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Senior Site Reliability Engineer (SRE)

UJETSeoul, Korea000001 - Engineering
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Salary
$60K - $100K USD
Job type
Full-time
Posted
7 Jul 2026
Status
Open · checked 7d ago

About this role

This Senior Site Reliability Engineer role is located in Seoul, Korea, with UJET and suits an experienced infrastructure professional looking to shape a growing SRE function. The position focuses on building scalable systems, reducing operational toil, and leading technical reliability initiatives.

Role Overview

UJET is looking for a technical leader to help build and scale a high-impact Site Reliability Engineering function based in Seoul. In this position, the engineer will design reliability standards, influence engineering choices, and create tooling that keeps production safe and predictable. This is an early role within the SRE team, offering direct input into how reliability practices are established for cloud-native platforms.

Key Responsibilities

Lead initiatives to boost system performance, scalability, and reliability across essential services.
Create and apply Service Level Indicators, Service Level Objectives, and error budgets to guide engineering choices.
Build and design observability systems including metrics, logging, tracing, and alerting.
Serve as incident commander during complex incidents and conduct root cause postmortems focused on systemic fixes.
Cut down operational toil using automation, better workflows, and custom tooling.
Collaborate with product and platform units on production readiness, system architecture, and recovery design.
Build paved roads and reusable systems to help teams operate services reliably.
Mentor fellow engineers to elevate overall operational maturity.

Requirements

Must be a South Korean citizen or currently reside in South Korea with a valid work visa.
Between 6 to 10+ years of professional background in SRE, backend systems engineering, or infrastructure.
Demonstrated accountability for reliability outcomes in complex, distributed systems.
Extensive background with production-scale systems and cloud infrastructure like AWS, GCP, or Azure.
Deep familiarity with incident management, system performance, and observability.
Proficiency in at least one programming language such as Python, Java, or Go with an emphasis on automation.
Capable of guiding other teams without direct managerial authority and maintaining composure during stressful incidents.

Nice to Have

Practical background in building or scaling SRE frameworks, SLOs, and on-call models.
Container orchestration and Kubernetes expertise.
Experience using Infrastructure as Code tools like Terraform.
Background in capacity planning or performance engineering.
Experience operating within high-growth scaling environments.

Skills and Tools

Python
Java
AWS
GCP
Azure
Kubernetes
Terraform

Salary and Benefits

Annual salary range of $60,000 to $100,000 USD, with placement depending on experience, location, and skill level.
Comprehensive medical, dental, and vision coverage.
401(k) retirement plan.
Wellness benefits and collaborative team culture.

About the Company

UJET provides an AI-powered contact center platform designed to redefine customer experience through true multimodality, mobile-first approaches, and cloud-native architecture. The company focuses on security, scalability, and data privacy without storing personally identifiable information. UJET operates as an equal opportunity employer committed to inclusive hiring practices.

How to Apply

Interested candidates should visit the official UJET careers page to submit an application for this position.

Skills and tech stack

PythonAWSGCPAzureKubernetesJavaTerraform

Questions candidates ask

What is the location of this job?

This position is located in Seoul, Korea.

What qualifications are required regarding work authorization?

Applicants must be South Korean citizens or currently reside in South Korea with a valid work visa. UJET does not sponsor employment visas for this role.

What is the salary range for the Senior Site Reliability Engineer role?

The annual salary range is $60,000 to $100,000 USD, depending on geographic location, work experience, education, and skill level.

What programming languages are preferred?

Proficiency in at least one programming language such as Python, Java, or Go is required.

What cloud platforms are mentioned in the requirements?

Candidates should have strong experience with cloud infrastructure including AWS, GCP, or Azure.

Ready to apply?

The application is on the official UJET careers page.

Apply on company site