Network Engineer - Security Clearance Required

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, you’ll support Military and Government personnel through the Navy Continuous Training Environment as part of a team supporting global enterprise Navy operational and training networks across hundreds of shore-based sites and more than 120 ships.

Currently, ManTech is seeking a motivated, career and customer-oriented Networks Engineer to join our team onsite in Norfolk, Virginia.

Responsibilities of this position include, but are not limited to :

Providing network security support to Navy operational and training networks focused specifically on the Navy Enterprise Tactical Training Network (NETTN)

Ensuring uninterrupted network connectivity to customers and sites by planning and executing the installation of new capabilities, as well as operating, maintaining, and troubleshooting network connectivity and infrastructure on enterprise managed networks including support of multiple network enclaves across classification levels

Support establishment and maintenance of various networks across the NCTE enterprise environment, including IP, LAN, WAN, and MPLS among others

Running network protocols, network engineering techniques and architectures in support of Navy training and operational requirements

Working directly with government and contractor personnel receiving engineering oversight form the Naval Surface Warfare Center (NSWC), Corona Division

Analyzing site survey reports to ensure accurate network engineering planning

Support the procurement of network device hardware and software and oversee their installation and integration into the NCTE based on the approved network portfolio

Set-up, configuration, and support of internal and external networks, to include proficiency with network performance monitoring tools

Identifying and analyzing systems requirements

Developing and maintaining system applications and security

Developing and maintaining network configurations

Troubleshooting network performance issues

Providing user support and guidance

Recommending and implementing upgrades, patches, new applications, and new equipment

Developing and maintaining a disaster recovery plan

Ensuring proper documentation, coordination, and maintenance of multiple systems

Minimum Qualifications :

Bachelor's degree in Computer Science, Information Technology, or other related field and 5 years relevant experience OR High School diploma and 11 years experience

In tandem, at least three (3) years of experience with the responsibilities listed above

Experience with Department of Defense (DoD) Security Technical Implementation Guidelines

Experience in installing and troubleshooting WAN and LAN network equipment for node installations

Experience in implementing and integrating cross domain solutions at both the Secret and TS levels

Cybersecurity Workforce Framework (CSWF) requirements with current baseline and Computing Environment / Operating System (CE / OS) certifications

IAT-II level at a minimum in accordance with SECNAV M-5239.2 and DoD 8140 / 8570 (ex. CompTia Sec+)

• Knowledge of network standards, protocols, security, and applications; capabilities and applications of network equipment including hubs, routers, switches, bridges, firewalls, servers, transmission media, and related hardware;
• network architecture and infrastructure; local area and wide area networking principles and concepts including bandwidth management;

network systems design, development, testing, installation, operations, management, and maintenance concepts and methods

Knowledge of Cisco Internetworking capabilities including IP addressing, switching, and routing, and a thorough understanding of the Cisco IOS platform

Ability to effectively use and implement modern network security, tools, and technologies including firewalls, VRFs, 802.1x, and port security

Ability to lead a team in performance of end-to-end lifecycle planning, design, installation, maintenance, and support for distributed networks used by M&S and C4I applications, systems, and subsystems

Up to 25% travel required or as needed

Preferred Qualifications :

Seven or more (7+) years of relevant work experience as a network engineer within a U.S. Government environment, DoD strongly preferred

Master’s degree in Computer Science, Information Technology, or other related field

Active CCNA certification

Experience in a Network Operations Center (NOC) or Network Operations Security Center (NOSC) environment including help desk, customer communication, trouble ticketing, and issue resolution

Experience with network security architecture similar to the NETTN including Cisco Identity Services Engine (ISE), Cisco Secure Firewall Management Center, Cisco Firepower NGFW firewalls, AAA, 802.

1x, VPN deployments, STIG implementation and verification, Command Cyber Readiness Inspections (CCRI)

Clearance Requirements :

Active Secret Security clearance with the ability to obtain and maintain an Active Top Secret / SCI security clearance

Physical Requirements :

Must be able to remain in a stationary position 50%

Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer

The person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc.

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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