Cloud / PreSales Engineer - (AWS, Docker, Docker Swarm)

Mayflower Recruitment Ltd; United Kingdom; On-site; GBP 50,000 - 70,000; Full time

Job summary

A prominent recruitment agency seeks an Engineer for their sales and support team focused on cloud-hosted systems. The ideal candidate will support containerized environments using Docker and manage production systems for security solutions. Strong AWS proficiency and a detail-oriented mindset are essential. This full-time position is based in London offering mid-senior level responsibilities.

Qualifications

• 2+ years experience in a technical support or DevOps role.
• Strong hands-on experience with Docker in a production environment.
• Proficiency with AWS services like EC2 and S3.

Responsibilities

• Support cloud-hosted production environments for electronic security platforms.
• Monitor and troubleshoot distributed containerized services.
• Collaborate with DevOps and software engineering teams.

Skills

Docker

Problem-solving

AWS services

Linux server environments

Networking

Scripting

Education

3+ years in technical support or DevOps

Tools

Docker Swarm

Git

Kubernetes

Job description

Overview

We are looking for a technically capable and detail-oriented Engineer to join our sales and support team for a well-known Security Integrator. You will be responsible for supporting cloud-hosted systems on AWS, with a strong focus on containerized environments using Docker and Docker Swarm.

Our systems provide critical infrastructure for physical and electronic security solutions, so reliability, responsiveness, and attention to detail are essential. You’ll work closely with development, security, and infrastructure teams to ensure uptime, resilience, and ongoing improvement of our platform.

Key Responsibilities

• Provide support for cloud-hosted production and staging environments used in electronic security platforms.
• Monitor, maintain, and troubleshoot distributed containerized services using Docker and Docker Swarm.
• Respond to and resolve incidents, working to minimize downtime and ensure high system availability.
• Investigate system performance, log anomalies, and service issues, escalating when appropriate.
• Collaborate with DevOps and software engineering teams to implement improvements and automation.
• Maintain thorough documentation of system configurations, processes, and known issues.
• Assist in system upgrades, patching, and performance tuning.
• Support security compliance and auditing activities where applicable.
• Participate in an on-call support rotation.

Required Skills & Experience

• 2+ years of experience in a technical support, DevOps, or infrastructure engineering role.
• Strong hands-on experience with Docker and Docker Swarm in a production environment.
• Proficiency with core AWS services: EC2, S3, CloudWatch, IAM, ELB, ECS/ Fargate, and RDS.
• Solid understanding of Linux server environments, command-line operations, and scripting.
• Experience in supporting real-time or mission-critical systems (security, IoT, or similar sectors).
• Familiarity with log aggregation, monitoring, and alerting tools (e.g., ELK, Prometheus, Grafana).
• Good understanding of networking, VPNs, load balancing, DNS, and firewalls.
• Comfortable with Git and CI/CD workflows.
• Excellent troubleshooting skills and structured problem-solving approach.
• Strong written and verbal communication skills.

Desirable / Nice to Have

• Experience with Microsoft Azure cloud services.
• Background or familiarity with electronic security systems, access control, or surveillance technology.
• Exposure to Infrastructure as Code tools (e.g., Terraform, CloudFormation).
• Knowledge of container security and cloud compliance best practices.
• Experience with scripting languages (e.g., Python, Bash, PowerShell).
• Understanding of security certifications or industry compliance (e.g., ISO 27001, SOC 2) is a plus.
• Experience with Kubernetes or OpenShift for container orchestration.
• Familiarity with CI/CD pipelines and automation tools (e.g., GitHub Actions, Jenkins).
• Exposure to monitoring tools like Prometheus, Grafana, or ELK stack.
• Experience supporting enterprise customers in a B2B SaaS or software product company.
• Experience with access control and intrusion detection systems.
• Familiarity with virtualization technologies (e.g., VMware, Hyper-V).
• Knowledge of database systems (e.g., PostgreSQL, MS SQL).
• Relevant industry certifications (e.g., CompTIA Network+, Security+, CCNA).
• Experience providing technical training to end-users.

Required Qualifications

• Experience:
• 3+ years in a technical support, DevOps, or systems engineering role.
• Hands-on experience with Docker, docker-compose, and container lifecycle management.
• Experience supporting or integrating MinIO or similar S3-compatible object storage.

Technical Skills

• Familiarity with advanced networking concepts and protocols (TCP/IP, DNS, DHCP, VLANs, routing, proxies, firewall configuration, etc.).
• Strong Ubuntu Linux system administration and troubleshooting skills.
• Proficient in working with CLI tools and analyzing logs.
• Experience with storage solutions, volume mounts, and container data persistence.

Soft Skills

• Excellent communication skills for dealing with technical and non-technical users.
• Problem-solving mindset with attention to detail.
• Excellent troubleshooting and problem-solving skills with a logical and methodical approach.
• Ability to manage multiple priorities and respond promptly to issues.

Mayflower is acting as an Employment Agency in relation to this vacancy.

Seniority level

• Mid-Senior level

Employment type

• Full-time

Job function

• Consulting

Industries

• IT Services and IT Consulting

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