Senior Security Analyst

The Senior Security Analyst is responsible for the day-to-day security operations, threat monitoring, incident response, and vulnerability management, while serving as the primary liaison to the Managed Security Services Provider (MSSP) to optimize security services. This onsite role is based in Columbia, TN, with opportunities to grow into a leadership position as the security program matures.

Responsibilities

• Oversee daily security operations, including threat monitoring, incident response, and vulnerability management
• Serve as the primary liaison to the MSSP, handling escalations and optimizing the value of security services
• Monitor SIEM alerts and threat intelligence to identify and respond to potential threats
• Perform vulnerability scanning and coordinate remediation with systems administration teams
• Support incident response activities and maintain thorough documentation
• Maintain compliance-related security documentation and processes
• Collaborate closely with the systems administration team and infrastructure leadership
• Contribute to the development and maturation of the organization’s security program

Requirements

• 5 to 7 years of experience in cybersecurity or security operations
• Bachelor’s degree in a related field or equivalent experience preferred
• Proven experience in security operations, including threat monitoring, incident response, and vulnerability management
• Familiarity with penetration testing tools and frameworks; Kali Linux preferred
• Strong communication skills with the ability to translate technical risk for non-technical stakeholders
• Experience working in regulated environments strongly preferred
• Preferred certifications: OSCP, CISSP, CySA+, CEH, or equivalent
• Experience with EDR, SIEM, and vulnerability management platforms; SentinelOne and Tenable a plus
• Knowledge of Azure and hybrid identity security (Entra ID, Conditional Access, PIM) preferred

Technologies

• Kali Linux
• SentinelOne
• Tenable
• SIEM
• Azure
• Entra ID
• Conditional Access
• PIM
• EDR

Benefits

• Medical
• Dental
• Vision
• 401(k)

Work Schedule

Primarily onsite with a preference for five days onsite.

Perks

• Opportunity to be the first dedicated security hire and shape the cybersecurity function
• Clear path for leadership and career growth
• Direct exposure to senior leadership and strategic initiatives

Additional Details

The role reports directly to infrastructure leadership and collaborates closely with the systems administration team. The organization seeks a candidate with strong technical expertise and leadership potential to grow alongside the security program.

Equal Opportunity Employer Statement

Addison Group is an Equal Opportunity Employer. Addison Group provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, gender, sexual orientation, national origin, age, disability, genetic information, marital status, amnesty, or status as a covered veteran in accordance with applicable federal, state and local laws. Addison Group complies with applicable state and local laws governing non-discrimination in employment i