Security Operations Center (SOC) Analyst

Arista Networks; Dublin; Remote; EUR 70,000 - 110,000; Full time

Job summary

Arista Networks, Inc. is seeking a proactive SOC Analyst to monitor, triage and respond to cyber threats across Mac, Linux and Windows environments.

You will develop detections using CrowdStrike or similar EDR tools, work with a collaborative team of SOC analysts, incident responders and DevOps to maintain a strong security posture. The role requires hands-on incident response experience, strong written communication, and the ability to perform threat hunting in a fast-paced remote environment.

Qualifications

• Demonstrated experience in a SOC or incident response
• Hands-on with CrowdStrike or other EDR and writing queries (CQL)
• Experience triaging alerts in high-volume environments
• Familiarity with threat intel feeds and OSINT tools
• Knowledge of Mac/Linux environments with Windows as a plus

Responsibilities

• Monitor and triage security alerts across Mac, Linux, and Windows
• Develop detections and refine threat monitoring queries
• Analyze incidents including malware, phishing, and APTs using SIEM/EDR
• Proactively hunt threats and respond following IR procedures
• Document findings and provide remediation recommendations
• Collaborate with IT, Eng, and DevOps to strengthen controls
• Stay updated on threats and participate in 24x7 on-call rotations
• Escalate incidents to Incident Response as required

Skills

Critical thinking

Analytical skills

Self-starter

Team collaboration

Decision making under pressure

Education

Bachelor’s degree in Cybersecurity/IT/CS

Tools

CrowdStrike

EDR

SIEM

CrowdStrike Fusion SOAR

Job description

Company Description

Arista Networks is an industry leader in data‑driven, client‑to‑cloud networking for large data center, campus and routing environments. What sets us apart is our relentless pursuit of innovation. We leverage the latest advancements in cloud computing, artificial intelligence, and software‑defined networking to provide our clients with a competitive edge in an increasingly interconnected world. Our solutions are designed to not only meet the current demands of the digital landscape but to also anticipate and adapt to future challenges.

Company Description

Arista Networks is an industry leader in data‑driven, client‑to‑cloud networking for large data center, campus and routing environments. What sets us apart is our relentless pursuit of innovation. We leverage the latest advancements in cloud computing, artificial intelligence, and software‑defined networking to provide our clients with a competitive edge in an increasingly interconnected world. Our solutions are designed to not only meet the current demands of the digital landscape but to also anticipate and adapt to future challenges.
At Arista we value the diversity of thought and perspectives that each employee brings to the table. We believe that fostering an inclusive environment, where individuals from various backgrounds and experiences feel welcome, is essential for driving creativity and innovation.
Our commitment to excellence has earned us several prestigious awards, such as Best Engineering Team, Best Company for Diversity, Compensation, and Work-Life Balance. At Arista, we take pride in our track record of success and strive to maintain the highest standards of quality and performance in everything we do.

Job Description

Who You’ll Work With

We are seeking a highly motivated and proactive Security Operations Center (SOC) Analyst to join our dynamic, remote cybersecurity team. The ideal candidate is a critical thinker, self‑starter, and driven professional with hands‑on experience using Crowdstrike or other EDRs. You will play a critical role in monitoring, triaging, and responding to cyber threats across our primarily Mac and Linux environments, with some Windows systems. You will work closely with a collaborative team of fellow SOC analysts, incident responders, threat hunters, and cross‑functional partners across IT, engineering, and DevOps to ensure our security posture remains strong. We’re looking for someone who takes ownership, excels in high‑pressure settings, and is skilled in writing CrowdStrike Query Language (CQL) (or similar) to create effective detections that protect our organization’s assets.

What You’ll Do

• Monitor and triage security alerts.
• Build, test, and refine detections to enhance threat identification across Mac, Linux, and Windows systems.
• Conduct in‑depth analysis of security incidents, including malware, phishing, and advanced persistent threats, leveraging SIEM and EDR capabilities.
• Perform proactive threat hunting using the SIEM and EDR features.
• Investigate and respond to incidents swiftly, following established incident response protocols.
• Document findings clearly and provide actionable remediation recommendations.
• Collaborate with cross‑functional teams to strengthen security controls and mitigate vulnerabilities.
• Stay current on emerging threats, vulnerabilities, and industry trends through self‑directed learning.
• Participate in on‑call rotation for 24x7x365 SOC coverage, demonstrating reliability and accountability.
• Escalate confirmed or suspicious incidents and cases to the Incident Response team.

Qualifications

• 4-5+ years in a SOC and or active participant on incident response teams.
• Hands‑on experience with CrowdStrike (or other EDR), triaging security incidents.
• Proven ability to write CQL (or similar) queries and build detections for threat monitoring.
• Experience triaging alerts in a high‑volume environment.
• Experience with threat intelligence feeds, platform and OSINT tools (VirusTotal, etc.)
• Familiarity with forensic analysis and evidence handling.

Skills And Attributes

• Exceptional critical thinking and analytical skills to address complex security challenges.
• Self‑starter with a proven ability to take initiative and deliver results independently.
• Driven mindset, thriving in fast‑paced, high‑pressure remote work environments.
• Strong understanding of cybersecurity principles, threat landscapes, and attack vectors.
• Proficiency in analyzing logs, network traffic, and endpoint data using CrowdStrike Next-Gen SIEM, particularly for Mac and Linux systems (Windows experience a plus).
• Solid knowledge of incident response processes and methodologies.
• Familiarity with operating systems, with primary expertise in Mac and Linux, and secondary knowledge of Windows.
• High attention to detail and ability to make sound decisions under pressure.
• Demonstrated commitment to continuous learning and professional development in cybersecurity.

Nice‑to‑Have

• Write and optimize detections to detect and investigate security events.
• Proficiency in scripting (e.g., Python) for automating SOC workflows.
• Experience creating playbooks in Crowdstrike Fusion SOAR (or similar SOAR)
• Knowledge of cloud security (GCP, AWS, and or Azure).
• Bachelor’s degree in Cybersecurity, Information Technology, Computer Science, or a related field (or equivalent experience).

Additional Information

Arista stands out as an engineering‑centric company. Our leadership, including founders and engineering managers, are all engineers who understand sound software engineering principles and the importance of doing things right. We hire globally into our diverse team. At Arista, engineers have complete ownership of their projects. Our management structure is flat and streamlined, and software engineering is led by those who understand it best. We prioritize the development and utilization of test automation tools. Our engineers have access to every part of the company, providing opportunities to work across various domains. Arista is headquartered in Santa Clara, California, with development offices in Australia, Canada, India, Ireland, and the US. We consider all our R&D centers equal in stature. Join us to shape the future of networking and be part of a culture that values invention, quality, respect, and fun.