The Network Services team builds and operates the foundational networking that powers CoreWeave's Kubernetes platforms at cloud scale. The team is responsible for container networking, connectivity, and network services that support large-scale, GPU-driven workloads across regions and environments. They focus on scalability, reliability, security, and performance while delivering intuitive platforms for internal teams and customers.

About the Role

As a Senior Engineer focused on our Cilium-based CNI, you will design, build, and operate the container networking layer that underpins CoreWeave's Kubernetes platforms. Day to day, you will work on evolving our CNI stack to support large, high-density GPU clusters with demanding throughput and latency requirements. You will partner closely with Kubernetes, Infrastructure, and Network Services engineers to ensure the platform is highly available, observable, and secure. This role spans architecture, implementation, and operations, with ownership from prototype through production. You will also help shape how our networking platform scales for future growth.

Who You Are

• 5+ years of experience as a Software Engineer or Systems Engineer working on cloud infrastructure or large-scale distributed systems.
• Hands-on production experience with Cilium CNI (or equivalent advanced CNIs), including cluster configuration and lifecycle management.
• Strong understanding of Cilium's eBPF datapath, policy model, and load-balancing mechanisms.
• Deep knowledge of cloud networking concepts, including VPCs, subnets, routing, security groups/ACLs, NAT, and ingress/egress architectures.
• Experience designing multi-tenant network architectures with strong isolation and security.
• Solid grounding in TCP/IP, dynamic routing (e.g., BGP), ECMP, MTU/fragmentation, and overlay/underlay networking (VXLAN, Geneve, encapsulation).
• Experience with network observability and troubleshooting across L3–L7.
• Proficiency in at least one systems language such as Golang or C/C++.
• Experience working in modern CI/CD environments.
• Experience operating Kubernetes at scale, including cluster lifecycle management and debugging networking issues across pods, nodes, and external services.
• Demonstrated ownership of complex systems end-to-end.

Preferred

• Experience operating cloud-scale network services across tens of thousands of nodes and multiple regions.
• Contributions to Cilium, Kubernetes, or related open-source networking projects.
• Experience with eBPF development and performance tuning.
• Experience building Kubernetes operators or controllers.
• Familiarity with service meshes, multi-cluster networking, or cluster mesh solutions.
• Experience in GPU-heavy, HPC, or other performance-sensitive environments.

Wondering if you’re a good fit?

We believe in investing in our people and value candidates who bring diverse experiences , even if you’re not a 100% match on paper. If some of this sounds like you, we’d love to talk.

• You love solving complex distributed systems and networking challenges at scale.
• You’re curious about cloud-native networking, eBPF, and Kubernetes internals.
• You’re an expert in building reliable, scalable infrastructure that runs in production.

Why CoreWeave?

At CoreWeave, we work hard, have fun, and move fast! We’re in an exciting stage of hyper-growth that you will not want to miss out on. We’re not afraid of a little chaos, and we’re constantly learning. Our team cares deeply about how we build our product and how we work together, which is represented through our core values:

• Be Curious at Your Core
• Act Like an Owner
• Empower Employees
• Deliver Best-in-Class Client Experiences
• Achieve More Together

The base salary range for this role is $165,000 to $242,000. The starting salary will be determined based on job-related knowledge, skills, experience, and market location. We strive for both market alignment and internal equity when determining compensation. In addition to base salary, our total rewards package includes a discretionary bonus, equity awards, and a comprehensive benefits program (all based on eligibility).

What We Offer

The range we’ve posted represents the typical compensation range for this role. To determine actual compensation, we review the market rate for each candidate which can include a variety of factors. These include qualifications, experience, interview performance, and location. In addition to a competitive salary, we offer a variety of benefits to support your needs, including:

• Medical, dental, and vision insurance
• 100% paid for by CoreWeave
• Company-paid Life Insurance
• Voluntary supplemental life insurance
• Short and long-term disability insurance
• Flexible Spending Account
• Health Savings Account
• Tuition Reimbursement
• Ability to Participate in Employee Stock Purchase Program (ESPP)
• Mental Wellness Benefits through Spring Health
• Family-Forming support provided by Carrot
• Paid Parental Leave
• Flexible, full-service childcare support with Kinside
• 401(k) with a generous employer match
• Flexible PTO
• Catered lunch each day in our office and data center locations
• A casual work environment
• A work culture focused on innovative disruption

Our Workplace

While we prioritize a hybrid work environment, remote work may be considered for candidates located more than 30 miles from an office, based on role requirements for specialized skill sets. New hires will be invited to attend onboarding at one of our hubs within their first month. Teams also gather quarterly to support collaboration.

California Consumer Privacy Act - California applicants only

CoreWeave is an equal opportunity employer, committed to fostering an inclusive and supportive workplace. All qualified applicants and candidates will receive consideration for employment without regard to race, color, religion, sex, disability, age, sexual orientation, gender identity, national origin, veteran status, or genetic information. As part of this commitment and consistent with the Americans with Disabilities Act (ADA), CoreWeave will ensure that qualified applicants and candidates with disabilities are provided reasonable accommodations for the hiring process, unless such accommodation would cause an undue hardship. If reasonable accommodation is needed, please contact: careers@coreweave.com.

