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£70,000 - £85,000/yr

Senior Network Administrator (UK)

United KingdomUnited Kingdom·Londonsenior
Network AdministratorInfrastructure & Cloud
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Quick Summary

Requirements Summary

CHAOS Industries does not accept unsolicited resumes or outreach. Unsolicited submissions will not be reviewed or compensated. #LI-onsi

Technical Tools
Network AdministratorInfrastructure & Cloud

Nice to Have

~1 min read
  • PCNSE or higher
  • Aruba certifications (ACMP, ACDX, etc.)
  • Network automation (Python, Ansible, APIs)
  • Cloud networking (AWS GovCloud, Azure Government)
  • Zero Trust / SASE, Zscaler ZIA / ZPA or similar
  • High-availability or mission-critical systems background
  • Defence contractor or rapid-deployment experience

CHAOS Industries is a defense technology company, founded in 2022, that has raised $1 billion from investors including 8VC, Accel and Valor Equity Partners. You’ll own the design, security and uptime of the network that supports critical national security missions.

Responsibilities

~1 min read
  • →Design, deploy and maintain secure networks across classified and unclassified environments
  • →Run Palo Alto firewalls (PAN-OS, Panorama, GlobalProtect) and Aruba switching, wireless and ClearPass
  • →Implement segmentation, zero-trust and policy enforcement
  • →Monitor performance, troubleshoot complex issues and support incident response
  • →Handle vulnerability remediation, RMF/STIG compliance and system accreditation (ATO)
  • 8+ years in network administration in enterprise or DoD environments
  • Hands-on Palo Alto experience (NGFW, Panorama, VPNs, threat prevention)
  • Hands-on Aruba experience (switching, wireless, ClearPass NAC)
  • Strong TCP/IP, BGP, OSPF, VLANs and VPNs
  • Experience in classified environments (SIPR/NIPR or equivalent)
  • Familiarity with RMF, NIST 800-53 and STIGs
  • Active UK SC clearance (DV preferred), or eligibility to obtain SC
  • Private medical, dental and vision, 100% paid by the company for you and your dependents
  • 5% pension match
  • Pre-IPO stock options, relocation assistance and annual bonuses (coming soon)
  • Fully stocked kitchen
  • Free daily lunch when you’re on-site

The stated compensation range reflects only the targeted base compensation range and excludes additional earnings such as bonus, equity, and benefits. If your compensation requirements fall outside of the range, we still encourage you to apply. The salary range for this role is an estimate based on a range of compensation factors, inclusive of base salary only. Actual salary offer may vary based on (but not limited to) work experience, education and/or training, critical skills, and/or business considerations. 



#LI-onsite

 

Location & Eligibility

Where is the job
London, United Kingdom
On-site at the office
Who can apply
GB

About this job

Pay per year
£70,000–£85,000 a year
Who can apply
United Kingdom
Posted
Today
Employer
has 174 open jobs on Jobera in 2 countries.

Listing Details

Posted
November 2, 2026
First seen
November 2, 2026
Last seen
November 2, 2026

Posting Health

Days active
0
Repost count
1
Trust Level
72%
Scored at
November 2, 2026

Signal breakdown

freshnesssource trustcontent trustemployer trust
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Senior Network Administrator (UK)£70,000 - £85,000