# Senior Network Engineer

**Company:** [Weekday AI](http://jobs.workable.com/companies/pxG9rDgnvZm2c86JUchT1j.md)
**Location:** Remote
**Workplace:** remote
**Employment type:** Full-time
**Department:** Weekday's Client via platform

[Apply for this job](http://jobs.workable.com/view/b9b4c486-d05b-4a3d-8236-26737412de55)

## Description

**This role is for one of the Weekday's clients**

Min Experience: 0 years

Location: Nebraska

JobType: full-time  
  
We are looking for a skilled **Senior Network Engineer** with strong expertise in **email infrastructure, bounced email analysis, and network-level troubleshooting**. The ideal candidate will work on diagnosing and resolving **email delivery failures, bounce-back issues, and network routing problems** affecting large-scale communication systems. This role is suited for professionals across a wide range of experience levels who possess strong analytical skills and a solid understanding of network protocols and email systems.

You will collaborate with engineering, infrastructure, and operations teams to **monitor email delivery performance, investigate bounce reports, and optimize mail server configurations** to improve reliability and deliverability. This position requires strong troubleshooting abilities, familiarity with SMTP protocols, and knowledge of how network configurations impact email delivery.

## Requirements

**Key Responsibilities**

-   Monitor, analyze, and troubleshoot **bounced emails and email delivery failures** across enterprise systems.
-   Investigate **SMTP errors, soft bounces, hard bounces, and delivery delays** to identify root causes.
-   Work with network and infrastructure teams to diagnose issues related to **DNS, routing, firewall rules, and mail server configurations**.
-   Maintain and optimize **email infrastructure including SMTP servers, gateways, and relay systems**.
-   Analyze server logs, bounce messages, and delivery reports to resolve technical issues affecting email performance.
-   Configure and manage authentication and security mechanisms such as **SPF, DKIM, and DMARC**.
-   Collaborate with product and engineering teams to improve **email deliverability and system reliability**.
-   Monitor network performance and ensure optimal configuration for **high-volume email systems**.
-   Implement preventive measures to reduce bounce rates and ensure successful email transmission.
-   Document troubleshooting steps, root cause analyses, and solutions for recurring issues.

**Required Skills & Qualifications**

-   Strong understanding of **email protocols including SMTP, POP3, and IMAP**.
-   Experience analyzing **email bounce logs, SMTP response codes, and delivery status notifications (DSN)**.
-   Knowledge of **DNS configuration, MX records, reverse DNS, and email authentication standards (SPF, DKIM, DMARC)**.
-   Familiarity with **mail servers such as Postfix, Sendmail, Exim, Microsoft Exchange, or cloud-based email services**.
-   Solid networking knowledge including **TCP/IP, firewalls, routing, and load balancing**.
-   Experience troubleshooting issues related to **email deliverability, spam filtering, and blacklisting**.
-   Ability to analyze logs, identify patterns, and resolve complex technical issues.
-   Strong problem-solving skills with attention to detail.
-   Excellent documentation and communication skills.

**Preferred Qualifications**

-   Experience managing **large-scale email delivery systems or marketing email platforms**.
-   Familiarity with **email reputation monitoring tools and anti-spam frameworks**.
-   Exposure to **cloud infrastructure such as AWS, Google Cloud, or Azure networking**.
-   Knowledge of **automation, scripting, or monitoring tools** used in network operations.