Export Control Compliance

This position requires access to export controlled information. To conform to U.S. Government export regulations applicable to that information, applicant must either be (A) a U.S. person, defined as a (i) U.S. citizen or national, (ii) U.S. lawful permanent resident (green card holder), (iii) refugee under 8 U.S.C. § 1157, or (iv) asylee under 8 U.S.C. § 1158, (B) eligible to access the export controlled information without a required export authorization, or (C) eligible and reasonably likely to obtain the required export authorization from the applicable U.S. government agency. CoreWeave may, for legitimate business reasons, decline to pursue any export licensing process.

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Key responsibilities include: Conducting Treadmill Stress Tests (TMST), Stress Echocardiograms, and Nuclear Stress Tests (Pharmacological and Exercise). Performing pre-procedure screenings, including 12-lead ECG interpretation, baseline vitals, and medical history review to identify contraindications. Administering stress-inducing agents (e.g., Lexiscan, Dobutamine, Adenosine) via IV, ensuring precise dosage and monitoring for adverse reactions. Acting as a primary responder during adverse cardiac events, utilizing BLS/ACLS skills and clinic emergency equipment (AED/Crash Cart). Maintaining meticulous records of patient hemodynamics, ECG changes, and subjective symptoms throughout the duration of the test.

Requirements include: BLS and ACLS required upon Hire Must hold a current GA (RN) Registered Nurse license or eNLC license required Minimum 1-2 years in a cardiology setting (EP lab, Cath lab, ICU, PACU, or Cardiac rehab) Associate Degree, or Bachelors Degree

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Responsibilities: Provide safe and effective nursing care to all patients in the NICU. Direct and supervise assigned personnel delivering patient care. Maintain accurate and up-to-date patient records. Collaborate with other healthcare professionals to ensure high-quality patient care. Participate in quality improvement initiatives to enhance patient outcomes.

Qualifications: Current Florida license as Registered Nurse or Recognised Compact Licensure. Graduate from an accredited School of Nursing. Current Basic Cardiac Life Support (BLS) certification or must be obtained within 30 days of employment start date. Current Advanced Cardiac Life Support (ACLS) certification or must be obtained within 30 days of employment start date. Current Neonate Resuscitate (NRP) certification or must be obtained within 90 days of employment start date. Current STABLE certification or must be obtained within 60 months of employment start date.

Benefits: Comprehensive benefits for medical, prescription drug, dental, vision, behavioural health and telemedicine services. Wellbeing support, including free counselling and referral services. Time away from work programs for paid time off, paid family leave, long- and short-term disability coverage and leaves of absence. Savings and retirement resources, including a 401(k) Plan with a 100% match on 3% to 9% of pay (based on years of service). Education support through tuition assistance, student loan assistance, certification support, dependent scholarships and a partnership with Galen College of Nursing. Additional benefits for fertility and family building, adoption assistance, life insurance, supplemental health protection plans, auto and home insurance, legal counselling, identity theft protection and consumer discounts.

About Us: HCA Florida Northwest Hospital is a 289-bed medical center incorporating the latest technology in healthcare. We have been granted the Gold Seal of Approval from the Joint Commission and are certified by the Joint Commission as a primary stroke center. We uphold the highest standards in patient care and are proudly known as a Comprehensive Bariatric Center of Excellence.

Why Join Us? Join a dynamic team of dedicated healthcare professionals. Explore your growth potential. We offer a total rewards package that supports the health, life, career and retirement of our colleagues.

We Are Interviewing Candidates: We are interviewing candidates for our Registered Nurse NICU opening. Apply today and a member of our Talent Acquisition team will reach out.

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Responsibilities: Assess patients' conditions and develop individualized care plans Instruct patients and families on medication and treatment instructions Maintain accurate patient records, including test results and examination findings Administer medications according to physician orders Provide leadership to the nursing team during designated shifts

Requirements: Must be a licensed Florida Registered Nurse with compact licensure Nursing diploma or ASN required; BSN preferred Basic Life Support (BLS) certification within 30 days of employment Advanced Cardiovascular Life Support (ACLS) certification within 30 days of employment Minimum 2 years of CVICU experience Critical thinking, excellent service, and good interpersonal communication skills Ability to read and comprehend written instructions Ability to follow verbal instructions PC skills

Benefits: Competitive salary Opportunities for professional growth and development Collaborative work environment

Join our team of dedicated healthcare professionals and take the next step in your nursing career.

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In this role, you will oversee the instrument and equipment set-up for your OR, including utilization of preference cards and ability to anticipate your surgeons' needs. You will coordinate and oversee your room during a case as the circulator, facilitating effective and efficient transition between surgical procedures. You will utilize appropriate body mechanics in moving your patients to stretchers and OR tables to prevent injury, manage your patients' care and medication, including assistance with anesthesia, and consistently review your charts for completeness, in accordance with documentation protocols prior to and after the surgical procedure.

To qualify for this role, you must have a graduate degree from an accredited school of professional nursing, a minimum of 1 year of experience in an operating room setting, preferably in an ambulatory surgery center, and active RN license as required by state of employment or appropriate compact licensure. You must also have valid BCLS Certification upon employment, ACLS as required by facility, and PALS is preferred, but may be required at some facilities.

We offer a total rewards package that supports the health, life, career, and retirement of our colleagues, including comprehensive benefits, wellbeing support, time away from work programs, savings and retirement resources, education support, and additional benefits.

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