Linux Engineer (L3)

Job Title: Linux Vulnerability & Remediation Engineer

Location: Bangalore

Experience: 4–6 Years

Job Summary

We are looking for a Linux Vulnerability & Remediation Engineer with hands-on experience in securing and maintaining Linux environments. The ideal candidate should have expertise in vulnerability assessment, patch management, Linux administration, and automation.

Key Skills

• Strong experience with RHEL 7 & RHEL 9
• Linux Vulnerability Management & Remediation
• Linux Administration and Troubleshooting
• RPM/YUM package management
• CI/CD and automation (Shell scripting/Ansible preferred)

Responsibilities

• Identify and remediate Linux security vulnerabilities.
• Apply security patches and perform system updates.
• Troubleshoot Linux server issues and ensure system stability.
• Collaborate with security and infrastructure teams to maintain compliance.
• Automate routine administration and remediation tasks.

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

About the Role

We are looking for a proactive and detail-oriented Senior Site Reliability Engineer (SRE) to ensure the reliability, performance, and availability of our applications. The role involves monitoring production systems, troubleshooting issues, and collaborating with cross-functional teams to drive faster resolution and continuous improvement. You will play a key role in maintaining system stability and enhancing observability across our microservices-based platform.

Key Responsibilities

• Handle MFS application issues by investigating, troubleshooting, and escalating to engineering teams when needed
• Perform initial root cause analysis (RCA) and support resolution of recurring or moderately complex issues
• Ensure timely incident resolution in line with SLAs, including proper documentation of fixes and workarounds
• Identify and analyze system bottlenecks, and assist in deploying fixes via change management processes
• Collaborate with cross-functional teams (Development, SRE/DevOps, QA, Business) to resolve incidents and improve systems
• Use observability tools (Grafana, Loki, ELK) to monitor system health, availability, performance, and resiliency
• Participate in incident/severity calls, ensuring clear communication and coordination
• Develop and maintain knowledge bases, SOPs, and runbooks for standardized operations and troubleshooting

Required Skills & Experience

• Strong understanding of Linux/Unix systems for application support
• Hands-on experience troubleshooting applications in staging and production environments
• Ability to monitor system performance and identify root causes using logs and metrics
• Experience working with Kubernetes and microservices-based architectures
• Proficiency in observability and monitoring tools such as Grafana, Loki, and ELK (Elasticsearch, Logstash, Kibana)
• Familiarity with CI/CD practices and tools (e.g., Jenkins, GitOps)
• Experience in API testing and validation using tools like Postman and Swagger/OpenAPI
• Hands-on experience with PostgreSQL and MongoDB for troubleshooting and ad-hoc reporting
• Experience with ticketing and documentation tools such as Jira and Confluence
• Minimum 4+ years of experience in application support or reliability engineering

Education & Certifications

• Bachelor's degree in Computer Science, Information Technology, or a related field
• Relevant certifications (Cloud, Kubernetes, Microservices) are a plus

Work Schedule

• Willingness to work in a 24x7 environment, including weekends and on-call rotations

A Senior Cybersecurity Engineer is responsible for safeguarding an organization’s IT infrastructure, applications, and data against cyber threats. With 5–10 years of experience, the role demands expertise in designing, implementing, and managing advanced security solutions, conducting risk assessments, and responding to incidents. Senior Engineers also mentor junior staff and contribute to strategic security planning.

Key Responsibilities

• Design, implement, and manage enterprise-level security solutions (firewalls, IDS/IPS, SIEM, endpoint protection).
• Conduct vulnerability assessments, penetration testing, and risk analysis.
• Monitor and respond to security incidents, ensuring timely resolution and documentation.
• Develop and enforce security policies, standards, and compliance frameworks (ISO 27001, NIST, GDPR).
• Collaborate with IT and business teams to integrate security into system architecture and processes.
• Lead incident response drills and disaster recovery planning.
• Provide guidance and mentorship to junior cybersecurity staff.
• Stay updated on emerging threats, tools, and technologies.

Qualifications

• Bachelor’s or Master’s degree in Computer Science, Information Security, or related field.
• 5–10 years of proven experience in cybersecurity engineering or related roles.
• Strong knowledge of network security, cloud security (AWS, Azure, GCP), and endpoint protection.
• Hands-on experience with SIEM tools (Splunk, QRadar, ArcSight), firewalls, and intrusion detection/prevention systems.
• Certifications such as CISSP, CISM, CEH, or OSCP are highly desirable.

Skills

• Advanced problem-solving and analytical skills.
• Strong communication and leadership abilities.
• Ability to manage complex projects and handle escalations effectively.
• Proactive mindset with adaptability to evolving cyber threats.

• 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

We are looking for an experienced Application Support Engineer with strong expertise in Linux/Unix, Networking, Routing, Load Balancing, and Production Support. The ideal candidate should have hands-on experience troubleshooting application and infrastructure issues using enterprise monitoring and observability tools such as Splunk, Grafana, and AppDynamics.

