Linux & Proxmox Engineer Job at UltaHost

Senior Data Center Linux Engineer

You will be part of a dynamic technical team responsible for designing, building...

Location

United States

Salary:

150000.00 USD / Year

Corporate Tools

Expiration Date

Until further notice

Requirements

Bachelor's Degree in Engineering or related field or related work experience
5+ years of experience in Linux server design and administration
5+ year of experience in Networking
Experience of networking services consisting of Virtual and Physical network functions
Professional experience with BGP, VXLAN and other WAN technologies
Experience with Identity Management tools, i.e., FreeIPA, Keycloak
Proven experience in designing virtualized compute environments, i.e, Kubernettes, Docker, LXC, KVM
Knowledge of Proxmox, KVM, Nginx, Apache, Exim and Postfix
Hands-on experience in one or more of the following: Linux scripting, Firewall, DNS
Programming aptitude in one or more of the following: Python, Java, GO, Ruby, PHP

Job Responsibility

Manage, configure, and maintain Linux servers
Troubleshoot performance issues, hardware failures, and software bugs
Develop automation scripts
Ensure secure system configurations
Deploy and maintain containerized applications
Participate in the overall design, deployment and feature roadmap for the architecture of our network and systems environment
Work with other engineers to deliver performance and service standards and capacity planning models

What we offer

100% employer-paid medical, dental and vision for employees
Annual review with raise option
22 days Paid Time Off accrued annually, and 4 holidays
After 3 years, PTO increases to 29 days. Employees transition to flexible time off after 5 years with the company—not accrued, not capped, take time off when you want
The 4 holidays are: New Year’s Day, Fourth of July, Thanksgiving, and Christmas Day
Paid Parental Leave
Up to 6% company matching 401(k) with no vesting period
Quarterly allowance
Use to make your remote work set up more comfortable, for continuing education classes, a plant for your desk, coffee for your coworker, a massage for yourself... really, whatever
Open concept office with friendly coworkers

Fulltime

Senior DevOps Engineer

Corporate Tools is seeking a DevOps Engineer with deep expertise in virtualizati...

Location

Salary:

175000.00 USD / Year

Corporate Tools

Expiration Date

Until further notice

Requirements

4+ years of experience in DevOps, Infrastructure, or Linux Systems Engineering roles
Strong background in Linux systems administration and troubleshooting (RHEL, CentOS, Ubuntu, or similar)
Deep hands-on experience with Proxmox or another enterprise virtualization platform (e.g., VMware vSphere, KVM, Xen)
Proficiency with infrastructure-as-code tools (Terraform, Ansible, or similar)
Comfortable working with container technologies such as Docker or Podman
Experience with CI/CD tooling (e.g., GitLab CI, Jenkins, Drone)
Strong scripting skills (Bash, Python, or Ruby)
Solid understanding of networking concepts and best practices in on-prem environments
Familiarity with managing physical infrastructure remotely (e.g., IPMI, iDRAC, iLO)
Experience managing on-prem Kubernetes clusters (or hybrid deployments)

Job Responsibility

Design, implement, and manage on-premise infrastructure to support scalable and reliable applications
Perform capacity planning and scalability assessments to ensure infrastructure growth meets business requirements
Collaborate with software development teams to implement best practices for deployment and infrastructure management
Coordinate with IT and Network teams to ensure proper infrastructure setup, connectivity, and integration with other systems
Design and implement Continuous Integration (CI) and Continuous Deployment (CD) pipelines for on-prem applications
Ensure seamless integration between development, QA, and production environments
Continuously monitor and improve the performance of on-prem systems and applications
Research, evaluate, and integrate new technologies to enhance the functionality and performance of on-prem infrastructure

What we offer

100% employer-paid medical, dental and vision for employees
Annual review with raise option
22 days Paid Time Off accrued annually, and 4 holidays
After 3 years, PTO increases to 29 days. Employees transition to flexible time off after 5 years with the company—not accrued, not capped, take time off when you want
The 4 holidays are: New Year’s Day, Fourth of July, Thanksgiving, and Christmas Day
Paid Parental Leave
Up to 6% company matching 401(k) with no vesting period
Quarterly allowance
Use to make your remote work set up more comfortable, for continuing education classes, a plant for your desk, coffee for your coworker, a massage for yourself... really, whatever
Open concept office with friendly coworkers

Fulltime

Sr. System Engineer

Hewlett Packard Enterprise is the global edge-to-cloud company advancing the way...

