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Esnet Jobs in California (NOW HIRING)

Caltech

Scientific Networking Research Associate

Pasadena, CA · On-site

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Collaborating with ESNET on deploying SENSE/Rucio Testbed on US-CMS Tier1/Tie2 sites. Basic Qualifications * Bachelor of Science degree with related work experience. * Solid understanding of TCP/IP ...

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$49

$73

$85

How much do esnet jobs pay per hour?

As of Aug 15, 2026, the average hourly pay for esnet in California is $73.77, according to ZipRecruiter salary data. Most workers in this role earn between $60.02 and $83.56 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as an ESnet network engineer?

To thrive as an ESnet Network Engineer, you need a strong background in computer networking, network architecture, and troubleshooting, often supported by a relevant degree and industry certifications like CCNP or JNCIP. Expertise in configuring and managing network devices, familiarity with protocols such as BGP and OSPF, and experience using network monitoring tools are typically required. Strong problem-solving abilities, attention to detail, and effective communication skills are essential soft skills in this role. These competencies are crucial for maintaining high-performance, reliable, and secure data networks that support scientific research and collaboration.

What are some common challenges faced by network engineers working at ESnet, and how can new hires prepare for them?

Network engineers at ESnet often face the challenge of maintaining and optimizing high-performance, large-scale research networks that connect national labs and research institutions. This requires staying up-to-date with rapidly evolving technologies and troubleshooting complex connectivity issues under tight deadlines. New hires can prepare by gaining a strong foundation in network protocols, automation tools, and by familiarizing themselves with the unique demands of research and education networks. Collaboration with multidisciplinary teams is also common, so strong communication skills are essential for success.

What is ESnet?

ESnet, or the Energy Sciences Network, is a high-performance, unclassified network built to support scientific research. Operated by the U.S. Department of Energy's Office of Science, ESnet connects national laboratories, universities, and research institutions, enabling the transfer of massive scientific datasets. It is essential for facilitating collaboration among researchers and supporting experiments in fields such as physics, climate science, and genomics. ESnet provides reliable, high-bandwidth connectivity to ensure scientists can share data and resources quickly and securely.

What are popular job titles related to Esnet jobs in California?

For Esnet jobs in California, the most frequently searched job titles are:

What job categories do people searching Esnet jobs in California look for?

The top searched job categories for Esnet jobs in California are:

Esnet jobs near you
Infographic showing various Esnet job openings in California as of August 2026, with employment types broken down into 100% Full Time. Highlights an 82% Physical, and 18% Hybrid job distribution, with an average salary of $153,438 per year, or $73.8 per hour.

Core Routing/IP Backbone Engineer

Lawrence Berkeley National Laboratory

Berkeley, CA • On-site

Full-time

Medical, Retirement, PTO

Re-posted 8 days ago

Lawrence Berkeley National Laboratory rating

9.5

Company rating: 9.5 out of 10

Based on 5 frontline employees who took The Breakroom Quiz

2nd of 120 rated laboratories

Job description

Lawrence Berkeley National Laboratory is seeking a Core Routing/IP Backbone Engineer to join its Scientific Networking Division and support Energy Sciences Network (ESnet), the DOE-funded high-performance network connecting national labs, universities, and research institutions worldwide.
As part of the ESnet Network Services Group, you will help design, deploy, operate, and support network infrastructure and peering architectures for ESnet's production and research environments, enabling large-scale scientific collaboration and high-performance data movement.
You'll work closely with engineers, operations teams, research institutions, vendors, and international partners to deliver scalable, resilient networking solutions. The position may be filled at the CSE2 or CSE3 level based on experience and offers opportunities for technical leadership and cross-functional collaboration.
We're here for the same mission, to bring science solutions to the world. Join our team and YOU will play a supporting role in our goal to address global challenges! Have a high level of impact and work for an organization associated with 17 Nobel Prizes!
Why join Berkeley Lab?
We invest in our employees by offering a total rewards package you can count on:
  • Exceptional health and retirement benefits, including pension or 401K-style plans
  • A culture where you'll belong - we are invested in our teams!
  • In addition to accruing vacation and sick time, we also have a Winter Holiday Shutdown every year.
  • Parental bonding leave (for both mothers and fathers)
  • Pet insurance

What You Will Do at Level 2 (CSE2):
  • Design, deploy, and support routing, switching, optical, and transport infrastructure across ESnet's production and research networks.
  • Configure and troubleshoot advanced networking technologies including IPv4/IPv6, BGP, IS-IS, MPLS, Segment Routing, RSVP, QoS, and L2/L3 VPNs.
  • Support network operations, maintenance, upgrades, incident response, and service restoration.
  • Develop automation tools and operational workflows to improve scalability, reliability, and efficiency.
  • Collaborate with engineers, scientific stakeholders, vendors, carriers, and partner organizations to deliver and maintain network services.
  • Participate in project planning, procurement, testing, deployment, and operational readiness activities.
  • Create and maintain technical documentation, procedures, and network standards.
  • Contribute to process improvements, troubleshoot moderate-complexity issues, and provide trusted technical guidance to stakeholders.
  • Participate in an on-call rotation for business-hours and after-hours operational support.

In Addition to the Above, What You Will Do at Level 3 (CSE3):
  • Operate with strong technical ownership and independence across infrastructure and operational initiatives.
  • Lead projects, resolve complex technical issues, and contribute to network architecture and service design.
  • Mentor junior engineers and drive operational improvements through automation, process optimization, and cross-team collaboration.

