Electronic Warfare Systems Engineer (RF & SIGINT)

Sigma Defense Systems LLC; Huntsville (AL); On-site; USD 120,000 - 130,000; Full time

Benefits offered by this job

Dental and Vision Insurance

Medical Insurance to Include HSA, FSA,

Life and AD&D coverage

Employee Assistance Program (EAP)

401(k) Plan with Company Matching

PTO 160 Hours

12 Holidays (Floating)

Educational Assistance

Highly Competitive Salary

Job summary

Sigma Defense Systems LLC in Huntsville, AL seeks an Electronic Warfare (EW) Systems Engineer to lead end-to-end engineering, integration, and testing of advanced EW systems for DoD customers. You will apply RF, systems engineering, and hardware integration expertise to develop, prototype, test, and field next-generation capabilities in operational environments.

Applicants should have DoD program experience, strong documentation skills, and the ability to work across multidisciplinary teams.

Qualifications

• 4–6 years of experience designing or integrating RF or Electronic Warfare systems.
• Experience supporting Department of Defense acquisition programs.
• Strong understanding of Systems Engineering processes.
• Experience developing technical documentation.
• Experience integrating complex hardware and software systems.
• Experience troubleshooting RF systems.
• Must be a U.S. citizen

Responsibilities

• Lead the systems engineering lifecycle from concept development through production and fielding.
• Develop and maintain system requirements, ICDs, and verification plans.
• Perform requirements decomposition, allocation, and traceability.
• Develop system architectures, block diagrams, and technical baselines.
• Design and integrate RF, communications, electronic attack, electronic support, and electronic protection systems
• Integrate SDRs, RF amplifiers, antennas, filters, switches, power systems, and embedded computing platforms
• Support schematic development, PCB integration, and hardware packaging.
• Develop CONOPS and operational employment concepts.
• Participate in SRR, PDR, CDR, TRR, and PRR.
• Develop and execute verification and validation plans.
• Conduct laboratory integration and troubleshooting.
• Support environmental, EMI/EMC, thermal, and RF performance testing.
• Analyze RF performance including: Gain, noise figure, harmonics, spurious emissions, linearity, VSWR, and intermodulation
• Develop production documentation including: Assembly instructions, wiring diagrams, manufacturing travelers, test procedures, and acceptance procedures.
• Coordinate with mechanical, electrical, software, and manufacturing engineers.
• Support customer demonstrations, technical interchange meetings, and field exercises.
• Participate in FAT, SAT, and customer training.
• Identify technical risks and develop mitigation strategies.
• Support proposal development and technical volume writing

Skills

RF system architecture

RF distribution

Amplifiers

Antennas

Filters

Mixers

Switch matrices

Frequency converters

Power dividers/combiners

RF shielding

Spectrum analysis

Systems engineering processes

Requirements management

Requirements verification

Requirements traceability

Risk management

Configuration management

Interface management

Trade studies

Functional decomposition

Technical baseline management

Electronic Attack (EA)

Electronic Support (ES)

Electronic Protection (EP)

Threat emitter systems

Radar systems

Communications EW

Signals Intelligence (SIGINT)

Spectrum Operations

SDRs

Embedded computers

FPGA-based hardware

High-power RF amplifiers

AC/DC and DC/DC power systems

GPS

Timing systems

Ethernet networks

MIL-STD connectors

Ruggedized enclosures

Python

MATLAB

C/C++

LabVIEW

Linux

Windows

Git

Microsoft Office

IBM DOORS/Jama

Education

Bachelor’s degree in Electrical Engineering, Computer Engineering, Systems Engineering, Physics, or related field

Tools

Schematic development

Job description

Sigma Defense Systems LLC in Huntsville, AL seeks an Electronic Warfare (EW) Systems Engineer to lead end-to-end engineering, integration, and testing of advanced EW systems for DoD customers. You will apply RF, systems engineering, and hardware integration expertise to develop, prototype, test, and field next-generation capabilities in operational environments.

Applicants should have DoD program experience, strong documentation skills, and the ability to work across multidisciplinary teams.