Location

United States

Salary:

89400.00 - 206500.00 USD / Year

Hewlett Packard Enterprise

Expiration Date

Until further notice

Requirements

Master’s degree in computer science, or equivalent experience in a related field
7+ years of System and Cloud Administrator role
Experience leading and managing projects
Experience administering Windows AD, LDAP, and Domain Servers
Experience with mixed operating systems: mainly Linux and some Windows
Experience with Configuration Management and automation tools like Ansible, Chef, or Puppet
Experience with Virtualization (VMWare) and Storage Systems (NetApp, Nimble, Pure, etc.)
Project management
Experience in Hypervisors other than VMware. Ex. Proxmox , RHEL openshift
Knowledge of servers, storage, HCI, and FC switch configuration

Job Responsibility

Work closely with the business leaders to develop and implement project plans, risk assessments, capacity growth, and contingency plans
Remediate the Security Vulnerabilities for the systems
Supporting Windows and Linux Server Environments, including rack and stack the hardware
Active directory maintenance and monitoring as needed
Install, configure, test, and maintain operating systems, application software, and system management tools
monitor, and manage them
Proactively ensure the highest levels of systems and infrastructure availability
Monitor and test application performance for potential bottlenecks, identify possible solutions, and work with developers to implement those fixes
Maintain security, backup, and redundancy strategies
Document and automate the processes

What we offer

Health & Wellbeing
Personal & Professional Development
Unconditional Inclusion

Fulltime

Senior Infrastructure Engineer – Hosting

As a Senior Infrastructure Engineer – Hosting you will be responsible for the de...

Location

United States

Salary:

150000.00 USD / Year

Corporate Tools

Expiration Date

Until further notice

Requirements

3-5 years of experience in Linux system administration, virtualization, and cloud infrastructure
Experience with Proxmox or other hypervisors (VMware, KVM, Xen, Hyper-V)
Experience with Ceph or SAN storage solutions for virtualization
Ability to manage kernel tuning, system performance, and process optimization
Hands-on experience with Ceph storage, ZFS, iSCSI, NFS, RAID, and SAN architectures
Understanding of storage performance metrics (IOPS, throughput, latency)
Ability to work on projects solo or with a team
Love for learning and improving code
Strong communication and collaboration skills
Experience with WordPress hosting, database replication, and caching techniques

Job Responsibility

Develop and design robust and scalable hardware solutions
Take ownership of projects from conception to deployment, ensuring timely delivery and meeting the specified requirements
Work closely with cross-functional teams, including IT, product management, and other software teams, to ensure seamless integration and alignment with business objectives
Deploy, configure, and maintain Proxmox VE clusters for virtualization or other hypervisors
Implement high-availability (HA) and failover solutions for virtual machines
Manage resource allocation (CPU, memory, disk, network) to optimize performance for hosted applications
Automate VM deployment and configuration using Ansible, Terraform, or SaltStack
Maintain backups and disaster recovery plans for virtualized environments
Design and manage Ceph clusters or SAN storage (iSCSI, NFS, ZFS, etc.) for high-performance, redundant storage
Monitor and optimize storage performance, including IOPS, latency, and throughput

What we offer

100% employer-paid medical, dental and vision for employees
Annual review with raise option
22 days Paid Time Off accrued annually, and 4 holidays
After 3 years, PTO increases to 29 days. Employees transition to flexible time off after 5 years with the company—not accrued, not capped, take time off when you want
The 4 holidays are: New Year’s Day, Fourth of July, Thanksgiving, and Christmas Day
Paid Parental Leave
Up to 6% company matching 401(k) with no vesting period
Quarterly allowance
Use to make your remote work set up more comfortable, for continuing education classes, a plant for your desk, coffee for your coworker, a massage for yourself... really, whatever
Open concept office with friendly coworkers

Fulltime

Staff Infrastructure System Engineer

Staff Infrastructure System Engineer role at Ledger, focused on designing, confi...

