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Science Systems and Applications, Inc (SSAI) · 11 hours ago

Systems Engineer III

Greenbelt, MD, Lanham, MD, US

Full-time

Onsite

Senior Level, Lead/Staff

$125K/yr - $140K/yr

8+ years exp

Science Systems and Applications, Inc (SSAI) is seeking a Systems Engineer III to support an Earth Science contract at NASA Goddard Space Flight Center. The role involves providing systems engineering, data processing, and operations support, ensuring that mission instruments, software, data systems, and operations work together reliably to meet science and mission requirements.

Machine LearningManufacturingSoftware EngineeringWeb Development

H1B Sponsor Likely

Responsibilities

Mission Integration & Requirements Management: Translate science and mission objectives into system requirements, ensure consistency across instruments (OCI, HARP2, SPEXone), spacecraft, ground systems, and operations, and manage interfaces between teams

Operations & Performance Oversight: Coordinate with the Mission Operations Center on planning, instrument activities, and calibration strategies; monitor telemetry, trends, and system health to identify and resolve issues

Verification, Validation & Risk Management: Define and oversee test plans, validate system performance (including data quality and processing), manage configuration control, and assess risks to mission operations and science data continuity

Lifecycle & Stakeholder Coordination: Support the full mission lifecycle—from development through on-orbit operations—while facilitating communication among scientists, engineers, software developers, and external partners to ensure mission success

Qualification

Systems engineering principlesSoftware engineeringSpaceflight mission experienceData processingAnomaly resolutionIndependent workTechnical leadershipCommunication skills

Required

Bachelor's degree in computer science, systems engineering, physics, atmospheric science or related field and 8 years' experience in software engineering or development. Or, the equivalent combination of education and experience

Ability to work independently, lead technical efforts, and integrate across disciplines

Strong background in systems engineering principles: requirements development and traceability, interface control, verification & validation (V&V), and configuration management

Experience with spaceflight or Earth science missions, including instrument, spacecraft, and ground system integration

Ability to analyze system performance, telemetry, trends, and anomalies across instruments and spacecraft subsystems

Experience with system integration and test (I&T), anomaly resolution, and operational risk assessment

Ability to assess trade studies and impacts across mission elements

Preferred

Knowledge of validation and matchup methodologies for Earth science data products is a strong plus

Company

Science Systems and Applications, Inc (SSAI)

Science Systems and Applications, Inc.

Founded in 1977

Lanham, Maryland, USA

501-1000 employees

https://www.ssaihq.com

H1B Sponsorship

Science Systems and Applications, Inc (SSAI) has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)

Distribution of Different Job Fields Receiving Sponsorship

Represents job field similar to this job

Trends of Total Sponsorships

2025 (2)

2024 (5)

2023 (3)

2022 (2)

2021 (5)

2020 (6)