Senior Linux Systems Administrator/ SRE Job at Keepit (Copenhagen)

Senior DevOps Engineer

We’re looking for a Senior DevOps Engineer who is passionate about automation, o...

Location

United States , Nashville; McLean; Tampa

Salary:

Not provided

TheIncLab

Expiration Date

Until further notice

Requirements

5+ years in DevOps, SRE, or Infrastructure Engineering roles
Hands-on experience and proficiency with AWS services (EC2, S3, RDS, VPC, IAM, etc.) and infrastructure automation (Terraform, Ansible, or similar)
Experience deploying and managing infrastructure using Terraform and/or Ansible
Solid knowledge of Linux system administration
Strong skills in Windows system administration environments
Proven experience managing and automating GitLab, including CI/CD pipelines
Proficiency in at least one programming or scripting language (Python, Bash, etc.)
Experience implementing monitoring, logging, and alerting solutions (CloudWatch, Datadog, CloudTrail)
Solid understanding of networking, security best practices, and high-availability system design
Familiarity with version control systems (Git) and GitLab workflows

Job Responsibility

Build, maintain, and improve CI/CD pipelines using GitLab CI/CD or similar tools
Automate infrastructure provisioning, deployment, and maintenance using Terraform, Ansible, or related technologies
Collaborate with developers and QA to create reliable deployment paths from local dev to production
Implement infrastructure-as-code practices across environments (e.g., AWS, Kubernetes, bare-metal)
Design and implement monitoring, alerting, and observability systems to maintain high availability and performance
Respond to incidents, lead root cause analysis, and implement preventive measures
Establish and evolve SLOs/SLIs to ensure measurable system reliability
Participate in on-call rotation and help build automation to reduce the need for human intervention
Drive capacity planning, performance tuning, and cost optimization initiatives
Administer Linux (Ubuntu/Debian) and Windows-based infrastructure

What we offer

Hybrid and flexible work schedules
Professional development programs
Training and certification reimbursement
Extended and floating holiday schedule
Paid time off and Paid volunteer time
Health and Wellness Benefits include options for Medical, Dental, and Vision insurance along with access to Wellness, Mental Health, and Employee Assistance Programs
100% Company Paid Benefits that include STD, LTD, and Basic Life insurance
401(k) Plan Options with employer matching
Incentive bonuses for eligible clearances, performance, and employee referrals
A company culture that values your individual strengths, career goals, and contributions to the team.

Fulltime

Senior Site Reliability Engineer

We are looking for an experienced engineer with strong Linux and system-level ex...

Location

United Kingdom , London

Salary:

Not provided

Bumble Inc.

Expiration Date

Until further notice

Requirements

5+ years of experience in Linux system administration or SRE roles
Proven experience managing large-scale infrastructure environments
Strong troubleshooting and performance tuning skills at the infrastructure level
Basic scripting/automation experience (Bash, Python)
Familiarity with IaC tools (e.g., Ansible, Puppet)
Knowledge of distributed systems and container orchestration (Kafka, Kubernetes, etc.)
Excellent communication and problem-solving skills

Job Responsibility

Operate autonomously in complex production environments
Independently troubleshoot incidents
Lead and support post-incident service recovery
Drive improvements to overall system stability, performance, and observability
Manage and optimize large-scale environments (5,000+ hosts) running technologies like Kafka, Redis, and Kubernetes

What we offer

Competitive compensation, equity, and world-class benefits

Fulltime

Senior Site Reliability Engineer

We are looking for an experienced engineer with strong Linux and system-level ex...

Location

United States , Austin

Salary:

185000.00 - 225000.00 USD / Year

Bumble Inc.

Expiration Date

Until further notice

Requirements

5+ years of experience in Linux system administration or SRE roles
Proven experience managing large-scale infrastructure environments
Experience with cloud infrastructure (Google Cloud)
Strong troubleshooting and performance tuning skills at the infrastructure level
Basic scripting/automation experience (Bash, Python)
Familiarity with IaC tools (e.g., Ansible, Puppet)
Knowledge of distributed systems and container orchestration (Kafka, Kubernetes, etc.)
Excellent communication and problem-solving skills

Job Responsibility

Operate autonomously in complex production environments
Independently troubleshoot incidents
Lead and support post-incident service recovery
Drive improvements to overall system stability, performance, and observability
Manage and optimize large-scale environments (5,000+ hosts) running technologies like Kafka, Redis, and Kubernetes
On-call rotation: one week every 4–5 weeks (24x7 coverage)

What we offer

Medical
Dental
Vision
401(k) match
Unlimited Paid Time Off Policy
Maven Fertility: $10,000 lifetime benefit for fertility, adoption, abortion care, and more
26 Weeks Parental Leave: For both primary and secondary caregivers
Family & Compassionate Leave: Inclusive of domestic violence recovery
Unlimited Paid Time Off
Company-wide Week Off: Annual collective rest for the entire company

Fulltime

Manager – AI Infrastructure Operations

As a senior leader on our team, you will be responsible for the overall health, ...

