Senior Infrastructure Engineer

Simply Business; City of Westminster; Hybrid; GBP 80,000 - 100,000; Full time

Job summary

A progressive financial services company in the UK is seeking a Senior BizOps Infrastructure Engineer to enhance and manage its IT infrastructure. Responsibilities include leading technical projects, driving automation, and mentoring personnel. The ideal candidate will have significant cloud-first experience, scripting proficiency, and a solid foundation in infrastructure architecture. Emphasizing a balance between work and personal life, this role offers hybrid work options and a competitive salary with benefits like private medical insurance and pension matching.

Benefits

Private medical insurance

Performance-based bonuses

Pension matching

Flexible benefits

Qualifications

• Proven experience in a cloud-first IT environment.
• Familiarity with GitHub for script management.
• Experience working in a full cloud environment with SaaS.
• Solid understanding of APIs for automation.
• Experience with IAM solutions design and implementation.

Responsibilities

• Lead large-scale IT technical projects.
• Translate business initiatives into actionable project plans.
• Oversee maintenance of network infrastructure.
• Drive automation and IaC initiatives.
• Support the professional growth of mid-level engineers.

Skills

Infrastructure architectural leadership

Scripting in PowerShell

Cloud-first solutions

Automation with Terraform

APIs usage

Tools

Terraform

AWS

Azure

GCP

Okta

Job description

Overview

As a Senior BizOps Infrastructure Engineer you'll be a key player in managing our global, multi-site IT infrastructure, ensuring its smooth operation, and driving continuous improvement. You will collaborate with a global team including 2 mid-level infrastructure engineers, a Service Desk and Support team, and an Information Security team. The role spans a diverse technology stack from end-user devices to cloud environments, with a focus on automation, security, and scalability. This position emphasizes designing IT architectural controls and standards, solving complex problems in a fast-paced environment, mentoring junior colleagues, and driving continuous improvement.

Responsibilities

• Lead and deliver large-scale technical projects across end-user device fleets (Windows/macOS), networks, and cloud environments.
• Translate complex business initiatives into actionable project plans and ensure successful implementation in a modern cloud environment.
• Manage IT and Infrastructure projects that enhance processes, networks, device deployments, and cloud/SaaS services.
• Oversee the day-to-day operations and maintenance of our network infrastructure, including VMware SD-WAN, Meraki LAN, Mist WiFi, and Netskope SASE.
• Support and supervise two mid-level IT infrastructure engineers, helping them grow professionally.
• Drive automation and Infrastructure as Code (IaC) initiatives, leveraging tools like Terraform for configuration management and CI/CD.
• Develop and maintain applications and scripts (PowerShell, Bash, Terraform and Python) to automate manual processes and improve efficiency.
• Define solutions, architectural standards and controls ownership; serve as an escalation point and architectural owner for internal technology platforms.
• Support the broader team's implementation of mass deployment and management strategies for Windows and macOS end-user devices.
• Ensure industry-standard compliance and enhance security within SaaS and PaaS cloud infrastructure.
• Identify areas for automation and continuous improvement, advocating for prioritization, including Cloud: AWS, Azure and GCP; Networking: VMware SD-WAN, Mist WiFi, Meraki LAN, Netskope SASE; IAM: Okta, Google Workspace SSO, SAML, OIDC and SCIM integrations, EntraID; Automation/IaC: GitHub, PowerShell, Bash, Python, Terraform; Patching: Automox, Nudge, Autopatch; People Data: Workday; ITSM: Fresh Service.
• Lead lifecycle of Privileged Access Management (PAM) solutions, including policy definition, Just-In-Time access, and proactive monitoring of privileged activity for security threats.

Qualifications

• Experience in infrastructure architectural leadership in a modern IT environment with a strong focus on cloud-first solutions.
• Familiarity with GitHub and proven experience writing and using scripts in production environments with PowerShell, Bash, Terraform or Python.
• Experience working in a full cloud environment, with a strong preference for SaaS.
• Solid understanding of APIs and experience using them to pull information or update configurations to drive automation.
• Demonstrated IaC experience with working knowledge of Terraform or Ansible and an understanding of CI/CD pipelines.
• Experience designing, implementing, maintaining, and supporting IAM solutions (e.g., Azure AD, Okta, Google Workspace).
• Capability to lead the lifecycle of PAM solutions, including policy definition and Just-In-Time access.

Benefits and Work Environment

We offer a great work-life balance with hybrid work options and a comprehensive benefits package. This includes generous leave policies, private medical insurance, life assurance, pension matching, and opportunities for personal development and mental health support. Salary is competitive and may include performance-based bonuses. We provide tools and programs to support learning and growth, and offer flexible benefits to meet individual needs.