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Leidos · 6 days ago

Senior Systems / Network Administrator

Quantico, VA

Full-time

Onsite

Senior Level, Lead/Staff

$92K/yr - $167K/yr

10+ years exp

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. The Senior Systems / Network Administrator will support critical contract initiatives, overseeing network systems and ensuring operational readiness while providing 24/7 support for networking issues.

ComputerGovernmentInformation ServicesInformation TechnologyNational SecuritySoftware

No H1B

Security Clearance Required

U.S. Citizen Only

Responsibilities

Provide centralized, 24/7 support for Active Directory and networking issues within the MCEN-N/S environment

Manage administrative account creation, account transfers, and spillage resolution in compliance with security protocols

Mitigate malicious email threats and maintain secure SIPR VTC tunnel operations

Support tactical configuration needs in unclassified environments and oversee transport account management

Perform IOS reloads, troubleshoot account access issues, and promptly resolve connectivity losses

Process and resolve service requests through the MCEN Remedy ticketing system, handling an average of 50 tickets daily and approximately 2,000 annually per technician

Collaborate closely with onsite local technicians who resolve approximately 90% of issues promptly, minimizing operational downtime

Document lessons learned and lead continuous improvement efforts by identifying and mitigating network vulnerabilities

Maintain current certifications and stay informed on emerging threats and IT advancements to ensure ongoing network readiness and compliance

Qualification

Active DirectoryNetwork ProtocolsInformation Assurance Technician IIRemedy Ticketing SystemSecurity X CertificationContinuous ImprovementTeam Collaboration

Required

Bachelor's Degree in Computer Science, MIS, Business, or related field. Experience may be substituted in lieu of degree

US Citizen with an active DOD Top Secret clearance

Ten (10) years of IT experience including monitoring Internet Protocol version 6 (IPv6), Enhanced Interior Gateway Routing Protocol (EIGRP), Border Gateway Protocol (BGP), Virtual Local Area Networks (VLANs), Virtual Private Networks (VPNs), and Network Address Translation (NAT)

Ten (10) years of experience within Active Directory / Exchange; monitoring / adding / troubleshooting accounts

At least 3 years of experience working with Remedy or a similar ticketing system

Must possess an Information Assurance Technician (IAT) Level II certification and a Security X certification