SES Satellites · 16 hours ago
Engineer, Senior, Spacecraft Subsystems, Payload
McLean, VA
Full-time
Onsite
Senior Level, Lead/Staff
8+ years expSES Satellites is a company focused on satellite technology and operations. They are seeking a Senior Engineer specializing in Spacecraft Subsystems and Payload to monitor satellite health and support spacecraft operations, ensuring optimal performance and customer satisfaction.
Communications InfrastructureHardwareSatellite CommunicationTelecommunicationsWired Telecommunications
Responsibilities
Maximize satellite fleet availability and longevity, ensuring customer satisfaction aligned with SLA terms
Advance payload automation applications through definition of operations requirements, use cases, test and validation plans and reports for software development teams
Support payload mission service reconfigurations for the global fleet:
Assess link budget for payload/satellite RF interference scenarios, identify operational mitigation solutions for payload subsystem mission configuration to meet E2E SLA performance
Track and resolve payload non-compliances in E2E service configuration
Develop, enhance or debug integrated payload and RF monitoring applications and tools required for hardware and performance monitoring, operation automation, resource optimisation and constellation performance
Offer payload expertise on satellite performance, and as a component interface in end-to-end communication link design
Work with Adaptive Resource Optimizer and Allocator ground-based software systems to integrate spacecraft payload data models and In-orbit calibration system functionality
Develop end-to-end payload RF and command configuration operational procedures, use case, test procedure algorithms, and test & validation plans/reports
Prepare for and manage spacecraft contingency operations, including innovative solutions for satellite and fleet-level resilience
Collaborate in payload missions, operations and integration of new satellites into constellation, including IOT as well as transition and phasing for start-of-service
Support the design, procurement, testing, and integration of new satellites, including in-orbit testing and phasing into the constellation
Analyse satellite malfunctions and provide guidance during anomalies and emergencies
Contribute to RF data processing, payload performance analysis, and phased array calibration and corrections for on-demand adjustments
Develop training material and deliver technical training to internal teams
Support as an on-call engineering function for payload anomaly response for in-service operations
Utilize test instruments to integrate and measure earth station components and subsystem performance as per design and specifications documents
Interface with vendors to procure the necessary hardware to upgrade and update earth stations outfitted with our testing equipment
Collaborate with multiple departments across the company to coordinate testing, installation, shipping, and requirements for testing equipment
Build tools for and perform data processing and analysis in support of payload IOT and day-to-day operations
Qualification
Required
University degree in Electrical Engineering, Telecommunications, Aerospace Engineering or similar field(s)
Min 8 years of professional experience in telecommunications is a plus
Knowledge of satellite payload systems, including on-board equipment is a plus
Experience or exposure to digital payload and phased array technology is a plus
Knowledgeable in end-to-end satellite communication systems, link budget analysis, RF measurement equipment, signal acquisition, processing and analysis is a plus
Hands-on intermediate experience in analytical programming languages such as python, visual basis, xml, C/C++, or MATLAB is a preferred
Exposure of data retrieval, data analytics, machine learning and artificial intelligence is a plus
Understanding of satellite operations in LEO / MEO is a plus
Be able to interact with vendor, customers, satellite manufacturers and other satellite operators
Availability for on-call duties
Willingness to travel internationally
Flexibility to support in-orbit testing missions, including evening and night hours
Preferred
Hands-on intermediate experience in analytical programming languages such as python, visual basis, xml, C/C++, or MATLAB is a preferred
Company
SES Satellites
At SES, we believe that space has the power to make a difference.
1001-5000 employees
H1B Sponsorship
SES Satellites 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 (5)
2024 (3)
2023 (7)
2022 (6)
2021 (4)
2020 (1)
Funding
Current Stage
Public CompanyTotal Funding
$5.99BKey Investors
European Investment Bank
2025-08-28Post Ipo Equity· $10.12M
2025-06-17Post Ipo Debt· $1.16B
2025-01-29Post Ipo Debt· $130.5M
Leadership Team
Adel Al-Saleh
CEO SES
Martin Halliwell
SVP and CTO with SES ASTRA
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