Systems Administrator / GitHub Enterprise

Cognitive Group | Part of the Focus Cloud Group; United Kingdom; Remote; GBP 70,000 - 110,000; Full time

Job summary

A leading IT consulting firm is seeking a GitHub Enterprise Subject Matter Expert to optimize administration and governance of GitHub environments. The role involves collaboration with security and engineering teams to enhance platform security and productivity. Candidates should have proven experience administering GitHub at scale, with strong IT systems knowledge. This is a full-time remote role for candidates based in the UK.

Qualifications

• Proven experience administering GitHub Enterprise in large or complex environments.
• Hands-on experience with GitHub Advanced Security features.
• Strong knowledge of GitHub governance and enterprise policies.

Responsibilities

• Lead GitHub Enterprise administration, including managing access permissions.
• Implement governance frameworks and security policies.
• Collaborate with teams to enforce compliance and optimize performance.
• Oversee GHAS features such as code scanning, secret scanning, and dependency management.
• Collaborate with engineering, DevOps, and security teams to enforce compliance and audit logging.

Skills

GitHub administration experience

Knowledge of governance and access control

Experience with GitHub Advanced Security

SSO/identity management expertise

Strong systems administration background

Familiarity with DevOps principles

Analytical and problem-solving skills

Security awareness

Tools

GitHub Enterprise

GHAS

Azure AD

Entra ID

Active Directory

Job description

Join a leading Microsoft partner – Digital, AI & Tech Transformation. Remote role but must be UK based and eligible for SC Clearance. No sponsorship can be offered.

We are looking for a GitHub Enterprise Subject Matter Expert (SME) to lead the administration, governance, and optimisation of enterprise GitHub environments. You should have demonstrated experience in administering GitHub Enterprise at scale, with a strong background in IT systems administration and enterprise platform management.

In this role, you will work closely with engineering teams, security, and leadership stakeholders to ensure the GitHub Enterprise environments are secure, compliant, and optimized for developer productivity. You will also provide guidance on best practices, implement access controls, and manage the platform across multiple teams and projects.

Key Responsibilities

• Take ownership of GitHub Enterprise administration for customers, managing organisations, repositories, teams, roles, and access permissions.
• Implement and maintain GitHub governance frameworks and policies, including branch protection, security policies, and change management.
• Manage SSO and identity integration (Azure AD / Entra ID / Active Directory) for enterprise user access.
• Oversee GitHub Advanced Security (GHAS) features, such as code scanning, secret scanning, and dependency management.
• Collaborate with engineering, DevOps, and security teams to enforce compliance, audit logging, and platform best practices.
• Support CI/CD pipelines and developer workflows, providing expertise and guidance without being purely a DevOps engineer.
• Monitor and optimize platform performance, repository structures, and usage patterns.
• Provide training, guidance, and support to internal teams on GitHub Enterprise usage and policies.

Required Skills & Experience

• Proven experience administering GitHub Enterprise in large or complex environments.
• Strong knowledge of GitHub governance, access control, and enterprise policies.
• Hands‑on experience with GHAS features, code scanning, secret scanning, and dependency management.
• Experience with SSO/identity management integration (Azure AD, Entra ID, or similar).
• Strong systems administration or IT background; comfortable managing enterprise tools at scale.
• Familiarity with DevOps principles and CI/CD pipelines; able to provide guidance without being purely a developer.
• Excellent analytical, problem‑solving, and communication skills.

Seniority level

• Mid‑Senior level

Employment type

• Full‑time

Job function

• Information Technology

Industries

• IT Services and IT Consulting