Lead Security Systems Engineer
Hybrid in Ukraine
Security.Engineering, Security Standards
We are seeking a Lead Security Systems Engineer to help design, implement, and maintain the technical security controls required to protect enterprise systems and data within a client’s evolving IT operating model.
This role will work closely with the Senior Security Architect to operationalize security strategies and ensure day-to-day security practices are in place. The engineer will also provide hands-on knowledge transfer to the client’s permanent hire for this role, ensuring continuity and operational readiness.
Responsibilities
- Configure, deploy, and maintain enterprise security systems such as IAM, SIEM, endpoint protection, and firewalls
- Implement security monitoring, alerting, and incident response capabilities
- Apply cloud security best practices across AWS, Azure, or GCP environments
- Engineer secure configurations for networks, servers, containers, and applications
- Automate security controls in CI/CD pipelines and improve operational efficiency
- Translate high-level security strategies into actionable technical solutions in collaboration with the Senior Security Architect
- Support vulnerability management processes including patching, scanning, and remediation
- Lead technical investigations of security incidents and coordinate corrective measures
- Perform root cause analysis and establish preventative safeguards to mitigate future risks
- Document system configurations, operational runbooks, and technical procedures for ongoing use
- Partner with the client’s permanent hire to transfer knowledge and ensure operational readiness
Requirements
- 5+ years of work experience in security engineering roles, including hands-on configuration of IAM, SIEM, and endpoint protection systems
- Proficiency in cloud security across AWS, Azure, or GCP
- Skills in secure network, server, and container configurations
- Expertise in security incident response, troubleshooting, and root cause analysis
- Familiarity with vulnerability management tools and processes
- Competency in automation and integration of security controls in CI/CD pipelines
- Background in collaborating with architects on security designs, compliance audits, and risk assessments
- Capability to explain complex technical concepts and mentor team members effectively
- Certification in a relevant security domain (e.g., CISSP, CEH, or similar)
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