Zoll

CA - San JoseMedical Devices3 H-1B visas (FY2023)

View 246 open jobs Website LinkedIn Careers Page

Focus: ZOLL is a 5,000+ employee medical device company headquartered in San Jose, CA, specializing in defibrillators, resuscitation systems, and temperature management devices for cardiovascular, neurological, and respiratory emergencies. Founded in 1980, it operates as an established player in acute care and sudden cardiac death prevention.

Cardiovascular Neurology Respiratory

Profile data last refreshed Yesterday · AI intelligence enriched 2w ago

Employees

5000+

Open Jobs

246+26 this month

Hot — 150 jobs added in 30d

Net +26 (150 new, 124 removed). Aggressive expansion phase.

Recent layoff filing — 96 affected

10/3/2025 — Palm Springs, CA · 96 affected · Closure Permanent

Source: state DOL filings via Big Local News

Should You Work at Zoll?

AI assessment

ZOLL offers stability and growth in a mature device company with strong commercial expansion, but prospective R&D and clinical-track candidates should note the thin pipeline and recent layoff signal.

Why Work Here

Strong hiring momentum across 234 active roles, with Engineering (87 roles) and Commercial (83 roles) leading expansion—signaling growth investment in product development and market expansion.

Data completeness

4/9 — Basic

Company HealthSolid

Pipeline

Early-stage

50 total

LOE Risk

Protected

No near-term cliffs

Hiring

Stable

Automated analysis based on publicly available data (FDA, SEC, ClinicalTrials.gov). May be incomplete or delayed. This score does not reflect insider knowledge and should not be used as the sole basis for investment or employment decisions.

Pipeline & Clinical Trials

Wearable Monitoring Device for Heart Failure

Heart Failure

N/A

Clinical Trials (1)

NCT07622472Remote Monitoring and Optimization of Heart Failure Therapy

N/A

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Data Sources

Drug label: DailyMed / FDA
Clinical trials: ClinicalTrials.gov
Patent data: FDA Orange Book
Spending data: CMS Medicare

The information on this page is for informational purposes only and should not be used as a substitute for professional medical advice. Drug information is sourced from FDA, DailyMed, and other government databases. Adverse event data from FAERS does not establish causation. Always consult a healthcare professional for medical decisions.

Portfolio spans multiple high-acuity therapeutic areas (cardiovascular, neurology, respiratory) with established products like LifeVest and AutoPulse, providing career stability in a mature device franchise.

Perfect H1B track record in 2023 (3 approvals, 0 denials) demonstrates willingness to sponsor international talent and suggests robust hiring pipeline.

Watch Out For

Permanent facility closure in Palm Springs, CA affecting 96 employees (Oct 2025) signals manufacturing optimization or cost restructuring—potential early warning of broader headcount rationalization.
Pipeline is heavily weighted toward early-stage/exploratory programs (20 programs tracked, only 2 in Phase 2, none in Phase 3), indicating limited near-term catalyst events and slower clinical advancement velocity.
Minimal R&D hiring (6 roles) relative to total headcount and 234 active openings suggests device company prioritizes manufacturing, supply chain, and sales over scientific discovery roles.

Generated by Claude from Zoll's SEC filings, pipeline programs, hiring velocity, FDA actions, and WARN data. Inference, not editorial — verify before quoting.

Wearable Cardioverter Defibrillator

Sudden Cardiac Death

N/A

Clinical Trials (1)

NCT03016754Heart Failure Optimization Study

N/A

Arrhythmia Management System

Cardiac Arrhythmia

N/A

Clinical Trials (1)

NCT05505136Mobile Cardiac Telemetry and Advanced Multi-Parameter Monitoring in PatientS Wearing a Novel Device With Biometric Based Medications Changes

N/A

Wearable Cardioverter Defibrillator

Sudden Cardiac Death

N/A

Clinical Trials (1)

NCT03319160LifeVest Safety and Efficacy in Real Life Settings in France

N/A

SSO2 therapy

STEMI

N/A

Clinical Trials (1)

