Vista IT Solutions - Systems Administrator - Cloud Infrastructure

4 years

0 Lacs

Posted:1 day ago| Platform: Linkedin logo

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Work Mode

On-site

Job Type

Full Time

Job Description

Description

About the Role :

We are seeking an experienced Systems Administrator with strong expertise in cloud platforms, IT infrastructure, and cybersecurity.The role focuses on managing secure, scalable, and highly available systems across on-prem and cloud environments.The ideal candidate will proactively maintain infrastructure, strengthen security posture, and ensure business continuity through best-in-class operational practices.

Key Responsibilities

Cloud & Infrastructure Management :

  • Manage, monitor, and maintain cloud infrastructure (AWS / Azure / GCP).
  • Provision and administer compute, storage, networking, and IAM resources.
  • Ensure high availability, scalability, and cost optimization of infrastructure.
  • Support hybrid environments integrating on-premise and cloud systems.

System Administration

  • Administer Linux and Windows servers, including installation, configuration, patching, and upgrades.
  • Manage virtualization platforms and container environments (VMware, Docker, Kubernetes).
  • Handle system performance tuning, capacity planning, and uptime monitoring.
  • Maintain system documentation, runbooks, and asset inventories.

Cybersecurity & Compliance

  • Implement and manage security controls, firewalls, endpoint protection, and access policies.
  • Monitor systems for security incidents, vulnerabilities, and threats.
  • Conduct regular security audits, vulnerability assessments, and penetration testing support.
  • Ensure compliance with security standards and best practices (ISO 27001, SOC 2, CIS benchmarks, etc.
  • Manage backup, disaster recovery, and incident response processes.

Network & Access Management

  • Configure and manage network services including DNS, DHCP, VPNs, load balancers, and firewalls.
  • Implement identity and access management (IAM), MFA, and least-privilege access controls.
  • Troubleshoot network connectivity and performance issues.

Monitoring, Automation & Optimization

  • Implement monitoring, logging, and alerting solutions to ensure system reliability.
  • Automate routine tasks using scripts or infrastructure-as-code where applicable.
  • Proactively identify and resolve infrastructure and security risks.

Collaboration & Support

  • Work closely with development, DevOps, and security teams to support application deployments.
  • Provide Level 2/3 infrastructure and security support.
  • Participate in on-call rotations and incident response activities.

Experience

Required Skills & Experience :

  • 4 - 6 years of hands-on experience as a Systems Administrator / Infrastructure Engineer / Cloud Administrator.

Technical Skills

  • Strong experience with AWS, Azure, or GCP (at least one).
  • Proficiency in Linux and Windows system administration.
  • Hands-on experience with Docker and Kubernetes.
  • Solid understanding of networking concepts (TCP/IP, DNS, VPN, firewalls, load balancing).
  • Experience with backup, DR, and high availability architectures.

Cybersecurity

  • Knowledge of cybersecurity principles, vulnerability management, and incident response.
  • Experience with security tools such as SIEM, EDR, antivirus, firewalls, IDS/IPS.
  • Understanding of IAM, MFA, encryption, and secure access controls.

Good-to-Have Skills

  • Experience with Infrastructure as Code (Terraform, CloudFormation).
  • Scripting skills in Bash, Python, or PowerShell.
  • Familiarity with CI/CD pipelines and DevOps practices.
  • Security certifications such as CEH, Security+, CISSP, AWS Security Specialty (preferred).

Educational Qualifications

  • Bachelors degree in Computer Science, IT, or a related field (preferred)
(ref:hirist.tech)

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