CallTek

Security Analyst

• Investigate security alerts escalated by SOC Level 1 analysts.
• Perform deeper analysis of suspicious activity across SIEM, EDR, network, identity, cloud, and email security platforms.
• Validate whether security events represent false positives, suspicious behavior, policy violations, or confirmed cybersecurity incidents.
• Correlate events across multiple log sources to identify attack patterns, affected assets, compromised accounts, lateral movement, malware activity, or unauthorized access.
• Determine the scope, severity, business impact, and urgency of security incidents.
• Recommend containment, eradication, and remediation actions to the appropriate technical teams.
• Create and maintain accurate incident timelines, investigation notes, evidence records, and escalation summaries.
• Support phishing investigations, endpoint compromise analysis, suspicious login reviews, malware alerts, brute-force attacks, data exfiltration indicators, and cloud security events.
• Review and improve SOC playbooks, investigation procedures, and escalation criteria.
• Provide technical guidance, coaching, and feedback to SOC Level 1 analysts.
• Identify recurring false positives and recommend tuning improvements for SIEM, EDR, and other detection platforms.
• Participate in post-incident reviews and provide recommendations to improve detection, response, and prevention.
• Support shift handovers by documenting open incidents, pending actions, and important operation contexts.

Cyber Security Analyst

Security Operations

• Work with network, infrastructure, cloud, endpoint, and identity teams to implement cybersecurity controls.
• Assist with the validation of configuration and effectiveness of security controls such as MFA, EDR, SIEM logging, firewalls, segmentation, vulnerability remediation, access controls, encryption, backups, and hardening baselines.
• Review technical designs, infrastructure changes, cloud deployments, and network implementations to identify cybersecurity risks before production deployment.
• Assist with the validation of security tools such as SIEM, EDR, vulnerability scanners, email security platforms, cloud security tools, and identity protection controls are properly implemented and reporting.
• Assist with the validation of firewall rules, network segmentation, VPN access, privileged access, exposed services, and cloud security configurations to identify excessive or risky access.
• Support cybersecurity improvement initiatives related to hardening, logging, monitoring, access control, segmentation, cloud security, and endpoint protection.
• Produce technical findings, remediation plans, posture reports, and implementation of validation reports.
• Act as the technical bridge between cybersecurity requirements and operational IT execution.

SecOps Analyst – Systems Implementation, Hardening

Engineer

• Monitor network infrastructure, systems, and applications using various monitoring tools (e.g., SolarWinds, PRTG, Nagios, Zabbix)
• Identify, diagnose, and resolve network issues, escalating complex problems to senior engineers when necessary
• Respond to alerts and incidents in accordance with established SLAs and priority levels.
• Perform root cause analysis on recurring incidents and implement preventive measures.
• Document all incidents, actions taken, and resolutions in the ticketing system.
• Maintain network availability and performance across enterprise infrastructure
• Perform regular health checks on network devices including routers, switches, firewalls, wireless controllers and load balancers
• Monitor bandwidth utilization and capacity planning metrics
• Execute network changes during scheduled maintenance windows
• Maintain up-to-date network documentation and diagrams
• Monitor server performance, disk space, and application availability
• Perform basic system administration tasks on Windows and Linux servers
• Monitor backup systems and ensure successful completion of scheduled backups
• Coordinate with vendors and service providers for issue resolution
• Provide timely status updates to stakeholders during incidents
• Generate and distribute daily, weekly, and monthly performance reports
• Participate in shift handover meetings to ensure continuity of operations
• Maintain clear and professional communication with technical and non-technical personnel

Cyber Security Analyst

SecOps Analyst – Systems Implementation, Hardening

NOC Monitoring Engineer