Senior Information Technology Engineer

Nickel Cars Of Abilene, Inc.
Richardson, United States of America
4 days ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English
Experience level
Senior

Job location

Richardson, United States of America

Tech stack

Microsoft Windows
Wireless LAN
Microsoft Active Directory
Amazon Web Services (AWS)
Amazon Web Services (AWS)
Amazon Web Services (AWS)
Systems Engineering
Backup Devices
Bash
Software as a Service
Cloud Computing
Computer Security
Desktop Computing
Disaster Recovery
Multi-Factor Authentication
Monitoring of Systems
Identity and Access Management
Virtual Private Networks (VPN)
Python
Network Security
Windows Server
Networking Basics
Routing
Powershell
Azure
SharePoint
Software Vulnerability Management
Wireless Networks
Network Routers
Scripting (Bash/Python/Go/Ruby)
Software Troubleshooting
Firewalls (Computer Science)
Amazon Web Services (AWS)
Information Technology
Palo Alto Networks
Fortinet
3-tier Architectures
Cisco networks
Vulnerability Analysis

Job description

We are seeking a Senior IT Network & Systems Engineer with 10-12 years of progressive experience across systems engineering, networking, cloud administration, security, and technical team oversight. This role is ideal for a senior?level engineer who is still deeply hands?on but has also taken on leadership or light management responsibilities.

This position involves 70-75% hands-on technical engineering (helpdesk escalation, systems, networking, security, cloud) and 25-30% team leadership and management oversight (mentoring junior engineers, coordinating work, assisting with vendor management, and advising leadership on technical direction).

You will support a hybrid infrastructure environment that includes on-prem Active Directory integrated with Microsoft 365, AWS services, modern endpoint management, network security infrastructure, and enterprise SaaS applications., Hands-On Engineering (70-75%)

  • Cloud & Systems Engineering
  • Architect, administer, and troubleshoot AWS cloud services (IAM, EC2, S3, VPC, monitoring).
  • Manage hybrid Microsoft 365 and Active Directory services (Exchange Online, Teams, SharePoint permissions, Azure AD).
  • Maintain Windows servers, patching, backups, disaster recovery procedures, and monitoring systems.
  • Networking & Security
  • Configure, maintain, and troubleshoot enterprise network components: switches, routers, firewalls (e.g., Fortinet, Cisco, Palo Alto), VPN, WLAN.
  • Implement and manage security tools: endpoint protection, MFA, email security, vulnerability management, and security monitoring.
  • Participate in incident response, root?cause analysis, and remediation efforts.
  • Helpdesk & Escalation Support
  • Serve as Tier 3 technical escalation for complex issues across systems, networking, and security.
  • Maintain endpoint environment (Windows laptops/desktops, SaaS applications, patching, compliance).
  • Oversee user lifecycle workflows and ensure provisioning standards across AD and Microsoft 365.
  • Technical Projects & Architecture
  • Lead implementation of IT infrastructure projects including migrations, upgrades, and new technology rollouts.
  • Document systems, create runbooks, and improve operational processes and automation.

Management & Leadership (25-30%)

  • Provide guidance, mentorship, and technical oversight to junior and mid?level IT staff.
  • Coordinate daily workload, set priorities, and ensure timely delivery of IT services.
  • Collaborate with leadership on technical strategy, budgeting, infrastructure planning, and vendor management.
  • Maintain accountability for system uptime, security posture, and SLA performance.
  • Assist in drafting IT policies, security standards, and operational documentation.

Requirements

  • 10-12 years of hands-on experience in IT systems engineering, network engineering, and cloud administration.
  • 4+ years of AWS experience
  • Strong expertise with AWS, Microsoft 365, Active Directory, Windows Server, and modern endpoint management.
  • Deep knowledge of networking fundamentals: firewalls, VPNs, switching, routing, and wireless networks.
  • Strong background in IT security, including MFA, vulnerability scanning, endpoint protection, and patching.
  • Experience acting as a technical lead or team supervisor (formal management experience is helpful but not required).
  • Strong troubleshooting, analytical thinking, and ability to self?manage in high?paced environments.
  • Experience with scripting or automation (PowerShell, Python, Bash) is preferred.
  • Relevant certifications are a plus (AWS, CCNA/CCNP, Microsoft, Security+, etc.).

Benefits & conditions

  • Excellent benefits including Medical, Dental, Vision, and company-paid Life Insurance.
  • Generous 401(k) with aggressive company match.
  • Convenient location near Legacy West.

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