Linux Admin

Job Description – Linux Administrator

Role: Linux Administrator

Experience: 8+Years

Location: chennai

Required Skills

Experience with Linux servers in virtualized environmentsExperience installing| configuring| and maintaining services such as Bind| Apache| nginx| etc.Familiarity with the fundamentals of Linux scripting languagesAbility to build and monitor services on production serversExperience with virtualization technologies| such as Nutanix or VMWareProficient with network tools such as iptables| firewalld| netstat| Experience on SSSD service for domain joiningMaintain and monitor all patch releases and design various patch installation strategies and maintain all systems according to NIST standardization.Proficient with network tools such as iptables| Linux IPVS| HAProxy| etcMonitor everyday systems and evaluate availability of all server resources and perform all activities for Linux servers.Nutanix AHV Administration Basic Ansible Scripting

Desirable Skills:

Keyword:

• Skills: RedHat Linux

We are seeking a skilled System Administrator and DevOps Engineer to join AmpereHour Energy, where you will play a crucial role in making sure our software systems run without downtime and our infrastructure scales well. This position involves working on cloud and physical servers across multiple operating systems and fundamental understanding of computers and networking.

At AmpereHour Energy, we are dedicated to advancing sustainable energy solutions. Our team thrives on collaboration and innovation, driving impactful projects that contribute to a greener future. We value expertise and creativity, making it an exciting place for tech professionals to grow.

If you are interested in this opportunity and meet the qualifications outlined in the job description, we encourage you to apply and explore how you can contribute to our mission.

Job Overview

We are seeking a highly experienced Senior Linux Infrastructure Engineer with deep expertise in Linux administration, bare metal infrastructure, enterprise storage, and next-generation AI Factory / GPU infrastructure platforms. This role is focused on designing, deploying, operating, and troubleshooting large-scale Linux-based infrastructure that powers both traditional enterprise workloads and modern AI/ML environments.

This is not a DevOps-focused role. We already have a dedicated DevOps team and are looking for an engineer with extensive hands-on experience in Bare Metal as a Service (BMaaS), GPU infrastructure, high-performance storage, data center operations, and enterprise Linux platforms.

The ideal candidate will have experience building and managing infrastructure from the hardware layer up, including servers, networking, storage, GPU clusters, and AI-ready platforms. They should be comfortable working with high-performance computing (HPC), AI Factory environments, and large-scale Linux deployments where performance, reliability, and operational excellence are critical.

Key Responsibilities & Required Skills

Linux & Bare Metal Infrastructure

• Expert-level Linux administration (Ubuntu required; Red Hat and SUSE preferred)
• Deep expertise in bare metal server deployment, architecture, provisioning, and lifecycle management
• Experience operating Bare Metal as a Service (BMaaS) platforms and large-scale infrastructure environments
• Strong understanding of server hardware, including:
• BIOS/UEFI
• RAID controllers
• Firmware management
• iLO/iDRAC/IPMI
• NICs and SmartNICs
• HBA cards
• Hardware diagnostics and troubleshooting
• Experience designing, implementing, and supporting enterprise Linux infrastructure at scale

AI Factory & GPU Infrastructure

• Experience deploying and managing GPU-accelerated infrastructure for AI/ML workloads
• Understanding of NVIDIA GPU technologies including:
• A100, H100, H200, B200, or equivalent GPU platforms
• NVIDIA DGX and OEM GPU servers
• GPU provisioning and lifecycle management
• GPU monitoring and performance optimization
• Knowledge of AI Factory architecture and infrastructure requirements
• Experience supporting GPU clusters, AI training environments, and high-performance computing (HPC) workloads
• Understanding of:
• GPU resource allocation and scheduling
• Multi-GPU systems
• GPU networking requirements
• High-bandwidth, low-latency infrastructure design
• Familiarity with NVIDIA ecosystem technologies such as:
• CUDA
• NCCL
• GPUDirect Storage
• NVIDIA Fabric Manager
• NVIDIA Base Command (preferred)

