Senior Linux Engineer – DNS & Global Load Balancing

Apple Inc.; Sunnyvale (CA); On-site; USD 216,000 - 325,000; Full time

Benefits offered by this job

Comprehensive medical and dental cover

Retirement benefits

Discounted products & free services

Tuition reimbursement

Relocation assistance

Employee stock programs

Job summary

Apple Inc. is seeking a Sr. Linux Engineer to own the reliability of DNS and global server load balancing across a distributed edge and data center footprint. You will operate bare-metal and cloud Linux infrastructure as code, define observability, and build automation to reduce toil while planning capacity and hardware lifecycle.

You will mentor engineers and collaborate with software, network, and product teams to deliver large-scale rollouts and ensure 24x7 operations run smoothly.

Qualifications

• Production Linux experience including deployment and CI/CD workflows.
• Hands-on networking troubleshooting TCP/UDP and L2–L3 issues.
• Experience with infrastructure-as-code tooling and observability platforms.
• Proficiency in at least one automation language (Python/Go/Rust/Swift).
• Willingness to participate in a 24x7 on-call rotation.
• Bachelor's degree in Computer Science or related field, or equivalent experience.

Responsibilities

• Operate and extend Linux infrastructure across edge sites and PoPs, using IaC for repeatable deployments.
• Own DNS and global server load balancing reliability, incident response, and on-call rotation.
• Develop visibility with SLIs, alerts, and dashboards spanning global sites.
• Develop automation/tools in Python/Go/Rust/Swift to reduce toil and create self-sustaining systems.
• Plan fleet capacity and hardware lifecycle, collaborating with leadership and program management.
• Mentor engineers and collaborate with software, network, and product teams on architecture and tooling.
• Represent team needs to partners and leadership with clear communication.

Skills

Linux systems

Networking fundamentals

Infrastructure-as-code tooling

Observability tooling

Automation programming

On-call rotation

Education

Bachelor's degree in Computer Science or related field

Tools

Salt

Ansible

Puppet

Terraform

Prometheus

Grafana

Job description

Apple Inc. is seeking a Sr. Linux Engineer to own the reliability of DNS and global server load balancing across a distributed edge and data center footprint. You will operate bare-metal and cloud Linux infrastructure as code, define observability, and build automation to reduce toil while planning capacity and hardware lifecycle.

You will mentor engineers and collaborate with software, network, and product teams to deliver large-scale rollouts and ensure 24x7 operations run smoothly.