Principal Network Engineer - Military veterans preferred



  full-time   employee

Oak Ridge
United States


SAIC is seeking a highly motivated Sr. Network Engineer to join our team in Oak Ridge, TN.


  • Provide network and network security design, engineering and support for mission-critical applications and network management, in a managed services provider role for a single customer. 

  • Work with the Network and Security Service Delivery Manager, as the Network Lead to assure delivery of a highly available, high quality and secure network.

  • This role will be responsible for the maintenance of the network, while supporting the implementation of new systems, and infrastructure recommendations and upgrades in a dynamic environment.

  • Provide hands-on technical support for WAN, Data Center Networks, proxy, load-balancing and security devices.

  • Interface with key customer contacts, project managers, other service delivery managers and staff, subcontractors, support personnel, and other stakeholders.

  • Directly execute network services projects, and operations activities.

  • Interface with SAIC program and senior management in support of the achievement of service level, financial and technical objectives.


Primary Duties and Responsibilities

  • 24X7 accountability for the customer’s WAN and Data Center and Cloud networks.

  • Designs enterprise-wide infrastructure specifications, configurations and solutions.  Possesses a deep understanding of customer’s enterprise architecture, network hardware, network design, network monitoring tools and vendors.

  • Possesses an in-depth knowledge of technology and is able to present and advise the business implications of a particular solution or a change in technological direction.  Is able to routinely apply business insights to guide and influence the design of technically robust solutions.

  • Relied upon as an expert in relevant technical subject areas.  Able to identify, evaluate, and selecting new products and recommend new technologies or equipment being considered for use.

  • Communicates well in cross-functional group settings.  Excellent verbal and written skills to communicate details to cross-functional teams.  Is able to communicate technical concepts in non-technical terms or in ways that are easy for others to understand.

  • Establishes relationships with project managers and analysts.  Presents alternative technical scenarios for consideration to resolve business issues.

  • Participates in enterprise-level technical and architectural decision making.   

  • Provides leadership in proactively recognizing and resolving issues.  Continually strives to improve customer’s technical infrastructure and make improvements in processes and practices.

  • Assign tasks and monitors the work of less senior engineers.  Supervises staff in absence of management.

  • Develops and provides regular reporting to customer and SAIC mgmt. team.

  • Maintains network security through installation, configuration, and maintenance of L2/L3 access controls, firewalls, etc.

  • Works closely with the Information Security team to lock down critical resources and to monitor all systems for breaches.

  • Maintains accurate network diagrams and associated documentation.

  • Strong understanding of industry-standard change control methodologies.

  • Demonstrated ability to design, document, test, and deploy complex network infrastructure.

  • Desire and ability to learn new technologies

  • Strong interpersonal, communication (both written and oral) and time management skills.

  • Strong troubleshooting skills; candidates must be capable of analyzing and resolving complex technical problems.

  • Ability to work with multiple project and work streams concurrently, with an ability to deliver work products on time and within budget.

  • Ability to work on remote customer networks with no hands on capability.



  • Highly motivated, self-starter with the ability to work independently.



Technical Skills & Abilities Required

  • Routing including BGP, OSPF, EIGRP and Static Routing

  • IP Addressing including VLSM, Subnetting and Network Summarization

  • Switching including VLANs, LACP, 802.1Q, Spanning Tree

  • QoS/CoS

  • MPLS management

  • Site to site VPN

  • Remote access VPN

  • Packet Capture/Analysis

  • Network Address Translation (NAT)

  • Network Architecture/Design

  • Understanding of Layered Security Architecture

  • Proxies

  • Firewalls/ACLs

  • Loadbalancing

  • AWS or other Cloud deployment of infrastructure


Job Requirements

  • Job requires occasional travel

  • Job requires ability to work at SAIC Oak Ridge locations and remotely

  • Job requires ability to maintain a work schedule in support of contact in Pacific Time zone. Majority of work days will be 10am to 7pm ET.

Education, Certification, and Experience requirements

  • Bachelor’s degree and 8+ years’ experience.  Additional experience will be considered in lieu of degree.  

  • CCNP – demonstrated technical experience and ability will be considered in lieu of certification