Network Administrator, CHANTILLY, VA


Click Here – Get More Info


Full time

Posted 6 Days Ago


Secure our Nation, Ignite your Future

 Under the supervision of Senior network engineers, this individual install, configures and supports the organizations local area network (LAN), wide area network (WAN). Monitors the network to ensure network availability to all system users and may perform necessary maintenance to support network availability. Monitor, update and test remote sites functionality.

The candidate will be part of a Network Engineering team for our Federal customer and will provide Network administration for a large Cisco enterprise environment, which consists of classified, and top-secret networks. The team ensures the availability of a reliable/robust network transport infrastructure that provides data protection for information delivered across strategic, operational and tactical boundaries.


Configures, Installs, supports and/or maintains LANs and/or WANs; evaluates and recommends networking product and software upgrades.
Configuring CISCO NXOS/IOS at both switch and router
Performs technical analyses of software, hardware and transmission facilities using various diagnostic tools in support of efficient network operations.
Monitors data traffic and controls network resource performance to ensure high-quality transmission.
Identifies, diagnoses and resolves technical problems related to network failure/integrity.  
Monitor and report LAN bandwidth utilization and circuit latency.
Proactive monitoring and reporting of all network devices, services, overall health of the network using a combination of tools to ensure high availability and SLA’s
Willingness and ability to learn new skills and apply them as needed.
Ability to effectively communicate issues and resolutions to all levels of the organization
Ability to maintain confidentiality with sensitive customer and internal information.
Must be passionate about contributing to an organization focused on continuously improving consumer experiences
Assist the Help Desk in network troubleshooting and act as the primary support for all network related issues
Strong desire to discover the root cause of complex problems and communicate them effectively across IT disciplines and Management
Good work ethic and active desire to learn.
Excellent written and oral communication skills.
Ability to work both independently and within a team.

Required Qualifications

3 or more years’ experience in Network Administration
Strong knowledge of networking: TCP/IP, VLANS, Ethernet, switching, routing and routing protocols (BGP/OSPF), 802.1Q, and DNS, SNMP, TACACS, Access Control list
Knowledge of Type 1 encryptors, TACLANES used to provide isolation and added security for the network transport and enterprise services
Experience working directly with Government customer • Technical writing and documentation/diagram skills (MS Visio/MS Word/MS Excel)
 Performs rack-mounting and de-installing communications equipment and associated cabling

Required Clearance

• Must hold an active Top Secret Clearance to be considered.

 Preferred Qualifications:


Network +
Security +



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.

If you are a qualified individual with a disability or a disabled veteran, you have the right to request an accommodation if you are unable or limited in your ability to use or access as a result of your disability. To request an accommodation please contact and provide your name and contact information.

ManTech / Equal Opportunity Employer

JBMAN-R38630 2023.07.16

Click Here – Get More Info


About Bill Golden Jobs

Connecting professionals with opportunities across a wide range of careers. RPO and Staffing services for employers. BillGoldenJobs is part of the GTSC Talent Solutions team. LEARN MORE.

Featured FYI

GTSC Talent Solutions (GSTS)

GTSC Talent Solutions (GTSCTS) provides a wide range of recruiting and staffing services. LEARN MORE …