Infrastructure Engineer

About PentenAmio

PentenAmio is a multi-award winning cyber technology company dedicated to strengthening our nation’s security and prosperity through new and innovative technology. Our advanced hardware and software products and services support our clients with Secure Mobility, Applied Artificial Intelligence and Innovation and Technical Services Solutions. To find out more visit our website at pentenamio.com.

Typical Activities

• Working in collaboration and with Project Delivery teams across the business supporting delivery outcomes for all stakeholders and customers.
• Responsibility for infrastructure development and continuous improvement including updating policies, procedures, controls and guidelines for Information Security.
• Maintaining the Information Security Management System, including supporting internal & external audits for ISO 27001 and Cyber Essentials Plus.
• Proactively identifying IT needs, proposing solutions and acting on them.
• Identifying risks and taking steps to mitigate them.
• Provide risk-based direction for future system enhancements.
• Management and definition for policies, procedures and guidelines (PPGs).
• Implementing procedures and tools that proactively ensure security of end user devices.
• Provide support for internal IT computing infrastructure - hardware and software environments, internal & external-facing networks, performance, monitoring, reporting and continual patch maintenance ensuring security of systems.
• Working with Managed Services to continue developing ITIL service culture ensuring timely updates and resolution of tickets within SLAs.
• Creating and improving support and troubleshooting documents.
• Provide technical assistance, fault diagnostics and IT support.

What we're looking for

Please note - We are not looking for full coverage across all of the below in any one candidate.

• Experience with multi-vendor enterprise IT infrastructure, installation, design, configuration and troubleshooting/support of computer, storage, networking, physical infrastructure and software.
• Experience managing technical service environments and delivering services in line with internal and external SLAs.
• Experience of Information Security and controls to mitigate threats within secure IT environments.
• Experience of working to CIS, Microsoft, NCSC, ISO27001 and Cyber Essentials Plus frameworks.
• Networking knowledge and concepts including switching, routing, firewalls, load balancing, TCP/IP, VPN/VLAN, Routing, Enterprise Wi-Fi, DHCP, DNS, IP Addressing, WAN, LAN.
• Storage knowledge of SAN, iSCSI, Multipath.
• Experience maintaining and troubleshooting Windows/Linux server and desktop platforms – Windows 10/11, Windows Server 2019/2022/2025, Ubuntu, and Debian.
• Experience with Active Directory, AD CS, GPO Management, Office 365, Azure, EntraID, Intune, Autopilot and WSUS Technologies.
• Experience with virtualisation software Hyper-V, Proxmox or VMware.
• Experience of supporting IT Platforms that maintain differing software applications across, Development, Engineering, Finance, IT, Sales, etc.
• Ability to maintain and develop scripts e.g. Bash, PowerShell.
• Containerisation experience, particularly LXC and Docker.
• Experience of Linux software such as Nginx, OpenSSL, FreeIPA.
• Experience within house monitoring tools such as the ELK Stack.
• Experience with developing and maintaining air gapped networks.
• Experience with Service Desk and Customer Support Tools.

Qualifications & Eligibility

To be eligible for this position you must:

• Be an British citizen; and
• Hold or be able to obtain a NSV-DV clearance.
• Previous experience as an Infrastructure Engineer or Systems Engineer – ideally a minimum of 3 years

Why Work at PentenAmio?

At PentenAmio, we value our employees and offer a comprehensive benefits package, including:

• Life Insurance - X4 Salary
• Private Health Scheme with no medical history checks, excess, or treatment limits
• EV Salary Sacrifice scheme
• Salary Sacrifice Company Pension, matched up to 10%
• 25 Days Holiday + Bank/Public Holidays
• Option to buy an additional 37.5 holiday hours
• Cycle to Work scheme
• Coffee & Cake mornings every fortnight
• Enhanced Maternity & Paternity leave
• Team Away Days

Additional perks:

• Free on-site parking
• Free Flu Vaccination
• Casual dress code
• Free fruit in the office
• Health & Wellbeing program

PentenAmio is committed to providing equality of opportunity for all. We aim to ensure our workplaces are free from discrimination and that our current and future colleagues, are treated fairly and with dignity and respect. Please inform us of any reasonable adjustments that we may need to make.

This role / position description is to serve as a guide. It is intended to be flexible and will continue to evolve over time with business needs and demands and may be updated periodically at the Company’s discretion.