Sr. Security Engineer | UK

Intermedia.net, Inc.; United Kingdom; On-site; GBP 60,000 - 90,000; Full time

Job summary

Intermedia.net, Inc. is seeking a Senior Security Engineer to join their Information Security team. This role involves threat detection, incident response, and security engineering, with a focus on monitoring alerts and investigating incidents. Ideal candidates will have extensive experience in security operations, a strong background in cloud platforms, and excellent communication skills. Join a company that values teamwork and transparency, and make a difference in a fast-paced environment.

Qualifications

• 5+ years of experience in a security engineering or operations role.
• Deep expertise in Windows and Linux operating systems.
• Strong understanding of networking fundamentals.

Responsibilities

• Monitor and triage security alerts from various tools.
• Investigate security incidents and document findings.
• Drive annual security team goals and mentor junior members.

Skills

Threat Detection

Incident Response

Security Engineering

Documentation

Communication

Education

Bachelor or Master’s degree in Computer Science

Tools

SIEM

EDR

Cloud Platforms (AWS, Azure, GCP)

Job description

Culture at Intermedia is built on teamwork and transparency.
We hold each other accountable and always have each other’s back!

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Thank you for exploring job opportunities at Intermedia. We are very excited to hear from you!

Our candidates are very important to us. If you are looking for a company where your voice is heard, where you
can make a difference and you love to work in teams to create success together, then you are at the right place.
We hope you become part of the Intermedia family!

Please use the filters below to select the Country/US State and job category where you are interested in
applying. Make sure you attach your resume with your contact information. Our talent acquisition team will
review your credentials and let you know if there is a fit.

*Please note, the following US states are eligible for remote work: Alabama, Arizona, Arkansas, California, Colorado, Connecticut, Florida, Georgia, Iowa, Idaho, Illinois, Indiana, Kansas, Maryland, Michigan, Minnesota, Missouri, Montana, Nebraska, Nevada, New Hampshire,New Jersey, New Mexico, New York, North Carolina, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, Tennessee, Texas, Utah, Virginia, Washington, Wisconsin, and Wyoming.

***ALL CANDIDATES MUST BE LOCATED IN THE UNITED KINGDOM***

Are you looking for a company where YOUR VOICE is heard? Where you can MAKE A DIFFERENCE? Do you THRIVE in a FAST-PACED work environment? Do you wake up every morning EXCITED to work with GREAT PEOPLE and create SUCCESS TOGETHER? Then Intermedia is the place for you.

Intermedia has established itself as a leading provider of cloud communications and collaboration tech that allows companies to connect better. We have a strong track record of growth, profitability, and creating an environment where everyone matters. Everyone. While we are fast-paced and admittedly a bit intense, we promise that you won’t be bored. You will find Intermedia is a place where you can indulge your passion for creating and supporting great cloud technology. What’s more, we always look to promote from within and have many employees who have been with us 10, 15, and 20+ years!

Culture at Intermedia is built on teamwork and transparency. We hold each other accountable and always have each other’s back!

About the role:

Intermedia’s Information Security team is seeking a Senior Security Engineer with a strong passion for threat detection, incident response, and security engineering. The ideal candidate thrives in digging through data to find anomalies, identifying root causes, uncovering malicious activity, recommending corrective actions, and working cross-functionally to drive remediation and strategic improvements.

Key Responsibilities

• Security Monitoring & Incident Response
  • Monitor and triage security alerts from SIEM, EDR, and other tools; escalate and respond as needed.
  • Investigate security incidents, determine root cause, document findings, and develop IOCs to prevent recurrence.
  • Support escalations from internal employees or customers with security-related concerns.
• Security Engineering & Tooling
  • Assist with security reviews related to infrastructure and system changes.
  • Build, enhance, and maintain internal security tooling and scripting repositories.
  • Contribute to the development of detection content, alert tuning, and automation pipelines.
• Strategic & Team Contributions
  • Drive annual security team goals and cross-functional initiatives.
  • Author and maintain clear, actionable documentation and knowledge bases.
  • Mentor junior team members and share expertise across the organization.
  • Participate in a rotating on-call schedule for security operations support.

Required Qualifications

• 5+ years of experience in a security engineering or operations role.
• Bachelor or Master’s degree in Computer Science, Electrical Engineering, Computer Engineering, or equivalent related work experience
• Deep expertise in Windows and Linux operating systems.
• Strong understanding of networking fundamentals (TCP/IP, DNS, HTTP/S, etc.).
• Hands-on experience with cloud platforms (AWS, Azure, or GCP) — cloud security knowledge preferred.
• Familiarity with virtualization technologies and associated security controls.
• Demonstrated experience in at least one of the following:
  • Penetration Testing: Offensive security and exploitation techniques.
  • Digital Forensics: Host, network, or memory-based investigation.
  • Threat Hunting: Detection engineering and hypothesis-driven threat investigation.
• Knowledge of modern security tooling (SIEM, EDR, vulnerability management, SOAR).
• Strong documentation and communication skills; fluent in written and spoken English.

Diversity, Inclusion, and Equal Opportunity

We hire, promote, and compensate employees based on their ability to perform their job responsibilities, without regard to race, color, creed, religion, sex, gender, marital status, national origin, ancestry, age, citizenship, physical or mental disability, sexual orientation, or any other basis protected by applicable law (collectively referred to in our Code of Conduct as “Protected Classes”). We do not tolerate employment discrimination in the workplace, and we are committed to making reasonable accommodations for identified disabilities or other limitations as required by all applicable laws. We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status