Senior Network Engineer
Senior Network Engineer
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Salary Not Disclosed
1 Vacancy
Job Description
We have an opening for a Senior Network Engineer to provide advanced level engineering in the areas of network design configuration and management considering emerging technologies best practices and industry standards. You will articulate advanced networking concepts to programmatic management and systems architects to collaboratively design a cohesive structured and secured network environment. The position is in the Livermore Computing (LC) Divisions Network and Security Operations Group within the Computing Directorate.
Business needs require that this position have an on-site presence multiple days a options will be limited.
This position will be filled at either level based on knowledge and related experience as assessed by the hiring team. Additional job responsibilities (outlined below) will be assigned if hired at the higher level.
You will
- Provide SME-level knowledge in configuring and troubleshooting VLANs routing protocols software defined networks (SDN) policy-based routing spanning tree protocol and firewalls in large complex networks network services enterprise services and applications relating to network technologies.
- Architect and implement complex HPC datacenter networks utilizing modern networking overlay technologies including EVPN VXLan Cisco Application Centric Infrastructure (ACI) etc.
- Design and implement enterprise-class network infrastructure based on technology from Cisco Arista Palo Alto Networks F5 and other related network technologies.
- Provide advanced network troubleshooting and advanced operational support in Linux environments network security as well as support for edge core distribution and access layers of the network.
- Perform other duties as assigned.
Additional job responsibilities at the SES.4 level
- Develop innovative solutions that will lead to a cohesive structured and secured network environment in collaboration with team members.
- Define network requirements and solutions to meet customer needs while interfacing with LLNL customers.
Qualifications :
- Ability to secure and maintain a U.S. DOE Q-level security clearance which requires U.S. citizenship.
- Bachelors degree in Computer Science Engineering or Information Systems or related field or the equivalent combination of education and related experience.
- Advanced ability to troubleshoot infrastructure capacity/performance problems and provide proposed solutions.
- Significant experience configuring and managing a medium to large datacenter and enterprise networks in LAN & WAN environments including significant experience troubleshooting complex issues within those environments.
- Significant experience supporting secure highly reliable enterprise networks with comprehensive knowledge of L2/L3 network principles and routing protocols and experience designing configuring operating monitoring and management of switches and routers or equivalent network equipment.
- Advanced knowledge of the standards governing bot TCP/IP and Ethernet.
- Advanced written and verbal communication skills to prepare present document and explain technical information effective interpersonal skills and the ability to collaborate in a multi-disciplinary team environment and to interact with all levels of management and staff.
- Ability to support occasional schedule-driven project deliverables and off-hours infrastructure upgrades with the ability to participate in after-hours on-call rotation.
Additional qualifications at the SES.4 level
- Demonstrated ability to make sound technical decisions in high-pressure or complex scenarios including the ability to troubleshoot highly complex infrastructure capacity / performance problems and provide advanced solutions.
- Substantial experience designing and operating Data Center infrastructure and leading significant network improvement or deployment projects.
- Expert-level skill and knowledge of networks and network-based security technologies.
Qualifications We Desire
- Advanced knowledge of computer science fundamentals in algorithms and data structures and / or computer networking fundamentals including proficiency in one or more scripting languages such as Python Perl.
- Experience configuring and managing HPC networks and experience troubleshooting networks services and systems within an HPC environment.
Additional Information :
#LI-Hybrid
Position Information
This is a Career Indefinite position open to Lab employees and external candidates.
Why Lawrence Livermore National Laboratory
- Included in 2025 Best Places to Work by Glassdoor!
- Flexible Benefits Package
- 401(k)
- Relocation Assistance
- Education Reimbursement Program
- Flexible schedules (*depending on project needs)
- Our values - visit Clearance
This position requires a Department of Energy (DOE) Q-level clearance. If you are selected we will initiate a Federal background investigation to determine if you meet eligibility requirements for access to classified information or matter. Also all L or Q cleared employees are subject to random drug testing. Q-level clearance requires U.S. citizenship.
Pre-Employment Drug Test
External applicant(s) selected for this position must pass a post-offer pre-employment drug test. This includes testing for use of marijuana as Federal Law applies to us as a Federal Contractor.
Wireless and Medical Devices
Per the Department of Energy (DOE) Lawrence Livermore National Laboratory must meet certain restrictions with the use and/or possession of mobile devices in Limited Areas. Depending on your job duties you may be required to work in a Limited Area where you are not permitted to have a personal and/or laboratory mobile device in your possession. This includes but not limited to cell phones tablets fitness devices wireless headphones and other Bluetooth/wireless enabled devices.
If you use a medical device which pairs with a mobile device you must still follow the rules concerning the mobile device in individual sections within Limited Areas. Sensitive Compartmented Information Facilities require separate approval. Hearing aids without wireless capabilities or wireless that has been disabled are allowed in Limited Areas Secure Space and Transit/Buffer Space within buildings.
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Remote Work :
No
Employment Type :
Full-time
Employment Type
Full-time
