Senior Infrastructure/Network Engineer - Ref 2896 UK Aberdeen

Prosource.it; Aberdeen City; Hybrid; GBP 65,000 - 90,000; Full time

Benefits offered by this job

Company Pension Scheme

Private Medical and Dental Insurance

Group Income Protection

Group Life Assurance

Cycle to Work

Electric Vehicles

Job summary

prosource.it in Aberdeen is seeking a Senior Infrastructure/Network Engineer to lead complex enterprise projects, bridging hands-on engineering with governance and client-facing delivery.

You will review designs, ensure security and resilience, work with SI teams, and drive operational transitions. The role suits someone who communicates well and thrives in a collaborative, delivery-focused environment.

Qualifications

• Extensive experience in infrastructure or network engineering roles.
• Progressed from hands-on engineer to leadership/assurance/governance.
• Experience reviewing third-party infrastructure and network designs.
• Strong understanding of enterprise infrastructure operations.
• Experience operational acceptance and service transition.
• Strong stakeholder engagement and communication.
• Ability to challenge designs constructively.
• Analytical and problem-solving skills.
• Experience in governance environments.
• Experience with VMware, Cisco Data Center, Nexus, Cisco ACI, AD, PAM, backup/DR.

Responsibilities

• Review and challenge supplier-provided HLDs and LLDs.
• Provide technical assurance across infrastructure, network and security workstreams.
• Act as the operational representative in governance forums.
• Ensure designs meet operational standards and service requirements.
• Assess designs for security, maintainability and resilience.
• Identify operational risks and gaps early in design lifecycle.
• Review infrastructure, network segmentation, identity management and security proposals.
• Collaborate with systems integrators, programme and operations teams.
• Ensure monitoring, backup, patching, DR and support requirements are included.
• Challenge assumptions; ensure alignment with programme objectives.
• Participate in tech review boards and governance meetings.
• Provide recommendations on infrastructure, networking and security best practices.

Skills

Infrastructure engineering

Network engineering

Governance

Stakeholder engagement

Analytical skills

Problem solving

Security controls

OT experience

CNI sectors

IEC 62443

Tools

VMware

Cisco Nexus

Cisco ACI

Active Directory

PAM

Backup & DR

Job description

Reference: 2896

Posted on 2 October 2026

Join a people-centred technology team that thrives on innovation, collaboration and delivering meaningful outcomes. We're looking for a talented and motivated Senior Infrastructure/Network Engineer to join our growing team. In this role, you'll work alongside experienced professionals, contribute to impactful projects and help deliver solutions that create real value for our clients. If you enjoy solving complex challenges, working in a supportive environment and continually developing your skills, we'd love to hear from you.

What you’ll do

• Review and challenge supplier-produced HLDs and Low Level Designs LLDs
• Provide technical assurance across infrastructure, network and security workstreams
• Act as the operational representative within technical governance and design authority forums
• Ensure solutions align with operational standards, support models and service management requirements
• Assess designs for supportability, maintainability, resilience and security
• Identify operational risks and service transition gaps early in the design lifecycle
• Review infrastructure, network segmentation, identity management and security architecture proposals
• Work closely with systems integrators, programme teams, operations teams and technical stakeholders
• Ensure monitoring, backup, patching, disaster recovery and support requirements are incorporated into all designs
• Challenge assumptions and ensure solutions meet both programme objectives and operational requirements
• Participate in technical review boards, design authority meetings and governance forums
• Provide recommendations relating to infrastructure, networking, operational support and security best practice

What to bring

• Extensive experience within infrastructure engineering, network engineering or technical infrastructure roles
• Proven background progressing from hands-on engineering into technical leadership, assurance or governance positions
• Experience reviewing and challenging infrastructure and network designs delivered by third-party suppliers or systems integrators
• Strong understanding of infrastructure operations and support within complex enterprise environments
• Experience taking systems through operational acceptance and service transition into live support
• Strong stakeholder engagement and communication skills
• Ability to challenge technical designs constructively and confidently
• Excellent analytical and problem-solving capabilities
• Experience operating within structured governance environments
• Experience within the following technologies:
  • VMware
  • Cisco Data Centre technologies/Cisco Nexus/Cisco ACI
  • Network segmentation, firewall technologies and security controls
  • Active Directory
  • Privileged Access Management (PAM)
  • Backup, disaster recovery and operational support models
• Operational Technology (OT)
• Critical National Infrastructure (CNI) sectors
• IEC 62443
• OT/IT network separation programmes

Why prosource.it?

Technology is constantly evolving, and so are we.

Since our beginnings as a managed ITservices provider, prosource.it has grown alongside the organisations we support, adapting to changing technologies and business needs. Today, we deliver a broad range of technology and business services that help clients plan, implement and embrace change successfully.

While technology is at the heart of what we do, we know that delivering lasting value takes more than technical expertise alone.By combining innovative thinking with practical experience and strong client partnerships, we help organisations realise the full potential of their technology investments. From adopting emerging technologies and delivering complex transformation programmes to improving day-to-day operations, we focus on achieving outcomes that make a measurable difference. As technology continues to evolve, we're committed to staying at the forefront of change, helping our clients embrace new opportunities and shape what's next.

We've built our reputation on being knowledgeable, approachable and easy to work with. Our people bring a wealth of skills and experience, united by a shared commitment to doing the right thing for our customers.With aculture built on teamwork, accountability andtrust,ourpeople are empoweredtowork in a way thatmakesa meaningful impact.

If you're looking for a role where you can make adifference,develop professionallyand be part of a team that's helping organisations navigate an ever-changing technology landscape, we'd love to hear from you.

What You’ll Get in Return

Our people are central to our success, and we're committed to creating an environment where they can thrive.As a business with a broad and varied client base, we can offer opportunities to gain experience across multiple industries, take on new challenges and continue developing your skills. Whether you're looking to deepen your expertise or broaden your experience, we'll support you in building a rewarding career.

We're also committed to helping our people continue to learn and progress. For those pursuing professional qualifications, we'll fund approved self-study materials and exam fees, and reward successful exam passes with an incentive bonus.

Alongside a competitive salary.

• Company Pension Scheme
• Private Medical and Dental Insurance
• Group Income Protection
• Group Life Assurance
• Salary sacrifice schemes for both Cycle to Work and Electric Vehicles

prosource.it. Building careers, not just jobs.

We’re committed to creating an inclusive and accessible recruitment process.If you have any access needs or require adjustments at any stage of the application or assessment process, please let us know — we’re happy to support you.

Please note:All offers of employment will be subject to background checks and confirmation of the right to work in the UK.

Due to the high volume of applications we receive, we are unable to respond to every applicant individually. If you have not heard from us within 4 weeks of submitting your application, please assume that your application has not been successful on this occasion. We thank you for your interest in prosource.it and encourage you to apply for future opportunities that match your skills and experience.