Mission Operations Engineer — On‑Orbit Lead, 24/7

Millennium Space Systems, Inc.; Chantilly (VA); On-site; USD 66,000 - 145,000; Full time

Job summary

Millennium Space Systems, a Boeing Company, seeks a Mission Operations Engineer to serve as the lead technical authority for on-orbit spacecraft. You will manage the full mission life cycle from proposal to launch and operations, defining operational concepts, on-orbit procedures, and autonomous behaviors in high-pressure situations.

You will work with spacecraft and ground segment teams to optimize mission operations, support anomaly responses, and contribute to mission rehearsals and customer

Qualifications

• Bachelor degree in engineering, engineering technology or related field; non-US equivalents acceptable
• Experience with real-time satellite command and control operations
• Knowledge of satellite subsystems, ground systems and CONOPS design
• Willingness to support 24/7 operations and occasional off-nominal hours
• Ability to obtain US Security Clearance; TS/SCI post start required

Responsibilities

• Support launch and early orbit activities to commission the space vehicle
• Lead technical authority during mission operations for space and ground segments
• Support lifecycle from proposal/mission modeling to decommissioning
• Assist in ground and mission operations requirements and flow to space vehicle team
• Develop mission concepts of operation and design reference missions
• Catalog lessons learned from on-orbit exercises
• Support ground segment design including command, control, planning and data processing
• Implement autonomous fault detection and on-board control
• Develop operational automation to reduce operator workload
• Create and execute space vehicle simulator tests
• Create and execute in-factory flight vehicle tests
• Conduct critical ground segment testing and RF compatibility testing
• Support anomaly response team during off-nominal conditions
• Contribute to customer briefings/debriefings for orbital events
• Assist in mission sequence of events for bus commissioning and payload checkout
• Contribute to Mission Rehearsal events

Skills

Real-time satellite command & control

24/7 operations readiness

US security clearance eligibility

Spacecraft operations knowledge

MATLAB

Python

C/C++

Java

Education

Bachelor of Science in Engineering/Engineering Technology or related field

Tools

MATLAB

Python

C/C++

Java

Job description

Millennium Space Systems, a Boeing Company, seeks a Mission Operations Engineer to serve as the lead technical authority for on-orbit spacecraft. You will manage the full mission life cycle from proposal to launch and operations, defining operational concepts, on-orbit procedures, and autonomous behaviors in high-pressure situations.

You will work with spacecraft and ground segment teams to optimize mission operations, support anomaly responses, and contribute to mission rehearsals and customer