security
Posted 5 hours agoSecurity Analyst
at Qualys
Pune, IndiaRemote
Responsibilities
- Perform operating system installation, configuration, upgrades, patching, and lifecycle management.
- Monitor system health, availability, capacity, and performance.
- Perform Linux operating system hardening following enterprise security standards.
- Manage users, groups, permissions, storage, networking, and system services.
- Troubleshoot Linux operating system, application, and infrastructure issues.
- Maintain operational documentation, standard operating procedures, and technical runbooks.
- Support Public Key Infrastructure (PKI) services and certificate lifecycle management.
- Support Secrets Management platforms and secure credential management.
- Perform routine health checks, upgrades, patching, and maintenance activities for Infrastructure Security platforms.
- Support Infrastructure as Code (IaC) initiatives.
- Automate routine operational and administrative tasks.
- Identify opportunities to improve operational efficiency through automation.
- Monitor Infrastructure Security services to ensure high availability and reliability.
- Troubleshoot production incidents and restore services within defined SLAs.
- Support planned maintenance windows, upgrades, and platform lifecycle activities.
- Collaborate with Engineering, Cloud Operations, DevOps, and Platform teams.
- Create and maintain operational documentation, deployment guides, and technical runbooks.
- Building automation to improve operational efficiency and platform reliability.
Requirements
- This role is ideal for Linux Administrators with 1–3 years of hands-on
- experience who are passionate about cybersecurity and looking to build a career in Infrastructure Security.
- experience with enterprise technologies including Identity & Access Management (IAM), Public Key Infrastructure (PKI), Privileged Access Management (PAM), Secrets Management, Secure Remote Access, and Infrastructure Automation while building a strong foundation in enterprise Infrastructure Security. Key
- Responsibilities: Linux Infrastructure Administration Administer and maintain Linux servers supporting Infrastructure Security platforms.
- Automation Develop automation scripts using Bash and Python.
- Participate in a 24x7 on-call support rotation after completing required training.
- Qualifications Bachelor’s degree in computer science, Information Technology, Engineering, or equivalent practical experience. 1–3 years of hands-on Linux Administration
- experience supporting enterprise production environments.
- Experience administering Linux distributions such as Red Hat Enterprise Linux (RHEL), Oracle Linux, Ubuntu, or CentOS.
- Good understanding of Linux system administration, including user and group management, package management, storage management, networking, system services, and troubleshooting.
- Experience performing Linux patching, upgrades, and operating system hardening. Basic scripting
- experience using Bash and/or Python.
- Good understanding of TCP/IP networking, DNS, SSH, SSL/TLS, and Linux security fundamentals.
- Willingness to participate in a 24x7 on-call support rotation after completing training.
- Preferred Certifications Red Hat Certified System Administrator (RHCSA) Red Hat Certified Engineer (RHCE) CompTIA Linux+ CompTIA Security+ Oracle Cloud Infrastructure Foundations AWS Cloud Practitioner What You'll Work On As part of the Infrastructure Security team, you will contribute to strategic initiatives including: Supporting enterprise Linux infrastructure for critical security platforms.
- Developing the technical expertise required to progress into a Senior Security Engineer within the Infrastructure Security team.
Additional details
- Come work at a place where innovation and teamwork come together to support the most exciting missions in the world! The Cyber Fusion Center (CFC) is seeking a motivated Security Engineer to join the Infrastructure Security team.
- As part of the Infrastructure Security team, you will support the administration, maintenance, and operation of the critical security platforms that protect the Qualys production environment.
- Working alongside senior engineers, you will gain hands-on
- Infrastructure Security Platforms Support the administration and maintenance of Identity & Access Management (IAM) platforms.
- Assist in managing LDAP/LDAPS authentication services.
- Assist in managing Privileged Access Management (PAM) platforms.
- Assist in managing secure remote access platforms such as Teleport.
- Assist in developing and maintaining Ansible playbooks.
- Production Operations Participate in day-to-day production support activities.
- Participate in Root Cause Analysis (RCA) activities and implement corrective actions.