NCT05790876Super Saturated Oxygen (SSO2) Therapy in Patients With ST-segment Elevation Myocardial Infarction (STEMI) and Action on Coronary Microcirculation Dysfunction

N/A

AMSA

Out-Of-Hospital Cardiac Arrest

N/A

Clinical Trials (1)

NCT03237910Real Time Amplitude Spectrum Area to Guide Defibrillation

N/A

Temperature management Zoll Intravascular Temperature Management device

Subdural Hematoma, Traumatic

N/A

Clinical Trials (1)

NCT02064959To Study the Effect of Early Cooling in Acute Subdural Hematoma Patients

N/A

Full SWOT Model

Shock

N/A

Clinical Trials (1)

NCT05073354Rapid Treatment of Shock Without Trauma

N/A

Proteus® Cooling System

Hypothermia, Induced

N/A

Clinical Trials (1)

NCT02664194Hypothermia as an Adjunctive Therapy to Percutaneous Intervention in Patients With Acute Myocardial Infarction

N/A

731 Series Ventilator

Altered Mental Status

N/A

Clinical Trials (1)

NCT05604430Pre-hospital Ventilation Clinical Study

N/A

CirQPOD

Hypotension on Induction

N/A

Clinical Trials (1)

NCT04299776CirQPOD Shoulder Study

N/A

AutoPulse

Cardiac Arrest

N/A

Clinical Trials (1)

NCT00597207Circulation Improving Resuscitation Care (CIRC)

N/A

ZOLL Intravascular Temperature Management System

Out of Hospital Cardiac Arrest

N/A

Clinical Trials (1)

NCT01818388COOL-ARREST Pilot Study to Assess Intravascular Temperature Management (IVTM) in the Treatment of Cardiac Arrest

N/A

HWD1000

In-Hospital Cardiac Arrest

N/A

Clinical Trials (1)

NCT02122549Hospital Wearable Defibrillator Inpatient Study

N/A

Audiovisual Feedback

Out-of-Hospital Cardiac Arrest

N/A

FEEDBACK

Cardiopulmonary Resuscitation

N/A

Clinical Trials (1)

NCT04357548Optimization of Quality in Cardiopulmonary Resuscitation Through Monitor-defibrillator With Feedback System

N/A

Upstroke Compression Defibrillation

Cardiac Event

N/A

Clinical Trials (1)

NCT01665755To Determine Optimal Time for Delivering Electrical Shocks to Cardiac Arrest Patients

N/A

Short Term Wearable Defibrillator

Syncope

N/A

Clinical Trials (1)

NCT02188147Ambulatory Post-Syncope Arrhythmia Protection Feasibility Study

N/A

Arrhythmia Management System

Cardiac Arrhythmia

N/A

Clinical Trials (1)

NCT04754204Mobile Cardiac Telemetry and Advanced Multi-Parameter Monitoring in Patients

N/A

u-Cor System

Fluid Retention Tissue

N/A

Clinical Trials (1)

NCT03072732Measuring Thoracic Impedance in Hemodialysis Patients With the u-Cor Monitoring System

N/A

Quality of Pediatric Resuscitation in a Multicenter Collaborative

Cardiac Arrest

N/A

Clinical Trials (1)

NCT02708134Quality of Pediatric Resuscitation in a Multicenter Collaborative

N/A

Location

Health Volunteer Validation Study

N/A

Clinical Trials (1)

NCT02975050Vital Signs Validation Study of the μ-Cor System (ViVUS Validation)

N/A

Automated External Defibrillator

Out-Of-Hospital Cardiac Arrest

N/A

Clinical Trials (1)

NCT04446585Cardiac Arrest in Residential Areas With Mobile First-responder Activation

N/A

wearable defibrillator

Sudden Cardiac Death

N/A

Clinical Trials (1)

NCT01448005LifeVest Post-CABG Registry

N/A

IVTM™ System

Cardiogenic Shock

N/A

Clinical Trials (1)

