---
title: 'Clinical Laboratory Associate II at Karius'
canonical: 'https://feeny.ai/job/clinical-laboratory-associate-ii-karius-redwood-city-k6tck3twahbd'
type: 'job'
last_seen: '2026-09-12'
---

# Clinical Laboratory Associate II at Karius

- **Company:** Karius
- **Location:** Redwood City, CA
- **Compensation:** $28–$32/hr
- **Employment:** full-time
- **Work type:** onsite
- **Posted:** 2026-09-08
- **Last confirmed live:** 2026-09-12
- **Apply:** https://jobs.lever.co/kariusdx/03604877-bced-45a8-a1a4-453d6e510072

## Job description

## About Karius

Karius is a life science, venture-backed clinical metagenomics company, focused on elevating patient care through microbial insights. We are committed to advancing diagnostic science and technology to optimize the diagnosis and treatment of infectious diseases. Through the use of genomics and AI, we are driven to improve the diagnostic landscape for infectious diseases. Karius delivers unprecedented diagnostic insight detecting microbial cell-free DNA circulating in the body to assist physicians to make rapid treatment decisions.

Position Summary The Clinical Laboratory Associate II (CLA II) is an enthusiastic, self-motivated individual with great communication skills.  Along with the duties described below, this individual performs sample receiving and accessioning, performs routine preventive equipment and instrument maintenance, and assists in the performance of high complexity laboratory testing on patient specimens under the direct supervision of a CLS. The CLA II must demonstrate a high level of individual responsibility and accountability and possess the ability to perform to the requirements listed below. The CLA II must be comfortable in a rapidly evolving Biotech start-up environment.

Shift: Tuesday to Saturday, 7:00 am to 3:30 pm

Why Should You Join Us? Karius aims to conquer infectious diseases through innovations around genomic sequencing and machine learning. The company’s platform is already delivering unprecedented insights into the microbial landscape, providing clinicians with a comprehensive test capable of identifying more than a thousand pathogens directly from blood, and helping industry accelerate the development of therapeutic solutions. The products Karius offers today are some of the most advanced solutions available to physicians who aim to deliver better care to many otherwise ineffectively treated patients. Our tests are the result of some incredible work done by our scientists, statisticians, engineers, and physicians, all driven by the same mission. You, as part of the Karius team, will be able to see how directly your work has a life-changing impact on people, and at scale.

Reports to: Sr. Manager, Clinical Laboratory Operations

Location: Redwood City, CA

Primary Responsibilities Under supervision of licensed personnel, perform high complexity testing for commercial samples in accordance with applicable regulatory requirements and laboratory SOPs. For non-commercial or clinical study samples, perform routine molecular test procedures including specimen processing, nucleic acid extraction, quantitative analysis, PCR, library construction, sequencing, and data analysis. Receive, unbox, and accession inbound biological samples per relevant SOPs; collaborate with the customer support team to obtain information necessary to complete the accessioning process. Prepare samples for processing in accordance with good laboratory practices and established contamination control procedures. Operate high-throughput integrated automation workstations and utilize laboratory information management systems (LIMS) and other infrastructure software in the performance of job duties Perform and document routine preventive maintenance for laboratory equipment and instruments. Support regulatory compliance through adherence to laboratory policies and procedures, and accurately document work performed. Flag SOPs for update; author or revise laboratory SOPs as directed. Identify, escalate, and support process improvement initiatives as appropriate. Provide training and support to junior or new laboratory staff as assigned. Perform all delegated activities as assigned in support of established timelines and quality standards. Perform additional duties as assigned by supervisory or laboratory leadership personnel In addition to those listed above, perform all duties and responsibilities of the CLA I position.

What’s Fun About the Job? Karius is operating at the edge of what is now known to be possible in diagnostics. With that, comes a wave of new and incredible challenges and opportunities. To deliver on that value, you will be tapping into some of the most advanced technologies, architecting and innovating where the current solutions simply don't suffice. You will get to see how much your work really matters.

Travel: No travel required.

Physical Requirements Hours and days may vary depending on operational needs Standing or sitting for long periods of time may be necessary. May be exposed to hazardous materials, blood specimens and instruments with moving parts, heating or freezing elements, and high speed centrifugation Manual dexterity as repetitive manual pipetting may be necessary Some lifting (up to 25 pounds) may be necessary

Position Requirements Bachelor’s degree in Biological science or similar field required. 3+ (three) years of clinical laboratory experience, with 2+ (two) years of pertinent industry experience and increasing levels of responsibility within a molecular biology laboratory. Demonstrated ability to manage projects independently, or with minimal supervision. Prior experience with Next-Generation Sequencing (NGS) preferred. Knowledge of aseptic techniques used in a microbiology laboratory is highly preferred.

