About Acacia
Acacia develops intelligent, high-speed transceivers using advanced signal processing and photonic integration for 100G, 400G, and 1Tbit fiber optic transmission, deployed in data center, metro, long-haul, and ultra-long-haul telecom networks.
Key Responsibilities
* Develop, architect, design, layout, measure, and productize ultra-deep sub-micron CMOS mixed-signal ICs (>25Gb/s) for optical communications.
* Lead major block design on complex chips, mentor team members and track deliverables.
* Participate in peer reviews, drive solid design methodology, and ensure production-readiness.
* Collaborate with packaging and hardware teams to meet signal and power integrity specs.
Collaboration
* Work closely with mixed-signal, digital/DSP, system, package, and module design teams.
* Participate in a supportive, collaborative engineering environment.
Who You Are
* Enthusiastic about high-speed AMS (Analog/Mixed-Signal) circuits.
* Detail-oriented, energetic, and committed to solving complex problems.
* Strong communicator and collaborator; open to feedback and proactive in team improvement.
Minimum Qualifications
* Degree/Experience:
* BSEE + 8 years, MS + 6 years, or PhD + 3 years (or equivalent)
Technical Experience (at least 3):
* High-speed serial links (serdes, data converters)
* Voltage regulators
* High performance output drivers
* High Performance Phase Locked Loops
* Efficient clock transmission/propagation
* Opamps or programmable gain amplifiers
* Equalisation techniques
Preferred Qualifications
* Transceiver/backplane/cable comms experience
* FinFET process experience
* High-frequency layout (inductors, transformers, transmission lines)
* Floor planning (power/ground, digital/analog routing)
* Custom transistor layout
Design for Manufacturability
* PVT (process-voltage-temp) characterization (Monte Carlo)
* Electromigration analysis (Totem or equivalent)
* Power and IR drop analysis
Lab Validation
* ESD practices and test setup construction
Software/Tools
* High-frequency test equipment (BERT, jitter analysers, VNA/PNA)
* Cadence Virtuoso, Spectre/APS/SpectreX, Calibre, EMX
* Mixed-signal AMS simulation
* Matlab
* Track record of innovation (publications a plus)
#WeAreCisco
#WeAreCisco where every individual brings their unique skills and perspectives together to pursue our purpose of powering an inclusive future for all.
Our passion is connection—we celebrate our employees’ diverse set of backgrounds and focus on unlocking potential. Cisconians often experience one company, many careers where learning and development are encouraged and supported at every stage. Our technology, tools, and culture pioneered hybrid work trends, allowing all to not only give their best, but be their best.
We understand our outstanding opportunity to bring communities together and at the heart of that is our people. One-third of Cisconians collaborate in our 30 employee resource organizations, called Inclusive Communities, to connect, foster belonging, learn to be informed allies, and make a difference. Dedicated paid time off to volunteer—80 hours each year—allows us to give back to causes we are passionate about, and nearly 86% do!
Our purpose, driven by our people, is what makes us the worldwide leader in technology that powers the internet. Helping our customers reimagine their applications, secure their enterprise, transform their infrastructure, and meet their sustainability goals is what we do best. We ensure that every step we take is a step towards a more inclusive future for all. Take your next step and be you, with us!
At Cisco, we’re revolutionizing how data and infrastructure connect and protect organizations in the AI era – and beyond. We’ve been innovating fearlessly for 40 years to create solutions that power how humans and technology work together across the physical and digital worlds. These solutions provide customers with unparalleled security, visibility, and insights across the entire digital footprint. Simply put – we power the future.
Fueled by the depth and breadth of our technology, we experiment and create meaningful solutions. Add to that our worldwide network of doers and experts, and you’ll see that the opportunities to grow and build are limitless. We work as a team, collaborating with empathy to make really big things happen on a global scale. Because our solutions are everywhere, our impact is everywhere.
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