PGI is a global consultancy that helps organisations build digital resilience. We deploy our people to implement solutions on behalf of clients or to support them in developing their own capabilities. Our vision is a world resilient to digital threats and online harm. To achieve this, we need to grow our team of talented and passionate people. Our clients include some of the most well-known global brands, national governments, and innovative growing businesses. We operate in an exciting, fast-growing sector that bears increasing relevance and importance to nation-states, corporates, universities, and NGOs.
PGI's Senior Infrastructure Engineer will play a crucial role in ensuring the stability, security, and scalability of our IT infrastructure. This position combines technical design expertise with hands-on implementation, proactive system management, and a commitment to continuous improvement. You will work closely with the IT team and business stakeholders to deliver robust infrastructure solutions that align with organisational goals and ensure projects progress smoothly.
Design, deploy, and manage scalable, secure infrastructure solutions using primarily Microsoft technologies, with flexibility to incorporate others based on professional judgement.
Develop and maintain detailed documentation infrastructure architecture.
Lead the technical design and implementation of new infrastructure projects, ensuring alignment with business goals, minimising IT support issues, and addressing business pain points.
Prepare project quotes, including cost and time estimates, and liaise with suppliers to secure the best-fit products and preferential pricing by leveraging market knowledge.
Deliver high-quality, functional, and well-documented solutions for complex tasks with minimal supervision.
Collaborate effectively with the Lead Infrastructure Engineer, Head of IT, Head of Risk & Compliance, and rest of the IT department, providing expert guidance, contributing to technical discussions, and fostering a collaborative and innovative environment.
Share knowledge to upskill team members and ensure alignment with IT competency goals, while challenging decisions to ensure technically sound outcomes.
Manage and maintain core infrastructure components such as servers, storage, and networking equipment to ensure availability, performance, and security.
Implement and oversee an improved IT Change Management process
Serve as a point of escalation for complex support issues.
Contribute expert input to security policies, and take ownership of other processes and procedures to protect company data and infrastructure.
Ensuring our systems remain in compliance with industry standards such as Cyber Essentials+, DCC and ISO/IEC 27001.
Conduct and contribute to security assessments and audits to identify and mitigate risks, keeping the Head of IT and Head of Risk & Compliance informed of new and resolved vulnerabilities.
Plan and implement resolutions for findings from third-party penetration tests, documenting actions taken.
Collaborate with the IT Support team, business units, and external vendors, confidently representing infrastructure expertise.
Communicate effectively with stakeholders to understand requirements and provide updates on projects and initiatives.
Provide data for reports on infrastructure performance, issues, and improvements, and maintain strong working relationships with key stakeholders.
Stay current with emerging technologies and industry trends, particularly within the Microsoft ecosystem.
Impart knowledge to relevant teams and individuals while identifying opportunities for process improvements.
Analyse existing platforms and systems to understand their functionality and interoperability, recommending and implementing enhancements to optimise efficiency and effectiveness.
Lead initiatives to automate and streamline infrastructure management tasks, building business cases to balance benefits against competing priorities.
A minimum of 7-10 years’ experience in Microsoft-based on prem & SaaS infrastructure engineering.
Comprehensive expertise in Microsoft technologies, including Windows Server, Active Directory, Entra, Intune, Defender XDR & Sentinel, Azure and Microsoft 365 administration
Additional experience in other associated technologies such as SharePoint, Purview, conditional access, zero trust, SSO/SAML/OAuth/SCIM, passkeys, Windows Hello for Business etc. is highly advantageous.
Extensive knowledge of switching, routing, firewalls, 802.1X, VLANs, IP networks, Wi-Fi, Zero Trust networking, virtualisation (Hyper-V/Azure), block and/or blob storage.
Demonstrable experience in PowerShell scripting. Other automation methods such as Logic Apps, Power Automate etc. is highly desirable.
A proven track record of successfully leading infrastructure projects from initiation to completion.
Exceptional analytical, problem-solving, and decision-making abilities.
Strong communication and interpersonal skills, with the capability to collaborate effectively with diverse teams and stakeholders.
Diversity, Equity and Inclusion at PGI
As a British company which operates internationally, we draw strength from the diversity of our people. Without our diverse team, we couldn’t do the work we do. We are involved in projects across 80+ geographies, our people speak 25+ languages and come from a variety of backgrounds. By hiring and cultivating a diverse, equitable and inclusive workforce, we can uphold values that enable every member of the team to thrive, while delivering novel solutions to novel problems.
Accessibility at PGI
Every individual has different requirements, so we are committed to implementing reasonable adjustments to mitigate physical and non-physical barriers in the workplace.
We strive to make the recruitment process as accessible as possible, but if you have any questions or concerns, please get in touch.
Please note: We are not accepting applications or speculative profiles from any recruitment agencies. If we require additional resource, we will reach out to you.
PGI helps organisations build digital resilience. We deploy our people to implement solutions on behalf of clients or support you to develop your own capabilities.
We have worked with SMEs, corporations, NGOs and governments around the world, in more than 25 languages.
In a world in which threat actors develop their techniques almost as fast as technology moves, we will help you to navigate threats, using our technology-supported human insight.
