Systems Engineer II

ABOUT SINCH

Sinch is pioneering the way the world communicates. More than 150,000 businesses — including Google, Uber, Paypal, Visa, Tinder, and many others — rely on Sinch’s Customer Communications Cloud to power engaging customer experiences through mobile messaging, voice, and email. Whether you need to verify users or craft omnichannel campaigns, Sinch makes it easy. Our AI-infused Super Network, APIs, and applications ensure you can connect with your customers reliably and securely, at every step of their journey. At Sinch we “Dream Big”, “Win Together”, “Keep it simple”, and “Make it Happen”. These values are our foundation!

DESCRIPTION

The System Engineer II will be responsible for all aspects of management and evolving our build and deployment platform including source control, building and maintaining the system, container orchestration/scheduling, and service monitoring. Your Impact & Responsibilities * Design, implement, and maintain virtualized and container-based infrastructure using platforms such as KVM, Proxmox, Docker and VMware. * Manage Linux clusters, VMs and containers using tools such as SaltStack, Ansible, Chef, Puppet * Perform day-to-day system administration, maintain all the physical servers and virtual machines and systems. * Analyze resource utilization and identifying and executing optimization measures. * Perform software installations and upgrades for the platform and associated systems during industry-standard maintenance windows that start after midnight if needed. * Perform problem management for permanent resolution of issues and incident reduction, including engaging with vendor’s support as needed.

• Provide documentation for all configurations and changes.
• Direct involvement with 24/7/365 production environment.
• Oversee enterprise monitoring tools to proactively identify bottlenecks and

ensure 24x7 service continuity.

• Monitor the platforms across infrastructure, applications, and networks.
• Develop and maintain robust scripts in Perl, Bash Script, Python, and PHP to

automate system deployments, health checks, and routine administrative tasks. * Perform regular system upgrades, patching, and auditing of both virtual and physical host environments. Demonstrate good Linux system security practices. * Design, develop, and maintain enterprise-level and custom monitoring tools using Perl, Bash Script, JavaScript, Python, and PHP. * Implement monitoring platforms across infrastructure, applications, and networks. * Implement security measures, manage backups, and maintain disaster recovery strategies to safeguard data integrity.

REQUIREMENTS

* Bachelor's Degree in Computer Science (or Telecommunications) or equivalent work experience.

• 3+ years of hands-on experience in system administration.
• 3+ years of hands-on experience in programming/scripting languages such as

Perl, PHP, Python, Java, Ruby, C * 3+ years of hands-on experience in server virtualization solution (KVM/QEMU/Proxmox) and a solid understanding of Linux network stack, DNS, TCP/IP and switching. * 3+ years of hands-on experience in multi-server platforms and Linux operating system. * 2+ years of hands-on experience with automation/configuration management tools (Puppet, Salt, Chef, Ansible, etc.) * Hands on experience with a range of share storage solutions such as CEPH, HPE Nimble Storage or Gluster. * Experience with container technologies and management platforms (Kubernetes, Docker, Elastic Container Service) * Experience with RDBMS and NoSQL Database setup, configuration and monitoring (MySQL, PostgreSQL, MongoDB etc.)

• Experience with automating deployments of cloud infrastructure and services.
• Experience with the monitoring tool NMIS, Nagios or Zabbix is a plus.
• Experience and advanced knowledge in Linux monitoring, troubleshooting, and

administration.

• Experience with Cisco, Juniper, or Arista device is a plus.
• Knowledge and hands-on experience with Elasticsearch, Logstash, Kibana.
• Advanced troubleshooting, problem analysis, and critical thinking skills.

This is a remote opportunity, but candidates must reside near one of our hub locations for occasional collaboration: Atlanta, GA; Chicago, IL; San Antonio, TX; Denver, CO

OUR HIRING PROCESS

We are committed to ensuring a recruitment process that is fair, objective, consistent, and inclusive. Our approach includes structured, competency-based interviews designed to evaluate your skills, experience, and qualifications relevant to the role. At times, we may include a data-driven assessment to enhance our hiring success and identify candidates likely to excel. We believe in a two-way process and encourage you to ask questions throughout the journey. If this role isn't what you're looking for, please explore the other opportunities listed on our career page: [ No matter who you are, we hope you find an exciting path forward - hopefully with us! Benefits * STAY HEALTHY: We offer comprehensive market competitive medical, dental, and vision plans. A variety of supplemental plans are also provided to meet your individual needs including access to telehealth for all participants. * CARE FOR YOURSELF: Take advantage of our free virtual counselling resources through our global Employee Assistance Program. Your mental health is as important as your physical health. * SECURE YOUR FUTURE: Plan for your future with our Roth and Pre-tax 401(k) options including an employer match for all participants. * TAKE A BREAK: Enjoy a generous paid time off program. We value balance and understand that performance at work requires time to rest at home and/or rejuvenate on vacation. * PUT FAMILY FIRST: We know that families can be built in a variety of ways; therefore, we offer paid parental leave and family planning support. * WORK WHEREVER: Our flexible remote work offerings allow you to work wherever you are the most productive and successful. It is what you do, not where you work, that matters. * MAKE AN IMPACT: Support betterment in your community and beyond by taking paid time off to support a volunteer program of your choice. The annual starting salary for this position is between $75,000 - $94,000. Factors which may affect starting pay within this range may include geography/market, skills, education, experience, and other qualifications. This role will be accepting applications until June 4, 2026 at a minimum. Please note that the application timeline may be flexible to accommodate a comprehensive candidate evaluation.