Senior Linux & Cloud Infrastructure Engineer (Remote)

Xtremepush Limited; United States; Remote; USD 120,000 - 180,000; Full time

Job summary

Xtremepush Limited is seeking a Senior Linux System Engineer to join our infrastructure team. You will help shape AWS/cloud best practices, implement secure and reliable systems, and work across internal Ops, clients, and vendors.

The role is highly collaborative, with on-call rotation and end-to-end ownership of production, staging, and development environments. Strong scripting and client-facing communication are essential.

Qualifications

• 7+ years of Linux system administration supporting production environments (Debian or derivatives a plus).
• Scripting ability in at least one language (Bash, Python, or PHP).
• Solid understanding of the LAMP/LEMP stack.
• Experience with networking and security concepts.
• Experience deploying and debugging complex applications.
• MySQL database administration experience.
• Experience managing mail servers (PowerMTA), mail deliverability, and troubleshooting.
• Experience with cloud-based services and virtualization.
• Confident in engaging directly with clients and explaining technical issues to non-technical audiences.

Responsibilities

• Maintain and scale production infrastructure with the Operations team.
• Install, monitor, and maintain hardware and software across environments.
• Write scripts to automate jobs and processes.
• Own the security, stability, and uptime of production, staging, and development environments.
• Monitor systems and respond to alerts day-to-day.
• Take part in an on-call rota for priority-1 alerts.
• Maintain network, server, and storage assets across cloud environments.
• Drive upgrades and improvements to infrastructure and processes.
• Contribute to planning releases and configuration changes.
• Act as a technical contact for internal teams, clients, and vendors.

Skills

Linux system administration

Scripting: Bash/Python/PHP

LAMP/LEMP stack

Networking and security concepts

MySQL administration

PowerMTA mail server

Cloud/virtualisation

Client communication

Tools

AWS

Zabbix

Grafana

Proxmox

Graylog

Datadog

ClickHouse

Job description

Xtremepush Limited is seeking a Senior Linux System Engineer to join our infrastructure team. You will help shape AWS/cloud best practices, implement secure and reliable systems, and work across internal Ops, clients, and vendors.

The role is highly collaborative, with on-call rotation and end-to-end ownership of production, staging, and development environments. Strong scripting and client-facing communication are essential.