Full-Time

Senior HPC Systems Architect

Linux

Updated on 8/23/2026

KLA Corporation

KLA Corporation

10,001+ employees

Provides process-control, inspection, metrology tools

Compensation Overview

$129.6k - $220.3k/yr

+ Performance incentive programs + Employee stock purchase program

Ann Arbor, MI, USA

In Person

Bachelor's, Master's, PhD

Category
Software Engineering (1)
Required Skills
TCP/IP
Graphics Processing Unit (GPU)
Chef
Bash
Python
Grafana
Puppet
High Performance Computing (HPC)
LDAP
Git
Computer Networking
Infrastructure as Code (IaC)
Docker
Prometheus
Nginx
Ansible
DevOps
Linux/Unix

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Requirements
  • Proven experience with high-performance computing systems and Linux platforms.
  • Strong, distribution-agnostic Linux experience with Rocky, Red Hat Enterprise Linux, SUSE, and Ubuntu.
  • Strong scripting skills in Shell and Python.
  • Strong understanding of high-performance computing hardware platforms, including servers, graphics processing units, networking, storage, BIOS, and BMC.
  • Advanced Linux systems knowledge, including PXE/netboot, systemd, and high-availability concepts.
  • Solid networking fundamentals, including TCP/IP, DNS, DHCP, LDAP, and HTTP.
  • Experience with configuration management and automation using Salt, Ansible, Puppet, or Chef.
  • Interest in high-performance computing storage.
  • A minimum of 8 years of related experience with a Bachelor's degree, 6 years with a Master's degree, 3 years with a PhD, or equivalent experience.
Responsibilities
  • Lead the design, implementation, and ongoing support of high-performance computing clusters, taking accountability for system performance, reliability, and scalability.
  • Serve as a technical authority for high-performance computing storage, with hands-on expertise in parallel file systems such as Lustre, GPFS, and BeeGFS.
  • Apply systems knowledge across CPU and GPU architectures, high-bandwidth interconnects, and robust storage subsystems to deliver balanced, high-performance solutions.
  • Lead the creation of hardware bills of materials for high-performance computing clusters, work directly with vendors, and coordinate hardware release activities.
  • Design, configure, and optimize Linux operating systems for high-performance computing environments.
  • Translate project specifications and performance requirements into subsystem- and system-level designs while driving execution against technical and schedule commitments.
  • Support the design, release, and transition of new systems to manufacturing and customers by providing golden images, procedures, scripts, and documentation.
  • Lead end-of-life part requalification activities to ensure long-term system viability and supportability.
Desired Qualifications
  • Strong DevOps and automation experience, including continuous integration and continuous delivery pipelines, Git, and infrastructure as code.
  • Experience with containers for high-performance computing, including Singularity and Docker.
  • Monitoring and observability experience with Prometheus and Grafana.
  • Familiarity with Apache, Nginx, and supporting infrastructure services.

KLA Corporation provides process control and yield management solutions for semiconductor manufacturers. Its offerings include advanced inspection tools, metrology systems, and computational analytics software that together detect defects and help correct process variations in semiconductor fabrication. The equipment and software collect data from production lines and analyze it to identify root causes of defects, enabling manufacturers to adjust processes and improve yields. What sets KLA apart is its integrated portfolio of high-precision hardware, software licenses, and ongoing service contracts aimed at reducing defects and improving reliability across the production cycle, along with a strong emphasis on data-driven analytics. The company’s goal is to help customers produce higher-quality electronic devices more efficiently, and it aims to power its global operations with 100% renewable electricity by 2030.

Company Size

10,001+

Company Stage

IPO

Headquarters

Milpitas, California

Founded

1997

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Simplify Jobs

Simplify's Take

What believers are saying

  • FY2026 revenue reached $13.58 billion, and Q1 FY2027 guidance is $4.0 billion.
  • Advanced packaging process-control revenue targets $1.1 billion in calendar 2026, up over 70%.
  • Free cash flow hit $4.01 billion, funding buybacks and a 17th dividend raise.

What critics are saying

  • China supplied 31.2% of revenue through nine months of fiscal 2026.
  • Reuters reported January 2026 U.S. curbs stopped KLA sales and service to advanced Chinese fabs.
  • If export controls widen, KLA loses service revenue, installed-base pull-through, and China share permanently.

What makes KLA Corporation unique

  • KLA's 58% process-control share makes it the semiconductor tax collector at advanced nodes.
  • It leads advanced wafer-level packaging process control, winning hybrid-bonding and HBM complexity.
  • Services and software monetize installed tools, reinforcing switching costs across fabs worldwide.

