IT Infrastructure Datacentre Engineer
Costain Group
The IT department at Costain provides our corporate and project-based colleagues with core digital technology which enables us all to perform productively, collaboratively and securely.
The Infrastructure Services team provides a wide portfolio of this technology, including end-user compute equipment, on-premise server estate, messaging & collaboration tools (mainly O365) backups, patching services amongst many other things. Deployment and management of on-premise virtualised servers (Nutanix) and physical servers. Working as part of the Infrastructure Services team, you will be part of a small team of engineers responsible for the operations of our on premise infrastructure in the Manchester colocation Datacentre, with a DR site located in Farnborough colocation Datacentre. You will be responsible for the installation, operation, and maintenance of the IT infrastructure, ensuring high availability and optimal performance of servers and storage. This role will support efforts in upgrading and maintaining IT infrastructure while ensuring security, scalability, and compliance with industry standards. The position also involves working closely with various teams, providing technical support, and ensuring the efficient operation of mission-critical systems. You will be based primarily at the Manchester office, with the ability to work from home depending on current workload. Occasional travel to other Costain locations and out of hours working may be required. Responsibilities
Responsibilities You will have good end-to-end technical understanding and some experience in implementing and supporting all aspects of a datacentre operations and maintenance, including: Storage Server Operating Systems Security Virtualization & Cloud Integration Collaboration Documentation & Reporting You will also be expected to: Be comfortable with documentation, process and knowledge transfer Rack and patch (so a degree of physical lifting will be required), configure, test, troubleshoot and support various server, storage and network equipment Have at least basic experience with networking inc. switches, routers, firewalls. Knowledge, Skills, and Experience Essential Significant UK experience in IT Understanding and the experience with virtualisation technologies Understanding and knowledge of storage technologies Good understanding and experience of Windows server operating systems In-depth knowledge in TCP/IP, DNS and DHCP Ability to work with other teams and system owners both in-house and outsourced Hybrid cloud environments e.g. Active Directory (On-premise and Entra) Have a ‘secure by design’ & ‘Zero-Trust’ approach and attitude to IT and cyber security Ability to troubleshoot and resolve technical issues across a variety of platforms and systems Excellent verbal and written communication skills Proven organisational skills Desirable Nutanix Cisco Nexus and Catalyst switches Cisco Meraki equipment including firewalls and switching Knowledge of Routing Protocols, Firewalls, VPNs, IDS/IPS Understanding of SD-WAN technologies Ability to troubleshoot and implement firewall changes inc. IPSec VPN Experience with virtual SaaS devices – ideally Zscaler ZIA\ZPA VEEAM backup technology Experience with Cyber Essentials Plus Understanding and some experience of Linux operating system Qualifications
Essential Relevant certifications such as Microsoft MCSA, AWS/Azure Security clearance (SC) or the ability to obtain this level of clearance Desirable Bachelor’s degree in Computer Science, Information Technology or related field ITIL Relevant Cyber Security qualifications Nutanix certification #LI-JO1
Costain helps to improve people’s lives with integrated, leading edge, smart infrastructure solutions across the UK’s energy, water, transportation and defence markets. We help our clients improve their business performance by increasing capacity, improving customer service, safeguarding security, enhancing resilience, decarbonising and delivering increased efficiency. Our vision is to be the UK’s leading smart infrastructure solutions company. We will achieve this by focusing on blue chip clients whose major spending plans are underpinned by strategic national needs, regulatory commitments, legislation or essential performance requirements. We offer our clients leading edge solutions that are digitally optimised through the following five services which cover the whole lifecycle of their assets: future-shaping strategic consultancy; consultancy and advisory; digital technology solutions; asset optimisation and complex programme delivery. Our culture and values underpin everything we do.
Costain appreciate the time and effort taken when applying for one of our positions but, due to the high volume of responses, we are unable to provide individual feedback on candidates at application phase. We do share individual feedback following an interview. A Disability Confident employer will generally offer an interview to any applicant that disclose they have a disability and meets the minimum criteria for the job as defined by the employer. It is important to note that in certain recruitment situations such as high-volume, seasonal and high-peak times, the employer may wish to limit the overall numbers of interviews offered to both disabled people and non-disabled people.
