Estate Manager à United States

About the job

We currently have an exciting opportunity for an Infrastructure Engineer to join our existing experienced team.

We are powered by brilliant people. As a Infrastructure Engineer you will be able to demonstrate a knowledge of the following:

We are looking to recruit an IT Infrastructure Engineer to join us on exciting and important work that is underway. The successful candidates will be fully briefed on the work and their part in it. They will have daily contact with the company directors, and the opportunity for progression. Time and money will be provided for personal development and training. The successful candidate will have the opportunity to shape the company going forward, in work and in its wider environment.

Our organisation specialises in pioneering solutions within National Security & Defense, emphasising Secure by Design methodologies. As a valued member of our team, you'll contribute to cutting-edge projects, creating highly secure and high-performance software systems.

You will be looking to expand on the skills and knowledge gained through a degree or equivalent training and have a passion for solving technical problems.

• Windows Server 2016+ administration.
• VMware vSphere/vCenter/VCF, Azure/Microsoft 365 administration.
• Linux (CentOS/RedHat/Ubuntu).
• PowerShell.
• EUD provisioning (Autopilot), maintenance, patching and hardening. SSO - concepts and operation.
• Understanding of working in protectively marked environments.

• Kubernetes administration e.g. VMware TKGI DevSec.
• Ops Tooling Elastic Nessus.
• Application Packaging.
• HashiCorp.
• Terraform.
• Vault.
• Experience working in Agile sprints.
• SC/DV Clearance.

• Maintain, improve, and secure SiXworks' multi-classification, virtualised, collaboration and development environments.
• Work with IT infrastructure colleagues to improve SiXworks' 'Secure by Design' capabilities, internally and across its projects.
• Provide Infrastructure support to SiXworks' public cloud SaaS offerings (Office 365) as well as project-based systems (public, private and hybrid clouds) in implementation and support lifecycles.
• Perform maintenance tasks on the infrastructure through change control.
• Assist with monitoring and management of SiXworks' and project-based ticketing and alerting systems for new changes and security alerts.
• Triage monitoring alerts and perform appropriate action.
• Maintain monitoring components in line with infrastructure developments.
• Ensure all platforms are patched in line with provider recommendations and SiXworks security policy.
• Quickly and accurately assess impact of incidents, initiate return to service and ensure follow up actions are completed.
• Identify trends and problems and plan changes to improve stability and performance.
• Maintain cutting edge knowledge and skills in the design and build of secure public, private, and hybrid cloud and network technologies.
• Develop personal knowledge through study/research toward vocational certifications in relevant technologies/vendors.
• Advise customers and project teams on infrastructure and support aspects.
• Cascade knowledge through knowledge articles for the team and wider organisation.
• Support the SiXworks team in winning business.

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. We are unified in our mission to accelerate innovation and adoption of secure, digital technology to improve the operational agility of Defence and National Security. This is an exciting time for us, we have ambitious plans for continued growth and development, and we are seeking to add brilliant, experienced, motivated, and passionate people to our team to work with us on this journey.


Our team is a fusion of brilliance, featuring senior operational, technical, and business leaders from various industries and the armed forces. We're also powered by a league of extraordinary IT engineers, architects, developers, and project managers. Together, we're an unstoppable force of digital innovation!

SiXworks' expertise includes Secure-by-Design, cloud computing, advanced network and infrastructure design, rapid application development, cross-security domain systems, multi-tenanted High-Performance Compute, multi-source data platforms, cyber vulnerability mitigation, and intelligence systems. We provide supplier-agnostic, technical, and business consultancy to customers while championing open-source and best-of-breed technologies.


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: https://www.gov.uk/guidance/security-vetting-and-clearance.

SiXworks is an IBM subsidiary which has been acquired by IBM and will be integrated into the IBM organisation. SiXworks will be the hiring entity. By proceeding with this application, you understand that SiXworks will share your personal information with other IBM subsidiaries involved in your recruitment process, wherever these are located. More Information on how IBM protects your personal information, including the safeguards in case of cross-border data transfer, are available here: https://www.ibm.com/privacy.