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Senior Tax Analyst

Lam Research
$72,000.00 - $170,000.00.
United States, California, Fremont
4650 Cushing Parkway (Show on map)
Feb 12, 2026
The group you'll be a part of

You will join our U.S compliance tax team which is a part of our Global Tax Department. Global Tax plays a critical role in managing tax strategies and compliance for a diverse portfolio of operations across multiple regions. As part of a dynamic, highly skilled group, you will collaborate with tax professionals worldwide, working on complex tax issues to support the company's global business objectives. This is an excellent opportunity to contribute to a global tax function in a fast-paced, multinational environment.

The impact you'll make

This role covers the full spectrum of corporate income and franchise tax responsibilities-including federal, state, and local compliance, quarterly estimates, extensions, and audit support-while also playing a key role in Lam's tax technology, process automation, and taxincentive programs.The ideal candidate is comfortable navigating complex tax data, leveraging modern taxtechnology tools, and driving process improvements. In addition to core compliance responsibilities, this role supports tax credit and incentive initiatives, including R&D credit analyses, investment tax credits, and businesssupport activities tied to government incentive programs.The position reports directly to a Senior Tax Manager and collaborates closely with various tax subgroups, Finance, Accounting, Treasury, Legal, and external advisors.

What you'll do

U.S. Domestic Tax Compliance

  • Prepare and review U.S. federal, state, and local income and franchise tax returns using OneSource Income Tax, ensuring complete supporting workpapers and audit-ready documentation.
  • Prepare and review federal, state, and franchise tax extensions and estimated tax payments.
  • Gather, validate, and analyze financial data to compute booktotax differences and support quarterly and annual tax provision workpapers.

Tax Incentives, Credits & Business Support

  • Assist with the preparation and review of R&D tax credit studies, including data gathering, process documentation, and coordination with external service providers.
  • Support analyses of investment tax credits, manufacturing incentives, energyrelated credits, and other applicable federal or state incentives.
  • Participate in incentive-related modeling, documentation, and submission packages to maximize Lam's credit and incentive position.
  • Engage with internal stakeholders (e.g., R&D, Operations, Finance) to facilitate data needs for incentive claims and ensure auditready support.

Audit Support & Operational Excellence

  • Prepare responses, data packages, and supporting documentation for federal and state audit inquiries.
  • Contribute to continuous improvement of audit readiness, compliance controls, and documentation standards.

Tax Technology, Automation & Data Optimization

  • Contribute to the maintenance and enhancement of OneSource Income Tax, including supporting system updates and performing light user testing.
  • Use available tools such as Excel, Power Query, Alteryx, or Power BI to help streamline recurring workpaper preparation, data transformation, or validation steps.
  • Assist in standardizing templates, improving workflow efficiency, and supporting small-scale automation initiatives that enhance federal compliance accuracy and productivity.
  • Collaborate with Finance and IT teams to strengthen tax data readiness and documentation of U.S. tax compliance processes.
  • Partner with IT and Finance teams to strengthen taxdata infrastructure, mapping, and controls.

Tax Research & Technical Development

  • Conduct research on federal and state tax issues, including legislative changes and relevant tax-audit trends.
  • Stay current on evolving tax laws and emerging taxtechnology capabilities, including compliance digitization and datadriven reporting.
  • Participate in tax and technology training programs to enhance professional development.

CrossFunctional Collaboration

  • Work closely with partners across Accounting, FP&A, Treasury, IT, Legal, and other functional groups to ensure accurate and timely tax reporting.
  • Support cross-functional projects, including business incentive initiatives and digital finance transformation programs.
Who we're looking for

Education & Experience

  • Bachelor's degree in Accounting required; Master of Taxation and/or CPA strongly preferred.
  • Minimum 2+ years of tax experience in public accounting and/or a large corporate tax department, with a focus on U.S. federal and state income tax compliance.

Technical & Technology Skills

  • Strong working knowledge of federal and state tax laws, with the ability to interpret and apply evolving legislation.
  • Experience with OneSource, SAP, or similar taxcompliance platforms preferred.
  • Familiarity with Alteryx, Power BI, Bloomberg, or similar automation/analytics tools considered a plus.
  • Proficiency in Microsoft Excel and Word, with strong datamanagement and analytical capabilities.

Core Competencies

  • Strong attention to detail, accuracy, and commitment to data integrity.
  • Ability to work both independently and collaboratively on multi-functional teams.
  • Excellent organizational skills, with demonstrated ability to manage multiple priorities and meet tight deadlines.
  • High ethical standards and strong commitment to compliance.
  • Exceptional interpersonal and communication skills.
Our commitment

We believe it is important for every person to feel valued, included, and empowered to achieve their full potential. By bringing unique individuals and viewpoints together, we achieve extraordinary results.

Lam Research ("Lam" or the "Company") is an equal opportunity employer. Lam is committed to and reaffirms support of equal opportunity in employment and non-discrimination in employment policies, practices and procedures on the basis of race, religious creed, color, national origin, ancestry, physical disability, mental disability, medical condition, genetic information, marital status, sex (including pregnancy, childbirth and related medical conditions), gender, gender identity, gender expression, age, sexual orientation, or military and veteran status or any other category protected by applicable federal, state, or local laws. It is the Company's intention to comply with all applicable laws and regulations. Company policy prohibits unlawful discrimination against applicants or employees.

Lam offers a variety of work location models based on the needs of each role. Our hybrid roles combine the benefits of on-site collaboration with colleagues and the flexibility to work remotely and fall into two categories - On-site Flex and Virtual Flex. 'On-site Flex' you'll work 3+ days per week on-site at a Lam or customer/supplier location, with the opportunity to work remotely for the balance of the week. 'Virtual Flex' you'll work 1-2 days per week on-site at a Lam or customer/supplier location, and remotely the rest of the time.

Salary

Salary Range for this position: $72,000.00 - $170,000.00.

The above salary range for this position is relevant to applicants that reside in California and most states. Salary offers will depend on factors that include the location you work from, your level, education, training, specific skills, years of experience and comparison to other employees already in this role. Actual salary may vary from salary offered due to numerous factors including but not limited to unpaid time off, unpaid leave, company mandated shutdown, and other relevant factors.

Our Perks and Benefits

At Lam, our people make amazing things possible. That's why we invest in you throughout the phases of your life with a comprehensive set of outstanding benefits.

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