NCT03141255Cardiogenic Shock Intravascular Cooling Trial

N/A

cardiac rehabilitation

Sudden Cardiac Death

N/A

Clinical Trials (1)

NCT04675957Cardiac Rehab Retrospective Review (CR3)

N/A

AED 3 with Uni-padz

Cardiac Arrest, Out-Of-Hospital

N/A

Clinical Trials (1)

NCT05013333AED 3 Post-Approval Study

N/A

Heart Rate Monitor Enhanced Treatment Optimization

Cardiomyopathies

N/A

Clinical Trials (1)

NCT04504188Optimizing Beta Blocker Dosage in Women While Using the Wearable Cardioverter Defibrillator

N/A

Intra-Shift Napping

Blood Pressure

N/A

Clinical Trials (1)

NCT04469803Impact of Intra-Shift Napping on EMS Cardiovascular Health

N/A

Wearable Cardioverter Defibrillator

Sudden Cardiac Death

N/A

Clinical Trials (1)

NCT02481206Wearable Cardioverter Defibrillator in Hemodialysis Patients (WED-HED) Study

N/A

µCor

Heart Arrhythmia

N/A

Clinical Trials (1)

NCT04512703Feasibility Study of the µCor Heart Failure and Arrhythmia Management System (PATCH)

N/A

Target Temperature Management of 34°C

Out-Of-Hospital Cardiac Arrest

N/A

Clinical Trials (1)

NCT02035839Finding the Optimal Cooling tempeRature After Out-of-HoSpiTal Cardiac Arrest

N/A

Intubation Assist Dashboard

Intubation, Intratracheal

N/A

Clinical Trials (1)

NCT03301324Intubation Assist Clinical Study

N/A

RapidShock

Cardiac Arrest

N/A

Clinical Trials (1)

NCT04014842RapidShock Post-Approval Study

N/A

Dutch Registry of Pediatric Cardiac Arrest

Cardiac Arrest (CA)

N/A

Clinical Trials (1)

NCT06938009Dutch Registry of Pediatric Cardiac Arrest

N/A

Verification of Prediction Algorithm

Shortness of Breath Episode

N/A

Clinical Trials (1)

NCT02863666Verification of Prediction Algorithm

N/A

UroCool

Incontinence

N/A

Clinical Trials (1)

NCT01920035Study of Endorectal Cooling During RARP to Minimize Trauma and Promote Earlier Return to Continence

N/A

Closed Loop Control Ventilation

Wounds and Injuries

N/A

Clinical Trials (1)

NCT02810080FiO2 Closed Loop Control Ventilation

N/A

Feedback During CPR Training and Testing

Cardiopulmonary Resuscitation

N/A

Clinical Trials (1)

NCT01361919Three Different Cardiopulmonary Resuscitation (CPR) Training Methods

N/A

ZOLL Intravascular Temperature Management System

Cardiac Arrest

N/A

Clinical Trials (1)

NCT01847482Therapeutic Hypothermia With IntraVascular Temperature Management (IVTM) in Post-Cardiogenic Cardiac Arrest and Post-Return of Spontaneous Circulation Patients in Japan

N/A

Low Volume Ventilation

Cardiac Arrest

N/A

Clinical Trials (1)

NCT07479836Optimizing Ventilation to Improve Survival From Out-of-hospital Cardiac Arrest: the OPTIVO Randomized Controlled Trial

N/A

Dual Channel Stimulation

Sleep Apnea

N/A

Clinical Trials (1)

NCT06556693Janus II Feasibility

N/A

RKP Monitoring Software

Ventilation

N/A

Clinical Trials (1)

NCT06737432Respiratory Knowledge Portal Computer and Phone Application to Improve Quality of Mechanical Ventilation by Reducing the Number of Ventilator Associated Events, Injury Created by the Ventilator and Unsafe Setting of Alarms.

