Senior Network Support Engineer_Remote
About The Position
Leidos is seeking an experienced Senior Network Support Engineer to support the Army Global Unified Network (AGUN) program. The role helps maintain, secure, and modernize the Army’s global enterprise network to ensure reliable communications and mission readiness worldwide. It provides hands-on network operations, troubleshooting, and engineering support across a complex, geographically dispersed environment, using advanced networking technologies to resolve critical incidents, support migrations, and improve network performance and security. The position is remote and U.S.-based and requires an active Secret clearance and a DoD IAT Level II certification before starting. The engineer will work independently while collaborating with geographically dispersed teams and will participate in a 24/7 on-call rotation, including nights, weekends, holidays, and mission-driven surge support.
Requirements
- Bachelor’s degree with 8 or more years of relevant experience, or a master’s degree with 6 or more years of relevant experience; additional applicable experience may be considered in place of a degree.
- Current active Secret security clearance.
- DoD IAT Level II certification (Security+ or equivalent) required before starting.
- Hands-on experience supporting Cisco SD-WAN environments.
- Knowledge of Software Defined Networking (SDN).
- Experience with VMware virtualization and Red Hat Enterprise Linux (RHEL).
- Hands-on experience with InfoVista network performance management tools.
- Experience with at least two of the following: Cisco DNA Center / Prime, Juniper Networks, Palo Alto Networks, Dell Networking, Junos Space, or AppGate.
- Strong understanding of LAN/WAN, BGP, TCP/UDP, IPSec, VPNs, Layer 2/Layer 3 routing, and firewalls.
- Familiarity with SFTP, SSH, SCP, SNMP, and NTP.
- Experience using ITSM ticketing tools for incident and service request management.
- Strong troubleshooting, communication, and problem-solving skills.
- Ability to work independently while collaborating with remote technical teams.
- Flexibility to participate in a 24/7 on-call rotation and respond to mission-critical incidents.
Nice To Haves
- CCNP certification or equivalent.
- Experience with Linux shell scripting.
- Experience using GitLab, CI/CD pipelines, Jira, and Confluence.
- Knowledge of network automation tools such as Ansible, Terraform, Puppet, Salt, and Git.
- Experience with network monitoring tools such as SNMP, NETMON, and LiveAction.
- Experience with at least two of the following: NetFlow, Elastic, Kafka, Grafana, Prometheus, or Nexus Repository.
- Experience supporting large, geographically dispersed enterprise networks.
- Familiarity with U.S. Army network security requirements and DoD network operations.
Responsibilities
- Support Army global network operations, ensuring 24/7/365 availability, performance, and security.
- Troubleshoot and resolve complex network incidents, outages, and connectivity issues.
- Configure, maintain, and support Cisco SD-WAN and enterprise networking technologies.
- Execute approved network configuration changes, security updates, and remediation activities.
- Manage incident and service request tickets using Jira Service Desk or other ITSM tools.
- Monitor network performance, capacity, and reliability and recommend improvements.
- Support network migrations, system integrations, cutovers, and modernization initiatives.
- Collaborate remotely with geographically dispersed engineering teams during incident-response bridges, meetings, and troubleshooting activities.
- Provide timely operational updates to the Global Cyber Center (GCC) and program leadership.
- Support network environments utilizing VMware, Red Hat Enterprise Linux, and InfoVista.
- Participate in a 24/7 on-call rotation, including nights, weekends, holidays, and mission-driven surge support.
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What This Job Offers
Job Type
Full-time
Career Level
Senior
