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About the Role

CrowdStrike is seeking a Network Engineer- Cloud (Hybrid, London) with a proven history of building and operating hyper-scale hybrid cloud networks. This role involves constructing and maintaining the production backbone network and services across multiple cloud providers, as well as developing and supporting IP and Optical technologies for data center and edge connectivity. The position also includes owning major improvement initiatives from conception through to implementation, including funding, planning, and operational support.

Responsibilities

Build and maintain a high-performance and fault-tolerant production network at-scale
Analyze requirements and develop solutions for complex business needs
Hold regular project meetings to address challenges and drive milestones
Represent the network team as a technical leader, providing direction and insight for projects, discovery, and problem management
Improve the reliability and efficiency of network operations and practices
Drive capacity planning, forecasting, and create plans for growth
Evaluate technologies for scale, security, and maintainability
Support the development, testing, and integration of new hardware and software platforms
Participate in 24x7 on-call rotation

Requirements

5+ years of experience in building and maintaining large scale, backbone and complex data center network infrastructure
Expert level knowledge in large scale IP networking technologies and protocols such as: MP-BGP, OSPF, ISIS, VRF, VxLAN, EVPN, QoS, GRE, IP SEC, DNS, MACsec
Expert in building and operating large scale networks using technologies, such as optical/DWDM, CDN, edge network security, DDoS mitigation, load balancing
Experience building solutions in cloud service providers such as AWS, GCP, OCI
Hands-on experience with infrastructure-as-code using tools such as Python, Ansible, YAML, or Netconf/YANG, Chef, Puppet
Understanding of Git workflows, CI/CD concepts and their application to network automation and testing
Experience in building end-to-end pipelines with CI tools such as Jenkins
Proficient with various networking vendors such as Arista, Palo Alto, Juniper, Adva, Nokia, Cisco, HP, etc.
Proven experience utilizing AI technologies to enhance decision-making, streamline workflows and processes, improve efficiency and drive business outcomes
Work experience in data center, telecom, SaaS, or cloud operations companies
Experience with building and supporting optical infrastructure such as Infinera, Ciena, Nokia
Proficiency with excel, and other modeling systems
Ability to communicate technical detail into succinct and fact-based business terminology, both verbally and in writing
Customer-focused mindset, with demonstrated skill in managing expectations, providing proactive status updates, and producing high-quality work products
Ability to use independent judgment to make sound, justifiable decisions and take action to solve problems
Strong leadership skills with demonstrated ability to prioritize and execute in a methodical and disciplined manner
Ability to plan, organize and prioritize work independently and meet deadlines
Ability to work in a collaborative, team environment

Skills

MP-BGP
OSPF
ISIS
VRF
VxLAN
EVPN
QoS
GRE
IP SEC
DNS
MACsec
optical/DWDM
CDN
edge network security
DDoS mitigation
load balancing
AWS
GCP
OCI
Python
Ansible
YAML
Netconf/YANG
Chef
Puppet
Git workflows
CI/CD
Jenkins
Arista
Palo Alto
Juniper
Adva
Nokia
Cisco
HP
AI technologies
Infinera
Ciena
Excel
modeling systems

Location

London

Work Type

Hybrid
Full-time

Experience Level

5+ years

Benefits

Market leader in compensation and equity awards
Comprehensive physical and mental wellness programs
Competitive vacation and holidays for recharge
Paid parental and adoption leaves
Professional development opportunities for all employees regardless of level or role
Employee Networks, geographic neighborhood groups, and volunteer opportunities to build connections
Vibrant office culture with world class amenities
Great Place to Work Certified™ across the globe

About the Company

CrowdStrike is a global leader in cybersecurity, protecting people, processes, and technologies that drive modern organizations.
Our mission is to stop breaches, and we have redefined modern security with the world's most advanced AI-native platform.
We work on large-scale distributed systems, processing almost 3 trillion events per day with daily growth.
Our customers span all industries, relying on CrowdStrike to keep their businesses running, communities safe, and lives moving forward.
We are a mission-driven company leveraging AI to transform the way we work.
CrowdStrikers drive their careers through flexibility and autonomy.
We foster a culture of responsible AI adoption, experimentation, and innovation.
We use an AI-first mindset as a force multiplier to accelerate execution, build expertise, uncover insights, and solve complex problems.
We are looking for passionate, innovative, and customer-focused individuals to join our team.

Equal Opportunity

CrowdStrike is proud to be an equal opportunity employer.
We are committed to fostering a culture of belonging where everyone is valued for who they are and empowered to succeed.
We support veterans and individuals with disabilities through our affirmative action program.
CrowdStrike is committed to providing equal employment opportunity for all employees and applicants for employment.
The Company does not discriminate in employment opportunities or practices on the basis of race, color, creed, ethnicity, religion, sex (including pregnancy or pregnancy-related medical conditions), sexual orientation, gender identity, marital or family status, veteran status, age, national origin, ancestry, physical disability (including HIV and AIDS), mental disability, medical condition, genetic information, membership or activity in a local human rights commission, status with regard to public assistance, or any other characteristic protected by law.
We base all employment decisions--including recruitment, selection, training, compensation, benefits, discipline, promotions, transfers, lay-offs, return from lay-off, terminations and social/recreational programs--on valid job requirements.
If you need assistance accessing or reviewing the information on this website or need help submitting an application for employment or requesting an accommodation, please contact us at recruiting@crowdstrike.com for further assistance.