Senior Space Systems Engineer - Mission Architect

Viasat; United States; Remote; USD 121,000 - 190,000; Full time

Job summary

Viasat is seeking a Systems Engineer, Space, to support the development, integration, verification, and operation of complex space systems delivering critical mission capabilities. You will contribute across mission architecture, spacecraft systems engineering, payload integration, mission operations, CONOPS development, and verification activities.

The day-to-day includes defining architectures, allocating requirements, guiding CONOPS, MBSE modeling, interface coordination, and participating in

Qualifications

• Bachelor's degree in a relevant engineering or science field.
• 5–10+ years in aerospace, spacecraft systems, mission engineering or related experience.
• Experience with requirements development, systems integration, interface management or verification.
• Familiarity with ADCS, EPS, propulsion, thermal, communications, payloads, and flight software.
• Experience with MBSE, SysML, or equivalent modeling methodologies.
• Proficient in Python, MATLAB, STK, GMAT, Ansys, or similar tools.
• Strong written and verbal communication skills.
• U.S. Citizenship and ability to obtain and maintain a security clearance.

Responsibilities

• Support development of mission architectures, concepts, and system-level trade studies.
• Develop, allocate, and maintain mission, spacecraft, subsystem, and interface requirements.
• Contribute to mission planning, operational concepts, and spacecraft CONOPS development.
• Support MBSE model development using SysML-based tools.
• Support spacecraft architecture development and payload-to-bus integration activities.
• Coordinate interface management across spacecraft, payload, software, and ground systems.
• Contribute to verification and validation planning and mission readiness assessments.
• Support AI&T, I&T, environmental testing, and system-level verification activities.
• Participate in HIL, SIL, mission simulation, LEOP, IOT, and anomaly resolution activities.
• Support supplier and subcontractor technical interactions and design reviews.
• Identify technical issues and risks and help develop solutions.
• Participate in SRR, PDR, CDR, TRR, ORR, and FRR reviews.
• Mentor junior engineers and support process improvements.

Skills

Systems engineering

Aerospace engineering

Requirements development

MBSE SysML

Python

MATLAB

STK

GMAT

Ansys

Flight software

Education

Bachelor's degree in Aerospace, Systems, Electrical, Mechanical Engineering, Physics, Computer Engineering, Computer Science, or related field

Tools

Jama

DOORS

Cameo

MagicDraw

SysML

Job description

Viasat is seeking a Systems Engineer, Space, to support the development, integration, verification, and operation of complex space systems delivering critical mission capabilities. You will contribute across mission architecture, spacecraft systems engineering, payload integration, mission operations, CONOPS development, and verification activities.

The day-to-day includes defining architectures, allocating requirements, guiding CONOPS, MBSE modeling, interface coordination, and participating in