Personal Qualifications Demonstrates personal accountability of assigned work and processes, consistently delivering results with quality, consistency, and attention to detail. Recognizes, communicates, and escalates issues, risks, or deviations in a timely and transparent manner. Adapts effectively to changing priorities and operational demands in a dynamic laboratory environment. Demonstrates awareness of how individual responsibilities impact adjacent workflows and overall laboratory operations. Demonstrates curiosity and learning agility, seeking to understand broader laboratory processes beyond immediate tasks and remaining open to feedback, coaching, and continuous skill development. Maintains a collaborative, respectful, and team-oriented approach to daily operations.

Disclaimer The above job description is intended to describe the general nature and level of work being performed by individuals assigned to this position. It is not intended to be an exhaustive list of all duties, responsibilities, and skills required. Responsibilities and duties may change or be adjusted to meet the needs of the company, and additional duties may be assigned as necessary. The job description is subject to change at any time at the discretion of Karius.

At Karius, we value a diverse and inclusive workplace and provide equal employment opportunities for all applicants and employees and are committed to honor and invest in the full diversity of people, in our hiring, recruiting and development of employees across the Company.  All qualified applicants for employment are encouraged to apply and will be considered without regard to an individual’s race, color, sex, gender identity and gender expression (including transgender individuals who are transitioning, have transitioned, or are perceived to be transitioning to the gender with which they identify), religion, age, national origin or ancestry, citizenship, physical or mental disability, medical condition, family care status, marital status, domestic partner status, sexual orientation, genetic information, military or veteran status, or any other basis protected by federal, state or local laws. If you are unable to submit your application due to a disability, please contact us at recruiting@kariusdx.com and we will accommodate qualified individuals with disabilities.

## About Karius

## Company Overview
- **One-liner**: Karius is a clinical metagenomics company that uses microbial cell-free DNA and AI to diagnose infectious diseases from a single blood test, helping clinicians make faster treatment decisions.
- **Entity Type**: Private (Series C)
- **Headquarters**: Redwood City, California, United States
- **Founded**: 2014
- **Founders**: Based on intellectual property developed at Stanford University (specific founders not widely disclosed; Alec Ford is CEO)

## Core Business
- **Primary Industry**: Biotechnology Research / Clinical Diagnostics
- **Target Customers**: B2B — 600+ leading hospitals and transplant centers across the US
- **Mission**: To create a world where every patient gets a clear and timely diagnosis, and where infectious disease is no longer a major threat to human health [kariusdx.com](https://kariusdx.com/about-us)

## Products & Services
- **Karius Test (Karius Spectrum)**: A clinical metagenomics test that detects microbial cell-free DNA circulating in the blood, identifying over 1,000 pathogens (bacteria, viruses, fungi, parasites) with a single blood draw. Used for immunocompromised patients, sepsis, and complex infections.
- **Karius Cloud**: Software platform for test ordering, reporting, and data integration (assists clinical workflow).

## Market Standing
- **Valuation/Market Cap**: Not publicly disclosed
- **Key Metric (Funding)**: **$354M total funding** — Series C (May 2024): $100M led by Khosla Ventures and 5AM Ventures; prior rounds include Series B, Seed, and Debt Financing from DCVC and Oxford Finance [linkedin.com](https://linkedin.com/company/kariusinc)
- **Annual Revenue**: ~$19.5M (estimated) [linkedin.com](https://linkedin.com/company/kariusinc)
- **Notable Investors/Partners**: Khosla Ventures, 5AM Ventures, DCVC, Oxford Finance LLC — plus partnerships with 600+ hospitals and transplant centers
- **Growth Signals**: 100,000+ patient samples tested; 1.5% YoY headcount growth; 200% increase in job postings quarterly; active expansion of clinical sales roles; CAP-accredited, CLIA-certified, and ISO 15189-accredited lab

## Competitive Advantages
- **Unique Moat**: Proprietary metagenomics platform using cell-free DNA from a simple blood draw — replaces invasive tissue biopsies and broad-spectrum empiric treatment; backed by Stanford IP and validated in clinical practice
- **AI-Driven**: Uses genomics and artificial intelligence for pathogen detection at unprecedented breadth and speed
- **Accreditations**: CLIA-certified, CAP-accredited, and ISO 15189-accredited high-complexity lab — a significant regulatory barrier for competitors
- **Already in Use**: Deployed at 600+ leading US hospitals, demonstrating clinical adoption and trust

