Sierra Space · Centennial, CO

Sr Electrical Engineer - Harness Design 3D at Sierra Space — Centennial, CO

Full-timeCentennial, CO$137,443–$188,983/yearPosted 2026-07-21Apply on Workday

Full job description

# Sierra Space Careers:

# About the Role

The Sr Designer Engineer role involves leading the design, development, modification, and evaluation of highly complex electrical components and systems (Harness 3D). This senior-level position is suited for professionals with extensive experience and specialized expertise in areas such as power systems, control systems, EWIS, CD&H, or similar fields. Responsibilities include working on advanced projects, collaborating with a diverse team of engineers and technicians, and contributing to the development of innovative solutions. The role also involves mentoring less experienced engineers and technicians, acting as the technical lead for specialized projects, and staying updated with the latest advancements in electrical engineering.

In this role, you will lead the design and development of highly complex electrical components and systems, while modifying and evaluating existing electrical systems and components to improve performance and efficiency. You will collaborate with cross-functional teams to ensure electrical designs meet project requirements and standards, conduct tests and simulations to validate the performance of electrical systems and components, and document design processes, test results, and modifications for future reference. Providing advanced technical support and troubleshooting assistance for electrical systems and components will be a key responsibility, as will staying updated with the latest advancements in electrical engineering and applying new knowledge to ongoing projects. You will participate in team meetings and contribute to project planning and progress discussions, while mentoring and providing guidance to less experienced engineers and technicians. Additionally, you will act as the technical lead for specialized projects, ensuring successful project execution and maintaining technical excellence throughout.

# About You

## Minimum Qualifications:

  • Requires Bachelor's degree in a related field (or equivalent work experience in lieu of degree or Masters +6 yrs experience).
  • Typically 8+ years of related experience.
  • Specialized expertise in a particular area (e.g., power systems, control systems, EWIS, CD&H, etc).
  • In-depth knowledge of relevant industry standards.
  • Advanced knowledge of electrical and avionic systems architectures and their design.
  • Ability to troubleshoot and solve more complex problems.
  • Ability to provide mentorship and guidance to less experienced engineers.
  • Ability to work with minimal supervision on projects involving both small and large engineering teams.
  • Knowledge of requirements management, functional requirements parsing, derivation, and allocation.
  • Knowledge of systems integration, technical risk identification and management strategies, and Verification and Validation (V&V) principles.
  • Experience performing trade studies to support subsystem architecture decisions.
  • Perform CAM (control account management) duties including collaborating with project managers, functional managers and technical leads to ensure cost, risk, schedule and performance are aligned across the program.

## Preferred Qualifications:

  • Experience serving as a Responsible Engineer (RE), driving hardware through its lifecycle, including development, qualification, integration & Test, Verification & Validation, and certification.
  • Highly proficient in electrical design software such as Capital, AutoCAD Electrical, Altium Designer, or similar tools.
  • Experience with simulation software like SPICE, MATLAB/Simulink, Hyperlynx or similar.
  • Expertise in PCB design and layout.
  • Advanced understanding of power electronics and control systems.
  • Extensive experience with microcontrollers, embedded systems or FPGA design.
  • Ability to perform advanced circuit analysis and troubleshooting using tools like oscilloscopes, multimeters, and logic analyzers.
  • Highly proficient in programming languages such as C/C++ or Python for embedded systems development.
  • Proven experience in project management and the ability to lead large and complex projects.
  • Strong leadership, communication, and interpersonal skills.
  • An active Top Secret with SCI eligibility U.S. Security Clearance is preferred

## Compensation:

Pay Range:

$137,443.00 - $188,983.00

IMPORTANT NOTICE:

This position requires the ability to obtain and maintain 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.

# Elevate Your Career