Description Greenfield Engineering, a Saalex Company is seeking a skilled Network Administrator to support the Presidential Helicopter Software Support Activity. This role involves configuring and maintaining complex network environments, supporting mission-critical avionics systems, and ensuring the integrity and availability of network and server resources. Position Type: Full-Time Salary: $100k-128k annually (depending upon experience) Work Location: Onsite. Essential Functions * Configure and maintain Cisco equipment, Voice over IP systems, and virtual server environments.
* Support unique avionics systems for mission-critical operations.
* Install, configure, and maintain LANs, data communications networks, operating systems, and physical/virtual servers.
* Monitor systems and verify the integrity and availability of hardware, network, and server resources.
* Review system/application logs and ensure completion of scheduled jobs, including backups.
* Analyze resource consumption and manage user access controls.
* Install and upgrade software; maintain software licenses.
* Assist with network emulation/virtualization, analysis, and coordination between hardware and software systems.
* Perform other duties as assigned or required. Requirements Required: * Knowledge of routing, switching, firewalls, and intrusion detection/prevention technologies.
* 3-7 years of experience in IP networking design and architecture.
* 3-7 years of experience with virtual IOS environments.
* Strong troubleshooting and documentation skills.
* Ability to work independently and collaboratively in a high-security environment. Desired: * 1+ year Cisco Call Manager CUCM, Cisco Meeting Server, desired
* Cisco CCNA Certification, or Cisco Certified Network Professional (CCNP) Certification is desired Education: Candidates must meet ONE of the following: Option 1: Degree Path * Bachelor's degree from an accredited institution in one of the following fields: * Information Technology
* Cybersecurity
* Computer Science
* Information Systems
* Data Science
* Software Engineering
Option 2: Military Training Path * Completion of one or more of the following military training courses: * DAU DCWF WRC 451 System Administrator - Intermediate Playlist
* DISA-US1384 DCWF Linux System Administrator
* DISA-US1390 DCWF Windows Systems Administrator
* NEC 737A Naval Tactical Command Support System (NTCSS) II Manager
* NEC 738A Global Command and Control System-Maritime (GCCS-M) System Administrator
* NEC 746A Information Systems Administrator
* NEC C37A Cryptologic Infrastructure Maintenance Technician
* NEC C38A Surface Cryptologic Carry-On Program (CCOP) Technician
* NEC H09A CANES AN/USQ-208(V) System Administrator/Maintainer
* NEC T02A AN/BYG-1 (V) TI04 Combat Control Maintenance Technician
* NEC T04A SSGN Tactical Tomahawk Weapon System (TTWCS) Maintenance Technician
Option 3: Certification Path * Possession of one or more of the following certifications: * CompTIA Cloud+
* CompTIA Security+
* GIAC Global Industrial Cyber Security Professional (GICSP)
* Systems Security Certified Practitioner (SSCP) Security Clearance: Active Top Secret clearance required. Must be eligible to obtain a Yankee White clearance. Requirements to obtain a clearance include US Citizenship, security investigation, etc.
* Support unique avionics systems for mission-critical operations.
* Install, configure, and maintain LANs, data communications networks, operating systems, and physical/virtual servers.
* Monitor systems and verify the integrity and availability of hardware, network, and server resources.
* Review system/application logs and ensure completion of scheduled jobs, including backups.
* Analyze resource consumption and manage user access controls.
* Install and upgrade software; maintain software licenses.
* Assist with network emulation/virtualization, analysis, and coordination between hardware and software systems.
* Perform other duties as assigned or required. Requirements Required: * Knowledge of routing, switching, firewalls, and intrusion detection/prevention technologies.
* 3-7 years of experience in IP networking design and architecture.
* 3-7 years of experience with virtual IOS environments.
* Strong troubleshooting and documentation skills.
* Ability to work independently and collaboratively in a high-security environment. Desired: * 1+ year Cisco Call Manager CUCM, Cisco Meeting Server, desired
* Cisco CCNA Certification, or Cisco Certified Network Professional (CCNP) Certification is desired Education: Candidates must meet ONE of the following: Option 1: Degree Path * Bachelor's degree from an accredited institution in one of the following fields: * Information Technology
* Cybersecurity
* Computer Science
* Information Systems
* Data Science
* Software Engineering
Option 2: Military Training Path * Completion of one or more of the following military training courses: * DAU DCWF WRC 451 System Administrator - Intermediate Playlist
* DISA-US1384 DCWF Linux System Administrator
* DISA-US1390 DCWF Windows Systems Administrator
* NEC 737A Naval Tactical Command Support System (NTCSS) II Manager
* NEC 738A Global Command and Control System-Maritime (GCCS-M) System Administrator
* NEC 746A Information Systems Administrator
* NEC C37A Cryptologic Infrastructure Maintenance Technician
* NEC C38A Surface Cryptologic Carry-On Program (CCOP) Technician
* NEC H09A CANES AN/USQ-208(V) System Administrator/Maintainer
* NEC T02A AN/BYG-1 (V) TI04 Combat Control Maintenance Technician
* NEC T04A SSGN Tactical Tomahawk Weapon System (TTWCS) Maintenance Technician
Option 3: Certification Path * Possession of one or more of the following certifications: * CompTIA Cloud+
* CompTIA Security+
* GIAC Global Industrial Cyber Security Professional (GICSP)
* Systems Security Certified Practitioner (SSCP) Security Clearance: Active Top Secret clearance required. Must be eligible to obtain a Yankee White clearance. Requirements to obtain a clearance include US Citizenship, security investigation, etc.