Senior Security Engineer

Reactforce is a company that empowers organizations to strengthen their cybersecurity posture through expert consulting and leadership. They are seeking a highly experienced Senior Security Engineer Consultant to support cybersecurity consulting engagements, focusing on the implementation and management of enterprise security technologies.

Responsibilities:

• Design, deploy, configure, and support enterprise cybersecurity solutions across diverse client environments
• Implement and manage security technologies including EDR/XDR, SIEM, MDR, firewalls, secure email, web filtering, identity security, and vulnerability management platforms
• Perform security assessments, technical reviews, vulnerability remediation, and security hardening activities
• Lead implementation projects involving Microsoft 365 Security, Microsoft Defender, Microsoft Entra ID, Conditional Access, MFA, Privileged Identity Management (PIM), and Zero Trust initiatives
• Deploy and optimize network security controls including next-generation firewalls, VPNs, network segmentation, and secure remote access
• Investigate security incidents and assist clients with containment, remediation, and recovery efforts
• Collaborate with Reactforce vCISOs and consultants to implement strategic security roadmaps and technical recommendations
• Provide technical leadership during client engagements and serve as a senior escalation resource
• Create technical documentation, implementation guides, security standards, and client deliverables
• Stay current on emerging cyber threats, vulnerabilities, and security technologies

Requirements:

• 7+ years of hands-on cybersecurity engineering experience in enterprise, MSP, MSSP, or consulting environments
• Strong experience implementing and managing Microsoft Defender, Microsoft Entra ID (Azure AD), Microsoft 365 Security, Conditional Access, MFA, and identity protection
• Experience with SIEM, MDR, XDR, endpoint security, vulnerability management, email security, and security monitoring platforms
• Experience deploying and supporting next-generation firewalls including Fortinet, Palo Alto, Cisco, or similar technologies
• Strong understanding of networking fundamentals including TCP/IP, DNS, VPNs, routing, switching, and secure network design
• Experience supporting cloud security within Microsoft Azure and/or AWS
• Excellent troubleshooting, documentation, communication, and client-facing consulting skills
• Ability to independently lead technical implementations and security projects
• Industry certifications such as CISSP, CCSP, Security+, GIAC, Microsoft Security certifications (SC-200, SC-300, SC-100), Azure certifications, Fortinet NSE, or Palo Alto PCNSE
• Experience supporting compliance initiatives including NIST CSF, NIST 800-53, NIST 800-171, CMMC, CIS Controls, HIPAA, PCI DSS, SOC 2, and ISO 27001
• Experience with vulnerability management platforms such as Tenable, Qualys, or Rapid7
• Previous consulting or professional services experience
• Experience working alongside SOC, incident response, and managed security teams