Campus recruitment

No Position Location Degree Major
1 Digital IC Development Engineer Shanghai
Nanjing
Bachelor or above Microelectronics or IC electronic engineering
2 Digital IC Verification Engineer Shanghai Bachelor or above Microelectronics or IC electronic engineering
3 IC Backend Engineer Shanghai Bachelor or above Microelectronics or IC electronic engineering
4 IC packaging and verification engineer Shanghai Bachelor or above Microelectronics or IC electronic engineering
5 Analog circuit design engineer Shanghai
Chengdu
Nanjing
Bachelor or above Microelectronics or integrated circuit design
6 Analog circuit backend engineer Shanghai
Chengdu
Nanjing
Bachelor or above Microelectronics or integrated circuit design
7 FPGA verification engineer Nanjing Bachelor or above Electronic engineering or telecommunication engineering
8 RF Analog IC Design Engineer Shanghai
Nanjing
Bachelor or above Electric circuit and systematic,Electromagnetic Field and Microwave technology,electronic engineering
9 Baseband Algorithm Engineer Shanghai
Shenzhen
Chengdu
Bachelor or above Telecommunication engineering,electronic engineering

Social recruitment

No Position Location Degree Major
1 Digital IC Engineer Shanghai Bachelor or above Requirement:
1. Three years of bachelor's degree or more than one year of master's related work experience;
2. Have strong logical thinking, debugging and analysis skills, good communication and coordination skills and teamwork spirit;
3. Good knowledge of digital circuit design, proficient with Verilog, and be familiar with related development and debugging tool software;
4. Familiar with FPGA structure and development tools, and related design process;
5. Good knowledge of computer architecture and network communication principles and data interface protocols.
6. Experience in designing and debugging WiFi baseband/MAC/switching system/router products is preferred.

Job description:
1.Be responsible for module design, RTL coding, simulation and debugging of digital circuits;
2. Be responsible for SOC system and IP integration, participate in whole process of chip development, and design documents/reports at various stages;
3. Responsible for the prototype verification of chip functions on FPGA;
4. Participate in the synthesis and timing closure of the chip.
2 IC backend engineer Nanjing Bachelor or above Requirement:
1. Bachelor degree or above in microelectronics/electronics/telecommunication related majors, with more than one year of back-end work experience;
2. Familiar with the back-end design process (PR/PV/PA/STA, etc.), proficient in using relevant EDA tools (INNOVUS/PT/Calibre/Redhawk, etc.), able to independently complete the top-level or module-level back-end implementation;
3. Possess strong scripting language (Perl/Tcl/Shell) programming ability and good professional English reading ability;
4. Have strong learning and stress resistance, good teamwork and communication skills;
5. Experience in large-scale chip Tapeout, or experience in mixed signal layout is preferred.

Job description:
1. Be responsible for the automatic placement and routing of block/top level chips, and complete the physical design and implementation from netlist to GDS;
2. Cooperate with front-end design engineers to complete the overall chip layout planning and chip clock tree design;
3. Be responsible for timing analysis and optimization, and complete chip timing signoff;
4.Be responsible for physical verification of chip layout, including DRC, LVS, ANT, ESD and Latch up etc;
5. Responsible for chip power consumption and IR drop analysis and optimization;
3 Digital IC Verification Engineer Nanjing Bachelor or above Requirement:
1. Three years related working experience of bachelor degree or more than one year of master degree.
2. Have strong observation and analysis skills and logical thinking skills, good communication and coordination skills and teamwork spirit;
3. Familiar with verification language, understand UVM verification methodology, have strong script programming ability, and be familiar with related tools and software;
4. Understand computer architecture and network communication principles, and be familiar with commonly used data communication and interface protocols

