SES Space & Defense

Senior Engineer, Software   (Grade P11) (Reston, VA, US, 20191)

Senior Engineer, Software

Senior full-stack software engineer with 5+ years of experience in application development, design and deployment. Proficient in modern JavaScript frameworks (React, Angular), APIs, data systems, cloud-native architectures; strong SDLC/Agile experience; security-aware; able to mentor others.

Technician, PMO SATOPS (Tampa, FL, US, 33621)

Technician

High school diploma or GED required; Associate degree or higher preferred. 5+ years SATCOM experience; strong iDirect Hub, TCP/IP, SATCOM/RF knowledge. TS/SCI eligible clearance preferred.

Senior Manned/Unmanned Airborne Systems SME (Tampa, FL, US, 33621)

Senior Manned/Unmanned Airborne Systems SME

Bachelor’s degree and 8+ years experience; TS clearance with SCI eligibility; SME knowledge of MQ-9/ MQ-1 variants and Ground Control Systems; strong communication; independent and team work.

SES Space and Defense

AISR Technician (Tampa, FL, US, 33621)

AISR Technician

High school diploma or GED; 5+ years experience; Top Secret/SCI eligibility; TCP/IP and SATCOM/RF knowledge; strong troubleshooting and communication.

Technician, Global NOC (Stafford, VA, US, 22554)

3-5 years in Networking/IT or satellite telecom; remote troubleshooting; 24/7 shift ability; customer service; DoD Secret clearance preferred.

Principal Engineer, Software (Reston, VA, US, 20191)

Principal Engineer

US citizenship, ability to obtain/maintain security clearance, BS in CS or related field, 10+ years in applications development, strong communication, multi-architecture development, expert in JS (TypeScript/React/Angular) and Python, SDLC/Agile, SOLID, data eng, Docker/Kubernetes, cloud-native, secure DevOps.

Chief Engineer - Payload Systems Engineering (Reston, VA, US, 20191)

Chief Engineer

BS or MS with 12-15+ years in aerospace payload engineering; US citizenship with TS/SCI eligibility; leadership in payload integration and end-to-end mission validation.

Title	Location	Date
Senior Engineer, Software (Grade P11) (Reston, VA, US, 20191) Full Time · 5+ YOE Reston, Virginia, United States · Onsite	Reston, Virginia, United States Onsite	May 2, 2026
Technician, PMO SATOPS (Tampa, FL, US, 33621) Full Time · 5+ YOE Tampa, Florida, United States · Onsite	Tampa, Florida, United States Onsite	Apr 16, 2026
Senior Manned/Unmanned Airborne Systems SME (Tampa, FL, US, 33621) Full Time · 8+ YOE Tampa, Florida, United States · Onsite	Tampa, Florida, United States Onsite	Apr 16, 2026
AISR Technician (Tampa, FL, US, 33621) Full Time · 5+ YOE Tampa, Florida, United States · Onsite	Tampa, Florida, United States Onsite	Apr 16, 2026
Technician, Global NOC (Stafford, VA, US, 22554) Full Time · 3+ YOE Stafford, Virginia, United States · Onsite	Stafford, Virginia, United States Onsite	Mar 31, 2026
Principal Engineer, Software (Reston, VA, US, 20191) Full Time · 10+ YOE Reston, Virginia, United States · Onsite	Reston, Virginia, United States Onsite	Feb 24, 2026
Chief Engineer - Payload Systems Engineering (Reston, VA, US, 20191) Full Time · 12+ YOE Reston, Virginia, United States · Onsite	Reston, Virginia, United States Onsite	Jan 29, 2026

Activities	satellite communications servicessatellite network managementmanaged telecommunications servicesground infrastructure operationssecure data transmission
Headquarters	US
Industries	TelecommunicationsDefense
Name	SES Space & Defense
Employees	2,100
Type	Public
Parent Company	SES
Tagline	Provides satellite communications and managed network services for governments.
Founded	1,985
Website	sessd.com
Stock Exchange	Euronext Paris
Stock Symbol	SESG

SES Space & Defense

About SES Space & Defense