Senior DevOps Engineer

WA Consultants Ltd; London; Hybrid; GBP 125,000 - 150,000; Full time

Job summary

An IT consulting firm is seeking a Senior DevOps Engineer for a 12-month contract in Central London. The role focuses on designing and managing high-performance network and cloud infrastructure, requiring deep expertise in F5, Palo Alto, CheckPoint, and AWS. Candidates should have strong hands-on experience with modern DevOps tools and practices. This position mandates 3 days per week on-site, offering competitive compensation.

Qualifications

• Extensive hands-on experience with F5 load balancers.
• Strong experience in Palo Alto and CheckPoint firewalls.
• Proficient with AWS services including EC2, ELB, VPC.
• Strong scripting skills (Bash, Python).
• Experience managing production systems.

Responsibilities

• Design, implement, and manage F5 appliances in AWS.
• Configure and manage Palo Alto and CheckPoint firewalls.
• Implement CI/CD pipelines using Jenkins and GitLab CI.
• Automate infrastructure provisioning with Terraform and Ansible.
• Monitor and optimize system performance.

Skills

Hands-on experience with F5 load balancers

Strong experience with firewall platforms

Proficient with AWS services

Scripting skills in Bash/Python

Understanding networking protocols

Tools

Jenkins

GitLab CI

Docker

Terraform

Ansible

Job description

Senior DevOps Engineer – 12 months contract – SC clearance – inside IR35 up to £750 per day umbrella

Must be 3 days per week on site in Central London

We are seeking an experienced Senior Engineer with deep expertise in network appliances to join our growing infrastructure and DevOps team. The ideal candidate will play a key role in designing, implementing, migrating and maintaining secure, scalable, and high-performance infrastructure, with a particular focus on network and cloud environments. This role requires advanced hands-on experience with F5, Palo Alto, CheckPoint firewalls, Zscalar and AWS, alongside fluency in modern DevOps tools and practices.

Key Responsibilities
Design, implementation, and administration of F5 appliances in AWS.
Converge multiple solutions of network patterns and create a self service, single pattern for the service.
Configure and manage network security appliances, particularly Palo Alto and CheckPoint firewalls in enterprise environments.
Design, deploy, and manage AWS cloud infrastructure, ensuring high availability, security, and per-formance.
Implement and maintain CI/CD pipelines using tools like Jenkins, GitLab CI.
Automate infrastructure provisioning using IaC/CaC tools such as Terraform, Ansible.
Monitor, troubleshoot, and optimize systems, networks, and application performance across hybrid environments.
Collaborate with security, development, and operations teams to enforce DevSecOps best practic-es.
Participate in incident response, root cause analysis, and implement long-term fixes.
Maintain and document configurations, processes, and network topologies.

Required Qualifications
Extensive hands-on experience with F5 load balancers expertise.
Strong experience with firewall platforms: Palo Alto Networks and CheckPoint.
Strong experience in Zscalar is preferrable
Solid understanding of networking protocols and concepts (TCP/IP, DNS, SSL/TLS, routing, etc.).
Proficient with AWS services including EC2, ELB, VPC, IAM, CloudWatch, S3,VPC Lattice, Transit Gateway, VPN and more.
Practical knowledge of DevOps tools: Git, Jenkins, Docker, Ansible, Terraform.
Strong scripting skills (Bash, Python, or equivalent).
Experience in managing production systems, preferably in regulated or high-availability environ-ments.
Experience in mentoring junior members of the team

WA Consultants is an Employment Business and an Employment Agency as described within The Conduct of Employment Agencies and Employment Businesses Regulations 2003.