Job description:
1. Develop verification plan, build  verification environment, and write verification use cases;
2. Complete the simulation verification and debugging before and after the module level and system level of the chip, collect and improve the coverage rate, and complete various documents/reports;
3. Cooperate with chip design engineers to find design defects, locate and solve various problems in chip design;
4. Co-design and software engineers conduct FPGA verification and debugging.
4 HW design engineer Nanjing Bachelor or above Requirement:
1.Three years related working experience of bachelor degree or more than one year of master degree.
2.Major of telecommunication engineering,  electronics engineering.
3.Familiar with the basic process of hardware research and development, proficient with CPU/FPGA/CPLD/EPLD related development.
4.Comprehensive and in-depth understanding of hardware device selection, and be familiar with of various commonly used ICs and discrete components.
5.Proficiency with HW debugging related instruments.
Good teamwork spirit, good technology development learning and research ability, able to withstand work pressure.

Job description:
1.Be responsible for digital chipset analysis and prototyping base on requirement.
2.Be responsible for HW schematic and PCB design, HW design environment setup and preparation, participate in Baseband/Host chipset/board bring up and performance debugging.
3.Be responsible for smoke testing, chipset signoff testing and system testing.
5 Openwrt software engineer Dalian Bachelor or above
5+ years of experience
1.Be responsible for Openwrt platform maintenance, feature development, debugging and testing.

Requirement:
1)Major: Telecommunication engineering, software engineering, computer science. 
2)Experience in large scale software platform development and maintenance.
3)Familiar with C/C++ programming, linux operating system, good skill with software debugging.
4)Familiar with multi-threading, semaphore, memory management.

Preferred skills:
1)Familiar with Openwrt architecture, LUCI, configuration, WAN management, Firewall, VLAN, QoS, WLAN configuration, buildroot.
2)Familiar with DPDK/eBPF/Openswitch and other fast-packet-forwarding method.
3)Familiar with Openwifi architecture, network element configuration and provision protocol(Such as TR069/SNMP).
4)Have strong learning and innovation ability, good organization, communication, expression skills and teamwork spirit;
6 Protocol software development engineer Shanghai Bachelor or above
5+ years of experience
1.Be responsible for BSP software design, developing, debugging, testing.
2.Be responsible for RIF driver design, developing, debugging, testing.

Requirement:
1)Major: telecommunication engineering, computer science, electronic and information engineering.
2)Familiar with linux driver development, such as char device/block device/network device.
3)Familiar with intercommunication method between software and HW, driver debugging and performance analysis and optimization.
4)Familiar with interrupt concept, interrupt context programming.
5)Familiar with memory management in kernel space.
6)Familiar with various of facilities in kernel space such as queue/k-thread/tasklet.
7)Familiar with critical resource concurrent access method.

Preferred skills:
1)Familiar with PCI/PCIe/USB/Network/FS subsystem in kernel space. Familiar with various of peripheral bus device access and control.
2)Have experience with RIF driver development.
3)Have experience with RTOS porting, Real-time performance optimization.
4)Have strong learning and innovation ability, good organization, communication, expression skills and teamwork spirit.
7 BSP software engineer Shanghai Bachelor or above
5+ years of experience
1.Be responsible for 802.11 MAC protocol stack design, development, debugging, testing.

Requirement:
1)Major: telecommunication engineering, computer science, electronic and information engineering.
2)Good knowledge with wireless communication concept.
3)Good C/C++ programming skill.
4)Have experience with software development in Linux platform or other embedding platform.

Preferred skills:
1)Familiar with 802.11 protocol stack or other wireless protocol stack(such as WIFI/LTE//BT)software development, have experience with wireless device development such as wifi AP/STA, LTE/5G eNB/UE.
2)Good knowledge with 3GPP LTE/NR or IEEE 802.11 radio resource management, scheduling, have experience with throughput/delay optimization.
3)Have strong learning and innovation ability, good organization, communication, expression skills and teamwork spirit.

Contact us

E-mail: cherrie.huang@longsailingsemi.com

Tel: 13842885938