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Systems Engineer III - Ground Network (Clearance Required)

Sierra Space

Sierra Space

Software Engineering
Multiple locations
Posted on Monday, June 24, 2024

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.

About the Role

Are you a bold thinker? We dream big at Sierra Space—advocating the exploration of space, keeping service members safe and creating the systems that keep our world united and sustain our way of living. Join our team! As a Systems Engineer, you will be using your skills and expertise to research, architect, model, simulate, test, certify and improve cutting edge products and services. You'll be developing complex system architectures within contextual modeling platforms, ushering them from operational concept through preliminary and detailed design, simulation, and test using progressive tools. As a cross-functional engineer, you are in charge of system-level ownership of new products and processes through the product lifecycle.

Sierra Space is seeking a Systems Engineer III – Ground Networks to join our expanding Orbital Mission Systems team. The Systems Engineer III will be part of the Ground Integrated Product Team (IPT) and work to design, integrate and test a secure ground network for a novel space platform. The successful candidate should possess a working knowledge of ground control networks for spacecraft, various ground network interfaces, and commercial and government terrestrial control, communication, and data networks.

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.

Job duties will include:

  • Analyzing customer capability and performance needs to define ground network and related mission solutions.

  • Developing ground network requirements, defining interfaces, conducting technical trades and preparing CONOPS.

  • Developing integration and test plans for ground network systems and participating in V&V activities and demonstrations.

  • Working with ground software teams to develop CI/CD pipelines for ground infrastructure and application deployment.

  • An active Top Secret with SCI eligibility U.S. Security Clearance is required

Minimum Qualifications:

  • Bachelor's of Science degree in System Engineering or related discipline and typically 6 or more years of relevant experience

  • Practical knowledge of engineering principles and practices

  • Experience working in multi-disciplinary design and development teams

  • Knowledge of requirements management, functional requirements parsing, derivation, and allocation; systems design, systems integration, technical risk identification and management strategies, and Verification and Validation (V&V) principles

Preferred Qualifications:

  • Master’s degree or higher in related field of study.

  • Ability to create and implement automated CI/CD pipeline-based DevSecOps systems.

  • Experience deploying and debugging cloud infrastructures.

  • Familiarity with the Risk Management Framework and US Government cybersecurity requirements for ground system architectures and software development.

  • Experience with Requirements Management and Model Based Systems Engineering tools, such as DOORS, CAMEO EA, Rhapsody, Matlab and SysML.

  • Experience with Agile development methods, processes, and tools (JIRA, Confluence, etc).

  • Knowledge of Python, Java, Ruby, Bash, C++, C#, or Go programming languages.

  • Experience with SW unit and/or automated testing.

  • Excellent verbal and written communication skills, with the ability to conduct project reviews and develop technical documentation.

  • Great attitude with the ability to collaborate effectively on multidisciplinary teams to solve hard problems in a rapid development environment.

  • Background in the Aerospace and Defense Industry.

  • An active Secret U.S. Security Clearance preferred.

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

Referral Bonus:



This position requires current/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.

Application Deadline: This role will remain posted until a qualified pool of candidates is identified.

Elevate Your Career

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, including medical, dental, and vision plans, 401(k) with 150% match up to 8%, life insurance, 3 weeks paid time off, tuition reimbursement, and more.

Estimated Starting Salary Range:

$104,827.91 - $144,138.39

At Sierra Space we are at the very doorstep of unlocking the future and the work in front of us is hard, but it is truly important and meaningful. Achieving our mission requires dedication, relentless pursuit of a dream and an unwavering passion for pushing the boundaries to accomplish what others might believe to be impossible. We seek those who too, Dare to Dream and will join us in a pursuit to achieve the extraordinary.

Application Deadline: This role will remain posted until a qualified pool of candidates are identified.