Location

United States , Sunnyvale

Salary:

Not provided

Cerebras Systems

Expiration Date

Until further notice

Requirements

Technical Leadership: 15+ years of experience in managing and operating complex compute infrastructure, with a minimum of 5 years in a senior or leadership role
SRE and Operations Expertise: A strong background as a Site Reliability Engineer or in a similar role, with a proven track record of managing large-scale, mission-critical systems
Deep Systems Knowledge: Expert-level proficiency in Linux-based systems, Python scripting, and command-line tools for system administration and automation
Troubleshooting Acumen: Exceptional ability to lead and resolve complex technical challenges under pressure, especially during customer or engineering escalations
On-Call Leadership: Proven experience managing an on-call rotation and responding to 24/7 technical incidents
Communication: Excellent communication and leadership skills, with the ability to effectively mentor junior team members and communicate complex technical concepts to a diverse audience

Job Responsibility

Lead and Manage Infrastructure: Oversee the operation and reliability of our advanced AI compute infrastructure, defining strategy and setting a high bar for operational excellence
Drive Technical Ownership: Act as the primary owner for critical infrastructure systems, ensuring uptime, performance, and capacity are consistently optimized
Handle High-Stakes Escalations: Serve as the final point of contact for complex customer and engineering escalations, providing expert-level, hands-on support and driving issues to a rapid and complete resolution
Champion Reliability and Automation: Leverage your SRE experience to develop and implement robust monitoring, alerting, and automation solutions, reducing manual toil and preventing future issues
Collaborate and Strategize: Partner with cross-functional teams, including engineering and product, to align on long-term infrastructure strategy and support future AI initiatives
Innovate and Improve: Continuously evaluate and improve existing processes, tools, and technologies to enhance system reliability and operational efficiency

What we offer

Build a breakthrough AI platform beyond the constraints of the GPU
Publish and open source their cutting-edge AI research
Work on one of the fastest AI supercomputers in the world
Enjoy job stability with startup vitality
Our simple, non-corporate work culture that respects individual beliefs

Senior Platform Engineer

We’re looking for a Senior Engineer to join our Core Platform Service team, some...

Location

Germany , Berlin

Salary:

Not provided

Just Eat Takeaway.com

Expiration Date

Until further notice

Requirements

Solid understanding of Linux systems administration, networking (DNS, TLS/SSL, HTTP), and container fundamentals
Experience in designing multi-cluster EKS architectures or hybrid Kubernetes setups
Familiarity with RBAC design, OIDC authentication, and Vault secret injection into workloads
Experience designing distributed, event-driven systems and microservice architectures
Familiarity with SRE practices, monitoring, automation, release engineering, and incident response
Awareness of cloud security best practices and common threat mitigations
Proficiency with Terraform and Helm for infrastructure and application automation
Scripting or programming experience (Go preferred, Python or Bash also acceptable)

Job Responsibility

Design, deploy, and manage production workloads on AWS (Mainly Compute - EKS, EC2 , Lambdas)
Lead and operate EKS clusters across multiple environments, ensuring scalability, performance, and reliability
Implement and maintain automation, monitoring, and alerting using tools like Terraform, Grafana, Prometheus, and Datadog
Manage Linux-based infrastructure, including performance tuning, debugging, and kernel-level analysis
Roll out and standardize ArgoCD and Argo Workflows as part of our GitOps and automation strategy
Collaborate with development teams to design and operate microservices and event-driven architectures at scale
Troubleshoot incidents, drive root-cause analysis, and contribute to postmortems
Design, deploy, and manage HashiCorp Vault, implementing secret management, access policies, and integrations with workloads on EKS

Fulltime

Senior DevOps Engineer

To reinvent an industry, you need not only outstanding products but also world-c...

