Hyderabad, Telangana, India
Information Technology
Full-Time
Wishtree Technologies
Overview
Location: Pune
Experience: 2-4 Years
Job Type: Full-Time
Work Model: On-site
Job Overview
We are looking for a hands-on DevOps/System Administrator with strong experience in firewalls, networking, on-premise and cloud infrastructure, and automation tools. The ideal candidate should have practical expertise in Hardware Firewalls, Endpoint Security, Linux/Windows server management, security practices, and monitoring tools and AWS along with a proactive problem-solving attitude. Ideal candidate should have experience working in enterprise applications.
Key Responsibilities
Firewall & Networking:
Experience: 2-4 Years
Job Type: Full-Time
Work Model: On-site
Job Overview
We are looking for a hands-on DevOps/System Administrator with strong experience in firewalls, networking, on-premise and cloud infrastructure, and automation tools. The ideal candidate should have practical expertise in Hardware Firewalls, Endpoint Security, Linux/Windows server management, security practices, and monitoring tools and AWS along with a proactive problem-solving attitude. Ideal candidate should have experience working in enterprise applications.
Key Responsibilities
Firewall & Networking:
- Manage and configure hardware firewalls (Sophos, Fortinet, SonicWall).
- Implement and troubleshoot IPSec VPNs, web/application filtering, NATing, and routing policies.
- Monitor and analyse firewall logs for suspicious activities.
- Configure LAN/WAN segmentation and Network peering for hybrid infrastructure.
- Provision, configure, and maintain Linux (Ubuntu, CentOS) and Windows Servers.
- Manage VMware/Hypervisor/GenCenter virtualization platforms.
- Perform patch management, backups, and disaster recovery planning.
- Troubleshoot performance issues (CPU, memory, I/O latency) using tools like top, iotop, journalctl, etc.
- Write and manage Ansible Playbooks and inventory files for bulk server updates.
- Deploy and manage monitoring solutions (Grafana, Prometheus, Nagios, CloudWatch).
- Understand PromQL for custom monitoring and alerting.
- Use ManageEngine, SCCM, or similar tools for patch management and compliance.
- Implement endpoint security solutions (e.g., Trend Micro, Kaspersky, CrowdStrike, Cortex, NetProtect).
- Handle incident response: isolate infected systems, analyze malware, enforce USB and device control policies.
- Maintain access control using IAM policies and Access/Secret Keys.
- Conduct Root Cause Analysis (RCA) for incidents and document preventive measures.
- Configure and manage AWS EC2, S3, IAM, VPC, Route Tables, CloudWatch.
- Implement secure communication between private EC2 instances across multiple VPCs.
- Automate infrastructure provisioning using Ansible/ Terraform and manage state files securely.
- Implement CloudWatch Alarms, monitoring dashboards, and log analysis.
- Solid knowledge of Hardware firewall configurations, VPN setup, and network troubleshooting.
- Endpoint Security (Central Administration of the Antivirus, Disk Encryption, etc)
- Hands-on with Linux/Windows server troubleshooting, patching, and performance tuning.
- Good experience in AWS services, IAM roles, CLI tools, and S3-EC2 integrations.
- Proficient in Terraform, Ansible, or similar IaC and orchestration tools.
- Familiarity with monitoring tools and writing queries (PromQL or equivalent).
- Understanding of endpoint protection tools and incident management workflows.
- Exposure to Azure cloud services.
- Experience in deploying web applications (Apache, Node.js, ReactJS, MongoDB).
- Familiarity with Docker, Kubernetes, and CI/CD pipelines.
- Knowledge of Disaster Recovery (DR) strategies in hybrid environments.
- Someone who likes solving tech problems and can handle pressure when things go wrong.
- Working in shift timings starting at 6AM to 12AM
- Comfortable working with both physical devices and cloud systems.
- Knows how to automate tasks to save time.
- Good at explaining technical stuff and writing documentation.
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