3+ years in OS security / baseline operations
1–3 years in a technical lead or people‑management role
Core Technical Skills
Windows Security
- Windows Server & Client security hardening (2016/2019/2022, Windows 10/11)
- Group Policy (GPO) design, enforcement, and auditing
- Windows security baselines (CIS, Microsoft Security Baselines)
- Patch management and vulnerability remediation
- Active Directory security (LDAP, Kerberos, NTLM, privileged access)
- PowerShell scripting for security automation and compliance checks
- Windows event logging, audit policies, and incident analysis
Linux Security
- Security hardening for RHEL, Ubuntu, SUSE, CentOS
- Linux security baselines (CIS, DISA STIGs)
- User/group management, sudo policies, PAM
- SELinux/AppArmor configuration and troubleshooting
- SSH hardening, key management, and access controls
- Bash/Python scripting for automation and compliance
- Log analysis (syslog, auditd)
Security & Compliance
- OS baseline definition, validation, and continuous compliance monitoring
- Vulnerability management (Qualys, Tenable, Defender, etc.)
- Secure configuration management and drift detection
- Incident response support and root cause analysis
Experience with regulatory/compliance frameworks
- CIS, NIST, ISO 27001, SOX (nice to have)
- Security documentation, SOPs, and audit evidence preparation
Tooling & Platforms (Preferred)
- Endpoint / OS security tools (Microsoft Defender, CrowdStrike, etc.)
- Configuration management (Ansible, SCCM, Intune, Puppet, Chef)
- Ticketing & workflow tools (ServiceNow, Azure DevOps, Jira)
- Cloud OS security exposure (Azure / AWS – IaaS VMs)
- Monitoring and SIEM tools (Splunk, Sentinel – nice to have)
Operational & Analytical Skills
- Baseline exception management and risk assessment
- OS build standards and golden image reviews
- Troubleshooting complex OS‑level security issues.
Strong documentation and reporting skills
- Metrics/KPIs for security posture and compliance health
- People Management
TCS Employee Benefits Summary
- Discretionary Annual Incentive.
- Comprehensive Medical Coverage: Medical & Health, Dental & Vision, Disability Planning & Insurance, Pet Insurance Plans.
- Family Support: Maternal & Parental Leaves.
- Insurance Options: Auto & Home Insurance, Identity Theft Protection.
- Convenience & Professional Growth: Commuter Benefits & Certification & Training Reimbursement.
- Time Off: Vacation, Time Off, Sick Leave & Holidays.
- Legal & Financial Assistance: Legal Assistance, 401K Plan, Performance Bonus, College Fund, Student Loan Refinancing.