Secure our Nation, Ignite your Future
Become an integral part of a diverse team while working at an Industry Leading Organization, where our employees come first. At ManTech International Corporation, you'll help protect our national security while working on innovative projects that offer opportunities for advancement.
Currently, ManTech is seeking a motivated, career and customer-oriented Network Administrator to join our team in Patuxent River, MD
Responsibilities include, but are not limited to:

• Install, relocate, configure, modify, and test routers, hubs, switches, wireless access points and associated controllers, and terminal servers.
• Measure network performance and connectivity.
• Maintain and manage Virtual Local Area Networks (VLANs).
• Configuring CISCO NXOS/IOS at both switch and router.
• Apply Cybersecurity Checklist to switch and router.
• Configure VLANs on switch for management, modeling and simulation networks.
• Ensure SSH is configured to allow individual access to the component.
• Disabling of non-used ports.
• Configure Network (Switch / Router) to function in a virtualized environment with VMware vSphere and vCenter.
• Configure network for multicast/unicast routing/switching.
• Operate and maintain Network Management Systems (NMS).
• Operate and maintain Network Operating Systems (NOS).
• Operate and maintain security firewalls/Virtual Private Network (VPN) devices.
• Maintain documentation necessary for operations in support of LAN to WAN connectivity.

Basic Qualifications:

• Bachelor's degree with 2 years of experience, or a High School diploma with an additional 6 years of experience.

Clearance Requirement:

• Must have an Active Top Secret clearance to start.

Preferred Qualifications:

• 2-6 years of experience as a network engineer/architect and computer systems administrator.
• 2-6 years of experience implementing operating systems and network devices security configuration in accordance with Defense Information Systems Agency (DISA) approved Security Technical Implementation Guides.
• 2-6 years of experience in specifying, configuring, and administering boundary devices (i.e. managed switches, proxy servers, routers, firewalls, cryptography, and intrusion detection systems); experience in remote switch and router management.
• Experience with vulnerability assessments using Assured Compliance Assessment Solution (ACAS), Defense Information Systems Agency (DISA) Security Technical Implementation Guide (STIG), the Security Content Automation Protocol (SCAP) Compliance Checker, incorporating automated Benchmarks.
• Experience with managing, architecting, and implementing physical networks to include logical need to know separation between data.
• Possess DoD Approved Baseline Certification as Information Assurance Technical Level II in accordance with DOD 8570.01-M. (i.e., GSEC, Security CE, SSCP & Vendor certification, and IT Training Provider certificate for network environment main operating system).

For all positions requiring access to technology/software source code that is subject to export control laws, employment with the company is contingent on either verifying U.S.-person status or obtaining any necessary license. The applicant will be required to answer certain questions for export control purposes, and that information will be reviewed by compliance personnel to ensure compliance with federal law. ManTech may choose not to apply for a license for such individuals whose access to export-controlled technology or software source code may require authorization and may decline to proceed with an applicant on that basis alone.
ManTech International Corporation, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment because of race, color, sex, religion, age, sexual orientation, gender identity and expression, national origin, marital status, physical or mental disability, status as a Disabled Veteran, Recently Separated Veteran, Active Duty Wartime or Campaign Badge Veteran, Armed Forces Services Medal, or any other characteristic protected by law.
If you require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please contact ManTech's Corporate EEO Department at (703) 218-6000. ManTech is an affirmative action/equal opportunity employer - minorities, females, disabled and protected veterans are urged to apply. ManTech's utilization of any external recruitment or job placement agency is predicated upon its full compliance with our equal opportunity/affirmative action policies. ManTech does not accept resumes from unsolicited recruiting firms. We pay no fees for unsolicited services.
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