Network Engineer

AAC•Fairfax, CA

7d•Onsite

About The Position

AAC Inc. is seeking an experienced Senior Network Engineer to support the Defense Health Agency (DHA) enterprise medical network infrastructure serving Military Health System (MHS) facilities worldwide. This position serves as the senior technical authority for enterprise network engineering and operations across the Continental United States (CONUS) while supporting global network initiatives. The Senior Network Engineer is designated as Key Personnel under the contract and plays a critical role in maintaining highly available, secure, and resilient Local Area Networks (LAN), Wireless LAN (WLAN), and Wide Area Networks (WAN) supporting mission-critical healthcare operations. The successful candidate will function as a trusted technical advisor to Government leadership, collaborate with engineers across multiple geographic regions, and provide advanced engineering expertise supporting enterprise routing, switching, network security, and infrastructure modernization. The ideal candidate will possess extensive Department of Defense networking experience, exceptional troubleshooting abilities, strong communication skills, and the ability to lead complex technical initiatives in a dynamic enterprise environment.

Requirements

Bachelor's Degree in Computer Science, Information Technology, Engineering, or related technical discipline with a minimum of five (5) years of directly related network engineering experience; or Technical or Vocational School certification with ten (10) years of progressively responsible enterprise network engineering experience.
DoD 8570/8140 compliant certification
IAM Level III certification (or equivalent)
Cisco Certified Network Professional (CCNP)
Certified Information Systems Security Professional (CISSP)
Cisco enterprise networking technologies
Enterprise routing and switching
LAN/WLAN/WAN architecture
Network security engineering
Windows enterprise environments
Microsoft Active Directory
UNIX environments
Enterprise network monitoring
Defense Health Agency or Department of Defense network environments
Healthcare Information Systems supporting mission-critical operations
SolarWinds Orion
Armis
Ansible
Network configuration management
Enterprise change management
Configuration documentation
Network performance analysis
Enterprise troubleshooting
TCP/IP
HTTP / HTTPS
SMTP
SNMP
DNS
DHCP
BGP
OSPF
EIGRP
VRRP
RSTP
PPP
HDLC
XDM
IEEE 802.1d
IEEE 802.1q
IEEE 802.1w
IEEE 802.3
IEEE 802.3u
IEEE 802.3z
IEEE 802.5
IEEE 802.10
IEEE 802.11
Ethernet
Fast Ethernet
Gigabit Ethernet
ATM
FDDI
Fiber infrastructure
Long-haul WAN connectivity
Optical networking
Optical Time Domain Reflectometers (OTDR)
Network analyzers
Cable testers
Network protocol analyzers/sniffers
EIA/TIA cabling standards
Active SECRET Clearance required or the ability to obtain and maintain a SECRET clearance prior to reporting.
Must meet all Department of Defense personnel security requirements.
Must comply with DoD cybersecurity workforce requirements (DoD 8570/8140).

Nice To Haves

Experience supporting the Defense Health Agency (DHA)
Military Health System (MHS) experience
Experience supporting Department of Defense healthcare environments
Zero Trust Architecture implementation experience
Enterprise automation using Ansible
Enterprise network modernization experience
ITIL Foundation certification
Experience supporting geographically dispersed enterprise networks
Communicate highly technical information to both technical and non-technical audiences.
Lead engineering discussions and technical working groups.
Produce clear, concise technical documentation.
Develop engineering standards and operational procedures.
Coordinate multiple stakeholders across geographically dispersed organizations.
Provide technical leadership during high-priority operational events.

Responsibilities

Serve as the senior technical authority and Subject Matter Expert (SME) for enterprise LAN/WLAN/WAN infrastructure supporting CONUS operations.
Provide engineering support for enterprise routing, switching, wireless networking, and communications infrastructure.
Design, configure, deploy, document, maintain, and troubleshoot enterprise network devices and services.
Lead diagnosis and resolution of highly complex network performance issues across all layers of the OSI model.
Monitor enterprise network health utilizing advanced network management platforms including SolarWinds Orion, Armis, Ansible, and other enterprise monitoring solutions.
Analyze network performance utilizing SNMP, Management Information Bases (MIB), MRTG, and other diagnostic tools to maximize network availability and performance.
Engineer secure network architectures utilizing firewalls, VPN technologies, Intrusion Detection Systems (IDS), and enterprise security controls.
Support implementation of Zero Trust networking principles and evolving cybersecurity initiatives.
Develop technical recommendations for network enhancements, upgrades, standardization efforts, and operational improvements.
Produce engineering documentation, implementation plans, technical standards, and change management documentation.
Coordinate with Government stakeholders, NetMOD Network Standards Teams, vendors, and other engineering organizations to ensure enterprise compliance with DHA and DoD standards.
Participate in network modernization initiatives, technology refresh projects, infrastructure upgrades, and enterprise deployments.
Evaluate emerging technologies and vendor products to determine applicability to Defense Health Agency operational environments.
Establish and maintain network engineering standards, operating procedures, and best practices.
Support incident response activities and provide senior-level technical leadership during network outages and critical operational events.
Mentor junior engineers and provide technical leadership across the engineering team.
Travel as required to support enterprise engineering efforts across military treatment facilities.