Senior Application Developer Jobs in Lexington, SC

Description:

The Senior Network Engineer/Architect will serve as the client's Senior technical resource for enterprise network architecture, engineering, and modernization initiatives. This individual will be responsible for designing, implementing, and optimizing large-scale network infrastructure across the site, data center, cloud, wired, and wireless environments while supporting the long-term vision for the client's Enterprise Data Network (EDN). The role requires expertise in advanced routing and switching, network security technologies, infrastructure modernization, and network automation to improve reliability, scalability, and operational efficiency.

Responsibilities include:

• Design, engineer, and implement enterprise network infrastructure solutions across campus, data center, cloud, wired, and wireless environments
• Develop scalable and resilient network architectures that align with institutional business and technology objectives
• Lead network modernization initiatives, including remediation of aging infrastructure and lifecycle planning efforts
• Design and support network security technologies, including firewalls, VPNs, Network Access Control (NAC), and security policies.
• Develop and maintain network automation and Infrastructure-as-Code solutions using tools such as Ansible, Terraform, and Python.
• Monitor network health, capacity, performance, and operational metrics to improve reliability and service delivery.
• Provide advanced troubleshooting, incident response, and Tier III support for complex network issues.
• Create and maintain network architecture documentation, standards, diagrams, and operational procedures.
• Collaborate with Information Security, Enterprise Architecture, Cloud Services, Facilities Planning, vendors, and other stakeholders on critical infrastructure initiatives.

Required Skills and Qualifications:

• Advanced Routing & Switching Experience: Proven experience designing, implementing, and troubleshooting enterprise routing and switching environments in large, complex network infrastructures.
• Network Automation & Infrastructure-as-Code Experience: Hands-on experience developing and maintaining network automation solutions using tools such as Ansible, Terraform, Python, or similar orchestration platforms.
• Network Security Infrastructure Experience: Experience implementing and supporting firewalls, VPNs, Network Access Control (NAC), and network security policies within enterprise environments.
• Enterprise Network Architecture & Modernization Experience: Experience leading enterprise network design, infrastructure upgrades, and modernization initiatives to improve resiliency, scalability, and operational performance.

Preferred Skills and Qualifications

• Cloud Networking Experience: Experience designing and supporting networking within AWS, Azure, or hybrid cloud environments.
• Cisco Enterprise Networking Experience: Experience supporting Cisco enterprise networking technologies, including software-defined networking (SDN) environments.
• CCNP Cert.

Additional Skills & Qualifications

• This is a 9-12 month contract opportunity with the possibility of extension. This is an onsite role at the client.

This is a Contract position based out of Columbia, SC.

The pay range for this position is $55.00 - $65.00/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)

This is a fully onsite position in Columbia,SC.

This position is anticipated to close on Aug 13, 2026.

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.

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.