Senior Network Engineer- DHA NE&S

Semper Valens Solutions•Canyon Lake, TX

About The Position

We are seeking a Senior Network Engineer to support the Defense Health Agency (DHA) in delivering secure, resilient, and high-performance network infrastructure across Medical Treatment Facilities (MTFs) worldwide. This position directly supports the Department of Defense medical mission by ensuring highly complex LAN/WLAN/WAN infrastructure is properly engineered, secured, optimized, and maintained to meet DHA and Military Health System (MHS) requirements. The Senior Network Engineer serves as the premier network subject matter expert (SME) for the CONUS region and acts as a global point of contact for advanced network engineering issues.

Requirements

Active Secret Security Clearance
Compliance with DoD Directive 8570.01
IAM Level III certification (or equivalent per DoD 8570.01-M)
CISSP (Certified Information Systems Security Professional) – Required
Cisco Certified Network Professional (CCNP) – Required
Experience supporting DoD Health Care Information Systems
Ability to perform duties of subordinate labor categories when required, including travel
Demonstrated mastery of enterprise networking protocols and standards, including but not limited to: Protocols & Services TCP/IP HTTP / HTTPS SMTP SNMP DNS / DHCP RSTP / VRRP EIGRP / BGP / OSPF PPP / HDLC XDM BIND IEEE & Communications Standards 802.1d, 802.1q, 802.1w 802.3, 802.3u, 802.3z 802.5, 802.10, 802.11 Network Environments & Media Ethernet / Fast Ethernet / Gigabit Ethernet FDDI / ATM Synchronous and asynchronous communications V.35 / RS-449 Routed, switched, and shared LAN environments Local and long-haul WAN connectivity Systems & Platforms Microsoft Windows Server environments Active Directory UNIX OpenVMS Enterprise Cisco network infrastructure SolarWinds Orion Tools & Testing Equipment Optical Time Domain Reflectometer (OTDR) Cable testers Network analyzers/sniffers EIA/TIA cabling standards
Bachelor's Degree in Computer Science, Engineering, or related technical field Minimum 5 years of directly related experience OR Completion of a certified Technical or Vocational School 10 years of progressively complex, directly related experience

Nice To Haves

Experience with Zero Trust Architectures and methodologies
Strong verbal and written communication skills
Ability to effectively engage: Government leadership Medical professionals Highly technical engineering teams
Experience producing formal technical documentation, standards, and policy recommendations

Responsibilities

Serve as the senior technical authority for LAN/WLAN/WAN network infrastructure across DHA medical facilities.
Identify, research, and resolve complex network and routing protocol issues at all layers of the OSI model.
Provide high-level installation, configuration, documentation, optimization, and troubleshooting of enterprise network systems.
Act as the primary point of contact for: Network configuration management Communications interconnection Addressing and multi-protocol routing Network management and optimization
Utilize enterprise tools including: Orion SolarWinds ARMIS Ansible
Monitor and optimize network performance using MIBs, MRTG, and related performance management methodologies.
Establish and configure network security systems including: Firewalls VPN appliances Intrusion Detection Systems (IDS)
Maintain and enhance LAN/WLAN/WAN boundary protections to prevent unauthorized access to MTF systems.
Develop, update, and enforce network standards in coordination with the Network Standards Team.
Provide written technical recommendations, policy updates, and network enhancement documentation.
Evaluate vendor products and recommend solutions aligned with DoD and DHA requirements.
Advise and consult with Government personnel and contractor teams on network design, deployment, and optimization.
Communicate status updates and technical findings to leadership, medical stakeholders, and technical teams.
Lead and mentor Network Specialists and engineering personnel as required.