Network Engineer Job at RCT Systems in Mc Lean
RCT Systems, Mc Lean, VA, United States
This senior-level Network Engineer supports mission-focused IT operations by assisting the Lead System Administrator and Lead Network Engineer. The role involves designing, implementing, managing, and troubleshooting secure network infrastructures across OSI Layers 1–3, with a strong emphasis on Cisco-based environments and intelligence community experience. This role is ideal for an experienced, hands-on network engineer with deep Cisco expertise and intelligence community background who can manage secure, complex network environments end-to-end—from physical infrastructure to enterprise connectivity and security.
Key Responsibilities Support system and network administration activities
Develop and implement IT
etwork plans
Monitor and manage networks using SNMP tools
Troubleshoot network issues using protocol analyzers
Build and maintain networks (Layer 1–3), including TCP/IP addressing and subnetting
Install, configure, and document cabling infrastructure
Manage networking hardware (switches, routers, hubs, transceivers)
Configure and manage firewalls, IP blocking, and VPNs
Maintain network monitoring and security compliance
Required Qualifications Bachelor’s degree in a technical field or 4 years equivalent experience
6+ years of experience with Cisco Catalyst switches and Cisco networking hardware
7+ years of intelligence community experience as a network engineer/administrator
Active TS/SCI clearance with Polygraph
Desired Skills & Experience Hands-on Cisco firewall experience (ASA, Firepower)
Strong knowledge of Cisco Catalyst and Nexus platforms
Experience with SAN/Fibre Channel (Cisco MDS), virtualization (vPC, EtherChannel), and VPNs
Familiarity with Linux, SolarWinds, JIRA, AWS/Cloud
Ability to perform physical layer tasks (cabling, racking)
Strong troubleshooting, project management, and documentation skills (Visio diagrams)
Experience in mission-driven, fast-paced environments
RCT Systems offers: Competitive benefits package (medical, dental, vision, life insurance)
Immediate 401k vesting
Generous PTO and flexible schedules
$500.00 annual technology allowance
RCT Systems is committed and proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regards to race, color, religion, sex (to include pregnancy and related conditions, sexual orientation, and gender identity), national origin, disability, veteran status, or any other federally protected class.
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Key Responsibilities Support system and network administration activities
Develop and implement IT
etwork plans
Monitor and manage networks using SNMP tools
Troubleshoot network issues using protocol analyzers
Build and maintain networks (Layer 1–3), including TCP/IP addressing and subnetting
Install, configure, and document cabling infrastructure
Manage networking hardware (switches, routers, hubs, transceivers)
Configure and manage firewalls, IP blocking, and VPNs
Maintain network monitoring and security compliance
Required Qualifications Bachelor’s degree in a technical field or 4 years equivalent experience
6+ years of experience with Cisco Catalyst switches and Cisco networking hardware
7+ years of intelligence community experience as a network engineer/administrator
Active TS/SCI clearance with Polygraph
Desired Skills & Experience Hands-on Cisco firewall experience (ASA, Firepower)
Strong knowledge of Cisco Catalyst and Nexus platforms
Experience with SAN/Fibre Channel (Cisco MDS), virtualization (vPC, EtherChannel), and VPNs
Familiarity with Linux, SolarWinds, JIRA, AWS/Cloud
Ability to perform physical layer tasks (cabling, racking)
Strong troubleshooting, project management, and documentation skills (Visio diagrams)
Experience in mission-driven, fast-paced environments
RCT Systems offers: Competitive benefits package (medical, dental, vision, life insurance)
Immediate 401k vesting
Generous PTO and flexible schedules
$500.00 annual technology allowance
RCT Systems is committed and proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regards to race, color, religion, sex (to include pregnancy and related conditions, sexual orientation, and gender identity), national origin, disability, veteran status, or any other federally protected class.
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