Signal Integrity Architect

Join FlexAI: Unleashing the Power of AI Through Purpose-Built Compute Systems

At FlexAI, we are on a mission to revolutionize the landscape of artificial intelligence by addressing the critical challenges in Large Language Model (LLM) training. Our motto More compute, less complexity. With a commitment to sustainability, efficiency, and accessibility, we've gone back to the first principles of computer architecture to create a groundbreaking modular design. Our dedicated, cost-efficient, and open solutions for AI compute are engineered to deliver unparalleled performance per Total Cost of Ownership (TCO).

Led by two co-founders, with strong Silicon Valley DNA, bringing over 40 years of combined experience from industry giants (Intel, Apple, Tesla, Nvidia), FlexAI is set to redefine the future of AI infrastructure.

If you're passionate about shaping the future of artificial intelligence, driving innovation, and contributing to a sustainable and inclusive AI ecosystem, FlexAI is the place for you !

Position Overview:

We are seeking self-driven and highly skilled Signal Integrity Architect to lead and drive signal and power integrity efforts within our organization. In this role, you will take a leadership position, providing expertise in signal and power integrity analysis, simulation, and optimization for complex high end server class systems. You will collaborate closely with hardware designers, PCB layout engineers, and system architects to achieve optimal performance while meeting design specifications.

Key Responsibilities:

• Lead the system level simulation and analysis of signal and power integrity for high end server class systems, setting the technical direction for the team.
• Collaborate with hardware design teams to optimize PCB layouts, including component placement, routing, and stack-up, to minimize signal and power integrity issues.
• Utilize industry-standard tools (e.g., Cadence Sigrity, Keysight ADS, Ansys SIwave) to perform signal and power integrity simulations and identify potential issues.
• Develop and implement EMI/EMC mitigation strategies to ensure compliance with regulatory standards.
• Play a key role in selecting and specifying components to meet signal and power integrity requirements.
• Lead signal and power integrity testing on prototype boards, providing guidance to the team and driving improvements.
• Create and maintain comprehensive documentation of signal and power integrity analyses, simulation results, design optimizations, and reporting to stakeholders.
• Investigate and resolve complex signal and power integrity issues, providing innovative solutions.
• Develop test plans and methodologies for validating signal and power integrity performance through simulation and empirical testing. Analyze measurement data and provide recommendations for design improvements.
• Stay abreast of emerging signal and power integrity technologies, industry standards, and best practices. Drive innovation through research and development efforts to improve performance and reliability.

Skills and Competencies:

• Practical knowledge of Signal integrity concepts: transmission line, S-parameter extraction, modelling system-level channels, and via modeling.
• Practical knowledge of Power Delivery concepts: PCB/PKG PDN extraction, Decoupling selection criteria, AC/DC analysis, end to end PDN simulation with current profile or transients.
• Hands-on experience in any one Field Solver Ansys HFSS, SIwave, Hyperlynx, HSPICE
• Hands-on Experience in any one SI Simulation tool ADS, Hyperlynx
• Strong expertise in timing analysis for DDR3, DDR4, LPDDR4, and end-to-end high-speed applications.
• Skilled in troubleshooting and debugging channel issues for high-speed Serdes ranging from 12G to 64G on cables, PCBs, and backplanes, addressing concerns related to jitter, channel loss, and return loss.
• Proficient in conducting laboratory work with expertise in utilizing equipment such as VNA, TDR, real-time oscilloscopes, BERTs, de-embedding techniques, and performing jitter analysis.
• IBIS-AMI Modelling, validation and correlation is a plus.
• Proficiency in offering SSO (Simultaneous Switching Output) guidelines and conducting related simulations is a plus.
• Familiarity with PCB/Package terminologies
• Strong problem-solving skills and attention to detail.
• Excellent communication and teamwork skills.
• Ability to manage multiple projects and meet deadlines.

Qualifications:

• Bachelor's or Master's degree in Electrical Engineering or Electronics Engineering (Master's Degree preferred).
• 10+ years of relevant industry experience in Signal Integrity or Power Integrity domain

Join our dynamic and forward-thinking team as Signal Integrity Architect, and together, we'll revolutionize our efforts and design innovative solutions and propel AI forward. Apply now and become a key player in shaping the future of our organization!

What we offer:

• Competitive salary and benefits package, tailored to recognize your dedication and contributions.
• Opportunity to collaborate with leading experts in AI and cloud computing, learning from the best and brightest, fostering continuous learning.
• An environment that values innovation, collaboration and mutual respect.
• Support for personal and professional development, empowering you to expand your skills and leave a meaningful mark.
• A platform to play significantly to the AI revolution, shaping the cloud services that power tomorrow's innovations

Who is a Flexer

At FlexAI, we're passionate about propelling AI forward while ensuring a culture of diversity and enjoyment. We cherish every individual's unique viewpoint, recognizing it as a catalyst for creativity and innovation. Committed to personal growth, we provide ongoing learning opportunities guided by our core values of ownership, optimism, and velocity. Join our dynamic, inclusive team, united by a common mission to achieve outstanding results while embracing the journey with joy.

Our Values :

WE ARE (SERIOUSLY) OBSESSED BY OUR CUSTOMERS

We highly value our customers and are dedicated to meeting their needs. This commitment is reflected in our product development, customer service, and continuous feedback-seeking.

WE GET (BOLD) THINGS DONE

We prioritize productivity, efficiency, and proactive problem-solving. Encouraging innovative thinking, risk-taking, and goal-oriented execution.

WE RISE TO (BIG) CHALLENGES

We embrace challenges as opportunities for growth and learning. Our determination drives us to overcome obstacles and strive for excellence.

WE ARE A (BADASS) TEAM

WE ARE A (BADASS) TEAM symbolizes our unified strength, collaboration, and solidarity. Together, we bolster one another, exchange knowledge, and strive towards shared objectives. Each team member's contribution is valued, recognizing that our collective effort is paramount to our success.

WE CULTIVATE THE (SHARED) FUN

We foster a productive and enjoyable work environment. Fun promotes creativity, teamwork, and enhances employee satisfaction and retention.

WE EMBRACE (360) DIVERSITY

We appreciate and validate diverse perspectives. Recognizing diversity as our strength, fueling creativity and innovation.

FlexAI strongly believes in the power of human ingenuity and AI reliability to redefine boundaries. We embrace a culture of experimentation, teamwork, equality, humble confidence, and hard work. If these values resonate with you, JOIN US !

Offices :

FlexAI has European roots but international scope from day one. Our main offices are in

• Paris - HQ
• Silicon Valley - US office
• Bangalore - India office

Recruitment Process :

• Screening Technical Interview (Praveen - Electrical Director) - 30 min (Phone)
• #1 Technical Interview (Umesh - Systems Director) - 45 min (Video)
• #2 Technical Interview (Yogasundaram - IC Package Design Architect - 45 min (Video)
• #3 Technical Interview (Suresh - Managing Director) - 45 min (Video)
• #4 Technical Interview (Praveen - Electrical Director) - 45 min (Video)
• Final Interview (Brijesh, co-founder) - 45 min (Video)
• Referral check
• Offer
• Day 1 & Onboarding

We've provided detailed insights into the role, and now it's your turn to assess if it aligns with your aspirations. If you're hesitating, we encourage you to apply anyway it could lead to a meaningful collaboration.

We're committed to diversity and inclusivity, offering equal opportunities regardless of gender, sexual orientation, origin, disabilities, veteran status, or any other traits that make you who you are. Diversity enriches our workplace, making it more enjoyable for everyone !