AppGateHiring

Network Engineer - Tier 3

  • Remote, United States
  • Senior
  • Posted 8 days ago
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In one line

Remote third-tier support engineer for a zero trust network access product, handling the hardest customer network problems and mentoring the support team.

About the role

The job sits between customers' network teams and internal deployment and development staff, so the product keeps working as customer networks change.

At a glance

Pay
Not stated in the posting
Remote scope
Remote, United States
Seniority
Senior
Skills
IPv4, IPv6, VLANs, DNS, DHCP, TCP, UDP, NAT
Posted
27 Oct 2026
Last checked
3 Nov 2026

What you will do

  • Take ownership of hard customer cases and see them through to a working deployment again.
  • Help install the product in customer environments and debug remote setups when they fail.
  • Review log files with developers to find root causes, then write up post mortems.
  • Reproduce reported problems in internal and cloud labs using simulation and validation tools.
  • Write knowledge base articles and give technical talks to customers and colleagues.
  • Act as the escalation point for second-tier engineers and coach them.

What they look for

  • Five or more years in enterprise support or network engineering, with two or more at escalation level.
  • Comfortable with IP addressing and subnetting for IPv4 and IPv6, VLANs, segmentation, DNS, DHCP, TCP, UDP, NAT and routing protocols.
  • Knows authentication protocols including LDAP, SAML, RADIUS, OIDC and MFA.
  • Clear in speech and writing, able to talk to both technical and business people.

How Keywordise applies for you

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ClaudeConnectorChatGPTConnectorMuseby Meta

Claude

  1. In Claude, open Settings, then Connectors, and choose Add custom connector.
  2. Name it Keywordise and paste the connector URL.
  3. Click Connect, log in to Keywordise and approve. Then send the prompt in a new chat.
Connector URL
https://keywordise.com/mcp

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ChatGPT

  1. In ChatGPT, open Settings, then Connectors. On plans that need it, turn on developer mode first.
  2. Add a new connector with the connector URL and choose OAuth. Leave the client ID and secret empty.
  3. Log in to Keywordise and approve. Then send the prompt in a new chat.
Connector URL
https://keywordise.com/mcp

Disconnect any time in your Keywordise settings.

Muse

  1. Open Muse (muse.ai or the app) and send it the message below.
  2. If Muse asks how to sign in, answer OAuth. Open the sign-in link it sends, log in to Keywordise and approve.
  3. Send the prompt. Muse asks before it sends anything.
Message for Muse
Add a custom connector called Keywordise. It is a remote MCP server at https://keywordise.com/mcp and uses OAuth. Give me the sign-in link.

Muse is available in the US only for now.

Prompt
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How to connect

Questions about this job

Is this job fully remote, and from where?

Yes. The posting lists Network Engineer - Tier 3 as a remote role for candidates in the United States.

What does this job pay?

The posting does not state a salary, so there is no figure to quote.

What experience is needed?

It is a senior role. The posting asks for: five or more years in enterprise support or network engineering, with two or more at escalation level; comfortable with IP addressing and subnetting for IPv4 and IPv6, VLANs, segmentation, DNS, DHCP, TCP, UDP, NAT and routing protocols; knows authentication protocols including LDAP, SAML, RADIUS, OIDC and MFA. Skills it names include IPv4, IPv6, VLANs, DNS.

How do I apply with Keywordise AI?

Click Apply with Keywordise AI, create an account and upload your CV. Your CV and cover letter are written for this job from what you have really done, then Keywordise applies for you. Trial: 7 days, no card.

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