Leidos is seeking a Sr. Network Management Engineer (Infrastructure Engineer) to join our AGUN migration team.PROGRAM SUMMARY: The AGUN program is a highly demanding mission and requires expert technical and professional management to support the Army’s global wide area network and security infrastructure. You will be supporting a large and complex network migration and operations for the US Army. This role is remote and will include leadership of operations support staff and directing operational support activities for a global network. <h1>Must currently possess and be able to maintain an active DoD SECRET security clearance. (US Citizenship required)</h1><h1>Must be willing to travel up to 10% of the time.</h1>PRIMARY RESPONSIBILITIES:<ul><li>Operate and maintain secure network solutions operated as a centralized enterprise capability for the US Army. </li><li>Partner with key stakeholders and technical experts to perform legacy environment discovery, assessing current network routing, configurations, and requirements to provide migration support for the Army global wide-area network.   </li><li>Analyze and understand network monitoring and management techniques, tools, and processes.  </li><li>Support the transformation and creation of network monitoring dashboards, views, and data ingest from legacy network devices to the AGUN solution.</li><li>•Support the modification of virtualization and containerization infrastructure in support of network management and monitoring applications  </li><li>Collect, investigate, and identify network optimization and resource management strategies and techniques using performance and monitoring applications to meet capacity and performance standards.  </li><li>Work with information assurance teams and the AGUN cybersecurity service provider (CSSP) to ensure compliance to DoD standards to assist with integration of network monitoring data into a SIEM.</li><li>Document designs, diagrams, drawings, and technical narratives using wiki technologies and common diagram and drawing tools.</li></ul>BASIC QUALIFICATIONS:<ul><li>Minimum of a Bachelor’s degree with 12+ years experience or Masters degree with 10+ years of experience (additional years of directly applicable experience may be accepted in lieu of a degree).</li><li>Require active DoD IAT Level II (i.e. Security+) certification or equivalent prior to start.</li><li>Experience with Kubernetes and container infrastructure to run network management and monitoring applications.</li><li>Experience with Elastic, Logstash, and Kibana (ELK) applications including data ingest, storage, processing, and visualization.</li><li>Working knowledge and understanding of Linux.</li><li>Experience with Red Hat and using Red Hat Satellite.</li><li>VSAN experience.</li><li>Demonstrated experience with virtualization technologies such as VMware or KVM.</li><li>Demonstrate experience in one or more of the following enterprise network management tools such as Palo Alto Panorama, Cisco Prime, Cisco DNA, or Junos Space.</li><li>Demonstrate experience in system hardening of network infrastructure to include DoD STIG implementation.</li><li>Must be able to work as part of a team to execute troubleshooting and resolve complex network issues.</li><li>Must be willing to work non-standard shifts to accomplish network migration objectives and goals</li><li>Excellent written and verbal communication skills.</li><li>Must be willing to travel up to 10% of the time.</li></ul>PREFERRED QUALIFICATIONS:<ul><li>Experience with virtualized network devices and infrastructure</li><li>Hands on experience with ELK, InfoVista, and Network Performance Monitoring applications.</li><li>Knowledge and use of NetSecOps technologies including salt, git, Gitlab CI/CD, Ansible, Terraform, Puppet, and network element managers</li><li>Experience with Windows or Dell Servers.</li><li>PKI administration/engineering experience.</li><li>Demonstrate expertise in management and monitoring of complex and geographically enterprise networks.</li><li>Expert knowledge of US Army security requirements for network infrastructure.</li></ul>At Leidos, we don’t want someone who fits the mold—we want someone who melts it down and builds something better. This is a role for the restless, the over-caffeinated, the ones who ask, “what’s next?” before the dust settles on “what’s now.”If you’re already scheming step 20 while everyone else is still debating step 2… good. You’ll fit right in.<h2></h2><h2></h2><h2>Original Posting:</h2>August 25, 2025At Leidos, we don’t want someone who fits the mold—we want someone who melts it down and builds something better. This is a role for the restless, the over-caffeinated, the ones who ask, “what’s next?” before the dust settles on “what’s now.”If you’re already scheming step 20 while everyone else is still debating step 2… good. You’ll fit right in.<h2>Pay Range:</h2>Pay Range $126,100.00 - $227,950.00The 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.

Leidos Holdings

Network Infrastructure Engineer (Senior)

Leidos Holdings