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Lead Security Analyst - Americas

SenseOn

SenseOn

IT
Buenos Aires, Argentina
Posted on Sep 12, 2025

About us:

🌱Are you a bright, motivated self-starter? 💡 Would you enjoy working in a dynamic and collaborative team, building and innovating on your ideas? 🚀 Do you want to be part of an exciting, fast-moving environment at the forefront of cybersecurity technology? 👇 If the answer is yes, then keep reading!

At SenseOn, our mission is to design and build the security architecture of the future. We provide our customers with the most comprehensive defence against cybersecurity threats; for every user and asset in an organisation, wherever the location. Since our founding in 2017, we've been working hard to make a difference in our industry, receiving great recognition for our work, and we're now starting to scale. We are looking for innovative and driven individuals who want to make an impact and enhance our momentum.

The Role and Team:

SenseOn operates a global, 24/7 follow-the-sun Security Operations Centre (SOC) to provide continuous, world-class protection for our customers. We are looking for a Lead Security Analyst to manage our Americas timezone operations, reporting directly to the Head of Security Operations.

This role is varied in nature, allowing you to flex both your technical and non-technical expertise. You will be responsible for the operational performance of the Americas SOC team, which includes customer-facing engagement and internal collaboration with other departments, making this a pivotal role for our growth. Becoming a subject matter expert on the SenseOn product is a must; you will be a brand ambassador for the business on our journey to expand and grow.

Having strong mentoring experience and confidence in developing your team will be highly beneficial. You will be fully supported by your line manager, the Head of Security Operations, and other senior leadership at SenseOn. In return, we’ll provide you with a career path and training to set you up for long-term success. You’ll work with like-minded colleagues and have the opportunity to develop a crucial part of our global SOC, leaving a lasting impact on our customers. Apply today to join an exciting and dynamic team with a great culture!

Responsibilities:

  • Lead security operations for the Americas timezone, including incident detection and response, security analytic improvements and team performance.
  • Mentor, coach, and guide security analysts to become more professional and effective.
  • Support the team to provide a 24/7 shift pattern.
  • Act as an escalation point, providing high levels of customer support and satisfaction.
  • Respond to and investigate system generated security alerts, performing analysis of logs and traffic patterns.
  • Take ownership of case and incident management, ensuring timely and effective resolution.
  • Engage with other business areas, such as product and analytic development teams, to improve the service offering and detection capabilities of the SenseOn platform.
  • Take initiative in threat hunting in customer environments.
  • Generate high calibre, customer facing security reports and technical content to influence decision-makers.
  • Research and maintain proficiency in the latest cybersecurity tools, techniques, countermeasures, and trends.
  • Support the maintenance of internal security standards and accreditations, such as ISO27001.

What you’ll need to be successful:

Location, Language and Shift Requirements:

  • This role is only available to applicants based in Argentina with a right to work. A location of Buenos Aires is preferred.
  • This would primarily be working in a shift between 11am and 8pm.
  • This role will require being on call to support escalations.
  • The applicant must have excellent English language skills (written and verbal).
  • Applications will only be considered if they are submitted in English.

Experience & Technical Skills:

  • Proven background and extensive experience in the technical aspects of cyber security, incident response, and mitigating ongoing attacks.
  • Previous experience in a similar role such as a SOC Lead, Principal/Senior SOC Analyst, or SOC Specialist, with the ability and drive to lead.
  • A thorough knowledge of the MITRE ATT&CK framework and its application to threat detection.
  • Hands-on experience with various security platforms such as SIEM, EDR, XDR, and EPP.
  • Essential: Experience with the Microsoft Security toolset (e.g., Sentinel, Defender for Endpoint).
  • A solid technical foundation in IP networking and one or more operating systems (Windows, Linux, or Mac).
  • Experience in scripting with languages such as Python, Bash, or PowerShell is highly desirable.
  • A strong understanding of the methods and techniques used by malware.

About You:

  • Experience mentoring and coaching staff, with solid soft skills to motivate and develop a team.
  • Excellent analytical skills, a high level of attention to detail, and the ability to thrive in a data-rich environment.
  • You are a tenacious, curious, and passionate self-starter who enjoys working both autonomously and as part of a team.
  • Ability to structure and prioritise work effectively in a high volume, fast paced environment.
  • You are a team player with a strong sense of purpose, high integrity, humility, and empathy in your approach.

What we’ll offer you:

  • Competitive salary
  • Unlimited holiday allowance
  • Bi-annual career progression review
  • Learning and development investment (certs, conferences, etc)
  • A Mac laptop
  • Enhanced pension
  • Private healthcare with vitality offering rewards and discounts from Amazon Prime to Gym Membership

Belong at SenseOn:

At SenseOn, we define Talent as employees who are ❤️ customer obsessed, 🌟 pursuing excellence. They are 🦁 courageous, 🦸‍♀️🦸🏽‍♂️ good people, doing good things, powering our 🚀 rocketship. If this resonates with you, then you will always belong. Nothing else matters. We are an Equal Opportunity Employer and do not discriminate against any qualified employee or applicant. Difference is what makes us stronger.