- Amazon (Redmond, WA)
- …DSP algorithm development, modeling and simulation . Solid understanding of OFDM , AGC, beamforming algorithms, MIMO, channel estimation, equalization techniques . ... Communication Theory (signal estimation and detection, AGC, channel estimation), OFDM , MIMO, Digital/Wireless Communication Systems and engineering . Extensive… more
- Tarana Wireless (Milpitas, CA)
- …+ Have theoretical and practical knowledge in all aspects of an OFDM -based wireless communications system with detailed knowledge in several of the following: ... processing + Prior experience working on 3GPP or WLAN based products or other OFDM MIMO based wireless products + Familiarity with lab equipment such as signal… more
- Tarana Wireless (Milpitas, CA)
- …in wireless device and system verification. + Working experience with OFDM wireless system development and validation, preferably with LTE/5G-NR, IEEE 802.11 ... a/b/g/n/ac/ax/ad/ay. + Strong Python automation coding skills. + Ability to learn complex systems quickly and be willing to face new challenges. + Strong triage and analysis skills to diagnose and resolve product issues. + Discipline to execute on… more
- EchoStar (Littleton, CO)
- …like Ethernet and TCP/IP. + In-depth knowledge of wireless systems ( OFDM , MIMO), signal processing algorithms (eg, timing recovery, RF impairment correction), ... and strong familiarity with 3GPP, GSMA, PTCRB, CTIA, and security certifications (eg, NIAP, FIPS 140-2/3, DISA). + Hands-on experience with device/SIM activation, VAS, provisioning, and management for MVNO/MNO environments; knowledgeable in MDM configurations… more
- Amazon (Redmond, WA)
- …single and multi-carrier techniques, modulation types such as PSK, APSK, QAM, OFDM - Understanding of electromagnetic propagation and antenna systems - Experience ... with RF test equipment such as spectrum analyzers, network analyzers - Experience mentoring engineers in engineering best-practices and domain-specific technical principles Amazon is an equal opportunity employer and does not discriminate on the basis of… more
- GE Vernova (Rochester, NY)
- …+ Antennas, duplexers, and other RF accessories characteristics. + Signal modulations: QAM, FSK, OFDM + Cellular architecture + 4G LTE, RAN, EPC + Layer 2 MAC ... connectivity. + IP Networking (Switching, routing, VPN, QoS ). + Network and device management. + Cybersecurity basics: encryption certificates, firewalling + Troubleshooting: Hardware and software related. + Experience in MPLS, SDH, SONET and other optical… more
- SAIC (El Segundo, CA)
- …as a Service). + Network protocols and security (eg, TCP, UDP, QAM, OFDM , FEC, AES). + Transmission Security (TRANSEC), Communications Security (COMSEC), and Risk ... Management Framework (RMF). + Must have an in-scope security background investigation (T5 or SSBI), adjudicated for SCI eligibility and enrolled in the Continuous Evaluation program (if applicable). + Must be willing to be nominated for access to Sensitive… more
- Silvus Technologies (Los Angeles, CA)
- …etc.). + Familiarity with wireless communication concepts (eg, PHY/MAC layers, MIMO, OFDM , spectrum access, SDRs). + Proficiency in MATLAB or C/C++ for signal ... processing algorithm development. + Security Clearance: Active US Government SECRET clearance or the ability to obtain one within 12 months of hire. + **Must be a US Citizen** due to clients under US government contracts. PREFERRED KNOWLEDGE, SKILLS AND… more
- Silvus Technologies (Los Angeles, CA)
- …etc. + Proven expertise and ability working with signal processing algorithms, MIMO, OFDM , etc. + Strong understanding of modeling and mitigating RF impairments to ... signals such as AGC, phase noise, frequency/clock offset, etc. + Experiences with fixed point modeling, implementation, and verification. + Expert in MATLAB programming and simulation. + **Must be a US Citizen due to clients under US government contracts**… more
- Amazon (Redmond, WA)
- …FW/SW development - * Experience with communication theory and RF-systems; eg, OFDM , MIMO, etc. - * Experience working with different chip interfaces/layers eg, ... RF, PHY, etc. - * Experience in wireless (satellite and/or terrestrial) system architecture, design and/or implementation. - * Experience of end-to-end system integration and testing - * Experience with on-orbit payload verification or satellite testing - *… more
