Senior Cybersecurity Analyst & Threat Hunter

Responsibilities

• Proactively hunt for indicators of compromise (IOCs) and advanced persistent threats (APTs) across the network, endpoints, and cloud environments using threat intelligence and a hypothesis‑driven methodology.
• Conduct in‑depth analysis of security events, network traffic, and endpoint data to identify malicious activity and potential breaches.
• Utilize the SIEM and EDR platforms, applying expert scripting and query language knowledge to perform complex searches and data analysis.
• Lead and participate in incident response activities, including containment, eradication, and recovery, serving as the primary escalation point for critical incidents.
• Develop and refine threat‑hunting playbooks, procedures, and detection rules to improve the security team’s efficiency and effectiveness.
• Collaborate with the security engineering and SOC teams to integrate new threat intelligence and enhance existing security tools and controls.
• Mentor junior analysts and contribute to the overall improvement of the organization’s security posture.

• 6+ years of experience in cybersecurity roles, with a minimum of 3 years dedicated to threat hunting or advanced incident response.
• Bachelor’s degree in Computer Science, Cybersecurity, Information Technology, or a related field.
• Preferred certifications: GCIH (GIAC Certified Incident Handler) and CompTIA CySA+.
• Hands‑on experience using EDR platforms and threat‑hunting tools.
• Expert‑level scripting skills in Power Shell and Python, and advanced knowledge of SIEM/EDR query languages.
• Deep understanding of incident response life cycles, forensic techniques, networking protocols, operating systems (Windows, Linux, macOS), and common attack vectors.
• Experience automating hunting tasks with scripting languages.
• Exceptional analytical and problem‑solving skills, attention to detail, and the ability to manage multiple investigations independently.
• Strong communication skills with the ability to present complex technical information clearly to both technical and non‑technical audiences.

Location:

Westbrook, Maine HQ. Expectation of a minimum of 8 days on‑site per month. Candidates willing to relocate to Maine or from New England (NH or MA) that can travel to HQ occasionally are welcome.

Base annual salary target: $120,000 – $140,000, with flexibility based on experience.

• Annual cash bonus opportunity.
• Health, dental, and vision benefits effective day one.
• 5% matching 401(k).
• Additional benefits including pet insurance, mental health resources, volunteer paid days off, employee stock program, foundation donation matching, and more.

IDEXX is an equal‑opportunity employer. We value a diverse workforce and encourage applicants from all backgrounds to apply. Applicants will not be discriminated against based on race, color, creed, sex, sexual orientation, gender identity or expression, age, religion, national origin, citizenship status, disability, ancestry, marital status, veteran status, medical condition, or any protected category prohibited by local, state, or federal laws.