Senior Cyber Security Analyst

Tier4 Group; Wixom (MI); Hybrid; USD 122,000 - 149,000; Full time

Job summary

Tier4 Group in Wixom, MI is seeking a Sr. Cybersecurity Analyst to join its security team as a hands-on leader focused on threat detection, incident response, and security operations. This role will lead complex investigations and drive remediation across the organization's technology environment.

The ideal candidate has 5+ years of hands-on cybersecurity operations, strong incident response experience, and the ability to work independently in a fast-paced, hybrid setting with three days on site.

Qualifications

• Bachelor’s degree in CS/IT/Cybersecurity or related field.
• 5+ years hands-on cybersecurity operations experience.
• Proven experience leading complex investigations & incident response.
• Strong root cause analysis and investigative documentation.
• Experience with malware and ransomware analysis.
• Solid knowledge of TCP/IP and network traffic analysis.
• Experience with SIEM/EDR/IDS/IPS and firewalls.
• Security certifications such as CISSP, GCIH, GCIA, GCFA preferred.

Responsibilities

• Lead security investigations from detection to containment, remediation, and post-incident analysis.
• Respond to and manage security incidents, including high-priority events.
• Conduct proactive threat hunting to identify threats early.
• Perform malware and ransomware analysis and remediation guidance.
• Leverage SIEM, EDR, MDR and other tools to detect threats.
• Document investigative findings clearly and comprehensively.
• Implement security controls to protect systems and data.
• Coordinate with external vendors and MSPs on escalations.
• Serve as SME across cyber disciplines.
• Identify opportunities to automate security processes.
• Provide mentorship to junior staff.
• Develop and maintain security procedures and standards.
• Support audits and compliance with technical expertise.

Skills

Cybersecurity operations

Threat hunting

Incident response

Malware analysis

Network analysis

SIEM/EDR/IDS/IPS

Vulnerability management

Communication

Documentation

Vendor management

Education

Bachelor's degree in CS/IT/Cybersecurity

Tools

SIEM

EDR

IDS/IPS

Firewalls

Vulnerability management platforms

Job description

Sr. Cybersecurity Analyst

Wixom, MI - hybrid onsite 3 days a week

Salary: $135k

Our client is seeking a Senior Cybersecurity Analyst to join its cybersecurity team as a hands‑on technical leader focused on threat detection, incident response, and security operations. This role will lead complex investigations, perform proactive threat hunting, analyze emerging threats, and drive remediation efforts across the organization's technology environment. The ideal candidate has extensive experience conducting end‑to‑end security investigations, performing root cause analysis, and responding to high‑severity incidents. This is a highly technical position requiring strong analytical skills, sound judgment, and the ability to work independently in a fast‑paced environment.

Responsibilities

• Lead security investigations from initial detection through containment, remediation, and post‑incident analysis.
• Respond to and manage security incidents, including high‑priority and time‑sensitive events.
• Conduct proactive threat hunting to identify and mitigate potential threats before they impact the organization.
• Perform malware and ransomware analysis to understand attack methods, determine impact, and recommend remediation strategies.
• Leverage SIEM, EDR, MDR, and other security technologies to investigate suspicious activity and identify security threats.
• Conduct root cause analysis and prepare clear, comprehensive documentation of investigative findings and recommendations.
• Implement and support security technologies and controls designed to protect systems, networks, and data.
• Partner with external security vendors and managed service providers to address security issues and escalations.
• Serve as a subject matter expert across multiple cybersecurity disciplines, including endpoint security, identity and access management, threat detection and response, email security, vulnerability management, and network security.
• Identify opportunities to automate processes and improve operational efficiency.
• Provide guidance and mentorship to less experienced security team members.
• Develop, review, and maintain security procedures, standards, and documentation.
• Support audit and compliance initiatives by providing technical expertise and implementing security‑related recommendations.

Qualifications

• Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or a related field.
• 5+ years of hands‑on cybersecurity operations experience.
• Proven experience leading complex security investigations and incident response efforts from identification through resolution.
• Strong experience conducting root cause analysis and documenting investigative findings.
• Demonstrated success performing proactive threat hunting activities.
• Hands‑on experience investigating malware, ransomware, and other advanced cyber threats.
• Strong understanding of networking concepts, including TCP/IP and network traffic analysis.
• Experience working with SIEM, EDR, IDS/IPS, firewalls, vulnerability management platforms, and related security tools.
• Knowledge of cybersecurity frameworks, industry best practices, and incident response methodologies.
• Ability to work independently and effectively manage competing priorities.
• Strong communication and stakeholder management skills.
• Experience collaborating with third‑party security vendors and service providers.
• Ability to remain calm and effective during critical security events.
• Relevant cybersecurity certifications such as CISSP, GCIH, GCIA, GCFA, CASP+, Security+, Network+, or similar certifications are preferred.