Enterprise Storage & Data Platforms

• Advanced Linux storage administration:
• LVM
• XFS, EXT4
• NFS
• iSCSI
• Fibre Channel SAN
• Multipath I/O
• Strong hands-on experience with Ceph, including:
• Cluster architecture
• MON, OSD, MDS
• RBD, CephFS, RGW
• Capacity planning
• Performance tuning
• Failure recovery
• Experience with high-performance AI storage platforms such as:
• WEKA
• VAST Data
• Dell PowerScale
• Pure Storage FlashBlade
• NetApp
• Understanding of:
• NVMe-over-Fabrics (NVMe-oF)
• RDMA
• GPUDirect Storage
• Parallel file systems
• AI data pipelines

Networking & Infrastructure

• Strong networking knowledge:
• Bonding
• VLANs
• Routing
• MTU optimization
• DNS
• DHCP
• Experience with high-performance data center networking:
• 100G/200G/400G Ethernet
• RoCE
• RDMA
• Spine-Leaf architectures
• Familiarity with NVIDIA Spectrum-X, Mellanox/NVIDIA ConnectX adapters, or equivalent technologies
• Strong understanding of Layer 2 and Layer 3 infrastructure design and troubleshooting

Operations & Reliability

• Experience with high availability, clustering, and disaster recovery
• Strong troubleshooting skills across:
• Linux operating systems
• Hardware platforms
• GPU infrastructure
• Networking
• Enterprise storage
• Experience supporting mission-critical production environments
• Bash and Python scripting for automation and operational efficiency
• Experience creating operational documentation, runbooks, and infrastructure standards

Nice to Have

• Kubernetes infrastructure (especially AI/ML and GPU integration)
• KVM, VMware, OpenShift Virtualization, or similar virtualization platforms
• Ansible automation
• NVIDIA Base Command Manager
• Slurm or HPC workload schedulers
• Observability and monitoring platforms (Prometheus, Grafana, OpenTelemetry)
• Data Center Infrastructure Management (DCIM) tools
• IPAM solutions
• AWS, Azure, or hybrid cloud exposure

Senior System Administrator

Location: Chennai

Experience: 10+ Years

Job Summary

We are looking for a skilled Senior System Administrator to manage and maintain enterprise infrastructure across Windows Server, VMware virtualization, and enterprise storage environments. The role will be responsible for ensuring high availability, performance, security, and reliability of IT infrastructure supporting business operations.

Key Responsibilities

Windows Server Administration

• Install, configure, maintain and troubleshoot Windows Server environments.
• Administer Active Directory, Group Policy, DNS, DHCP and File Services.
• Resolve server-related incidents and access issues.

VMware Administration

• Manage VMware vSphere, ESXi and vCenter environments.
• Perform VM migrations using vMotion.
• Manage snapshots and optimize VM resources.

Storage Administration

• Manage enterprise SAN/NAS storage environments.
• Work with storage platforms such as Dell EMC, NetApp, HPE or equivalent.
• Configure and manage LUNs, RAID, storage allocation and replication.
• Monitor storage performance and capacity.
• Support storage integration with backup environments.

Compliance & IT Operations

• Ensure infrastructure adherence to IT security policies and organizational standards.
• Support internal/external audits and compliance requirements, including ISO/SOX where applicable.
• Maintain infrastructure documentation, configurations and change records.
• Ensure patch compliance and vulnerability remediation.
• Support IT governance and implementation of standard operating procedures.

Required Skills

• Strong hands-on experience in Windows Server Administration.
• Good experience with Active Directory, Group Policy, DNS and DHCP.
• Hands-on experience with VMware vSphere, ESXi and vCenter.
• Practical knowledge of vMotion, VM snapshots and resource management.
• Experience with SAN/NAS storage administration.
• Knowledge of LUN, RAID, storage allocation and replication.
• Experience with infrastructure patching and vulnerability remediation.
• Good troubleshooting and incident-resolution skills.
• Good communication and documentation skills.
• Exposure to Linux administration.

Education & Experience

• Bachelor's degree in Computer Science, Information Technology, Electronics or related field; B.Tech/B.E/BCA/MCA or equivalent preferred.
• 10+ years of relevant infrastructure/system administration experience.