We are looking for at Level 2 (CSE2):
  • Typically requires a minimum of 5 years of related experience with a Bachelor's degree; or 3 years and a Master's degree; or equivalent work experience.
  • Minimum of five years of relevant experience designing, deploying, operating, and troubleshooting network infrastructure and services.
  • Demonstrated experience working with enterprise, service provider, research, or large-scale WAN/LAN environments.
  • Demonstrated knowledge and hands-on experience with IP networking technologies and carrier-grade services including MPLS, QoS, traffic engineering, Layer 2/Layer 3 VPN technologies, and related service provider architectures.
  • Experience configuring, troubleshooting, and operating advanced routing protocols and technologies, preferably including BGP, IS-IS, OSPF, Segment Routing, IPv4/IPv6, and MPLS within large-scale WAN, backbone, or service provider networking environments.
  • Strong understanding of network troubleshooting methodologies with the ability to diagnose and resolve complex routing, transport, and end-to-end service issues across distributed wide-area infrastructures.
  • Experience administering and operating multi-vendor routing platforms, preferably Juniper and Nokia (Alcatel-Lucent), in production backbone or carrier-class environments.
  • Experience working in UNIX/Linux command-line environments, including remote systems administration, scripting fundamentals, and network automation workflows.
  • Experience contributing to technical projects involving backbone deployments, network service implementations, migration planning, testing, operational readiness, and production support.
  • Strong analytical, organizational, and problem-solving skills with the ability to manage operational and engineering issues of moderate to high complexity in large-scale network environments.
  • Excellent written and verbal communication skills with the ability to collaborate effectively across engineering teams, operations groups, vendors, carriers, and scientific stakeholders.
  • Demonstrated ability to work effectively in a highly collaborative, cross-functional technical environment supporting mission-critical network infrastructure.
  • Experience using collaboration, ticketing, documentation, monitoring, and operational support tools within network engineering or service provider operations environments.

In addition to the above, the level 3 (CSE) will have:
  • Typically requires a minimum of 8 years of related experience with a Bachelor's degree; or 6 years and a Master's degree; or equivalent experience.
  • Expert level capabilities in router configuration, including experience with several vendors.
  • Experience in managing traffic flows in a production network using analytical tools, ECMP, traffic engineering and similar approaches.
  • Project Management experience including demonstrated expertise in developing technical project scope, schedule and budget.
  • Ability to resolve complex issues in creative and effective ways.
  • Ability to network and collaborate with key contacts outside their own area of expertise.
  • Excellent oral and written communication skills.
  • Demonstrated ability to work effectively as part of a cross-disciplinary team.

Desired skills/knowledge:
  • Experience working in Research & Education (R&E), scientific computing, backbone, or service provider networking environments.
  • Experience with network automation, model-driven telemetry, APIs, YANG/NETCONF, or infrastructure-as-code methodologies.
  • Experience supporting optical transport systems, DWDM technologies, coherent optics, or long-haul backbone infrastructure.
  • Familiarity with large-scale peering ecosystems, interdomain routing, and high-capacity backbone operations.
  • Experience participating in on-call operational support rotations for production WAN or backbone network environments.

Additional information:
  • Appointment type: This is a full-time, 2 years, term appointment with the possibility of extension or conversion to Career appointment based upon satisfactory job performance, continuing availability of funds and ongoing operational needs.
  • Salary range:
    • Level 2: The expected salary for this position is $131,760 - $161,064, which fits into the full salary of $117,132 - $197,676 depending upon the candidate's skills, knowledge, and abilities. This includes education, certifications, and years of experience.
    • Level 3: The expected salary for this position is $156,864 - $191,724, which fits into the full salary of $139,440 - $235,308 depending upon the candidate's skills, knowledge, and abilities. This includes education, certifications, and years of experience.
  • Background check: This position is subject to a background check. Any convictions will be evaluated to determine if they directly relate to the responsibilities and requirements of the position. Having a conviction history will not automatically disqualify an applicant from being considered for employment.
  • Work modality: Work may be performed on-site, hybrid, full-time telework, remote. The primary location for this role is Lawrence Berkeley National Lab, 1 Cyclotron Road, Berkeley, CA. Work must be performed within the United States.
  • Multi-level Posting: This position will be hired at a level commensurate with the business needs and the skills, knowledge, and abilities of the successful candidate.

Want to learn more about working at Berkeley Lab? Please visit: careers.lbl.gov
Equal Employment Opportunity Employer: The foundation of Berkeley Lab is our Stewardship Values: Team Science, Service, Trust, Innovation, and Respect; and we strive to build community with these shared values and commitments. Berkeley Lab is an Equal Opportunity Employer. We heartily welcome applications from all who could contribute to the Lab's mission of leading scientific discovery, excellence, and professionalism. In support of our rich global community, all qualified applicants will be considered for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, age, protected veteran status, or other protected categories under State and Federal law.
Misconduct Disclosure Requirement: As a condition of employment, the finalist will be required to disclose if they are subject to any final administrative or judicial decisions within the last seven years determining that they committed any misconduct, are currently being investigated for misconduct, left a position during an investigation for alleged misconduct, or have filed an appeal with a previous employer.

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