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Benefits

Health Insurance

Dental Insurance

Vision Insurance

Life Insurance

401(k) Retirement Plan

401(k) Company Match

Employee Stock Purchase Plan

Wellness Program

Paid Vacation

Paid Holidays

Family Planning Benefits

Growth & Insights and Company News

Headcount

6 month growth

18%

1 year growth

18%

2 year growth

18%
PR Newswire
Jul 28th, 2026
KLA reports Q4 revenue of $3.66B, forecasts Q1 revenue of $4B as AI infrastructure drives demand

KLA Corporation reported fourth quarter fiscal 2026 revenues of $3.66 billion, above the midpoint of guidance. GAAP diluted earnings per share came in at $1.04, whilst non-GAAP diluted EPS reached $1.05, both at the upper end of guidance. For the full fiscal year ended 30 June 2026, the semiconductor equipment manufacturer posted revenues of $13.58 billion and GAAP diluted EPS of $3.66. Operating cash flow for the year totalled $4.14 billion, with free cash flow of $3.77 billion. The company returned $3.35 billion to shareholders during fiscal 2026 through dividends and share repurchases. KLA completed a ten-for-one stock split on 11 June 2026. For the first quarter of fiscal 2027, KLA expects revenues of $4.0 billion, plus or minus $200 million, with non-GAAP diluted EPS projected at $1.16, plus or minus $0.10.

Yahoo Finance
Jul 27th, 2026
KLA stock pulled back 15% before earnings, but analysts see 9.4% upside

KLA is set to report quarterly earnings Tuesday after the bell, with analysts expecting 13.7% year-on-year revenue growth. The semiconductor equipment maker's shares closed at $210.52, down 15% over the past month but still up 16% over 90 days. The most popular valuation framework suggests KLA is 9.4% undervalued, placing fair value at $232.43 per share. That outlook assumes multiyear AI-driven wafer fabrication spending will remain durable, supported by government incentives and increasing process complexity. Estimates have been broadly reaffirmed over the past month, meaning this earnings report will serve as a check on whether KLA is meeting current expectations for the semiconductor equipment cycle. The valuation relies on continued revenue expansion, rising margins, and a premium earnings multiple through 2026. Risks include potential tariff pressure on margins, weaker China demand, and tighter export controls.

Yahoo Finance
Jul 14th, 2026
KLA Corporation leads with 41.7% margin while Covista and Matson underwhelm

KLA Corporation stands out as a profitable long-term investment, whilst Covista and Matson underwhelm, according to StockStory analysis. KLA Corporation, a leading supplier of semiconductor inspection equipment, demonstrated strong fundamentals with a 41.7% operating margin and 15.2% annual revenue growth over five years. Its 30.5% free cash flow margin provides flexibility for capital deployment. Covista, formerly DeVry Education Group, showed concerning signs with 15.2% annual sales growth below sector averages. Its free cash flow margin is expected to contract by 3.8 percentage points, whilst its 9% return on capital suggests difficulty finding profitable growth opportunities. Matson, an ocean transportation provider, posted disappointing 3.3% annual revenue growth over two years. Its free cash flow margin shrank by 13.2 percentage points over five years, indicating increasing capital consumption to maintain competitiveness.

Yahoo Finance
Jun 19th, 2026
KLA Corporation stock surges 109% in six months on strong financials and 40% operating margin

KLA Corporation, a leading supplier of semiconductor chip measurement and inspection equipment, has seen its stock price surge 109% over the past six months, reaching a new 52-week high of $260.62 per share. The company has demonstrated strong financial performance across multiple metrics. Its revenue grew at 15.2% annually over the past five years, outpacing the average semiconductor company. KLA Corporation has maintained elite profitability with an average operating margin of 40% over the last two years. The company's free cash flow margin averaged 30.5% over the past two years, ranking amongst the best in the semiconductor sector. Formed in 1997 through a merger of two semiconductor yield management companies, KLA Corporation continues to dominate its niche market with equipment essential for chip manufacturing quality control.

Yahoo Finance
Jun 8th, 2026
KLA beats Q3 expectations but stock drops 5% despite strong AI-driven semiconductor demand

KLA Corporation delivered strong Q3 FY26 earnings, beating revenue, earnings and gross margin expectations, yet shares fell over 5% as investors questioned near-term earnings conversion. The company holds 58% market share in process control and is benefiting from AI-driven manufacturing complexity, with advanced packaging expectations nearly doubling. However, KLA's 11% growth lagged behind peers like Lam Research, which grew 24%, highlighting sequencing risk as deposition and etch tools lead before inspection demand fully materialises. Non-GAAP gross margin of 62.2% is expected to decline to 61.75% due to DRAM costs, tariffs and mix effects. Trading at 37 times forward earnings, analysts suggest fair value around $1,780. The structural bull case remains intact, with KLA positioned as the "tax collector" of semiconductor manufacturing as complexity increases.