Principal Software Engineer
Job in
Lakewood, Jefferson County, Colorado, USA
Listed on 2026-07-05
Listing for:
Sierra Nevada Corporation
Full Time
position Listed on 2026-07-05
Job specializations:
-
Software Development
Software Engineer, Software Architect, DevOps, Cloud Engineer - Software
Job Description & How to Apply Below
Hybrid or in office locations:
Lone Tree, CO:
Plano, TXtime type:
Full time posted on:
Posted Todayjob requisition :
R0030193
Do you enjoy developing new products and services? Join us! Our Software Engineers work in an agile, collective environment. As a Principal Software Engineer, you will provide technical leadership and strategic direction for the development and optimization of advanced software systems for aerospace applications. You will lead major projects, mentor engineering teams, and drive innovation to achieve superior software performance.
The ISR (Intelligence, Surveillance & Reconnaissance), Aviation, and Security (IAS) business area is a leader in ISR and aviation, it is a leading prime manned and unmanned aircraft systems integrator for innovative, high-performance ISR and aviation systems. Its end-to-end Command, Control, Computers, Communications and Intelligence, Surveillance & Reconnaissance (C4
ISR) capabilities encompass design, integration, test, certification, ground/flight training and complete logistics support. IAS tailors solutions to customer cost, performance, and schedule requirements and designs to consistently exceed expectations – with an unrivaled record of on time and on (or under) budget deliveries.
** Responsibilities:
*** Provide technical leadership and direction for the development of advanced software systems.
* Collaborate with cross-functional teams to ensure software meets performance, quality, and regulatory standards.
* Lead the creation and maintenance of detailed software documentation, including design specifications and user manuals.
* Mentor and guide engineering teams on technical best practices and innovation.
* Conduct high-level code reviews and provide strategic feedback.
* Define and implement software requirements and specifications in collaboration with stakeholders.
* Drive major continuous improvement initiatives to enhance software performance and reliability.
* Represent the software engineering function in high-level strategic meetings and decision-making processes.
** Qualifications You Must Have:
*** Bachelor's degree in Computer Science, Software Engineering, or related field;
Master's degree preferred.
* 14+ years of experience in experience in software development.
* Higher level relevant degree may substitute for experience.
* Expert proficiency in programming languages such as C++, Java, or Python.
* Extensive leadership experience in software development.
* Demonstrated knowledge of engineering principles and practices.
* Experience working in multi-disciplinary teams.
* ** An active Secret with the eligibility to obtain a Top Secret / Top Secret with SCI eligibility U.S. Security Clearance is required.*
* ** Qualifications We Prefer:
*** Expertise in advanced software technologies (e.g., AI, machine learning, cloud computing).
* Experience with real-time operating systems (RTOS) and embedded systems.
* Significant experience in the Aerospace and Defense industry.
* Understanding of industry standard software languages such as C, C#, C++, HTML, Java, Python, and Bash.
* Experience with software tools for requirements tracking, code reviews, static analysis, library and artifact repository, and automated build.
* Knowledge of software development methodologies such as Agile/Scrum, Waterfall, and Spiral.
* Proficient with data structures.
* Experience using the Open Mission System messaging protocol and Universal Command and Control Interface standards.
* Experience supporting mission system architectures and capabilities
*
* Essential Functions:
*** Ability to work on a computer for extended periods.
* Hand/finger dexterity for coding and testing.
* Ability to work in a hybrid environment with occasional travel.
This posting will be open for application for a minimum of 5 days and may be extended based on business needs.
Estimated Starting Salary Range: $ - $. Compensation varies depending on a wide array of factors, such as candidates' key skills, relevant work experience, and education/training/certifications. The disclosed range estimate may be adjusted for any applicable geographic differential associated…
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