Good to Have

• Microsoft MCSA / MCSE / AZ-800 / AZ-801
• VMware VCP – Data Center Virtualization
• Dell EMC / NetApp / HPE Storage certifications
• ITIL Foundation

Key Technologies

Windows Server | Active Directory | GPO | DNS | DHCP | VMware | ESXi | vCenter | vSphere | vMotion | SAN | NAS | Dell EMC | NetApp | HPE Storage | LUN | RAID | Replication | Linux | Patch Management | Vulnerability Management

Job Description

Position Title: System Administrator

Employment Type: Full-Time, Permanent

Department: Research and Development

Reports To: R&D Manager, India Development Centre

Work from Office; No Remote; No Hybrid

About the Company

We are a software product and solutions company that builds mission-critical platforms used in regulated industries such as life sciences, biotech research, public health, and government compliance. Our systems are used to manage workflows, audits, research approvals, data security, compliance, and more—helping institutions reduce risk, increase transparency, and advance human well-being.

Our product line includes dynamic form engines, workflow automation, rules engines, analytics, AI/ML integrations, and user-centric digital tools for a global customer base.

Job Summary

We are looking for a skilled Windows & Linux System Administrator / Desktop Engineer responsible for managing, maintaining, monitoring, and troubleshooting the organization's IT infrastructure, including Windows and Linux servers, desktops, laptops, networks, applications, and end-user systems.

The role requires a combination of system administration, desktop support, troubleshooting, security, user management, and infrastructure monitoring. The candidate should be comfortable working independently, resolving technical issues, and providing timely support to employees.

Key Responsibilities

• Install, configure, maintain, and troubleshoot Windows and Linux servers.
• Manage Active Directory, DNS, DHCP, Group Policies, users, and access permissions.
• Perform server monitoring, patching, updates, backup checks, and basic security administration.
• Provide desktop and laptop support, including OS, software, hardware, printer, email, VPN, and connectivity troubleshooting.
• Troubleshoot basic LAN, Wi-Fi, TCP/IP, DNS, and VPN issues.
• Manage employee IT setup, onboarding/offboarding, and IT asset allocation.
• Monitor antivirus/endpoint security and ensure systems are updated and secure.
• Maintain IT inventory, system documentation, and helpdesk/ticket records.
• Coordinate with vendors and escalate infrastructure issues when required.
• Support virtualization, cloud, backup, and disaster-recovery activities as needed.

Required Skills

• Windows 10/11, Windows Server, Active Directory, DNS, DHCP, Group Policy
• Linux (Ubuntu/RHEL/CentOS) and basic Shell scripting
• Desktop/laptop hardware and software troubleshooting
• Basic networking: TCP/IP, LAN, Wi-Fi, VPN
• Backup, patch management, antivirus, and system monitoring
• Good troubleshooting, communication, and documentation skills
• Qualification
• Bachelor's degree/Diploma in Computer Science, IT, Electronics, or a related field.
• Preferred
• Exposure to VMware/Hyper-V, AWS/Azure, PowerShell/Bash, and IT helpdesk/ticketing tools.

Job Summary

We are looking for an experienced AWS Cloud Engineer with strong expertise in AWS infrastructure, deployment, migration, and cloud operations. The candidate should have hands-on experience managing AWS services such as EC2, EBS, S3, EFS, and FSx, along with infrastructure provisioning, migration, troubleshooting, and optimization.

Key Responsibilities

• Design, deploy, configure, and manage AWS infrastructure environments.
• Perform application and infrastructure migration to AWS.
• Provision and manage EC2 instances, including configuration, scaling, patching, and troubleshooting.
• Manage EBS volumes, snapshots, backups, and storage performance.
• Configure and administer S3 buckets, storage policies, lifecycle management, and access controls.
• Manage EFS for scalable shared file storage.
• Implement and manage Amazon FSx file systems based on application requirements.
• Monitor AWS infrastructure performance, availability, and capacity.
• Troubleshoot infrastructure, networking, storage, and deployment-related issues.
• Implement security best practices including IAM, security groups, encryption, and access controls.
• Support backup, disaster recovery, high availability, and business continuity requirements.
• Optimize AWS resources for performance, scalability, reliability, and cost.

