Job description
Senior Network Engineer
Location: Craigavon
Contract Type: Contract, 6+ months
The Opportunity
A leading UK-based technology services organisation is seeking an experienced Senior Network Engineer to play a critical role in the delivery, design, and support of enterprise-grade network and security solutions for thier public sector client. This Senior Network Engineer position offers the opportunity to operate as a trusted technical authority while influencing service quality, solution design, and continuous improvement initiatives.
As a Senior Network Engineer, you will function as a subject matter expert, combining deep technical expertise with strong customer engagement skills to ensure successful outcomes and long-term client satisfaction.
The Role
The Senior Network Engineer will take a lead role in the implementation, optimisation, and ongoing support of complex network and security environments. You will mentor colleagues, contribute to best practices, and help shape technical standards while working closely with customers, vendors, and internal stakeholders.
This Senior Network Engineer role requires strong hands-on experience across enterprise networking, security, and modern software-defined technologies, along with a passion for continuous learning and emerging solutions.
Key Responsibilities
Act as a trusted technical advisor and Senior Network Engineer for enterprise customers
Design, implement, and support secure, resilient network solutions
Operate as a subject matter expert, reviewing and improving solution designs
Lead complex network and security implementations, including testing and change control
Deliver LAN, WAN, WLAN, data centre, and security solutions aligned to best practices
Ensure compliance with relevant security standards and regulations
Produce high-quality technical and design documentation
Collaborate with vendors and partners on emerging technologies
Participate in a 24x7 on-call rota
Contribute to innovation, service improvement, and knowledge sharing across the team
Essential Skills & Experience
Proven experience as a Senior Network Engineer or equivalent enterprise role
CCNP-level networking expertise (certification or demonstrable experience)
CCSP-level security knowledge (certification or demonstrable experience)
Strong experience with Cisco technologies: LAN, WAN, WLAN, SDA, SD-WAN, ISE, DNAC, ACI
Experience with Fortinet technologies: FortiGate, FortiSwitch, FortiWireless, FortiSASE
WAN technologies including MPLS, Internet, L2VPNs, and access technologies
Cyber security solutions: firewalls, IPS, UTM/UTP, SASE, ZTNA, cloud security
Enterprise customer-facing experience (commercial, public sector, or government)
Strong documentation skills using Visio, Word, and Excel
Excellent communication and stakeholder management skills
Desirable Experience
Advanced Cisco or Fortinet certifications
Software-defined networking (SD-WAN, SDA)
Scripting and automation (Python, Ansible)
Public cloud platforms (Azure, AWS, GCP)
Experience in managed services or support environments
Why Apply?
If this role sounds interesting to you, click apply to share your CV or get in touch with VANRATH for a confidential chat.