Location

Hungary , Budapest

Salary:

Not provided

Formlabs GmbH

Expiration Date

Until further notice

Requirements

BS degree in Computer Science, Engineering, or equivalent practical experience
5+ years of relevant experience in DevOps, Platform, or SRE roles supporting production SaaS systems
Hands-on expertise with: Linux systems administration and troubleshooting
Kubernetes
Cloud platforms (GCP, AWS)
Infrastructure as Code (Terraform, Helm, ArgoCD, etc.)
CI/CD tools (Jenkins, GitHub Actions, etc.)
Scripting in Bash, Python, or similar
Monitoring and observability systems (Prometheus, Grafana, Loki, Sentry, etc.)
Strong understanding of modern infrastructure security principles

Job Responsibility

Design, build, and operate reliable, secure, and scalable infrastructure to support the development, testing, and operation of Formlabs' software and services
Drive improvements in developer experience through better CI/CD pipelines, observability, and platform tooling
Take ownership of production systems with a proactive mindset towards monitoring, performance, and continuous improvement
Lead and contribute to architectural decisions that impact our infrastructure and how engineering teams interact with it
Mentor other engineers through technical guidance, code reviews, and knowledge sharing
Build and maintain Kubernetes-based platforms, cloud infrastructure (GCP, AWS), and automation tooling
Ensure that monitoring, logging, and alerting systems are robust, actionable, and scalable
Work cross-functionally with Software, Test, and Data teams to align platform improvements with organizational needs

What we offer

Shares in the company in the form of RSUs
Catered lunch at the office 3 days per week
Private health insurance with Medicover (Blue package + hospital coverage)
A monthly or quarterly public transportation pass for Budapest
Free beverages and snacks at the office
All You Can Move sports pass with 7000 HUF monthly allowance
Free 3D prints
An inclusive, dog-friendly office with diverse and inspiring colleagues
Development opportunities both in-house and off-site

Senior DevOps / Systems Engineer

We are seeking a talented DevOps / Systems Engineer to join our team. You'll own...

Location

Mexico

Salary:

Not provided

Tech Holding

Expiration Date

Until further notice

Requirements

5+ years of DevOps, Systems, or SRE experience
Strong experience with AWS (EC2, S3, RDS, VPC, IAM at minimum)
Experience with Docker and container orchestration
Experience building CI/CD pipelines (GitHub Actions, GitLab CI, or similar)
Experience with PostgreSQL administration (backups, monitoring, basic tuning)
Experience with Linux server administration
Understanding of networking and security fundamentals
Experience with infrastructure as code (Terraform, Pulumi, CloudFormation, or CDK)
Comfortable communicating in English (written and verbal async-first team)
Available to overlap 4+ hours with US Eastern time

Job Responsibility

Infrastructure (40%) Design and maintain AWS infrastructure
Manage containerized deployments (Docker, potentially ECS or Kubernetes)
Set up and maintain PostgreSQL and Redis
Configure networking, security groups, and access controls
Implement infrastructure as code (Terraform or Pulumi)
Manage secrets and environment configuration
CI/CD & Automation (30%) Build and maintain GitHub Actions pipelines
Automate testing, building, and deployment
Implement staging and production environments
Set up automated database migrations

What we offer

Fully remote engagement across MX
Opportunity to work on high-impact client systems with real operational ownership

Senior Site Reliability Engineer

SREs at Optimizely are focused on making us the most reliable, performant, and t...

Location

Vietnam , Hanoi

Salary:

Not provided

Optimizely

Expiration Date

Until further notice

Requirements

Strong experience in Linux Systems Administration in cloud or virtualized environments
Proficiency in infrastructure-as-code tools such as Terraform
Hands-on experience with configuration management tools like Ansible or SaltStack
Skilled in scripting and automation using Python and Bash
Experience deploying and maintaining services in public cloud environments (Azure, AWS, or GCP)
Solid understanding of observability tooling, especially Datadog, ELK Stack (Elasticsearch, Logstash, Kibana), or similar
Experience building and maintaining CI/CD pipelines (e.g., GitHub Actions, Azure DevOps, Octopus)
Familiarity with Kubernetes and Docker
production experience is a strong plus
Experience operating and scaling distributed systems across multiple regions

Job Responsibility

Champion a Site Reliability Engineering culture across the organization by sharing best practices, tools, documentation, and code
Identify and automate manual operational tasks using scripting, infrastructure-as-code, and CI/CD pipelines
Build and maintain observability (monitoring, logging, tracing) for all production systems to ensure reliability, availability, and performance
Proactively monitor alerts across all platforms and coordinate with SRE, Operations, Engineering, and Support teams to ensure quick detection and resolution of incidents—minimizing MTTA/MTTR
Lead and manage on-call rotations, driving a blameless incident management and postmortem culture
Collaborate with development teams to define and implement SLOs, SLIs, and error budgets
Ensure uptime SLAs are met through robust automation, testing, monitoring, and operational best practices
Create and maintain runbooks, playbooks, and system documentation to ensure operational readiness and knowledge sharing

Senior Linux Systems Administrator/ SRE

Keepit

Location:
Denmark , Copenhagen

Category:
IT - Administration

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Nice to have:

Additional Information:

Job Posted:
January 18, 2026

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