Mandatory Skills

• Strong hands-on experience in AWS Cloud Infrastructure.
• Expertise in EC2, EBS, S3, EFS, and FSx.
• Experience in AWS deployment and migration projects.
• Strong knowledge of AWS networking concepts such as VPC, Subnets, Route Tables, Security Groups, and Load Balancers.
• Experience with IAM and AWS security best practices.
• Good knowledge of AWS monitoring and troubleshooting.
• Experience with cloud infrastructure automation using Terraform or CloudFormation is preferred.
• Strong Linux administration and troubleshooting skills.
• Good understanding of backup, disaster recovery, and high-availability concepts

Azure AD + Windows & SQL Administrator

Location: Faridabad, Haryana

Experience: 8+ Years

Employment Type: Full-time

Role Overview

We are looking for an experienced Azure AD / Microsoft Entra ID + Windows & SQL Administrator with 8+ years of hands-on experience in managing enterprise infrastructure and hybrid Microsoft environments.

The candidate will be responsible for administration, troubleshooting, security, monitoring, backup, patching, and maintenance of Azure AD/Entra ID, Active Directory, Windows Server, and Microsoft SQL Server environments.

Required Skills

• Strong hands-on experience with Microsoft Azure AD / Entra ID.
• Strong knowledge of Active Directory and Azure AD Connect / Entra Connect.
• Extensive experience in Windows Server Administration – 2016/2019/2022.
• Strong experience with Microsoft SQL Server Administration.
• Hands-on experience with SQL Backup, Restore, Patching, and Performance Tuning.
• Good knowledge of DNS, DHCP, and Group Policy (GPO).
• Strong PowerShell scripting and automation skills.
• Experience working with Hybrid Identity and Azure Infrastructure.
• Strong troubleshooting and problem-solving skills.
• Ability to work in an enterprise/global infrastructure environment.

Cloud Infrastructure Engineer – BANG | 10+ Years

Location: Bangalore

Experience: 10+ Years

Job Description:

• Design, implement, and manage cloud infrastructure across AWS/Azure/GCP environments.
• Strong experience in cloud architecture, compute, storage, networking, and security.
• Manage VMs, VPC/VNet, load balancers, DNS, DHCP, firewalls, and IAM.
• Hands-on experience with Windows/Linux servers, VMware, virtualization, and infrastructure operations.
• Automate infrastructure provisioning and configuration using Terraform, Ansible, or similar tools.
• Monitor infrastructure performance, availability, and capacity using tools such as Grafana, Prometheus, or CloudWatch/Azure Monitor.
• Handle incident management, troubleshooting, disaster recovery, backup, and high-availability requirements.
• Work with cross-functional teams to support cloud migration, infrastructure upgrades, and production environments.
• Ensure infrastructure follows security, compliance, and operational best practices.

Must-Have Skills:

Cloud Infrastructure | AWS/Azure/GCP | Networking | Linux/Windows | VMware | Terraform | Ansible | DNS/DHCP | IAM | Monitoring | Backup & DR

Job Description:

Pre-requisite skills required for a DevOps Engineer role include:

• 6+yrs exp in DevOps
• Experience working on Linux based infrastructure
• knowledge in AWS, docker, CI/CD tools
• Hands on exp in Python/shell scripting language
• hands on exp in AWS and Azure
• Work exp in Docker, Terraform, Ansible, Kubernetes, LINUX
• Excellent understanding of Ruby, Python, Perl, and Java
• Configuration and managing databases such as MySQL, Mongo
• Excellent troubleshooting
• Working knowledge of various tools, open-source technologies, and cloud services

• Linux troubleshooting
• Hands-on AWS
• Production/Application Support
• Bash/Shell/Python
• Monitoring/log analysis
• Incident resolution
• Application deployment/support
• Basic networking and database knowledge
• Production/batch support exposure
• Willingness for rotational weekend/critical production support