EMBEDDED LINUX ENGINEER
Contract Independent
Contract W2
Contract Corp To Corp
12 Months
Able to Sponsor
On-site
$40 - $50/hr
CIS Technologies Inc.
Fitment
Dice Job Match Score™
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Job Details
Skills
- 3GPP
- C++
- C
- LTE
- TCP/IP
- WebSocket
- Virtual Private Network
- Computer Hardware
- Cisco Certifications
- Command-line Interface
- Data Compression
- Debugging
- HAL
Summary
Hello,
JD:-
THE PRODUCT
We are building a 5G/LTE CPE gateway (home/enterprise router) running Embedded Linux + RDK-B. We need a consultant to own two critical workstreams on the device.
CORE DELIVERABLES
- Workstream:
- Daemon to display realtime modem signal (RSSI/RSRP/RSRQ) and system health on the frontpanel screen.
- LED/LCD UI + Stabilization Logging:
- Crashpersistent logger forceflush critical logs to flash before reboot on system panic; display error codes on screen for field debugging.
- Remote Log Collection & Modem Diagnostics:
- Secure remote access tunnel (SSH reverse / WebSocket / TR069) for NOC engineers to pull system logs (syslog, dmesg, journald) and modem diagnostics.
- Log rotation/compression to prevent flash wear.
- REST/CLI interface for ondemand log retrieval.
- Modem Integration:
- Hardware Abstraction Layer (HAL) to communicate with 5G/LTE modems via AT commands over UART/USB.
- Support multivendor modems (Quectel, Sierra, Fibocom) through a unified interface.
MANDATORY SKILLS
- Languages: Expert C/C++ (system daemons, sockets, multithreading, IPC)
- Embedded Linux: systemd, syslog/journald, crosscompilation (Yocto/Buildroot), flash filesystems, gdb/strace debugging
- RDK-B: Nonnegotiable handson with CCSP components, WebPA (TR069), and RDKB boot/logging flow
- Cellular (3GPP): AT commands (AT+CSQ, AT+CREG, AT+CEREG, AT+QENG); understanding of LTE/5G NR registration and signal metrics
- Networking: TCP/IP, NAT, VPNs, SSH/HTTPS, remote access protocols
NICETOHAVE
- TR069 / CWMP or MQTT experience
- Yocto / BitBake recipes
- LVGL / Qt Embedded for UI
- FOTA (firmware overtheair) updates
Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.
- Dice Id: 91114999
- Position Id: 9079785
- Posted 6 hours ago
Company Info
About CIS Technologies Inc.
CIS Technologies Inc. is currently accepting resumes for a variety of positions. Please review the database of positions that we are seeking to fill and contact us for additional information about any specific opportunity.
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