Principal Network Engineer

Leidos is seeking a Principal Network Engineer to join our Defense Enclave Services (DES) team, who will support an extensive digital modernization program critical to Defense Information Systems Agency (DISA) and Department of Defense (DoD) Fourth Estate Agencies. The Principal Network Engineer will design, develop, configure, and deploy network services within the Azure Cloud and data centers to fulfill end user requirements.

CLEARANCE REQUIREMENT: Must have an active DoD Secret clearance prior to starting with Leidos. US Citizenship required.

HYBRID ROLE: 75% telework 25% onsite / travel

Primary Responsibilities

• Provide thought leadership to team of network engineers, actively identifying opportunities for improvement including innovations aimed at improving the user experience, improving efficiencies, and lowering sustainment costs

• Design, maintain, and operate Wireless and Local Area Networks (LANs/WLAN) and Wide Area Networks (WANs), using Infrastructure as Code and Ansible Automation Platform

• Lead the migration of DISA and other DoD organizations to IPv6

• Automate network changes on across various vendor platforms and Azure Cloud

• Provide inputs to the design of the enterprise’s network and mission architecture

• Evaluate network architectures across platforms to ensure alignment to cloud and network modernization strategies, capabilities and requirement sets

• Enforce security best practices and guidelines, leveraging knowledge of security policies, network security, and data security

Basic Qualifications

• BS degree and 12 – 15 years of prior relevant experience or Masters with 10 – 13 years of prior relevant experience. May possess a Doctorate in technical domain.

• Experience designing, deploying, and operating software defined networking solutions

• Expert understanding of networking in the areas of LAN, WAN, TCP/UDP, IPSec, VPN, proxies, routing (L2/L3), firewalls and software defined networking

• Experience implementing dual-stack networking to use both IPv4 and IPv6 addresses simultaneously

• Understanding of Federal Government application, server, and network security requirements such as NIST, FedRAMP, and FISMA

• Ability to work effectively within a distributed technical team, aided by strong written and verbal communication skills

• Familiarity with the Atlassian suite, including Jira and Confluence

• Current IAT Level II (or higher) Certification such as Security + or CISSP

Preferred Qualifications

• Certified Cisco Network Professional (CCNP) or equivalent

• Working experience installing, configuring, and managing Infoblox DDI (DNS, DHCP, and IPAM)

DISADES

External Referral Eligible

Original Posting:

March 3, 2025

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $126,100.00 - $227,950.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.