Middle Security Systems Engineer

Why Join Exadel

We’re an AI-first global tech company with 25+ years of engineering leadership, 2,000+ team members, and 500+ active projects powering Fortune 500 clients, including HBO, Microsoft, Google, and Starbucks.

From AI platforms to digital transformation, we partner with enterprise leaders to build what’s next.

What powers it all? Our people are ambitious, collaborative, and constantly evolving.

Project Tech Stack

• SIEM & logging: OpenSearch / Elasticsearch, Graylog, Logstash, Sigma rules
• Threat simulation: MITRE Caldera, Atomic Red Team, Red Canary
• Endpoint protection: Symantec Endpoint Security (SES)
• Vulnerability management: Qualys VMDR/WAS, Snyk.io
• Email threat analysis: Gmail Admin Logs, Alert Center, GoPhish
• MDM & mobile compliance: ManageEngine Endpoint Central, Intune, Jamf, MobileIron

What You’ll Do

• Monitor threats in real time and lead full-cycle incident response—classification, escalation, and coordination with IT and development teams
• Tune detection rules, correlate logs, and integrate threat intelligence and third-party systems (EDR, authentication, cloud services) into SIEM workflows
• Perform proactive threat hunting and IOC-based detection
• Analyze phishing threats in Google Workspace, triage suspicious emails, and conduct phishing simulations
• Ensure security coverage for new infrastructure in close collaboration with DevOps and infrastructure teams
• Monitor mobile device compliance and audit MDM event logs
• Translate technical findings into business risk for stakeholders, maintain security documentation, and stay current on emerging threats and techniques
• Handle service requests and support security-related inquiries
• Coordinate with external vendors, including penetration test management and validation of results
• Manage vulnerability scans (scheduled and ad hoc), prioritize findings, coordinate remediation with system owners, and validate fixes
  

What You Bring

• 3+ years of hands-on experience in information security, with a primary focus on SOC and vulnerability management operations
• Practical exposure to operational security tasks, not just advisory roles
• Solid experience in vulnerability management: scanning, analysis, prioritization, remediation coordination, and validation
• Proficiency with SIEM systems (log correlation, detection rule tuning, third-party integrations)
• Understanding of threat hunting concepts, IOC/IOA analysis
• Strong knowledge of incident response processes and threat hunting techniques
• Familiarity with working alongside DevOps/infrastructure teams to ensure new systems are properly covered
• Familiarity with phishing detection and email threat analysis in cloud environments like Google Workspace
• Experience running or coordinating simulated phishing campaigns for user awareness
• Basic knowledge of MDM systems and mobile device policy compliance
• Understanding of ISO/IEC 27001 and ability to contribute to compliance documentation
• Ability to translate technical issues into business impact and communicate clearly with non-technical teams
• Experience working with external vendors (e.g., penetration testing): vendor selection, methodology review, and report validation
• Ability to work independently and manage priorities effectively
• Strong documentation and reporting skills
• Clear communication with both technical and non-technical stakeholders
• Willingness to learn and adapt in a constantly evolving threat landscape

Nice to have

• Degree in Information Security, Computer Science, or a related technical field
• Certifications such as CISSP, GVA, Security+, CSA, GSEC, GCIA, GCIH, OSCP, or similar are a plus
• Experience working with distributed or international teams is a plus
• Cloud Security (Azure, AWS, GCP) knowledge
• Experience in Secure Software Development
• Overall understanding of security measures (according to 27000 series, NIST)

English level

Intermediate+

Legal & Hiring Information

• Exadel is proud to be an Equal Opportunity Employer committed to inclusion across minority, gender identity, sexual orientation, disability, age, and more
• Reasonable accommodations are available to enable individuals with disabilities to perform essential functions
• Please note: this job description is not exhaustive. Duties and responsibilities may evolve based on business needs

Your Benefits at Exadel 

Exadel benefits vary by location and contract type. Your recruiter will fill you in on the details.

• International projects
• In-office, hybrid, or remote flexibility
• Medical healthcare
• Recognition program
• Ongoing learning & reimbursement 
• Well-being program
• Team events & local benefits 
• Sports compensation 
• Referral bonuses 
• Top-tier equipment provision

Exadel Culture

We lead with trust, respect, and purpose. We believe in open dialogue, creative freedom, and mentorship that helps you grow, lead, and make a real difference. Ours is a culture where ideas are challenged, voices are heard, and your impact matters.