COMSO, Inc.
Network/System Engineer - FS POLYGRAPH REQUIRED with Security Clearance
COMSO, Inc., Linthicum, Maryland, United States
Network/System Engineer - FS POLYGRAPH REQUIRED with Security Clearance
We’re looking for a Network/System Administrator - PRIME CONTRACT to join our team. TS/SCI with Polygraph required before consideration.
Must support on-site in either Augusta, GA or Linthicum Heights, MD.
Must Have:
CompTIA Security+ & Cisco certification (CCNA preferred)
5 years of hands‑on experience managing enterprise IT infrastructure in a multi‑site environment
Proven Experience With Aruba ClearPass, Including:
Configuration of RADIUS and 802.1X authentication
Role‑based access control (RBAC) and VLAN assignment
Integration with Active Directory and certificate‑based authentication
Solid understanding of Cisco routing and switching, including configuration of VLANs, trunking, spanning tree, static/dynamic routing
Familiarity with IOS and NX‑OS environments
Experience administering VMware vSphere and ESXi, including host provisioning, VM management, vCenter operations
Resource planning and basic troubleshooting of hypervisors
Working knowledge of Oracle ZFS Storage Appliance, or comparable enterprise NAS/SAN systems
Strong understanding of Layer 2/3 network concepts, subnetting, and access control mechanisms
Proficient in Windows Server 2016 & 2019 / Active Directory / RHEL in 100% on‑premises environment
Ability to produce and maintain clear network/system documentation
Demonstrated ability to troubleshoot and resolve issues across multiple technology stacks
Excellent communication skills and a collaborative mindset
Desired Skills:
VMware Certified Professional
Aruba Certified Associate (ACCA) or Aruba Certified Professional (ACCP)
Configure and manage Aruba ClearPass Policy Manager for 802.1X, RADIUS, and role‑based access enforcement
Develop and maintain access control policies based on user identity, device type, and authentication method
Monitor and troubleshoot authentication flows, ClearPass logs, and integration points with Active Directory
Administer and support Cisco routers and switches, including Layer 2/3 configurations, link aggregation, and routing protocols (e.g., OSPF, EIGRP)
Perform routine maintenance, firmware upgrades, and configuration backups for network hardware
Manage VMware ESXi hosts and vSphere environments, including resource allocation, performance monitoring, and snapshot management
Administer Oracle ZFS Storage Appliance for shared storage provisioning, snapshot retention, and capacity planning
Assist with network segmentation and VLAN design across multiple physical locations
Contribute to the design and deployment of secure, high‑availability infrastructure solutions
Create and update technical documentation for system/network configurations, standard operating procedures (SOPs), and diagrams
Collaborate with other IT staff on incident response, system upgrades, and project rollouts
Nice to have: Experience creating custom ClearPass enforcement profiles, downloadable user roles, or integrating ClearPass with external MDM/EDR platforms
Familiarity with Aruba Central for wireless infrastructure monitoring and cloud-based AP management
Exposure to Palo Alto Networks for firewall configuration and VPN support
Ability to script in PowerShell, Python, or Bash for automation of routine network/system tasks
Knowledge of STIGs, NIST 800‑171
Experience with TLS certificate management and integration into authentication flows
Prior work with Zero Trust Network Access (ZTNA) principles or micro segmentation strategies
Familiarity with syslog servers, SNMP monitoring tools
Ability to contribute to disaster recovery or continuity planning for infrastructure services
Comfortable participating in change control, incident response, and cross‑team technical discussions
Seniority level Mid‑Senior level
Employment type Contract
Job function Information Technology
Referrals increase your chances of interviewing at COMSO, Inc. by 2x.
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Must support on-site in either Augusta, GA or Linthicum Heights, MD.
Must Have:
CompTIA Security+ & Cisco certification (CCNA preferred)
5 years of hands‑on experience managing enterprise IT infrastructure in a multi‑site environment
Proven Experience With Aruba ClearPass, Including:
Configuration of RADIUS and 802.1X authentication
Role‑based access control (RBAC) and VLAN assignment
Integration with Active Directory and certificate‑based authentication
Solid understanding of Cisco routing and switching, including configuration of VLANs, trunking, spanning tree, static/dynamic routing
Familiarity with IOS and NX‑OS environments
Experience administering VMware vSphere and ESXi, including host provisioning, VM management, vCenter operations
Resource planning and basic troubleshooting of hypervisors
Working knowledge of Oracle ZFS Storage Appliance, or comparable enterprise NAS/SAN systems
Strong understanding of Layer 2/3 network concepts, subnetting, and access control mechanisms
Proficient in Windows Server 2016 & 2019 / Active Directory / RHEL in 100% on‑premises environment
Ability to produce and maintain clear network/system documentation
Demonstrated ability to troubleshoot and resolve issues across multiple technology stacks
Excellent communication skills and a collaborative mindset
Desired Skills:
VMware Certified Professional
Aruba Certified Associate (ACCA) or Aruba Certified Professional (ACCP)
Configure and manage Aruba ClearPass Policy Manager for 802.1X, RADIUS, and role‑based access enforcement
Develop and maintain access control policies based on user identity, device type, and authentication method
Monitor and troubleshoot authentication flows, ClearPass logs, and integration points with Active Directory
Administer and support Cisco routers and switches, including Layer 2/3 configurations, link aggregation, and routing protocols (e.g., OSPF, EIGRP)
Perform routine maintenance, firmware upgrades, and configuration backups for network hardware
Manage VMware ESXi hosts and vSphere environments, including resource allocation, performance monitoring, and snapshot management
Administer Oracle ZFS Storage Appliance for shared storage provisioning, snapshot retention, and capacity planning
Assist with network segmentation and VLAN design across multiple physical locations
Contribute to the design and deployment of secure, high‑availability infrastructure solutions
Create and update technical documentation for system/network configurations, standard operating procedures (SOPs), and diagrams
Collaborate with other IT staff on incident response, system upgrades, and project rollouts
Nice to have: Experience creating custom ClearPass enforcement profiles, downloadable user roles, or integrating ClearPass with external MDM/EDR platforms
Familiarity with Aruba Central for wireless infrastructure monitoring and cloud-based AP management
Exposure to Palo Alto Networks for firewall configuration and VPN support
Ability to script in PowerShell, Python, or Bash for automation of routine network/system tasks
Knowledge of STIGs, NIST 800‑171
Experience with TLS certificate management and integration into authentication flows
Prior work with Zero Trust Network Access (ZTNA) principles or micro segmentation strategies
Familiarity with syslog servers, SNMP monitoring tools
Ability to contribute to disaster recovery or continuity planning for infrastructure services
Comfortable participating in change control, incident response, and cross‑team technical discussions
Seniority level Mid‑Senior level
Employment type Contract
Job function Information Technology
Referrals increase your chances of interviewing at COMSO, Inc. by 2x.
#J-18808-Ljbffr