Sr. SOC Engineer
Open Systems
London, Greater London
6d ago

Do you enjoy the combination of technology and people? Read on, this job might just be for you!

About Open Systems

Open Systems delivers cybersecurity beyond expectations. We partner with organizations to boost the security performance of their digital transformations.

Our award-winning Managed Detection and Response (MDR) and Secure Access Service Edge (SASE) services connect and protect customers today, while increasing their security maturity for tomorrow.

Open Systems’ Mission Control SOCs and NOCs are staffed by certified, outcome-obsessed engineers who provide 24x7 global coverage.

They leverage a platform backed by data science and years of finetuning complex processes to better understand and reduce attack surfaces.

Our deep expertise as a 5-time Microsoft Gold Partner accelerates and simplifies the path to security maturity by unlocking the value of existing investments in Microsoft security tools.

Deployed in nearly 10,000 locations across 184 countries, Open Systems has earned an out of this world 97% retention rate.

No wonder our customers call it crazy good cybersecurity.

Discover more at

Join us and empower our ambitious SOC team as a

Senior SOC Engineer (Remote UK)

Your Mission

As a Sr. SOC Engineer, you will leverage our unique SOC platform to perform continuous threat detection and response in some of the world’s most advanced and complex infrastructures.

You will be the last line of defense for our customers, protecting them from threats that have evaded existing security controls.

You run investigations to ground and respond, or provide our customers with direction and recommend response actions. As a primary user of the SOC platform, and a senior-level team member, your input will also help shape the future direction of this innovative platform and service, as we continually evolve our threat detection capabilities and improve SOC efficiency.

Key Responsibilities

  • Monitoring, detecting, and responding to threats in customer environments using our SOC platform
  • Developing incident response plans and working with customers to contain identified threats
  • Communicating regularly with customers and providing security expertise and advice
  • Acting as an escalation resource for Open Systems SOC Security Analysts who are triaging security events and observations to identify potential threats
  • Tuning threat detection for both general and specific customer environments to minimize noise and amplify signal
  • Assisting with the design of new SOC workflows and processes to improve SOC scalability and efficiency
  • Participate in DevSecOps to continually improve threat detection capability and accuracy
  • Maintaining proficiency by following the latest trends and developments in cybersecurity
  • Your Qualifications

  • Minimum 5 years of operational experience (detection and response) working in a SOC or the equivalent as a member of an IT security team
  • Familiarity with common and latest forms of malware, attacker tools, and techniques
  • Ability to design and implement new approaches for detecting attacks and effective containment techniques, including scripting, analytics, and automation.
  • Strong understanding of IP networking fundamentals and internet protocols such as TCP / IP, HTTP, TLS, SMTP, DNS, and SSH
  • Knowledge of Linux, Mac, and Windows operating systems, mobile devices, and the IT application landscape (Microsoft Office, Active Directory, Collaborative Tools, etc.)
  • High-level understanding of public cloud Infrastructure-as-a-Service (IaaS) environments such as AWS, Azure, and Google Cloud and Software-as-a-Service (SaaS) solutions like Office 365
  • Experience working with a selection of SIEM, TIP, malware analysis, and vulnerability assessment / management tools as well as multiple sources of threat intelligence to properly categorize suspicious behavior
  • Knowledge and understanding of security concepts and best practices through practical experience as well as familiarity with cybersecurity frameworks such as NIST, CIS, ISO, or PCI DSS
  • Degree in computer science, computer engineering, information systems, or equivalent work experience in a related field
  • Technical information security certifications such as GIAC, OSCP, CREST, CCIE, HCISPP, CCSP, Microsoft Azure Security Engineer associate are a plus
  • Hands-on experience installing, configuring, or tuning some or all of the following security technologies : Network firewalls, WAF, IDS / IPS, secure web gateways / web proxy, IAM solutions, endpoint protection (EPP / AV / HIDS), endpoint detection, and response solutions (EDR), DLP / FIM, NAC, and VPN / encryption
  • What We Offer

    Want to join a crazy good cybersecurity team? You’ll be among people who believe in :

    Caring PASSIONATELY about keeping our customers safe We’re dedicated to solving problems. Whatever it takes.

    Thinking UNCONVENTIONALLY to stay ahead The world never fails to surprise us. So let’s surprise it first.

    Doing the hard work to make things SIMPLE Craft and hone something that delights in its simplicity.

    Working COLLABORATIVELY to build success The power of the team will always make us faster and better.

    As a testament to this, Open Systems has been recognized as an outstanding place to work. You’ll be surrounded by smart teams who enrich your experience and provide opportunities you will need to develop your skills and advance your career.

    This is a remote UK position. Our SOC team collaborates globally, working out of Zürich and Redwood City, California.

    Come as you are! We search for amazing people of diverse backgrounds, experiences, abilities, and perspectives. Open Systems welcomes and encourages diversity in the workplace regardless of race, gender, religion, age, sexual orientation, disability, or veteran status.

    Direct applications only will be considered.


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