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Network Engineer - Expert This position requires an active TS/SCI with Polygraph clearance. Criterion Systems LLC is seeking a Network Engineer to support our Government client. Compensation & Benefits: Pay commensurate with experience. Full time benefits include Medical, Dental, Vision, 401K, and other possible benefits as provided. Benefits are subject to change with or without notice. Network Engineer - Expert Responsibilities Include:
Work as part of a collaborative, multidiscipline team in support of U.S. Government and provide technical subject matter expertise in the field of network engineering and communications modeling Design and optimize network topologies and site configurations. Plan installations, transitions, and cutovers of network components and capabilities. Organize and direct network installations or site surveys Assess and document current site network configuration and user requirements Evaluate and recommend COTS applications and methodologies that can be acquired to provide interoperable, portable, and scalable information technology solutions Provide support in the translation of business requirements into telecommunications (eg. LAN, MAN, WAN, Voice and Video) requirements, designs and orders Understand how the overarching INFOSEC and COMSEC security requirements for the Customer network add to the complexity of this position Perform a full range of complex network designs encompassing multiple technologies and technology layers (LAN, WAN, OS, IOS, etc.) within a single, enterprise network Evaluate new network technologies and makes recommendations to project managers regarding the integration of these technologies into the existing network infrastructure. Plan new designs and configurations for integration into the enterprise network, using knowledge of the performance characteristics and network interconnect points to ensure effective integration and optimal network performance Provide engineering and design support for the creation and deployment of communication systems Research existing technologies and apply COTS/GOTS systems to develop network infrastructure for voice and data systems, using best practice security methodologies. Integrate system design with network architecture to best meet customer requirements Perform post design support to include installation, configuration, and tier III/IV, O&M support for both enterprise and field deployed systems including local area network (LAN), wide area network (WAN), and system level aspects Create simulated networks to test applications over low bandwidth links, troubleshoots network connectivity issues, and install/configure wide area link utilizing radio frequency (RF) communications (i.e. over satellite, cell, and microwave) Configure/test/maintain network infrastructure that connects to enterprise architecture Performs other job-related duties as assigned
Network Engineer - Expert Experience, Education, Skills, Abilities requested:
Current TS/SCI with polygraph Bachelor's degree in Electrical Engineering or related field Minimum of nine (9) years of related experience Knowledge of network intrusion detection Ability to convey technical designs, ideas and results to non-technical audiences and provide briefings to high-level government personnel Knowledge of Cisco Routing and Switching, and network architecture planning Knowledge of remote administration and secure Virtual Private Networking, to include IPSEC and SSL Ability to understand commercial encryption standards and their application in IP networking Understanding of Private Branch Exchange telephony, to include Avaya/Nortel telephone switch interfaces Understanding of RF transport mediums to include cellular, microwave, and satellite communications Understanding of wired data transport mediums to include Category 5e/6 and fiber optics Ability to design small to medium scale voice, video, and data networks Familiarity and experience with various encryption devices and industry standard commercial encryption methods Knowledge of WAN technologies to include ISDN, POTS, and Satellite voice and data circuits and terminal device configuration Understanding and experience applying RF communications systems to include HF/VHF/UHF, microwave, and VSAT systems Understanding and experience with application of routing protocols (particularly TCP/IP) and the configuration and use of networking devices such as routers, switches, and firewalls Familiarity with wireless standards such as GSM, CDMA, 802.11 and 802.16 technologies Experience with common test and analysis equipment to include spectrum analyzers, network sniffers, LAN/WAN simulation equipment, and COTS software Possession of excellent oral and written communications skills 10% CONUS travel Must pass pre-employment qualifications of Cherokee Federal
Company Information: Criterion is a part of Cherokee Federal - the division of tribally owned federal contracting companies owned by Cherokee Nation Businesses. As a trusted partner for more than 60 federal clients, Cherokee Federal LLCs are focused on building a brighter future, solving complex challenges, and serving the government's mission with compassion and heart. To learn more about Criterion, visit cherokee-federal.com. #CherokeeFederal #LI-CK4 #IntelCareers Cherokee Federal is a military friendly employer. Veterans and active military transitioning to civilian status are encouraged to apply. Similar searchable job titles:
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Legal Disclaimer: All qualified applicants will receive consideration for employment without regard to protected veteran status, disability or any other status protected under applicable federal, state or local law. Many of our job openings require access to government buildings or military installations. Candidates must pass pre-employment qualifications of Cherokee Federal. As required by our governmental client, this position requires being a US Citizen AND an active TS/SCI with Polygraph clearance.
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Cherokee Federal
401(k)
Oct 28, 2025