Location

France , Paris

Salary:

Not provided

Ledger

Expiration Date

Until further notice

Requirements

At least 10 years of experience in Linux system administration and management in a high availability environment
Experience with virtualization and containerization environments (K8s, Docker, Proxmox)
Hands-on experience with configuration management tools such as Ansible and Infrastructure-as-code solutions such as SaltStack or Terraform
Working knowledge of system monitoring tools- especially Prometheus
Knowledge of encryption and PKI technologies
Highly motivated and self-driven
Proven level of autonomy
Ability to communicate, convince, explain, and justify choices
Honest and realistic
Creative problem solving and solutions assessment skills with an ability to identify develop and implement solutions to meet the needs of the business

Job Responsibility

Design, configuration and administration of systems infrastructure including core services, internal tools, monitoring solutions and bare metal servers
Researching, piloting, integrating, and implementing new technologies and infrastructure solutions
Supporting and contributing to the delivery of source code version management, continuous integration tools, and package management solutions
Accurately sizing and forecasting systems work packages within the infrastructure domain
Act as point of escalation for the design or setup of any systems delivery
Monitoring, optimizing and troubleshooting, diagnosing and resolving hardware or software incidents and problems
Protecting data, software, and hardware by coordinating, planning and implementing security measures
Configuration, monitoring and maintenance of backup and replication routines and organizing disaster recovery readiness
Ensure documentation of Ledger's infrastructure systems is up to date

What we offer

Flexible work options - work from home up to 3 times per week
Health & Wellness support - Health and Life Insurance
Financial growth opportunities - employees can become shareholders in Ledger
Commuter allowance - contribution to preferred means of transportation
Learning & Development - comprehensive suite of training solutions providing personalised learning experience

Fulltime

Network and System Engineer

We are seeking a talented Network and System Engineer to join our team. The idea...

Location

United Kingdom , London

Salary:

Not provided

AWTG

Expiration Date

Until further notice

Requirements

Bachelor’s or Master’s degree in Computer Science, Information Technology, or a related field (or equivalent experience)
Proven experience as an IT and Network Engineer or similar role, with a focus on IT infrastructure and network administration
Strong knowledge of networking protocols (TCP/IP, DNS, DHCP, VPNs), firewall management, and IT security practices
Experience with network monitoring solutions (PRTG, SolarWinds, Zabbix) and virtualization technologies (ESXi, KVM, Hyper-V)
Experience with Microsoft 365, including administration and troubleshooting of Exchange Online, SharePoint, Teams, and OneDrive
Proficiency with Azure services, including Azure Active Directory (AAD), Virtual Machines, Networking, and Security management
Experience in cloud solutions like Microsoft Azure, AWS, or Google Cloud
Familiarity with Identity and Access Management (IAM) tools such as Azure Entra ID, Active Directory, and LDAP
Knowledge of endpoint management using tools like Microsoft Intune or SCCM
Ability to apply backup and recovery solutions such as Veeam or Acronis

Job Responsibility

Designing, implementing, and maintaining the company’s IT infrastructure, including networks, servers, and hardware, ensuring system reliability, scalability, and performance
Install, configure, and manage Linux operating systems (e.g., Ubuntu, CentOS, RHEL). Apply patches, updates, and kernel upgrades, including iDRAC firmware updates. Implement security hardening measures to protect Linux systems against threats
Deploy and configure network interfaces, firewalls (e.g., iptables, firewalld), and VPNs. Administer storage solutions such as RAID configurations, LVM, and NFS. Set up backup and recovery systems using tools like Veeam
Perform server rack-and-stack installations. Configure and manage virtualization technologies, including VMware, KVM, and Proxmox. Troubleshoot and resolve hardware and software issues and recommend system upgrades or enhancements
Providing day-to-day support by diagnosing and resolving hardware, software, and network issues, ensuring minimal downtime and optimal productivity for all users
Ensuring the security of the organization’s network and systems by implementing and maintaining firewalls, VPNs, and security protocols, as well as performing regular security assessments and updates
Manage the onboarding process by configuring and provisioning hardware, and ensuring proper user account setup and access control
Ensure timely compliance of IT and network operations with industry standards and regulations, including ISO27001, CE, CE+, ISO20000, and others
Facilitate knowledge-sharing and conduct security awareness training to strengthen cybersecurity practices across the organization
Support quarterly IT inventory assessments and represent IT in cross-functional projects to align technology with organizational goals

Fulltime

New

Senior Systems Engineer

We're looking for a Senior Systems Engineer who will own the compute, storage, a...

