Senior Systems Engineer - Endpoint Security (Cyber Operations & Technology)

Position Overview

The Senior System Engineer provides engineering and operational support for enterprise endpoint security services. The role is accountable for the administration, reliability, security, and continuous improvement of Antivirus and/or Next-Generation Antivirus (NGAV), ensuring endpoint coverage, policy compliance, platform stability, and timely response to security events.

This is a 2 year direct contract role.

Role & Responsibilities

• Own the day-to-day administration, availability, and performance of enterprise endpoint security platforms, including Antivirus and/or Next-Generation Antivirus (NGAV).

• Configure and maintain prevention policies, host groups, exclusions, content updates, agent or sensor deployment, platform integrations, and role-based access in accordance with approved security standards.

• Monitor endpoint coverage, agent health, policy compliance, detection trends, and service performance; investigate gaps and drive corrective actions.

• Provide advanced troubleshooting and escalation support for malware detections, suspicious endpoint activity, agent failures, policy conflicts, and platform issues.

• Lead or support security-event investigations, root-cause analysis, containment, remediation, recovery, and post-incident improvement activities.

• Plan and deliver platform upgrades, migrations, patching, version standardization, and technology refreshes with appropriate testing, change control, stakeholder communication, and rollback arrangements.

• Support vulnerability remediation, security-control validation, audit evidence, risk assessments, exception reviews, and compliance activities.

• Develop and maintain accurate standard operating procedures, technical designs, implementation plans, troubleshooting guides, operational checklists, and service reports.

• Collaborate with infrastructure, network, application, service desk, security operations, and vendor teams to resolve complex issues and deliver service improvements.

• Automate deployment, monitoring, reporting, and operational activities using approved scripting and enterprise management tools where appropriate.

• Provide technical guidance, peer review, knowledge transfer, and mentoring to engineers and operational support teams.

• Participate in scheduled maintenance, on-call support, and major incident response when required.

Requirements

• Diploma or bachelor’s degree in Information Technology, Computer Science, Cybersecurity, Engineering, or a related discipline.

• Three to five years of hands-on experience in endpoint security, including the administration and operational support of Antivirus and/or Next-Generation Antivirus (NGAV) in a medium-to-large enterprise environment.