Cisco Administrator Network Engineer

Alexandria, VA - USA

Monthly Salary: Not Disclosed

Posted on: 9 hours ago

Vacancies: 1 Vacancy

Job Summary

We are an employee-centric company that truly appreciates our team members and their value to our customers and the missions they support. We pride ourselves on being forward-leaning thinkers and fostering teams that are and continue to be technically proficient and technically capable across a comprehensive range of cyber mission areas. OneZero full-time employees receive an extremely competitive benefits package that includes health/dental/vision/life insurance plans 401K with company matching PTO & paid holidays employee referral program and educational assistance. Additional details can be found on our website at: Title: Cisco Administrator / Network Engineer

Clearance: Secret

Location: Hybrid - ability to work onsite in Alexandria VA 3 days per week

Overview

Provide day-to-day administration and Tier 2-3 troubleshooting for Cisco network infrastructure in a DoD environment (SIPR/NIPR). Execute routine to moderately complex changes support upgrades/cutovers and maintain documentation and compliance within secure/offline operating constraints.

Key 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.

Required Qualifications

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/Bachelors 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 Qualifications

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.

Success Factors

Service-driven detail-oriented adaptable and comfortable working independently while collaborating on escalations and projects.

OneZero Solutions LLC is an Equal Opportunity employer. All qualified applicants will receive consideration for employment without regard to race color religion sex sexual orientation gender identity national origin age pregnancy genetic information disability status as a protected veteran or any other protected category under applicable federal state and local laws.

To request an accommodation please contact us at or call .

Required Experience:

Unclear Seniority