing, and implementing large‑scale, complex blended training solutions where performance results are critical. We strive to deliver the highest quality and cost‑effective solutions for all our DoD, Government, and Commercial customers. Carley provides products and services within the full spectrum of training system requirements, including new systems development as well as the maintenance of existing training systems.
Our capabilities include training devices, electronic classrooms, SCORM‑conform ant self‑paced training, instructor‑led training, virtual simulations/virtual environments, and Virtual Reality‑based training in support of technical and soft skills training. Carley Corporation is an ISO 9001:2015‑certified business.
The Sr Principal Engineer Software will develop, maintain, and enhance complex and secure software systems based upon documented requirements. This person will be responsible for working individually or as part of a team to review and test software components for adherence to the design requirements and documents test results.
What You’ll Be Doing at CarleyThe successful candidate will have experience with creating specific input to the software components of system design, including hardware/software tradeoffs, software reuse, use of Commercial Off‑the‑Shelf (COTS)/Government Off‑the‑Shelf (GOTS) in place of new development, and requirements analysis and synthesis from system level to individual software components.
- Other duties and projects as assigned and needed
- Bachelor of Science in Engineering, Computer Science or other STEM discipline, and 8 years of related technical experience;
Master’s degree in a STEM field and 6 years of related technical experience, or PhD in a STEM field and 4 years of related technical experience - Active DoD Secret Clearance
- Demonstrated experience developing software using Java or C++
- Demonstrated experience with debugging existing software and correcting defects
- Demonstrated experience with the SDLC and agile methodologies
- At least 5 years of development experience in a Linux environment, preferably RHEL
- Demonstrated expertise in developing, debugging, and maintaining Linux kernel‑mode device drivers, including the ability to design and implement new low‑level drivers or modify existing ones for custom hardware platforms, with a strong grasp of kernel subsystems, interrupt handling, DMA, and device tree configuration
- Experience using Bash or similar scripting languages to automate tasks
- Experience configuring and using Sonar Qube, Fortify, or other code analyzers
- Experience with automated testing frameworks such as Eggplant and Microsoft Testing Framework
- Experience with Continuous Integration Technologies such as Jenkins and Bamboo
- Experience using Visual Studio Code (VS Code)
- Experience with Software Configuration Management tools such as Git
- Experience creating XML Schema Definitions (XSD) based on complex interface requirements
- Development experience with Sockets, MQueues, Threading/Multithreading, or Named Pipes
- Development experience with HTTP, IP, or UDP protocols
- Development experience with LXC or Containers
- Demonstrated experience developing Linux software applications
- Demonstrated experience working with XML Schemas and XML processing tools
- Knowledge of networking protocols and secure communication techniques
- Due to the nature of the work at Carley, this position requires U.S. citizenship – REQUIRED
- Carley Corporation requires all employees to be fully vaccinated upon hire or be eligible for a legal accommodation under ADA or Title VII – REQUIRED
- Medical
- Dental
- Vision
- 401k Retirement Plans
- ESOP (Employee Stock Ownership)
- HSA (Health Savings Account)
- FSA (Flexible Spending Account)
- Life & Disability
- Accident Plans
- Critical Care Plans
- Cancer Insurance
- Pet Insurance
- Legal & …
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