Principal Software Integration and Test Engineer

As Principal Software Engineer (Contract) - Flight SW & Systems Modeling you will be responsible for;

• Upgrade existing flight software for new missions
• Contribute to the development of new satellite flight software for U.S. satellite platforms
• Develop in-house tools to analyze flight software performance and assess its compatibility with new mission and conops
• Develop and execute flight software tests at the unit, module, subsystem, and platform level
• Work with manufacturing engineers to support installation onto the hardware-in-the-loop test environment and eventual flight hardware
• Participate in anomaly resolution activities and patch existing flight software
• Contribute to the development of systems- and mission-level modeling and simulation tools
• Develop software models of payloads for ground testing
• Support development of software model of satellite platform, particularly ensuring accurate representation of the flight software
• Support working groups, both internal and with customers and/or vendors
• Support proposal writing, new business
• Assess the software impacts of new hardware, conops, and missions, + Real-time operating systems programming, debugging, and testing (RTEMS and/or PetaLinux preferred)
• Cybersecurity for Space Systems
• GNC algorithms design, analysis, testing, and implementation
• Functional validation of embedded software on HITL and/or SITL test beds
• Software safety assurance
• Network topology and configuration
• Simulators: numerical, emulator, and hardware in the loop
• Software requirements and configuration management

Travel Required:

• Periodic travel (less than 20%) to U.S. facilities or partner companies
• Occasional International travel to collaborate with European counterparts

Eligibility:

• US Citizenship is required

Clearance:

• Ability to obtain and maintain a Government security clearance
• Active DoD security clearance at Secret or above highly desirable, Oversee DHMO quality management and utilization management governance, regulatory committees, audit readiness, corrective action monitoring, compliance reporting, and quality improvement. Analyze operational, financial, regulatory, satisfaction, grievance, and performance data to identify risks and trends. Develop governance processes, policies, reporting frameworks, and documentation standards. Partner with cross-functional stakeholders and leadership to improve compliance, organizational performance, member experience, and provider outcomes., Manages strategic relationships with national commercial fleet clients, focusing on growth, retention, operational performance, and customer satisfaction. Monitors fleet KPIs, analyzes data, prepares reports, leads business reviews, resolves escalations, and coordinates cross-functional teams. Identifies process improvements, oversees SLA and audit performance, supports programs and SOPs, and provides proactive communication regarding operations, service issues, and product enhancements.

• Bachelor’s degree in STEM (Science, Technical, Engineering, Math) or related scientific areas.
• Preferred: Master’s in STEM (Science, Technical, Engineering, Math) or related scientific areas.

Experience:

• A minimum of 15 years with a Bachelor’s degree, or 12 years with a Master’s degree
• Proven track-record of working with space hardware and/or flight software systems, starting from conceptual designs and tradeoffs through detailed design, development, manufacture, integration, test, deployment, and operations.

Knowledge, Skills, Demonstrated Capabilities:

• Insatiable curiosity and a demonstrated ability to learn and work independently
• Proficiency in C/C++
• Expertise in one or more of the following:
• Embedded software development (ARM 7 preferred)
• BSP development
• Device driver development and software/hardware interfaces (Ethernet/CAN/SpaceWire RMAP/1553/RS-422 preferred)

Be an Early Applicant In-Office Denver, CO, USA 150K-220K Annually Expert/Leader In-Office Denver, CO, USA 150K-220K Annually Expert/Leader Develop and upgrade satellite flight software for new missions, including embedded software, performance analysis, modeling and simulation tools, payload models, and software testing from unit through platform level. Support hardware-in-the-loop integration, flight hardware deployment, anomaly resolution, software patches, mission impact assessments, customer and vendor working groups, and proposal development. The role requires extensive space hardware or flight software experience, C/C++ proficiency, U.S. citizenship, and eligibility for a government security clearance. The summary above was generated by AI

We’re ALTEN Technology USA, an engineering company helping clients bring groundbreaking ideas to life-from advancing space exploration and life-saving medical devices to building autonomous electric vehicles. With 3,000+ experts across North America, we partner with leading companies in aerospace, medical devices, robotics, automotive, commercial vehicles, EVs, rail, and more.

As part of the global ALTEN Group-57,000+ engineers in 30 countries-we deliver across the entire product development cycle, from consulting to full project outsourcing.

When you join ALTEN Technology USA, you’ll collaborate on some of the world’s toughest engineering challenges, supported by mentorship, career growth opportunities, and comprehensive benefits. We take pride in fostering a culture where employees feel valued, supported, and inspired to grow., In-Office Colorado Springs, CO, USA 112K-185K Annually Senior level 112K-185K Annually Senior level Aerospace * Information Technology * Software * Cybersecurity * Design * Defense * Manufacturing Designs and evaluates complex aerospace and space mission systems from a human performance perspective. Defines human engineering requirements, develops research and analysis plans, evaluates prototypes, conducts user interviews and field studies, and integrates human factors across multidisciplinary teams. Applies military standards, human performance principles, workload and situation-awareness assessments, task analysis, workflow mapping, and usability methods. The role is fully onsite in Colorado Springs, requires occasional travel and after-hours support, and requires eligibility for U.S. Top Secret/SCI clearance and special program access. Top Skills: Agile DevelopmentAstro Space Ux Design SystemDodi 5000.95Human Performance ModelingHuman System Integration (Hsi)Jssg-2010Mil-Std-1472Mil-Std-1474Mil-Std-1787Mil-Std-2525Mil-Std-3009Mil-Std-411FModel-Based Systems Engineering (Mbse)Nasa TlxUsability SoftwareUser Interface Prototyping Tools

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With a business-friendly climate and research universities like CU Boulder and Colorado State, Colorado has made a name for itself as a startup ecosystem. The state boasts a skilled workforce and high quality of life thanks to its affordable housing, vibrant cultural scene and unparalleled opportunities for outdoor recreation. Colorado is also home to the National Renewable Energy Laboratory, helping cement its status as a hub for renewable energy innovation.

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ALTEN Technology USA Denver, Colorado, USA Office

10875 Dover St. Suite 500, Westminster, Colorado , Denver, United States, 80021