- Amazon (Austin, TX)
- …management, build processes, testing, and operations experience - Modem wireless or OFDM experience - Master's degree in computer science or equivalent Amazon is ... an equal opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status. Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability… more
- Amazon (Redmond, WA)
- …single and multi-carrier techniques, modulation types such as PSK, APSK, QAM, OFDM * Understanding of electromagnetic propagation and antenna systems * RF/microwave ... design using ADS, HFSS, AWR Microwave Office * Experience with the design and integration of RF systems consisting of radio transmitters and receivers, LNAs, PAs, couplers, filters, etc. * Experience with RF test equipment, such as spectrum analyzers and… more
- Tarana Wireless (Milpitas, CA)
- …802.1x etc) + MAC and network-layer implementation of 802.11, WiMax, LTE or other OFDM standards . What we offer: We don't just build next-gen wireless technology - ... we build people. The salary range for this position is: $155,000 to $215,000 Compensation will be determined based on several factors including, but not limited to: skill set, years of experience and the employee's geographic location. Tarana provides… more
- Silvus Technologies (Los Angeles, CA)
- …mesh networking, medium access control, and routing. + Knowledge of MIMO, OFDM , and basic digital signal processing techniques. WORKING CONDITIONS & PHYSICAL ... REQUIREMENTS + Office environment. + Occasional exposure to heat, cold, and allergens while performing tests or demonstrations in the field. + While performing the duties of this job, the employee is required to do the following: + Lift equipment up to 20 lbs.… more
- Amazon (San Diego, CA)
- …Experience in multiple access wireless communications systems such as 5G, WiFi, or other OFDM systems. - Knowledge of ethernet protocols such as IP, UDP, TCP, HTTP ... and analysis tools such as Wireshark - Experience in test automation setup and scripting languages such as Python/Perl/Matlab. - Experience with software defined radios and embedded programming in C/C++ and VHDL/Verilog is a plus. - Experience with Lab test… more
- Amazon (San Diego, CA)
- …for multiple access wireless communications systems such as 5G, WiFi, or other OFDM systems. - Experience in test automation setup and scripting languages such as ... Python/Perl/Matlab/bash. - Experience with software defined radios and embedded programming in C/C++ and VHDL/Verilog is a plus. - Knowledge of ethernet protocols such as IP, UDP, TCP, HTTP and analysis tools such as Wireshark - Experience with Lab test… more
- Amazon (Redmond, WA)
- …simulation tools (CST/HFSS) - Good understanding of modern wireless technologies ( OFDM /MIMO) and medium access procedures - Familiarity with basics of probability ... and estimation theory Amazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status. Our inclusive culture empowers Amazonians to deliver the best results for our… more
- SpaceX (Redmond, WA)
- …with 3GPP 4G/5G (LTE/NR) physical layer design or other modern broadband OFDM waveforms such as WiMAX, 802.11 WiFi, DVB-S2, DVB-C, 5G NTN (non-terrestrial ... networks). + Familiarity with forward error correction (FEC) coding concepts. + Basic familiarity with MAC layer (medium access control, L2). + Development and optimization of complex signal processing algorithms in both fixed and floating point. + Familiarity… more
- Silvus Technologies (Los Angeles, CA)
- …medium access, and routing algorithms. + Signal processing algorithms, MIMO, OFDM , beam-nulling, etc. + Cognitive radio, congested and contested spectrum, ... interference mitigation. + RF sensing, signal detection, and classification, etc. + Technical writing, proposal preparation, and technical presentation. + **NOTE - Must be a US Citizen due to clients under US government contracts.** + Employment is contingent… more
- Silvus Technologies (Los Angeles, CA)
- …channel coding, etc. + Knowledge about signal processing algorithms, MIMO, OFDM . + Experiences with fixed point modeling, implementation, and verification. + ... Expert in MATLAB programming and simulation. + Travel Requirements - Infrequent travel to support customer interactions or test and demonstration events. + Employment is contingent upon the successful clearance of a background check. PREFERRED KNOWLEDGE SKILLS… more