ASIC Library Engineer

Block is one company built from many blocks, all united by the same purpose of economic empowerment. The blocks that form our foundational teams - People, Finance, Counsel, Hardware, Information Security, Platform Infrastructure Engineering, and more - provide support and guidance at the corporate level. They work across business groups and around the globe, spanning time zones and disciplines to develop inclusive People policies, forecast finances, give legal counsel, safeguard systems, nurture new initiatives, and more. Every challenge creates possibilities, and we need different perspectives to see them all. Bring yours to Block.
Team Overview
Proto is accelerating the world's transition to an open economy with products that increase access and independence for everyone. We're building hardware and software that will help decentralize bitcoin mining and enable new and innovative use cases for bitcoin mining. We're developing our products in the open - you can read more at mining.build . Come build the future of money with us!
We believe everyone should be able to participate and thrive in the economy. We believe bitcoin plays an essential role in the future of payments and the world's economy. We believe that the status quo of bitcoin mining does not serve the mission of the bitcoin ecosystem. So we're building a bitcoin mining rig powered by Block designed custom ASICs. With our mining rig, we can address many issues such as the concentration of hardware supply in certain countries and incompatibility with clean energy sources.
As an ASIC library engineer, you will work closely with other digital designers and physical designers to develop the next generation of mining ASIC. In particular, the challenges of accurate library production and verification are critical parts of this role.
We are a distributed team across the U.S. and Canada, and are hiring for a single remote position.
Main responsibilities will include:

• Library characterization
• Library verification and QA

You Have:

• BS in Electrical Engineering or Computer Engineering with at least 5 years of industry experience
• Very familiar with the liberty file format
• Expert knowledge using Liberate/Primelib
• Library QA experience using Crosscheck
• Experience with simulators (e.g. Spectre/Hspice/Primesim)
• Proficient with scripting languages such as Python, Perl, TCL, Makefile.
• Strong analytical skills and attention to detail
• Excellent written and communication skills
• Must be a self-starter and able to independently drive tasks to completion
• Demonstrates the ability to debug issues and quickly identify viable solutions

Even better if you have:

• MS in Electrical Engineering or Computer Engineering

• Experience with high sigma monte carlo simulations
• Custom design formal equivalence checking ( e.g. Synopsys ESP)
• Experience with Synopsys library compiler/manager
• Custom cell design/layout experience
• Experience in 3nm or below

We're working to build a more inclusive economy where our customers have equal access to opportunity, and we strive to live by these same values in building our workplace. Block is an equal opportunity employer evaluating all employees and job applicants without regard to identity or any legally protected class. We also consider qualified applicants with criminal histories for employment on our team, and always assess candidates on an individualized basis.
We believe in being fair, and are committed to an inclusive interview experience, including providing reasonable accommodations to disabled applicants throughout the recruitment process. We encourage applicants to share any needed accommodations with their recruiter, who will treat these requests as confidentially as possible. Want to learn more about what we're doing to build a workplace that is fair and square? Check out our I+D page .
Block will consider qualified applicants with arrest or conviction records for employment in accordance with state and local laws and "fair chance" ordinances.
Block takes a market-based approach to pay, and pay may vary depending on your location. U.S. locations are categorized into one of four zones based on a cost of labor index for that geographic area. The successful candidate's starting pay will be determined based on job-related skills, experience, qualifications, work location, and market conditions. These ranges may be modified in the future.
To find a location's zone designation, please refer to this resource . If a location of interest is not listed, please speak with a recruiter for additional information.
Zone A:
$198,000 - $297,000 USD
Zone B:
$184,200 - $276,200 USD
Zone C:
$174,200 - $261,400 USD
Zone D:
$164,300 - $246,500 USD
Every benefit we offer is designed with one goal: empowering you to do the best work of your career while building the life you want. Check out benefits at Block.
Block, Inc. (NYSE: SQ) is a global technology company with a focus on financial services. Made up of Square, Cash App, Spiral, and TIDAL, we build tools to help more people access the economy. Square helps sellers run and grow their businesses with its integrated ecosystem of commerce solutions, business software, and banking services. With Cash App, anyone can easily send, spend, or invest their money in stocks or Bitcoin. Spiral (formerly Square Crypto) builds and funds free, open-source Bitcoin projects. Artists use TIDAL to help them succeed as entrepreneurs and connect more deeply with fans. TBD is building an open developer platform to make it easier to access Bitcoin and other blockchain technologies without having to go through an institution.