OneZero Solutions ยท 10 hours ago
Cisco Administrator / Network Engineer
Alexandria, VA
Full-time
Hybrid
Mid Level
3+ years expOneZero Solutions is an employee-centric company that values its team members and the missions they support. They are seeking a Cisco Administrator / Network Engineer to provide day-to-day administration and troubleshooting for Cisco network infrastructure in a DoD environment, ensuring compliance and documentation are maintained while supporting network performance and upgrades.
Cyber SecurityEnterpriseRisk Management
No H1B
Security Clearance Required
Responsibilities
Administer and support Cisco LAN/MAN/WAN networks in SIPR/NIPR environments
Troubleshoot Tier 2-3 issues (routing/switching, VLANs/trunking, VPN connectivity, interface errors, basic QoS); drive incidents to closure
Implement standard and moderately complex changes (ports/VLANs, configuration updates, access control changes) in accordance with change management
Monitor network performance/availability; analyze alerts, identify trends, and recommend corrective actions
Support upgrades, migrations, integrations, and conversions/cutovers, including planning inputs, testing, and validation
Coordinate with internal teams and vendors; collect/interpret logs and diagnostics to support resolution
Maintain network documentation (diagrams, baselines, runbooks/SOPs) and keep records current
Partner with cybersecurity/systems teams on device authentication, access controls, and compliance requirements
Participate in on-call rotation and respond to priority incidents as required
Qualification
Required
Active Secret Clearance; ability to work onsite in Alexandria, VA as needed (Hybrid) in SIPR/NIPR and SCIF environments
High School diploma or equivalent (Associate/Bachelor's in IT-related field preferred)
3-5 years hands-on network administration experience, including Cisco routing and switching in enterprise or DoD environments
Working knowledge of TCP/IP, subnetting, DNS/DHCP, VLANs, trunking, and basic routing concepts; familiarity with OSPF/BGP preferred
Strong troubleshooting/analytical skills and ability to communicate clearly with customers and stakeholders
Proficiency with Microsoft Office (Word, Excel, PowerPoint)
Preferred
Experience with monitoring/troubleshooting tools (e.g., SolarWinds, Wireshark, Cisco tools)
Experience supporting offline/air-gapped environments
Exposure to firewalls and security controls (ACLs; Cisco ASA/Palo Alto/Fortinet a plus)
QoS/VoIP familiarity a plus
Certifications: CCNA strongly preferred; CCNP a plus
Benefits
Health/dental/vision/life insurance plans
401K with company matching
PTO & paid holidays
Employee referral program
Educational assistance
Company
OneZero Solutions
OneZero Solutions specializes in cyber operations, enterprise services, virtual Ciso, cyber risk management & CMMC-pro.
201-500 employees
Funding
Current Stage
Growth StageLeadership Team
Al Sowers
Founder and President
Bob Burnett
Chief Growth Officer
Recent News
Washington Technology
2025-08-30
2024-10-26
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