Principal Systems Engineer

Sidus Space, Inc.$120K — $150K *
Aerospace & Defense
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in Systems Engineering, Aerospace Engineering, Electrical Engineering or related STEM field.
  • Ten years of broad engineering experience in systems architecture, design, documentation, and verification.
  • Three years of supervisory experience.
  • Experience with engineering lifecycle tools like DOORS, CRADLE, or DevOps.
  • Proficient in Microsoft 365 for communication and collaboration.

Responsibilities

  • Drive research and development for new satellite and mission system technologies.
  • Support design, prototyping, and validation of PCB-level electronics for spacecraft and ground systems.
  • Partner with engineering groups to troubleshoot complex satellite subsystem issues.
  • Provide guidance for installation, functional testing, and technology upgrades.
  • Maintain detailed engineering documentation throughout the development lifecycle.
  • Communicate effectively with internal teams and external partners to ensure alignment on projects.
  • Perform additional R&D and engineering duties to support continuous improvement.

Benefits

  • Generous employer-paid benefits and matching 401(k) from Day ONE.
  • Casual dress code with jeans allowed every day.
  • Access to onsite food trucks regularly.
  • Paid Time Off (vacation and sick days) and 11 paid holidays.
  • Adjustable stand-up desks available.
  • Employee referral bonus program in place.
  • Educational assistance and professional training opportunities offered.
  • Social events like company golf outings.
Full Job Description
Job Summary

The Principal Systems Engineer will be part of team responsible for the design, development, assembly, integration, test, and verification lifecycle activities for development and sustainment of satellites and related product technologies. This role requires strong technical leadership, cross functional coordination, and full life-cycle engineering expertise.

The selected candidate will work onsite in Cape Canaveral, Florida.

Essential Duties/Responsibilities

  • Drive research and development activities focused on new satellite and mission system technologies, including the creation of specifications, interface control documents, and comprehensive test artifacts supporting advanced structural, instrumentation, communication, propulsion, and operational system integration.
  • Support the design, prototyping, and validation of PCB-level electronics for spacecraft and ground systems, collaborating with electrical, mechanical, and software teams to ensure seamless subsystem integration and high-reliability performance.
  • Partner with cross-functional engineering groups to troubleshoot complex issues across satellite subsystems, applying rigorous methodologies to refine designs, evaluate new technologies, and mature concepts into flight-ready hardware.
  • Provide expert guidance for installation, functional testing, iterative redesign, and technology upgrades spanning satellite architectures, ground infrastructure, and mission operations environments.
  • Maintain detailed engineering documentation including verification matrices, test results, configuration records, and data packages generated throughout the development lifecycle.
  • Deliver clear, technically robust communication to internal teams, external customers, and mission partners, ensuring alignment across fast-moving research and engineering activities.
  • Perform additional R&D and engineering duties as needed to support innovation, rapid prototyping, and continuous improvement across spacecraft development programs.
  • Treat all coworkers with respect and dignity ensuring a collaborative culture is continually developed and maintained.
  • Other duties as assigned**


Required Education and Experience
  • Bachelor's degree in Systems Engineering, Aerospace Engineering, Electrical Engineering or other related STEM field. Equivalent combination of relevant education and experience may be substituted as appropriate.
  • Ten (10) years of broad engineering experience with systems architecture and design, systems documentation, systems requirements, and systems verification.
  • Three (3+) years of supervisory experience.
  • Experience with DOORS, CRADLE, DevOps or other system engineering lifecycle tools.
  • Proficient in Microsoft 365 for communication and collaboration.


Required Qualifications

  • Experience with full product lifecycles for complex systems that blend electrical, mechanical, and software elements.
  • Background in spacecraft systems design, especially electrical power systems and space environment considerations.
  • Experience developing and executing acceptance and qualification tests for spaceflight hardware.
  • Familiar with modern PCB design workflows (schematics, layout, testing, manufacturing).
  • Working knowledge of key electrical engineering domains such as power electronics, high speed digital design, and RF circuits.


Physical Requirements

  • Prolonged periods standing or walking on hard surfaces
  • Ability to travel
  • Ability to lift up to 30 lbs.


Total Rewards and Perks

At Sidus Space, we ask a lot of our team members, which is why we give so much in return. In addition to a competitive salary, a Best-in-Class benefit program with a generous employer paid portion as well as a matching 401(k) on Day ONE, we offer a lot of perks, including:

  • Jeans every day
  • Regular onsite food trucks
  • 5 free company t-shirts for Manufacturing Staff
  • Paid Time Off (vacation and sick days) and 11 paid holidays
  • Adjustable stand-up desks
  • Employee referral bonus program
  • Educational assistance and professional training opportunities
  • Company golf outings and other social events


Additional Eligibility Qualifications
  • All candidates selected will be subject to a background investigation and drug screen
  • To conform to U.S. Government International Traffic in Arms Regulations (ITAR) you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State.
  • Must be able to perform the essential functions of the position satisfactorily and, if requested, reasonable accommodations will be made to enable individuals with disabilities to perform the essential functions of their job, absent undue hardship.

About Sidus Space, Inc.

Sidus Space, Inc. is a space technology company that provides solutions for space exploration and research. The company's products include spacecraft components, propulsion systems, and space habitats. Sidus Space, Inc. is headquartered in Wilmington, Delaware.
Learn more about Sidus Space, Inc.
Size
10 employees
Market Cap
$19.1 million
Industry

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