Principal Software Engineer - IPT Lead Flight Software Clearance Required

Sierra Space Careers: Dare to Dream

We honor those that are not afraid to dream big dreams, those that tenaciously chase their dreams even when others say it cannot be done, those that achieve big dreams and change everything. Those are Dreams Worth Chasing.

At Sierra Space we envision a future where humanity lives and works in space, on moons, and on distant planets. Our mission isn't restricted to the few, instead we see a future where all people can choose to live, work, discover and explore beyond our planet. Our company is building a platform in space to benefit life on Earth and together we will alter the course of humanity.

We have a bold mission. We are a bold company. Together, we are an extraordinary team.

Sierra Space Defense focuses on the design, build, and operations of small satellites in support of commercial services and national security space and offers two work locations: Louisville, Colorado and Centennial, Colorado.

About You

Our mission is driven by the unwavering passion to push the boundaries of what is possible. We seek those who Dare to Dream - to envision the extraordinary and pursue it relentlessly - to join us on this transformational journey.

We're looking for dreamers who align with our values, vision, and audacious goals - while also meeting the minimum qualifications below. The preferred qualifications are a bonus, not a requirement.

Primary Responsibilities:

• Design, develop, and maintain flight software for satellite systems consistent with Customer quality, cost, and schedule requirements.

• Develop embedded flight code using standard RTOS runtime components and development tools

• Assess new spacecraft designs to determine detailed, low-level software requirements

• Work with systems and subsystem engineers to ensure proper integration of subsystem code into the functional design and to ensure compliance of flight software designs with Engineering performance specifications

• Implement functional spacecraft capabilities that fall in areas of spacecraft command, communication, data management, fault protection, etc. )

• Participate in the development and oversight of Software-in-the-loop (SITL) and Hardware-in-the-loop (HITL) systems

• Conduct code reviews and provide constructive feedback to team members.

• Develop, execute, and analyze unit tests verifying satisfaction of requirements, proper implementation of interfaces, and code coverage

• Debug existing software and correct defects

• Originate software architecture documents, verification and validation plans, procedures, reports, and other documentation in support of flight software design and development activities

• Work with other engineers to implement operating procedures, resolve system issues, and provide required technical information

• Provide technical leadership to small work teams within the flight software development team while also making individual contributions

• Lead an agile scrum team focused on delivering embedded software for space applications

• Estimate cost and schedule for spacecraft flight software development activities

Minimum Qualifications:

• Bachelor of Science degree in Computer Science, Software Engineering or other related discipline and typically 14 or more years of relevant experience

• Advanced capabilities using Computer Aided Engineering tools

• Demonstrated knowledge of engineering principles and practices

• Experience working in multi-disciplinary teams

• Active Top Secret US Government security clearance with SCI eligibility

Preferred Qualifications:

• 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

• Familiarity with spacecraft mission design including events, pointing modes, maneuver planning, sequencing, and operations.

• Have a strong understanding of space missions from conception through flight and disposal.

• Experience with spacecraft failure in post-CDR testing and on-orbit, root cause analysis, and recovery

• Experience with processes for software release, revisioning, and configuration.

• Proficient with data structures

• Strong communication skills with team members, management, and customers

• Experience with clear, concise presentations to management and customers.

Physical/Mental/Emotional Requirements:

• Frequently walk, sit, stand, climb stairs and steps

• Frequently repeat same hand, arm, and finger motion many times to include finger and hand dexterity

• Rarely lifting or carrying up to 20 lbs.

Working Conditions:

• Rarely exposed to outdoor elements (high/low temperatures, sun, rain/snow, etc. )

• Rarely exposed to fumes or hazardous chemicals/materials

• Rarely exposed to loud noises

IMPORTANT NOTICE:
This position requires an active Top Secret with SCI eligibility U. S. Security Clearance. U. S. Citizenship status is required as this position needs an active U. S. Security Clearance for employment. Non-U. S. Citizens may not be eligible to obtain a security clearance. The Department of Defense Consolidated Adjudications Facility (DoD CAF), a federal government agency, handles the adjudicative aspects of the security clearance eligibility process for industry applicants. Adjudicative factors which affect the outcome of the eligibility determination include, but are not limited to, allegiance to the U. S. , foreign influence, foreign preference, criminal conduct, security violations and illegal drug use.

At Sierra Space, we are committed to your personal and professional development. We empower you to make profound and meaningful contributions and foster a vibrant culture of collaboration, where teamwork ignites breakthrough innovations.

Sierra Space offers annual incentive pay based upon performance that is commensurate with the level of the position.

We also offer a generous benefit package,.