Senior Network Engineer

Job Overview
We are seeking a highly motivated network professional to support Arm's global network infrastructure and deliver key network projects. As part of the Global Networks Team, you will handle BAU operations, network maintenance, and improvement initiatives, working closely with Infrastructure and Global Networks teams across multiple time zones. Occasional out-of-hours support may be required.
You will design, implement, manage, and support network infrastructure, applying strong enterprise networking expertise to deliver secure, scalable, high‑performance solutions. Experience with automation and Infrastructure‑as‑Code will enable efficient, reliable delivery.
Responsibilities:

• Design, deploy, and maintain scalable, secure, and highly available network infrastructure across Arm's global network infrastructure.
• Diagnose and resolve complex network issues across multiple platforms, performing root-cause analysis and driving long-term solutions.
• Monitor and optimize network performance to enhance reliability, efficiency, and user experience.
• Automate and innovate network configuration and management using tools such as Ansible, Terraform, Python, and APIs to improve consistency and reduce manual effort.
• Collaborate effectively with cloud, systems, and security teams to build cohesive, high-performing infrastructure that delivers business value.
• Contribute to global support coverage by participating in a 24/7 on-call rotation, responding to network incidents in a calm and solution-focused manner.

Required Skills and Experience:

• Bachelor's degree in computer science, Information Technology, or a related field (or equivalent experience).
• Relevant Cisco technical accreditation is desirable. (CCNA, CCNP).
• 4+ years' hands-on experience in maintaining large, sophisticated vendor agnostic networks.
• Solid foundation of network security, firewalls, and standard methodologies for segmentation.
• Capable of performing network troubleshooting to isolate and diagnose complex network problems.
• Understanding of ITIL processes.

"Nice To Have" Skills and Experience:

• Experience with software-defined networking (SDN) architectures and services, with an understanding of how they enhance agility, scalability, and automation.
• Exposure to hybrid or multi-cloud networking across platforms such as AWS, Azure, or Google Cloud Platform (GCP), or enthusiasm to develop these skills.

In Return:
At Arm, we are guided by our core beliefs that reflect our rare culture and guide our decisions, defining how we work together to surpass ordinary and shape extraordinary
We are proud to have a set of behaviors that reflect our culture and guide our decisions, defining how we work together to resist ordinary and craft outstanding!

• Partner and customer focus
• Teamwork and communication
• Creativity and innovation
• Team and personal development
• Impact and influence
• Deliver on your promises

We not I

• Take daily responsibility to make the Global Arm community thrive
• No individual is responsible for the right answer. Brilliance is collective!
• Information is crucial, share it
• Realize that we win when we collaborate - and that everyone misses out when we don't

Salary Range:
$130,300-$176,300 per year
We value people as individuals and our dedication is to reward people competitively and equitably for the work they do and the skills and experience they bring to Arm. Salary is only one component of Arm's offering. The total reward package will be shared with candidates during the recruitment and selection process.
Accommodations at Arm
At Arm, we want to build extraordinary teams. If you need an adjustment or an accommodation during the recruitment process, please email [email protected] . To note, by sending us the requested information, you consent to its use by Arm to arrange for appropriate accommodations. All accommodation or adjustment requests will be treated with confidentiality, and information concerning these requests will only be disclosed as necessary to provide the accommodation. Although this is not an exhaustive list, examples of support include breaks between interviews, having documents read aloud, or office accessibility. Please email us about anything we can do to accommodate you during the recruitment process.
Hybrid Working at Arm
Arm's approach to hybrid working is designed to create a working environment that supports both high performance and personal wellbeing. We believe in bringing people together face to face to enable us to work at pace, whilst recognizing the value of flexibility. Within that framework, we empower groups/teams to determine their own hybrid working patterns, depending on the work and the team's needs. Details of what this means for each role will be shared upon application. In some cases, the flexibility we can offer is limited by local legal, regulatory, tax, or other considerations, and where this is the case, we will collaborate with you to find the best solution. Please talk to us to find out more about what this could look like for you.
Equal Opportunities at Arm
Arm is an equal opportunity employer, committed to providing an environment of mutual respect where equal opportunities are available to all applicants and colleagues. We are a diverse organization of dedicated and innovative individuals, and don't discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.