Senior RF Design Engineer – Sub-GHz & Wi‑Fi Front‑End

Checkpoint Systems; New Jersey; On-site; USD 120,000 - 140,000; Full time

Benefits offered by this job

401(k)

401(k) Matching

Medical Insurance

Dental Insurance

Vision Insurance

Life Insurance

Employee Assistance Program

Employee Discount

Paid Time Off

Tuition Reimbursement

Flexible Spending Account

Health Savings Account

Job summary

Checkpoint Systems is seeking an RF Engineer to design, simulate, validate Sub-GHz and Wi‑Fi/BLE radio systems, and perform RF PCB layout. The role spans architecture, simulation, prototyping, lab validation, and certification, with end‑to‑end ownership of RF front end, antenna integration, and complex PCBs used in retail RFID products.

You will work with cross‑functional teams to deliver robust, manufacturable RF designs, and you will drive lab bring‑up, environmental tests, and certification

Qualifications

• 5–8+ years owning RF designs from concept → production.
• Experience with Sub‑GHz ISM radios and 2.4 GHz Wi‑Fi/BLE coexistence.
• Proficiency in RF layout, stack‑up, and parasitic control.
• Experience guiding FCC/CE certification with minimal NCs.

Responsibilities

• Design Sub‑GHz ISM and 2.4 GHz RF front ends and perform link budgets.
• Own RF zones on multilayer PCBs, define stack‑up and controlled impedance routing.
• Lead simulations and EM analysis for antenna tuning and layout parasitics.
• Coordinate lab bring‑up, validation, and certification with external labs.

Skills

RF design

antenna integration

RF layout

coexistence testing

lab validation

Education

B.S./M.S. in EE

IPC CID certification

Tools

Siemens PADS

Dassault CST

Siemens HyperLynx

Keysight ADS

Cadence AWR

MATLAB

Job description

Checkpoint Systems is seeking an RF Engineer to design, simulate, validate Sub-GHz and Wi‑Fi/BLE radio systems, and perform RF PCB layout. The role spans architecture, simulation, prototyping, lab validation, and certification, with end‑to‑end ownership of RF front end, antenna integration, and complex PCBs used in retail RFID products.

You will work with cross‑functional teams to deliver robust, manufacturable RF designs, and you will drive lab bring‑up, environmental tests, and certification