Senior Network Engineer

Senior Network Engineer When registering to this job board you will be redirected to the online application form. Please ensure that this is completed in full in order that your application can be reviewed. Come and join the Littlefish team!

Work location:

Brentford Salary:
Up to: £70,000 Must Be eligible for SC (Must of lived in the UK for the past 5 years) Here at Littlefish, we look for people who can make areal difference and become a giant slayer.

As the world around us continues to change, we look for people who grab that change with optimism and excitement.

Theseare the passionate and high performingpeoplewho enjoy and thrive on thinking outside the box. Our current employees are the giant slayers who have made Littlefish who we are today, and you will be the future employees who continue to add the drive, passion, andadd toour skills and experience as we see Littlefish grow. So, if this is ticking your boxes and you are excited at the thought of working with creative, passionate, energetic, friendly people- we would love to hear from you.

The role and what youll be getting up to on a day to day basis:
At Littlefish, we dont just fix networks we redefine them. Were on the lookout for a Senior Network Engineer whos not only technically strong but thrives on mentoring others, solving complex challenges, and shaping the future of our infrastructure. This isnt your average engineering role. Youll be the go-to expert, the calm in the storm during major incidents, and the voice of clarity when things get complex.

And to make it even more exciting, youll be embedded onsite with one of our prestigious clients in Brentford, working right at the heart of their environment, influencing outcomes in real time and building trusted relationships face-to-face.

You will be:

Leading a small but mighty team of network engineers. Owning complex technical issues and high-priority customer tickets. Acting as a senior escalation point and subject matter expert. Driving best practices, automation, and future tech adoption. Supporting major incident resolution and mentoring engineers. Approving high-risk changes and reviewing incident reports. Shaping our network roadmap and onboarding new customers.

About you:

Proven experience in network engineering (MSP experience a plus). Deep knowledge of routing/switching (BGP, OSPF, EIGRP). Hands-on with Cisco, Juniper, Fortinet, or similar. Strong grasp of network security (firewalls, IDS/IPS, NAC). Skilled with tools like Solar Winds, Logic Monitor, etc. Excellent communicator and documentation wizard. You may also have:
Certifications like CCNP/CCIE, FCSS, Azure Admin (AZ-104), ITIL.

Experience with cloud networking (especially Azure). Familiarity with SDN, SASE, and zero trust architectures. What can we offer you? Through our one of a kind training programme, the Littlefish Academy, you can increase your earnings by £4,500 Referral bonus scheme of £1000 when you successfully refer a friend. Access to our Linked In Learning platform, with over 16000 expert-led online tutorials to enhance and achieve your personal and professional goals.

Healthcare cash plan. This will give you access to online GP appointments, 24/7 access to qualified counsellors and cash back against a range of general healthcare Casual dress policy Company Pension Scheme Company social events 25 days annual leave plus public / bank holidays Purchase of annual leave scheme Life at Littlefish:
Our company values shape who we are as a business, what we stand for and how we work. Hiring people with our values at heart, is very important as we see Littlefish grow. I am High Performing- I like to raise the bar, we look at creating opportunities to increase quality and improve efficiency, we strive for service excellence. I am Passionate
- We build team success and celebrate them together, I am enthusiastic and energetic, I care about the people I work with and we support one another. I Have a Can-Do Attitude - I am not afraid to step outside my comfort zone, we are not afraid to challenge status quo, we get stuff done! So, if you feel like you can make a tangible difference, apply today, and join us on this journey.

Here at Littlefish we aim to be somewhere everyone can be themselves. We are committed to encouraging a diverse and inclusive community where everyone irrespective of who they are, or their background, can feel equal and supported. We encourage applications from people of all backgrounds. Please get in touch if you are concerned about any difficulties you may face during your recruitment process, so we adjust accordingly.

Part of our application process includes a set of ED&I (Equality, diversity and inclusion) questions. Please note, each question has a prefer not to say option).