General Field Service Engineer III – Satellite Systems

Sigma Defense Systems LLC · Tamalé

🇬🇧 English

Satellite modems Redundancy switches Up converters Down converters High Power Amplifiers (HPAs) Low Noise Amplifiers (LNAs) Low Noise Block (LNB) Antenna motors Solid State Power Amplifiers (SSPA) Antenna Control Unit (ACU) Uninterruptible Power Supply (UPS) RF signal flow Fault isolation Frequency Division Multiple Access (FDMA) Time Division Multiple Access (TDMA) IT systems administration Routing Switching Cisco CCNA Tactical satellite communications

Job description

About the role

Sigma Defense Systems is looking for a General Field Service Engineer III to support testing, integration, training, and maintenance of the Block II Tactical Relay family for the Airborne ISR Data Transport program. The engineer will work directly with satellite communications hardware and provide on‑site expertise to military and multinational teams.

Key responsibilities

Install, maintain, operate, and train personnel on Block II Tactical Relay systems.
Support testing, integration, and field maintenance of satellite modems, redundancy switches, up/down converters, HPAs, LNAs, LNBs, waveguide assemblies, IF cabling, antennas, SSPA, ACU, UPS, HVAC, and generators.
Diagnose and isolate RF signal faults and perform corrective actions.
Collaborate with US Military satellite communications units, providing expertise on space‑segment provisioning and gateway operations.
Maintain documentation and ensure compliance with security and safety standards.

Required profile

4+ years of satellite system operations experience.
Working knowledge of US Military satellite communications procedures, FDMA and TDMA techniques.
Proficiency in RF signal flow, fault isolation, and multicast communications.
IT systems administration experience with routing and switching (Cisco CCNA preferred).
Ability to work with multi‑national staff, senior officers, and NCOs.
Valid U.S. passport, U.S. citizenship, and ability to obtain an active Top Secret clearance.
Education: Bachelor’s in engineering +5 years experience, or Associate’s +7 years, or high school diploma +12 years.

Required skills

Satellite modems
Redundancy switches
Up converters
Down converters
High Power Amplifiers (HPAs)
Low Noise Amplifiers (LNAs)
Low Noise Block (LNB)
Waveguide joints and connections
Intermediate Frequency (IF) cabling
Antenna motors and control units (ACU)
Solid State Power Amplifiers (SSPA)
Uninterruptible Power Supply (UPS)
HVAC units
Generators
RF signal flow and fault isolation
FDMA / TDMA satellite access
IT systems administration
Routing and switching (Cisco CCNA preferred)
Multicast communications
Tactical satellite communications

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Published 4 months ago

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Sigma Defense Systems LLC

Tamalé

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