N/A

Percutaneous Coronary Intervention

Anterior STEMI

N/A

Clinical Trials (1)

NCT07000266The RECOVERY Study: Using Supersaturated Oxygen Therapy To Treat Small Vessel Blockages After a Heart Attack

N/A

μCor

Heart Failure

N/A

Clinical Trials (1)

NCT04096040Benefits of Microcor in Ambulatory Decompensated Heart Failure

N/A

ZOLL Arrhythmia Management System

Heart Attack

N/A

Clinical Trials (1)

NCT05957172Mobile Advanced Multi-Parameter Reporting in Patients Wearing a Novel Device: Utilization During Cardiac Rehabilitation

N/A

LifeVest

Ischemic Heart Failure

N/A

Clinical Trials (1)

NCT02700880LifeVest Wearable Cardioverter Defibrillator WEARIT-III Registry

N/A

Thermogard XP3

Ischemic Stroke

N/A

Clinical Trials (1)

NCT03804060REperfusion With Cooling in CerebraL Acute IscheMia II

N/A

wearable defibrillator

Myocardial Infarction

N/A

Clinical Trials (1)

NCT01446965Vest Prevention of Early Sudden Death Trial and VEST Registry

N/A

Cooling + PCI

Acute Myocardial Infarction

N/A

Clinical Trials (1)

NCT02509832COOL AMI EU Pilot Trial to Assess Cooling as an Adjunctive Therapy to Percutaneous Intervention in Patients With Acute Myocardial Infarction

N/A

Interview Prep Quick Facts

Founded: 1980

Portfolio: 67 clinical trials

Top TAs: Cardiovascular, Respiratory, Neurology

H-1B (2023): 3 approvals

Publications: 25 in PubMed

Open Roles: 246 active jobs

Therapeutic Area Focus

20 pipeline

7 pipeline

3 pipeline

2 pipeline

Marketed

Pipeline

Hiring Trend

Actively Hiring

246

Open Roles

+62

Added

-51

Filled/Removed

Based on last 4 crawl cycles

Visa Sponsorship

Sponsors Work Visas

H-1B Petitions (FY2023)

Approved

Denied

100%

Rate

Source: USCIS H-1B Employer Data Hub

Risk Signals

WARN Act Layoff Notices (1)

2025-10-03

96 employees affected— Palm Springs, CA

Source: state DOL filings, aggregated via Big Local News

Permanent closure of Palm Springs, CA facility (96 employees, Oct 2025) indicates manufacturing footprint optimization.

Single WARN filing affecting ~96 employees represents ~2% of workforce; isolated event rather than systemic restructuring, but candidates should monitor announcements for additional facility actions.

Research Publications(10)

Recent peer-reviewed publications with author affiliations at this company

Changes in quality of life in patients with atrial fibrillation and central sleep apnea treated with transvenous phrenic nerve stimulation.

Sleep medicine

2026

PMID:41643229

The impact of defibrillation current and pad position on return of spontaneous circulation during refractory ventricular fibrillation.

Resuscitation

2026

PMID:41856454

Showing 5 of 10 publications

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Zoll

Should You Work at Zoll?

Why Work Here

Pipeline & Clinical Trials

Watch Out For

Recent News · Zoll(3)

Open Jobs (246)

Technical Trainer

Clinical Specialist, Ventilation (Per Diem)

Warehouse Associate

IT Applications Manager (Integration)

Product Support Specialist II

Senior Automation Engineer

R&D Program Manager - Medical Devices

Associate Territory Manager - Springfield, NJ

Order Fulfillment Administrator

Commercial Contracts Manager

Advisory Mechanical Engineer

Territory Manager, EMS

Advisory Researcher Predictive Algorithms

Coordinator of Patient Administration - White Plains, NY

Warehouse Associate - Temporary

Territory Manager, Hospital

Territory Manager - Blacksburg

Reorder Specialist

Talent Acquisition Partner - Sales

Clinical Specialist, Ventilation

Software Engineer II

Associate Territory Manager - Ft. Myers

Assembler I

R-Series Group Lead

Associate Territory Manager - Tallahassee

Hiring Trend

Visa Sponsorship

Risk Signals

WARN Act Layoff Notices (1)

Research Publications(10)