Network Security jobs in United Kingdom

We are looking for the right people — people who want to innovate, achieve, grow and lead. We attract and retain the best talent by investing in our employees and empowering them to develop themselves and their careers. Experience the challenges, rewards and opportunity of working for one of the world’s largest providers of products and services to the global energy industry.

We are actively seeking a Mid-Level DevOps Engineer to join our Technical Solutions Team, which is responsible for implementing the delivery platform across the Neftex® subsurface evaluation product portfolio. This role is ideal for self‑motivated, enthusiastic individuals who thrive in team environments and are passionate about building innovative, scalable solutions using cloud technologies.

You will work on the design, implementation, and maintenance of cloud infrastructure, CI/CD pipelines, automation tooling, and operational scripts. You will work closely with application developers in a DevOps environment.

Successful candidates will be evidently enthusiastic and motivated people who we can train up in our processes and ultimately play a key role in quality assurance initiatives across different stakeholder groups.

This role is based in our Abingdon, Oxfordshire office.

• Design, implement, and maintain cloud infrastructure to support scalable and resilient applications.
• Develop and manage CI/CD pipelines to automate build, test, and deployment processes.
• Write and maintain automation scripts for infrastructure provisioning, configuration, and deployment.
• Create operational tooling and scripts to streamline monitoring, logging, backups, and incident response.
• Collaborate with software engineers to ensure seamless integration between application code and infrastructure.
• Monitor system performance, availability, and reliability using appropriate tools and metrics.
• Troubleshoot and resolve infrastructure and deployment issues across environments.
• Implement and enforce cloud security policies and practices.
• Maintain and improve Infrastructure as Code (IaC) scripts and templates.
• Participate in Agile ceremonies and contribute to sprint planning, backlog grooming, and retrospectives.
• Document infrastructure, processes, and operational procedures.
• Stay current with emerging cloud technologies, automation frameworks, and DevOps trends, and proactively suggest improvements.

• Bachelor’s degree in Computer Science, Software Engineering, or equivalent practical experience.
• 2+ years experience in building and maintaining distributed systems in cloud environments.
• Strong experience in building and maintaining distributed systems in cloud environments.
• Hands‑on experience with at least one major public cloud provider (preferably AWS or Azure).
• Proficiency in Infrastructure as Code (IaC) using Terraform.
• Experience with CI/CD tools and practices.
• Solid scripting skills using Python, Bash, or PowerShell, AWS CLI, Flux CLI for automation of operational tasks.
• Networking including firewall principles, package filtering, and WAF.
• Familiarity with monitoring, logging, and alerting tools (e.g., CloudWatch, Prometheus, Grafana).
• Strong problem‑solving skills and ability to work in a fast‑paced, agile environment.

• Experience with containerization and orchestration tools (e.g., Docker, Kubernetes).
• Familiarity with cloud-native design patterns.
• Experience with GitOps workflows and tools.
• Exposure to configuration management tools (e.g., Ansible).
• Understanding of cloud security best practices, including:
  • Identity and Access Management (IAM)
  • Secrets management
  • Network security (VPCs, firewalls, security groups)
  • Data encryption (at rest and in transit)
  • Compliance and audit logging
• Experience working in Agile teams using Scrum or Kanban methodologies.
• Comfortable working in geographically distributed teams and cross‑functional environments.
• Familiar with SOC2 compliance requirements

Halliburton is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, disability, genetic information, pregnancy, citizenship, marital status, sex/gender, sexual preference/ orientation, gender identity, age, veteran status, national origin, or any other status protected by law or regulation.

Location

97 Jubilee Avenue, Milton Park,Abingdon,Oxfordshire,OX14 4RW, United Kingdom

Requisition Number: 204275
Experience Level:Entry-Level
Job Family:Engineering/Science/Technology
Product Service Line: [[division]]
Full Time / Part Time:Full Time

Additional Locations for this position:

Compensation Information
Compensation is competitive and commensurate with experience.

Job Segment: Cloud, Network Security, Testing, Quality Assurance, QA, Technology, Security, Quality