OneMain Financial Jobs

Description

Our client is seeking a Network Engineer III to work on-site at Scott AFB. The selected candidate shall provide network analysis, design, implementation, and troubleshooting services to engineer, evaluate, and recommend secure network solutions that meet mission requirements and optimize network/system performance. This position supports secure, multi-transport hub-and-spoke architectures in direct support of deployable aviation platforms and ground network environments. A Secret clearance is required to be considered for the position. Responsibilities: Responsible for the design, implementation, testing, operations, and maintenance of secure enterprise and deployable network architectures. Specific responsibilities include: Engineer and maintain Cisco IOS-XE routing platforms in complex hub-and-spoke environments Implement and troubleshoot IKEv2/IPSEC (FlexVPN) secure overlay architectures Design and support Front-Door VRF (FVRF) architectures for multi-transport WAN environments Configure and validate BGP peering, route filtering (prefix-lists/route-maps), and community-based policy control Support integration and troubleshooting with Type I encryption devices (e.g., TACLANE KG-175 series) Analyze and resolve Security Association (SA) establishment and encrypted traffic flow issues Validate traffic symmetry and PACE-based failover behavior across multiple transport paths Build and replicate production scenarios in lab environments (GNS3, CML, virtual routers) prior to deployment Develop and execute structured test plans for new integrations, enhancements, and issue reproduction Provide advanced troubleshooting across routing, encryption, transport, and policy layers Produce clear, structured technical documentation and network diagrams Collaborate across engineering, operations, and mission stakeholders to support secure communications environments Qualifications Equipment / Tool Familiarity: Cisco IOS-XE routers and switches Palo Alto firewalls General Dynamics TACLANE KG-175 series (Type I encryption devices) BGP, OSPF, and EIGRP routing protocols IPSEC / IKEv2 / FlexVPN architectures Multi-transport WAN architectures (commercial SATCOM familiarity preferred) Network monitoring and logging platforms (Splunk, SolarWinds) VMware virtualized environments Cisco Identity Services Engine (ISE) Spectracom SecureSync (NTP servers) Cisco voice technologies (CUCM, CUBE, CME) - familiarity preferred Technical Skills: Strong understanding of hub-and-spoke network design principles Experience implementing secure encrypted overlays across diverse transport mediums Advanced troubleshooting of IPSEC/IKEv2 and BGP interactions Experience implementing route filtering and policy enforcement using prefix-lists and route-maps Ability to analyze routing asymmetry and traffic path selection Familiarity with multi-transport resiliency models and PACE-based routing strategies Ability to independently design, test, validate, and implement network changes Strong analytical and problem-solving skills Strong and ample experience documenting and diagramming network architectures Exposure to network automation frameworks (Python, Ansible, structured configuration templates) – strongly preferred Education: BA/BS + 7 years of experience Certifications: CCNP Required (CCNP needed for the Lead, CCNA is fine for the Sr position) Must meet 8140 IAT II certification Desired: CCIE, CISSP, Palo Alto certifications, Cisco voice/security certifications

Skills

Network engineering, Cisco routers, Cisco switches, bgp, ospf, eigrp, Ccnp

Top Skills Details

Network engineering,Cisco routers,Cisco switches,bgp,ospf,eigrp,Ccnp

Additional Skills & Qualifications

Desired: CCIE, CISSP, Palo Alto certifications, Cisco voice/security certifications

Experience Level

Expert Level

Job Type & Location

This is a Contract to Hire position based out of Scott Air Force Base, IL.

Pay and Benefits

The pay range for this position is $50.00 - $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 Scott Air Force Base,IL.

Application Deadline

This position is anticipated to close on Apr 21, 2026.

h4>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.