Space ACS/GN&C Engineer

Space Systems Integration
Chantilly, Loudoun County, VA

Job Description

Job Description

Space Systems Integration (SSI) is a fast-growing engineering company that provides aerospace solutions to a variety of government and commercial customers. Our employees are forward-thinking, self-directed individuals who are committed to solving our customers’ technical challenges.

SSI is seeking a Space Attitude Control System (ACS) / Guidance, Navigation & Control (GNC) Engineer to provide Systems Engineering and Technical Advisory (SETA) support to our customer in Chantilly, VA.

This position requires experience with the full lifecycle of design, development, testing and operations of ACS subsystems and GNC capabilities for spacecraft. This individual will assist the government customer with requirements development, design oversight, trade studies, proposal evaluation, engineering change proposal development/evaluation, hardware procurement oversight, algorithm oversight, integration and test support, and flight operations of highly complex systems.

Specific Duties May Include, but Not Limited to the Following:

  • Perform independent technical assessments of spacecraft ACS and GNC subsystem architectures throughout system design, integration, and test.
  • Evaluate contractor designs to ensure compliance with mission requirements, interface specifications, and system performance objectives.
  • Assess spacecraft attitude determination and control system designs, including sensor suites, actuator selection, redundancy approaches, and fault management strategies.
  • Review guidance, navigation, and control algorithms for technical soundness, implementation maturity, and operational suitability.
  • Assess risks, technical maturity, and performance margins across development and operational systems.
  • Work closely with operators, system engineers, and contractors to diagnose and resolve test and operational issues.
  • Ensure lessons learned from operations are fed back into system improvements.
  • Assist in developing customer positions, technical assessments, and decision briefings for leadership.
Required Qualifications:

  • Must possess an active Top Secret/SCI clearance and CI polygraph (polygraph within the last ten (10) years).
  • Bachelor's degree in engineering and twelve (12) or more years of experience; Masters degree and ten (10) or more years of experience.
  • Direct experience with space-based ACS subsystems and GNC.
  • Experience with all phases of the satellite mission lifecycle, from concept development and design through integration, testing, and post-launch operations.
  • Excellent interpersonal, leadership, team building and problem solving skills with a demonstrated ability to be effective in a Government/Contractor team environment.
  • Ability to communicate complex technical topics to Senior decision-makers with varying technical backgrounds through clear briefings and written reports.
  • Willingness to travel up to 10%.

Space Systems Integration provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws.

#ssi #weknowhowtobuildit #spacejobs

Posted 2026-06-26

Recommended Jobs

Senior Business Development Executive

Vibrint
Reston, VA

Job Description Job Description Vibrint is a trusted provider of mission-critical systems and analysis that transform our customers' capacity and capability in harvesting and harnessing data. Wor…

View Details
Posted 2026-06-24

Maintenance Supervisor

Lynd Management Group, LLC
Danville, VA

Job Description Job Description JOB SUMMARY The Maintenance Supervisor reports to the Property Manager. Primary responsibilities include working with the maintenance team to ensure the repair …

View Details
Posted 2026-03-27

Clinical Testing Psychologist

Ellie Mental Health - 164
Yorktown, VA

Job Description Job Description Benefits: Competitive salary Dental insurance Flexible schedule Health insurance Opportunity for advancement Paid time off Training & developm…

View Details
Posted 2026-05-30

Field Executive - Estee Lauder - Richmond

ESTÉE LAUDER - BRAND
Richmond, VA

The Estée Lauder Companies Inc. is one of the world's leading manufacturers, marketers, and sellers of quality skin care, makeup, fragrance, and hair care products, and is a steward of luxury and pre…

View Details
Posted 2026-06-15

Concrete Form Setter/Finisher

Pembroke Construction
Hampton, VA

Job Description Job Description Overview : This is a skilled trade position for those who can establish form layout lines from fixed grades, set and pin steel forms to the line, construct timber…

View Details
Posted 2026-06-25

Senior Legal Analyst

KUKA
Newport News, VA

Where do people love what they do, and being great at what they do? At Swisslog, that’s where! Our teams are the heart of a world-leading Robotics company that’s harnessing the power of technology …

View Details
Posted 2026-03-17

Optometric Technician

Eye Care Partners Career Opportunities
Fredericksburg, VA

Job Description Job Description EyeCare Partners is the nation's leading provider of clinically integrated eye care. Our national network of over 300 ophthalmologists and 700 optometrists provide…

View Details
Posted 2026-06-24

Maintenance Technician

Building Maintenance Systems Inc (BMSI)
Vienna, VA

Job Description Job Description Benefits: ~401(k) matching ~ Bonus based on performance ~ Company parties ~ Competitive salary ~ Dental insurance ~ Free uniforms ~ Health insurance …

View Details
Posted 2026-06-20

Demolition Worker

Goel Services, Inc.
Lorton, VA

Looking for 20 personnel - US Citizens and no federal prohibition crime - must be able to work at Fort Belvoir. Work is to gut inside spaces of a building. Prior construction experience is preferred.…

View Details
Posted 2026-04-07

Primary Care Physician

One Medical
Arlington, VA

Job Description Job Description About Us One Medical is a primary care solution challenging the industry status quo by making quality care more affordable, accessible and enjoyable. But this i…

View Details
Posted 2026-04-05