Power Design Hardware Engineer - Acacia (Hybrid)

Cisco•Maynard, MA

6d•Hybrid

About The Position

You will work with a versatile and upbeat team of enthusiastic engineers in an environment where team members experience mutual enhancement and improvement. You will have the opportunity to collaborate cross-functionally with our Hardware, Mechanical Engineering, Optics, and manufacturing Process Engineering teams. You will be key member of Acacia’s Hardware Team. The Power Design Engineer will lead the design of DC-DC switch-mode power supplies and component selection. The successful candidate will work across disciplines to assure power supply designs meet the power, thermal, and safety requirements of the system specification. You will work closely with Acacia’s multi-disciplinary engineering and manufacturing teams to understand the system requirements and contribute or lead the specification, design, and debug of complex power delivery systems for our products. Architecture: Lead and contribute to power delivery system architecture and specifications. Design: Design, analysis, and simulation of high current and low noise power delivery circuits. Debug: Contribute to system bring up, debug, and validation in the lab. Verification: Write and execute test and DVT plans.

Requirements

Bachelors + 8 years of related experience, or Masters +6 years of related experience, a PhD + 1 year of experience.
5 + years of direct Power supply design experience
Experience with high efficiency DC-DC power conversion design, analysis, circuit simulation, control loops, and stabilization.
Experience with phase and gain margins
Experience with power design component selection and trade-offs
Experience with Spice, LTspice, TI WorkBench, and circuit simulators
Experience in both high current low voltage multi-phase ()100W) as well as ultra-low noise power delivery circuitry
Experience with power supply layout and thermal design rules
Experience with Technical leadership of PCB layout with respect to various grounding and low noise etch techniques
Experience with power-up sequencing in multi-power supply systems
Experience in quickly grasping the existing designs and able to work independently with minimal supervision
Experience presenting technical information to technical and non-technical audiences.

Nice To Haves

Experience with power supply layout and thermal design rules
Experience with Technical leadership of PCB layout with respect to various grounding and low noise etch techniques
Experience with power-up sequencing in multi-power supply systems
Expertise with AC and DC Power Integrity Simulation tools
Experience in power supply design for leading edge high speed communication devices
Experience in power supply design for sensitive optical components
Experience with power efficiency optimization schemes
Experience with Cadence Allegro and DxDesigner tools

Responsibilities

Lead and contribute to power delivery system architecture and specifications.
Design, analysis, and simulation of high current and low noise power delivery circuits.
Contribute to system bring up, debug, and validation in the lab.
Write and execute test and DVT plans.

Benefits

medical, dental and vision insurance
a 401(k) plan with a Cisco matching contribution
paid parental leave
short and long-term disability coverage
basic life insurance
U.S. employees are eligible for paid time away as described below, subject to Cisco’s policies: 10 paid holidays per full calendar year, plus 1 floating holiday for non-exempt employees 1 paid day off for employee’s birthday, paid year-end holiday shutdown, and 4 paid days off for personal wellness determined by Cisco
Non-exempt employees receive 16 days of paid vacation time per full calendar year, accrued at rate of 4.92 hours per pay period for full-time employees
Exempt employees participate in Cisco’s flexible vacation time off program, which has no defined limit on how much vacation time eligible employees may use (subject to availability and some business limitations)
80 hours of sick time off provided on hire date and each January 1st thereafter, and up to 80 hours of unused sick time carried forward from one calendar year to the next
Additional paid time away may be requested to deal with critical or emergency issues for family members
Optional 10 paid days per full calendar year to volunteer