Location

Kenya , Nairobi, Mombasa

Salary:

Not provided

Talent Safari

Expiration Date

Until further notice

Requirements

5+ years in systems engineering or infrastructure roles
Strong Linux administration (we run Debian/Ubuntu)
Kubernetes administration—deploying, scaling, and troubleshooting clusters
Deep experience with PostgreSQL and/or MySQL—query optimization, replication, clustering, backup strategies
Virtualization and bare-metal provisioning at scale
Proficiency with network troubleshooting (tcpdump, Wireshark)
Infrastructure-as-code experience (Ansible, Terraform, or similar)
Scripting in Python or Bash

Job Responsibility

Design and deploy virtualization platforms (Proxmox, KVM) across distributed PoPs
Manage Kubernetes clusters for platform services and microservices deployments
Architect storage systems (Ceph, ZFS, TrueNAS) for network telemetry, logs, and operational data
Build and maintain AAA infrastructure (FreeRADIUS backed by Percona MySQL cluster) supporting thousands of concurrent subscribers
Implement core services: DNS, NTP, syslog, DHCP, IPAM
Deploy and optimize time-series databases (TimescaleDB, InfluxDB) for network metrics at scale
Design data pipelines that feed AI/ML models for network automation
Implement backup, replication, and disaster recovery strategies
Design unified data architectures that bridge physical infrastructure (fiber, devices, PoPs), logical network state (IP allocations, routing, VLANs), and operational telemetry into coherent, queryable systems
Build data pipelines that correlate network events with billing and SLA compensation workflows

What we offer

Competitive salary
Equity in a mission-driven, investor-backed company
Private health and wellness benefits
High ownership and direct impact on how millions connect to the internet

Fulltime

Senior DevOps Engineer

Exasol’s Analytics Engine accelerates insights from the world’s data. It is purp...

Location

India , Chennai

Salary:

Not provided

Exasol

Expiration Date

Until further notice

Requirements

8+ years of experience as a DevOps Engineer, preferably in product engineering
Expert-level proficiency with Linux (preferably Rocky/CentOS/Ubuntu)
Strong experience in Python, Bash, and automation
Hands-on experience with: AWS services, Kubernetes, Terraform/Ansible, CI/CD tooling, monitoring/observability stacks
Experience working in complex multi-environment (on-prem + cloud) infrastructure
Experience with build system redesign and optimization
Ability to work independently and implement design solutions provided

Job Responsibility

Infrastructure & Platform Engineering: Implement, and manage AWS cloud infrastructure using: EC2, VPC, IAM, S3, RDS, CloudWatch, EKS/ECS, Lambda, Route53, ALB/NLB
Understand and troubleshoot issues in on-prem infrastructure, including: Proxmox, bare-metal provisioning, networking, and storage systems
Build and maintain Infrastructure as Code (IaC) using: Terraform, CloudFormation
Configuration Management & Automation: Implement and maintain config management using: Ansible (preferred), Chef, or Puppet
Write automation and tooling in Python, Bash, and other scripting languages
Develop reusable modules, playbooks, and internal automation frameworks
CI/CD & Build Engineering: Own, optimize CI/CD pipelines using: GitHub Actions, Github workflows, Jenkins, ArgoCD
Improve build systems, artifact packaging, and deployment workflows
Containerization & Orchestration: Build and manage containerized environments using: Docker, Podman, Kubernetes, Helm, Kustomize
Observability, Monitoring & Incident Management: Set up and maintain monitoring, logging, and alerting using: Prometheus/Alloy, Grafana (preferred) and/or ELK/Opensearch, Loki, CloudWatch, Datadog, New Relic, Splunk

What we offer

Monthly home office allowance
volunteering options
floating days
secure pension plans (location-dependent)
adaptable hours
remote options
workcations
comprehensive onboarding
fun team events
commitment to diversity and sustainability

Linux & Proxmox Engineer

UltaHost

Location:

Category:
IT - Administration

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:
February 24, 2026

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