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Senior Network Administrator (UK)

For international applicants

Visa

Sponsorship not stated in the posting.

Ask the employer before you apply.

Visa salary

Meets the UK Skilled Worker salary threshold (£41,700, as of Oct 2026)

  • UK Skilled Worker threshold: £41,700 a year, or the going rate for the occupation, if higher.
  • Posted pay, taken as full-time and yearly (the posting doesn’t say): £70,000–85,000.

Indicative, not legal advice. UK Skilled Worker figure in force since 22 Jul 2025, checked 18 Oct 2026. Official source

Moving

Relocation support.

The posting mentions help with moving. Confirm the package and eligibility with the employer.

Your work rights

  • London, United Kingdom
  • £70–85k/year (assumed)
  • Employment type: Full-time ·
  • Level: Senior

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About the employer

ChaosindustriesListed on Arbeitnow · arbeitnow.co.uk

Working in United Kingdom

Possible country route: Skilled Worker. A licensed sponsor, certificate of sponsorship and an eligible role are needed. Salary and English requirements depend on the application.

Outside the UK: usually 3 weeks after submitting the application, identity and documents. Sponsor preparation and appointments are additional.

What to check before applying
  1. Verify the sponsor. Confirm the employer can issue a certificate of sponsorship for this role.
  2. Check current requirements. Use GOV.UK for the salary, English, fees and maintenance rules.
  3. Complete the application. Prepare documents and the identity check; do not book relocation against a guaranteed date.
Official immigration guidance ↗

Reviewed 2026-10-14. Country routes are context, not a confirmation that this vacancy or your passport qualifies.


Description (EN)

Senior Network Administrator (Palo Alto / Aruba)
London (On-site) | £70,000 - £85,000 + pre-IPO stock options

Please note: Active UK SC clearance (DV preferred), or eligibility to obtain SC.

Own the secure network behind a UK defence programme, from architecture through to day-to-day operations.

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.

What you’ll do

  • 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)

You’re a fit if you have

  • 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

Nice to have

  • 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

What you get

  • 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

Apply now. It takes just 2 minutes.

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. 

Recruiting Agencies: CHAOS Industries does not accept unsolicited resumes or outreach. Unsolicited submissions will not be reviewed or compensated.

#LI-onsite

 

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