IBM SiXworks
Security Platform Engineer
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Work on Technology That Protects What Matters
At SiXworks, we build secure digital solutions that support Defence and National Security missions. Our teams work on complex problems where reliability, security, and speed of innovation matter.
We’re looking for a Security Platform Engineer who enjoys solving difficult technical challenges and wants their work to have real operational impact.
What You’ll Do
As a Security Platform Engineer, you’ll help design, build, and deliver secure digital solutions in highly secure environments. You’ll work alongside engineers, architects, and delivery specialists to develop technology that enables faster, safer decision-making for critical operations.
Your work may include:
- Deploy, and maintain secure infrastructure within Kubernetes environments
- Administer and maintain Splunk for log aggregation, monitoring, alerting, and threat detection
- Operate and manage Nessus for vulnerability scanning, reporting, and remediation tracking
- Integrate security tools into CI/CD pipelines and cloud-native workflows
- Automate security processes using scripting or infrastructure-as-code approaches
- Collaborate with engineering and DevOps teams to embed security best practices
- Maintain artefacts as code and documentation for systems, processes, and configurations
- Documenting configuration of security tooling.
What We’re Looking For
We value people who take ownership, think critically, and enjoy working as part of a collaborative team tackling complex challenges. You don’t need to tick every box, but we’re particularly interested in people with skills/experience in:
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- Proven experience as a Security Engineer, Platform Engineer, or similar role
- Deploying and managing EDR agents
- Hands-on experience with Kubernetes
- Experience managing and administering SIEM tooling (e.g. Splunk)
- Experience deploying vulnerability scanning and analysis tooling (e.g. Nessus)
- Kubernetes observability (e.g. fluentbit)
- Familiarity with container security principles and tools
- Scripting or automation skills (e.g. Python, Bash, or similar)
- Understanding of security frameworks and best practices
- Knowledge of configuring SIEM tooling.
- Basic understanding of threat frameworks, such as ATT&CK.
- Experience with additional SIEM or observability platforms
- Experience with Microsoft Defender
- Experience with DevSecOps practices and pipeline security
- Certifications such as CKA, CKAD, CISSP, CEH, or similar
- Exposure to threat modelling and security architecture design
Just as important are curiosity, strong problem solving ability, and the motivation to continuously improve how technology is designed and delivered.
About SiXworks
SiXworks is a specialist digital innovation partner delivering secure, mission-critical technology to Defence and National Security organisations. We focus on digital experimentation, secure-by-design architecture, cloud technologies, and rapid application development to help our customers move faster and stay ahead of evolving challenges.
Our team combines expertise from across technology, business, and operational backgrounds including the armed forces creating a collaborative environment where practical thinking and innovation thrive.
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Why Join Us
Our culture is guided by six principles: Agility, Security, Innovation, Quality, Collaboration and Inclusivity our North Star for how we work. SiXworks is a leading provider of secure digital solutions, specialising in digital experimentation and focused on fail-safe-fast cutting-edge technology solutions deployed in highly secure environments.
As an end-to-end digital innovation and delivery partner, we turn complex challenges into mission-critical digital advantages. This is a thrilling time for us, with ambitious plans for growth. We are looking for brilliant, experienced, driven and self-motivated people to join the team on our journey.
We offer competitive salaries and a package that supports your wellbeing and development, including 25 days annual leave + bank holidays, free Private Medical cover and Life Assurance, Generous pension (10% employer, 5% employee contribution), Bonus and Professional development and training support. In addition to secure parking, gym, café & restaurant on site and lots of open break out spaces.
A word on UK Security Clearance
Due to the secure nature of the position and working environment, you must have or be eligible to obtain Security Clearance. More details relating to UK Security Clearance can be found here: United Kingdom Security Vetting: clearance levels - GOV.UK
Interested? Please apply - https://sixworks.bamboohr.com/careers/270
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