For more details please go to the Disability Confident website:
The Infrastructure Services team provides a wide portfolio of this technology, including end-user compute equipment, on-premise server estate, messaging & collaboration tools (mainly O365) backups, patching services amongst many other things. Deployment and management of on-premise virtualised servers (Nutanix) and physical servers. Working as part of the Infrastructure Services team, you will be part of a small team of engineers responsible for the operations of our on premise infrastructure in the Manchester colocation Datacentre, with a DR site located in Farnborough colocation Datacentre. You will be responsible for the installation, operation, and maintenance of the IT infrastructure, ensuring high availability and optimal performance of servers and storage. This role will support efforts in upgrading and maintaining IT infrastructure while ensuring security, scalability, and compliance with industry standards. The position also involves working closely with various teams, providing technical support, and ensuring the efficient operation of mission-critical systems. You will be based primarily at the Manchester office, with the ability to work from home depending on current workload. Occasional travel to other Costain locations and out of hours working may be required. Responsibilities
Responsibilities You will have good end-to-end technical understanding and some experience in implementing and supporting all aspects of a datacentre operations and maintenance, including: Storage Server Operating Systems Security Virtualization & Cloud Integration Collaboration Documentation & Reporting You will also be expected to: Be comfortable with documentation, process and knowledge transfer Rack and patch (so a degree of physical lifting will be required), configure, test, troubleshoot and support various server, storage and network equipment Have at least basic experience with networking inc. switches, routers, firewalls. Knowledge, Skills, and Experience Essential Significant UK experience in IT Understanding and the experience with virtualisation technologies Understanding and knowledge of storage technologies Good understanding and experience of Windows server operating systems In-depth knowledge in TCP/IP, DNS and DHCP Ability to work with other teams and system owners both in-house and outsourced Hybrid cloud environments e.g. Active Directory (On-premise and Entra) Have a ‘secure by design’ & ‘Zero-Trust’ approach and attitude to IT and cyber security Ability to troubleshoot and resolve technical issues across a variety of platforms and systems Excellent verbal and written communication skills Proven organisational skills Desirable Nutanix Cisco Nexus and Catalyst switches Cisco Meraki equipment including firewalls and switching Knowledge of Routing Protocols, Firewalls, VPNs, IDS/IPS Understanding of SD-WAN technologies Ability to troubleshoot and implement firewall changes inc. IPSec VPN Experience with virtual SaaS devices – ideally Zscaler ZIA\ZPA VEEAM backup technology Experience with Cyber Essentials Plus Understanding and some experience of Linux operating system Qualifications
Essential Relevant certifications such as Microsoft MCSA, AWS/Azure Security clearance (SC) or the ability to obtain this level of clearance Desirable Bachelor’s degree in Computer Science, Information Technology or related field ITIL Relevant Cyber Security qualifications Nutanix certification #LI-JO1
Costain helps to improve people’s lives with integrated, leading edge, smart infrastructure solutions across the UK’s energy, water, transportation and defence markets. We help our clients improve their business performance by increasing capacity, improving customer service, safeguarding security, enhancing resilience, decarbonising and delivering increased efficiency. Our vision is to be the UK’s leading smart infrastructure solutions company. We will achieve this by focusing on blue chip clients whose major spending plans are underpinned by strategic national needs, regulatory commitments, legislation or essential performance requirements. We offer our clients leading edge solutions that are digitally optimised through the following five services which cover the whole lifecycle of their assets: future-shaping strategic consultancy; consultancy and advisory; digital technology solutions; asset optimisation and complex programme delivery. Our culture and values underpin everything we do.
Costain appreciate the time and effort taken when applying for one of our positions but, due to the high volume of responses, we are unable to provide individual feedback on candidates at application phase. We do share individual feedback following an interview. A Disability Confident employer will generally offer an interview to any applicant that disclose they have a disability and meets the minimum criteria for the job as defined by the employer. It is important to note that in certain recruitment situations such as high-volume, seasonal and high-peak times, the employer may wish to limit the overall numbers of interviews offered to both disabled people and non-disabled people.
For more details please go to the Disability Confident website:
Reference: WJCPA-5429_383880 · Posted 13 Nov 2026, 12:52 AM