Senior Infrastructure Engineer

Arenko was founded in 2014 and we are growing rapidly in an emerging sector. We’d describe ourselves as fast-paced and inclusive. Our team are self‑motivated problem solvers who take a collaborative approach to help the business develop and grow. As we move to the high‑renewables and low‑carbon era, electricity storage is transforming the way the energy industry operates. The energy industry is fast becoming a digital and multidisciplinary sector that provides a fundamental service for modern society, but these needs must be delivered in a socially responsible way. Arenko is using new technology to add flexibility to the grid and secure supply in this fast‑changing industry, offering a huge variety of opportunities for the future. At Arenko we are strongly committed to our mission of building a sustainable future by enabling a zero‑carbon grid worldwide. Energy storage has a crucial role to play in the energy transition, and our technology enables the transformation of energy systems.

What’s the role? A Senior Infrastructure Engineer at Arenko is a technical role responsible for designing and building new AWS infrastructure alongside the software teams and maintaining the operational excellence of our existing infrastructure on the AWS platform. The role involves day to day management of our AWS infrastructure, supporting and collaborating with software development teams, considering costs and implementing long‑term strategic projects to ensure our platform fits Arenko’s future needs.

• Infrastructure Design And Implementation
  • Collaborate with cross‑functional teams to design scalable and cost‑effective AWS cloud architectures.
  • Implement infrastructure solutions using AWS services such as EC2, S3, RDS, VPC, ECS, Lambda, etc.
  • Take the lead on key projects, helping to define the appropriate architecture and deliver within timelines and cost constraints.
• Automation And Orchestration
  • Utilise Terraform to automate the provisioning, deployment, and management of infrastructure resources.
  • Implement continuous integration and continuous deployment (CI/CD) pipelines to automate infrastructure deployments.
  • Streamline operational tasks through scripting and automation, enhancing efficiency and reliability.
  • Play a role in defining best practice, tooling and ways of working to ensure that we continuously improve.
• Monitoring And Optimization
  • Monitor AWS infrastructure performance, troubleshoot issues, and implement optimisations for cost and performance.
  • Implement logging, monitoring, and alerting solutions using AWS CloudWatch, Prometheus, Grafana, and other monitoring tools.
  • Conduct periodic reviews of infrastructure to identify opportunities for optimisation and cost reduction.
• Security And Compliance
  • Implement security best practices and compliance standards in AWS environments.
  • Configure IAM roles, policies, and permissions to ensure least privilege access.
• Mentoring, Team And Ways Of Working
  • Take the lead on key projects, managing stakeholders, gathering requirements and updating the business on progress.
  • Help to facilitate team processes and meetings where appropriate, delegating for the Team Lead when needed.
  • Mentor and guide less experienced team members, helping the whole team to grow and develop as engineers.

Who are you? Here at Arenko, we appreciate every single employee and the values they bring to the company so you might be completely different to what we expected. That being said, here’s a few things we’d love you to tick the boxes on;

• You have proven experience in managing infrastructure with terraform on a cloud platform with an expert understanding of Terraform.
• You have excellent working knowledge of AWS, or other large cloud providers.
• You have a proven track record delivering large projects/improvements across complex Infrastructure deployments and platforms.
• You have good knowledge of security best practices with expertise in implementing and managing CI/CD pipelines.
• You’re experienced in containerisation using Docker.
• You have excellent problem‑solving and troubleshooting abilities.
• You have strong networking and communication skills for both technical and non‑technical stakeholders.

So what’s in it for you? Hopefully the first thing is you love what we do and want to be part of the mission but let’s be honest…that’s probably not why you’re getting up to work every day. We know that rewarding our employees is the best way to make them feel valued. This is a journey we’d love you to take with us and as we grow we look forward to finding more ways to reward and thank you for your commitment to our mission. We currently offer the following benefits with more to come in future;

• 25 days holidays in addition to public holidays, carry over flex and festive office closure.
• A genuine approach to flexible working.
• Enhanced parental leave offerings with 6 months of full salary for the primary caregiver and 1 month for the secondary caregiver.
• A yearly salary review for all employees.
• We are proud to support the continuous professional growth of our employees by providing a personal annual learning and development budget and fully covering the costs of professional membership fees and subscriptions relevant to your role.
• Access to MindTools on us.
• Bike to Work Scheme.
• Octopus EV Scheme.
• A commitment to your wellbeing, with access to our Employee Assistance Programme and complimentary eye tests in partnership with Specsavers.
• Internal working groups to focus on the things that matter to you.
• Regular opportunities to blow off some steam engage with our team, including quarterly socials, the big Festive Gathering and the Summer Party.

Want to join us? Here at Arenko, we want every employee and candidate to feel valued, comfortable, and able to be their own free self at work. Together, we are committed to building a diverse and inclusive culture that encourages, supports, and empowers the authentic voices of all our employees. All qualified applicants will receive consideration for employment without regard to race, colour, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age or any other aspect that makes you unique.