Key Responsibilities

• Provide L2/L3 production support for enterprise applications and infrastructure.
• Troubleshoot application, Linux/Unix, network, routing, and connectivity-related issues.
• Monitor application and infrastructure health using Splunk, Grafana, and AppDynamics.
• Analyze alerts, logs, performance metrics, and system behavior to identify issues.
• Troubleshoot routing, load balancing, connectivity, and network-related problems.
• Perform incident investigation, troubleshooting, and root cause analysis.
• Coordinate with Network, Infrastructure, Application, and other technical teams for issue resolution.
• Handle production incidents and ensure timely resolution within defined SLAs.
• Participate in problem management and identify recurring issues.
• Perform application health checks and proactively identify potential failures.
• Maintain troubleshooting guides, runbooks, and operational documentation.
• Support planned changes, deployments, and maintenance activities.

Must-Have Skills

Application Support

Linux / Unix

Networking

Routing

Load Balancing

Splunk

Grafana

AppDynamics

Production Support

Incident Management

Troubleshooting

Required Skills & Tools

• 4–6 years of experience in Application / Production Support.
• Strong hands-on experience with Linux/Unix administration and troubleshooting.
• Good understanding of TCP/IP, networking, routing, and connectivity concepts.
• Practical experience troubleshooting load balancing issues.
• Hands-on experience with monitoring and observability tools such as Splunk, Grafana, or AppDynamics.
• Strong log analysis and troubleshooting skills.
• Experience handling production incidents and working within SLA-driven environments.
• Strong communication and coordination skills.

Preferred Experience

• Exposure to ITIL processes including Incident, Problem, and Change Management.
• Experience with scripting/automation using Shell or Python.
• Exposure to cloud environments is an added advantage.
• Experience supporting enterprise-scale applications and infrastructure.

Key Competencies

• Strong analytical and troubleshooting skills.
• Ability to work under pressure during critical production incidents.
• Strong ownership and accountability.
• Excellent communication and stakeholder management.
• Ability to work collaboratively with global technical teams.

Qualifications

Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related discipline.

Hiring Platform Engineer

Exp: 6 -- 10 yrs

Edu : BE/B.tech/MCA

Work Location : Pune

Skills :

Platform monitoring ,Incident trouble shooting, Incident recovery, openshift ,kubernetes.

2 years of IT operations, infrastructure, cloud or application support experience.

Exp in Linux command-line knowledge.

Exp in networking knowledge including IP addressing, DNS, ports and connectivity troubleshooting.

About Nerve Solutions

Nerve Solutions is a team of engineers building products for real-time risk management and surveillance in financial markets. Our solutions enable market participants to identify, monitor, and quantify risks and anomalies in live markets, allowing them to take corrective action at sub-second speeds.

We also develop products for automated trading and have become a trusted technology partner to some of the largest financial services organizations in the region.

About the Role

We are looking for a proactive and detail-oriented IT & Information Security Engineer to manage and maintain the organization's IT infrastructure while ensuring the security, availability, and reliability of our systems. The role involves providing technical support, administering hardware and software, strengthening cybersecurity practices, monitoring network activities, and implementing security controls to safeguard organizational assets.

The ideal candidate should have strong infrastructure knowledge, a security-first mindset, and the ability to troubleshoot technical issues while continuously improving the organization's IT environment.

Roles & Responsibilities

• Manage and maintain the organization's IT infrastructure, including hardware, software, servers, and network systems.
• Provide technical support to employees by troubleshooting hardware, software, network, and system-related issues.
• Configure, deploy, and maintain desktops, laptops, peripherals, printers, and other IT equipment.
• Set up user accounts, systems, and required software for new employees and support onboarding activities.
• Monitor network performance and employee network activities to ensure system security and compliance.
• Implement and maintain endpoint security solutions, antivirus tools, firewalls, and access control mechanisms.
• Perform regular system updates, security patching, vulnerability assessments, and preventive maintenance.
• Identify infrastructure risks and recommend security enhancements to minimize vulnerabilities.
• Maintain documentation for IT assets, software licenses, network configurations, security policies, and system inventories.
• Assist in implementing information security best practices, security audits, and compliance initiatives.
• Coordinate with internal teams to ensure IT services effectively support business operations.
• Stay updated with the latest cybersecurity threats, technologies, and industry best practices.

Required Skills

• 2–4 years of experience in IT Infrastructure, System Administration, or Information Security.
• Strong knowledge of Windows operating systems, networking, servers, and IT infrastructure.
• Experience troubleshooting hardware, software, network, and user-related issues.
• Knowledge of network security, endpoint protection, firewalls, VPNs, and vulnerability management.
• Experience with Active Directory, user access management, and system administration.
• Familiarity with Microsoft 365 administration is an added advantage.
• Understanding of backup, disaster recovery, and IT asset management.
• Strong analytical and problem-solving skills with attention to detail.
• Good communication and documentation skills.
• Ability to work independently and collaboratively in a fast-paced environment.

Preferred Qualifications

• Bachelor's degree in Information Technology, Computer Science, or a related field.
• Certifications such as CompTIA A+, Network+, Security+, Microsoft, CCNA, or equivalent will be an added advantage.