149 principal software engineer jobs at 54 companies in Lone Tree, CO
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Principal Software Engineer
Denver, Colorado, United States
$225k-$270k/yrHybridFull Time
FusionAuth: Provides authentication and user management software for developers.
12+ YOEBachelor's in CS or equivalent; 12+ years software engineering; 5+ years in identity/security; hands-on leadership; strong Java; CIAM expertise.
Sovrn: Provides software and data tools for digital publishers to monetize.
10+ YOE10+ years software engineering; 5+ years adtech infrastructure; backend focus; experience with AI tooling; distributed systems; OpenRTB knowledge.
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
Bachelor's degree in engineering or related technical field plus 6+ years' experience; active TS/SCI clearance, U.S. citizenship, object-oriented design, software lifecycle, UML, and listed development technologies required.
EchoStarNasdaq: SATS: Global provider of satellite solutions and wireless communications services.
5+ YOEBachelor's degree in computer science, engineering, or related field and 5 years of experience required. Requires data engineering, database, SQL, Python, Linux shell scripting, AWS, Control-M, and reporting tool experience.
Amazon Redshift, Snowflake, Oracle, Microsoft SQL Server, Teradata, SQL, Python, Linux, Control-M, Amazon Web Services (AWS), Orbit Analytics, Tableau
KBRNYSE: KBR: Provides engineering, technology, and professional services for global markets.
10+ YOEActive U.S. Top Secret/SCI clearance, 10+ years software engineering, expertise in distributed high-availability systems, Java/Python, software architecture, and leadership of cross-functional teams.
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
6+ YOEActive DoD Secret clearance, 6+ years software engineering experience (degree/experience alternatives noted), proficiency in Python and object-oriented languages, Java/J2EE experience, mentoring ability, Agile and enterprise development skills.
Python, Java, J2EE, Java Foundation Classes and Toolkits, C#, C++, Maven, Git, GitHub, Nexus, Eclipse, Linux, Windows, Jira, Confluence, SysML
8+ YOEBS in engineering or related field + 8+ years experience; U.S. person required and must be willing/eligible to obtain Top Secret/SCI; experience with embedded Linux, C/C++, Rust, Python, CI/CD, and embedded software lifecycle.
Principal Software Engineer / Sr. Principal Software Engineer
Colorado Springs, Colorado, United States
$104k-$155k/yrOnsiteFull Time
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
5+ YOEActive Top Secret/SCI clearance, US citizenship, 5+ years software development with Python and C++; experience with Agile/DevOps, software architecture, Docker/Kubernetes, and satellite ground or mission software preferred.
Python, C++, Postgres, Ansible, PKI, Docker, Kubernetes, Linux
Lynx Software Technologies: Provides secure, safety-certified software for aerospace and defense.
8+ YOEBachelor's degree in STEM, 8+ years of embedded software development, C/C++, integration and test, full lifecycle development, flight software, Linux, Windows, Python, and active Secret clearance required.
C, C++, Linux, Microsoft Windows, Atlassian Tools, Confluence, JIRA, Bitbucket, Python, Model-Based System Engineering (MBSE), Cameo, AADL, DO-178C, Employee Assistance Program (EAP)
Principal / Sr Principal Algorithms Software Engineer
Boulder, Colorado, United States
$155k-$180k/yrOnsiteFull Time
Auria: Engineering and software solutions for space and defense missions.
5+ YOEActive in-scope U.S. Government Secret clearance required, ability to obtain TS/SCI, 5+ years relevant experience for principal roles (8+ for Sr Principal), Python and C++ development, Linux and command-line utilities, algorithm and state estimation experience, strong statistics and analysis skills, willingness to travel up to 10%.
8+ YOEBS in engineering +8 years (or higher degree substitution), active Top Secret/SCI, experience in embedded/satellite software, CI/CD, containerization, cloud (AWS), C/C++, Python, UML, and formal software practices.
Sierra Nevada Corporation: Develops mission-critical aerospace and national security technology systems.
14+ YOEBachelor's in CS or related (Master's preferred), 14+ years software development experience, expert in C++, Java, or Python, extensive leadership experience, active Secret clearance required with ability to obtain Top Secret/TS-SCI.
C++, Java, Python, C, C#, HTML, Bash, RTOS, Open Mission System, Universal Command and Control Interface, Agile, Scrum, Waterfall, Spiral
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
8+ YOEActive TS/SCI clearance, U.S. citizenship, typically 8+ years software engineering experience (or 5+ with advanced degree), experience leading Agile teams, proficiency with AWS and modern microservice/DevSecOps practices.
Atom Computing: Building scalable quantum computers using arrays of neutral atoms.
10+ YOE10+ years engineering experience, Bachelor's in CS/CE, proven architecture leadership, proficiency with Python and SQL, Linux experience, familiarity with Git and automated testing, and willingness to learn atomic/optical/quantum concepts.
BDNYSE: BDX: Manufactures medical devices, surgical instruments, and pharmacy automation systems.
10+ YOE10+ years embedded/medical device software experience, BS/MS in related discipline, strong software architecture, cybersecurity, systems thinking, and cross-functional influence skills.
CiscoNASDAQ: CSCO: Develops and sells networking hardware and cybersecurity software.
8+ YOE8+ years software engineering experience, 3+ years in developer platforms/CI/CD or related, experience with automated testing, release pipelines, distributed systems, and a bachelor’s degree or equivalent.