## Strategic Focus
- **Clinical Expansion**: Scaling sales organization (multiple Clinical Sales Manager roles open) to deepen hospital penetration and reach new geographies (East Coast, Midwest)
- **Product Development**: Advancing the Karius Spectrum test to cover more pathogens and reduce turnaround time
- **AI & Data Science**: Continued investment in computational biology and machine learning for pathogen identification and microbiome analysis
- **Patient Impact**: Focus on reducing time-to-diagnosis for critically ill patients (sepsis, immunocompromised)

## Why Work Here
- **Culture**: Described as high-integrity, roll-up-your-sleeves, and patient-first. Emphasis on humility, flexibility, respect, and teamwork. Employees report a 3.4/5 rating (77 reviews) — Work-Life 3.8, Compensation 3.9, Culture 3.4, Career 3.3 [linkedin.com](https://linkedin.com/company/kariusinc)
- **Remote/Hybrid**: Hybrid office in Redwood City, CA, with **remote options available for many roles** (USA-wide). The culture values flexibility, outcomes over hours, and work-life balance.
- **Benefits**: 100% company-paid premiums for employees; flexible time off (vacation, sick, mental wellness days); 12 paid holidays; generous paid maternity and paternity leave; 401(k); FSA; mobile phone & internet allowance; access to life coaches and therapists.
- **Career Development**: Access to professional coaches for all levels; twice-yearly development check-ins; learning opportunities from wearing multiple hats in a start-up; mentorship of STEM students.
- **Mission-Driven**: Direct impact on patient lives — "you will help save lives" is a core recruiting message. Employee-led community service (Second Harvest food packaging, St. Jude walks, beach cleanups, STEM mentoring).
- **Engineering & Science**: Strong research culture (computational biology, data science, genomics); opportunity to work at intersection of AI, DNA sequencing, and clinical medicine.

## Sources
1. [Karius About Us](https://kariusdx.com/about-us)
2. [Karius Careers Page](https://kariusdx.com/about-us/careers)
3. [Karius LinkedIn Company Profile](https://linkedin.com/company/kariusinc)
4. [Karius Job Listings (Lever)](https://jobs.lever.co/kariusdx)
5. [Karius Leadership Team](https://kariusdx.com/about-us/our-team)

## Other roles at Karius

- [Director, Commercial Operations](https://feeny.ai/job/director-commercial-operations-karius-redwood-city-ca-or-mv657yf3ratj) — Redwood City CA OR, United States
- [Associate Clinical Sales Manager (Dallas-Fort Worth)](https://feeny.ai/job/associate-clinical-sales-manager-dallas-fort-worth-karius-dallas-q49ggt2znpgt) — Dallas, TX / Fort Worth, TX
- [Associate Clinical Sales Manager (Lexington)](https://feeny.ai/job/associate-clinical-sales-manager-lexington-karius-lexington-mxnydcrkdg4b) — Lexington, KY
- [Associate Clinical Sales Manager (Fort Lauderdale)](https://feeny.ai/job/associate-clinical-sales-manager-fort-lauderdale-karius-fort-lauderdale-epk7szmchj9v) — Fort Lauderdale, FL
- [Quality Assurance Associate](https://feeny.ai/job/quality-assurance-associate-karius-redwood-city-nr5e1ceg09hv) — Redwood City, CA
- [Senior Software Engineer](https://feeny.ai/job/senior-software-engineer-karius-redwood-city-ca-or-gscq0rmwhdf7) — Redwood City CA OR, United States
- [Clinical Sales Manager (Western Region)](https://feeny.ai/job/clinical-sales-manager-western-region-karius-western-region-28ps3jzne6xz) — Western Region
- [Clinical Sales Manager (Eastern Region)](https://feeny.ai/job/clinical-sales-manager-eastern-region-karius-eastern-region-srrf3wz36g4h) — Eastern Region
- [Clinical Sales Manager (Central Region)](https://feeny.ai/job/clinical-sales-manager-central-region-karius-central-region-mznxr7k31kf9) — Central Region
- [Senior Manager, Market Intelligence & Development](https://feeny.ai/job/senior-manager-market-intelligence-development-karius-redwood-city-ca-or-wh1t7bagbwcc) — Redwood City CA OR, United States