Sr. Network Engineer

SR Network Engineer (Onsite -
Lowell, AR)
Location: Lowell, Arkansas (Onsite)
Type:
Contract-to-Hire (6 months)

Overview
Join a leading
transportation and logistics organization operating one of the largest networks
in North America. As a Sr Network Engineer, you will design,
implement, and support enterprise-scale Core, WAN, and Cloud network
environments that directly support critical business operations across
thousands of locations.
This is a highly
visible, hands-on role where you'll lead complex initiatives, mentor junior
engineers, and help modernize network infrastructure through automation and
cloud technologies.

Key Responsibilities

• Design and manage enterprise Core, WAN, and Cloud network architectures
• Lead deployment, configuration, and maintenance of network infrastructure (on-prem + cloud)
• Provide advanced troubleshooting across Layer 1-7
• Build and maintain network automation solutions (Ansible, Terraform, Python, etc.)
• Integrate Infrastructure as Code (IaC) into CI/CD pipelines (Git-based)
• Monitor and optimize network performance using tools like SolarWinds, Datadog, Splunk, Prometheus
• Enhance network security (firewalls, segmentation, access control)
• Collaborate cross-functionally with Security, Infrastructure, and Application teams
• Mentor junior engineers and lead technical initiatives end-to-end
• Maintain documentation including diagrams, standards, and processes

Required Qualifications

Bachelor's degree in Computer Science, Engineering, or related field (or
equivalent experience)

7+ years of Network Engineering experience

Strong experience with:
o Routing protocols: BGP,
OSPF, EIGRP
o Switching: VLANs,
STP, VXLAN
o Network hardware:
routers, switches, firewalls

Proven experience in network automation (Ansible, Terraform,
Python, Shell, etc.)

Experience with monitoring, configuration management, and automation
systems

Strong troubleshooting and problem-solving skills
Note: This role is not eligible for sponsorship.

Preferred Qualifications

• Certifications: CCNP, CCIE, AWS Advanced Networking, or Azure Network Engineer
• Experience with:
  • Cloud networking:
    • AWS (VPC, Transit Gateway, Direct Connect)
    • Azure (VNets, ExpressRoute)
  • Firewalls: Palo Alto, Fortinet, Cisco ASA
  • Load balancing: F5, NGINX, HAProxy
  • SD-WAN and large-scale distributed networks
• Experience in logistics, transportation, or high-availability environments

Why Join

• Work on large-scale enterprise networks with real-world operational impact
• Opportunity to lead design and modernization efforts
• Exposure to cloud networking, automation, and advanced architecture
• Collaborative onsite team environment with strong technical leadership

Work Environment

• Fully onsite in Lowell, AR
• Highly collaborative network engineering team
• Participation in a 24/7 on-call rotation

Expert Level
Job Type & Location
This is a Contract to Hire position based out of Lowell, AR.
Pay and Benefits
The pay range for this position is $60.00 - $70.00/hr.
Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following:
Medical, dental & vision
Critical Illness, Accident, and Hospital
401(k) Retirement Plan - Pre-tax and Roth post-tax contributions available
Life Insurance (Voluntary Life & AD&D for the employee and dependents)
Short and long-term disability
Health Spending Account (HSA)
Transportation benefits
Employee Assistance Program
Time Off/Leave (PTO, Vacation or Sick Leave)
Workplace Type
This is a fully onsite position in Lowell,AR.
Application Deadline
This position is anticipated to close on Jun 30, 2026.

About TEKsystems

We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

About TEKsystems and TEKsystems Global Services

We're a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We're a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. We're strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We're building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.