Infrastructure Engineer - Systems Administrator in Hampshire, Portsmouth
Infrastructure Engineer - Systems Administrator

Infrastructure Engineer - Systems Administrator in Hampshire, Portsmouth

Portsmouth +1 Full-Time 45000 - 50000 £ / year (est.) No home office possible
Mexa Solutions LTD

At a Glance

  • Tasks: Support and improve infrastructure while delivering impactful projects in a hands-on role.
  • Company: Join a forward-thinking organisation that prioritises IT, security, and resilience.
  • Benefits: Competitive salary, full-time onsite work, and opportunities for professional growth.
  • Other info: Collaborative environment with a focus on technical excellence and career development.
  • Why this job: Make a real difference by solving complex problems and enhancing security measures.
  • Qualifications: Experience in 3rd line support and strong knowledge of Windows Server and Microsoft 365.

The predicted salary is between 45000 - 50000 £ per year.

You’re the person people turn to when the issue isn’t straightforward. The one who understands how the environment fits together. The one who doesn’t just fix the problem but thinks about why it happened and how to stop it from happening again. This role is for an Infrastructure Engineer who enjoys a mix of 3rd line BAU support and meaningful project delivery across the systems/infrastructure engineering environment, within an organisation that takes IT, security, and resilience seriously. It’s a hands-on, trusted role where your technical judgement matters.

What’s in it for you?

  • Salary: £45,000 – £50,000+
  • Location: Portsmouth (full-time onsite)
  • Role type: Infrastructure / systems engineering
  • Balance: BAU ownership alongside structured project work
  • Exposure: Infrastructure, Microsoft cloud, endpoint management and cyber security
  • Influence: Real input into standards, tooling, and how things are done

What you’ll be doing

  • Acting as a senior technical escalation point across the infrastructure estate
  • Supporting and improving on-prem systems including servers, storage, and core services
  • Delivering infrastructure and security-focused projects from design through to implementation
  • Working across the Microsoft stack, including:
  • Microsoft 365 Intune and device management
  • Entra ID / identity and access
  • SCCM
  • Playing an active role in cyber security initiatives, including endpoint protection, vulnerability management, and responding to security findings
  • Supporting penetration testing activity and helping implement recommendations
  • Contributing to change control, documentation, and technical standards
  • Working closely with senior stakeholders to explain risks, options, and decisions in plain English
  • Helping improve resilience, security posture, and long-term infrastructure planning
  • What you’ll bring

    • Strong experience in a 3rd line / infrastructure engineering role
    • Solid knowledge of Windows Server environments, on-prem infrastructure, and core networking concepts
    • Good hands-on exposure to Microsoft 365, Intune, Entra ID, and endpoint management
    • Awareness of cyber security principles, vulnerability management, and modern endpoint protection
    • Confidence delivering technical projects, not just supporting them
    • A methodical approach to change, documentation, and risk
    • Clear communication skills and the confidence to challenge when needed

    This role suits someone who enjoys being trusted with complex environments, likes getting stuck into both technical problems and projects, and wants to work somewhere that values doing things properly.

    Interested? Send your CV to bob.bath@mexasolutions.com and let’s have a confidential chat.

    Locations

    Portsmouth Hampshire

    Infrastructure Engineer - Systems Administrator in Hampshire, Portsmouth employer: Mexa Solutions LTD

    At our Portsmouth-based company, we pride ourselves on being an excellent employer that values technical expertise and fosters a collaborative work culture. With a competitive salary range of £45,000 – £50,000+, we offer our Infrastructure Engineers not only the opportunity to engage in meaningful project delivery but also the chance to influence standards and practices within a supportive environment. Our commitment to employee growth is evident through hands-on experience with cutting-edge technologies and active involvement in cyber security initiatives, ensuring that you are always at the forefront of the industry.
    Mexa Solutions LTD

    Contact Detail:

    Mexa Solutions LTD Recruiting Team

    StudySmarter Expert Advice 🤫

    We think this is how you could land Infrastructure Engineer - Systems Administrator in Hampshire, Portsmouth

    ✨Tip Number 1

    Network like a pro! Reach out to your connections in the industry, attend meetups, and engage in online forums. You never know who might have the inside scoop on job openings or can refer you directly.

    ✨Tip Number 2

    Show off your skills! Create a portfolio or GitHub repository showcasing your projects and technical expertise. This gives potential employers a tangible look at what you can do beyond just a CV.

    ✨Tip Number 3

    Prepare for interviews by practising common technical questions and scenarios related to infrastructure engineering. We recommend doing mock interviews with friends or using online platforms to boost your confidence.

    ✨Tip Number 4

    Apply through our website! It’s the best way to ensure your application gets noticed. Plus, it shows you’re genuinely interested in joining our team and makes it easier for us to connect with you.

    We think you need these skills to ace Infrastructure Engineer - Systems Administrator in Hampshire, Portsmouth

    3rd Line Support
    Infrastructure Engineering
    Windows Server
    Microsoft 365
    Intune
    Entra ID
    SCCM
    Cyber Security Principles
    Vulnerability Management
    Endpoint Protection
    Technical Project Delivery
    Change Control
    Documentation
    Risk Management
    Clear Communication Skills

    Some tips for your application 🫡

    Tailor Your CV: Make sure your CV speaks directly to the role of Infrastructure Engineer. Highlight your experience with 3rd line support, Microsoft technologies, and any relevant projects you've delivered. We want to see how you fit into our world!

    Showcase Your Problem-Solving Skills: In your application, don’t just list your skills; tell us about a time you tackled a tricky issue. We love candidates who can think critically and not just fix problems but also prevent them from happening again.

    Keep It Clear and Concise: When writing your application, clarity is key! Use straightforward language and avoid jargon unless it’s relevant. We appreciate candidates who can communicate complex ideas in plain English.

    Apply Through Our Website: We encourage you to apply through our website for a smoother process. It helps us keep track of applications and ensures you don’t miss out on any important updates from us!

    How to prepare for a job interview at Mexa Solutions LTD

    ✨Know Your Tech Inside Out

    Make sure you brush up on your knowledge of Windows Server environments, Microsoft 365, and endpoint management. Be ready to discuss specific projects you've worked on and how you tackled complex issues. This will show that you not only understand the technology but can also apply it effectively.

    ✨Prepare for Scenario Questions

    Expect questions that ask you to solve hypothetical problems or explain how you would handle certain situations. Think about past experiences where you had to troubleshoot or improve a system. Use the STAR method (Situation, Task, Action, Result) to structure your answers clearly.

    ✨Communicate Clearly and Confidently

    Since you'll be working with senior stakeholders, practice explaining technical concepts in plain English. This will demonstrate your ability to communicate effectively and ensure everyone is on the same page. Remember, confidence is key!

    ✨Show Your Passion for Cyber Security

    Given the emphasis on cyber security in this role, be prepared to discuss your awareness of security principles and any relevant initiatives you've been involved in. Highlight your understanding of vulnerability management and how you’ve contributed to improving security posture in previous roles.

    Infrastructure Engineer - Systems Administrator in Hampshire, Portsmouth
    Mexa Solutions LTD
    Location: Portsmouth

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