Senior Application Developer

ManTech International

Today
Top Secret
Unspecified
Unspecified
IT - Software
Clarksburg, WV (On-Site/Office)
ManTech seeks a motivated, career and customer-oriented Lead System Engineer to join our team. This is a remote opportunity to work from anywhere in the continental US.

Responsibilities include, but are not limited to:
  • Perform multi-level troubleshooting and root-cause problem solving, apply Transmission Control Protocol/Internet Protocol (TCP/IP) routing and switching principles to practical solutions.
  • Ability to configure, maintain, and upgrade LAN/WAN design and topology.
  • Install/configure LAN/WAN hardware and maintain wiring closets and nomenclature.
  • Manage Cisco and other hardware, including consumer-grade routers and switches.
  • Monitor with standard network management and packet analysis tools.
  • Plan, implement, and administer perimeter security and firewalling.
  • Evaluate new technologies and make design recommendations for a more efficient and cost-effective network infrastructure.


Minimum Qualifications:
  • Bachelor's degree in computer science or a related field and five or more years of related experience or a combination of education and work experience.
  • Two to five years of experience with firewall configuration and load balancing
  • Cisco Certified Internetwork Expert (CCIE) Enterprise Infrastructure.
  • Understand network protocols including TCP/IP, User Datagram Protocol (UDP) and other common protocols.
  • Expert knowledge of Border Gateway Protocol (BGP)/Enhanced Interior Gateway Routing Protocol (EIGRP) routing protocol.
  • Understand all aspects of Virtual Private Network (VPN) design and configurations.
  • Have expert knowledge of TCP/IP and troubleshooting connectivity issues.
  • Must have performed in an Agile organization using Scrum, Extreme Programming (XP), Kanban, and SAFe.


Security Clearance Requirements:
  • Must have a current/active Top Secret clearance.


Physical Requirements:
  • Must be able to remain in a stationary position more than 50% of the time.
  • Constantly operates a computer.
  • Frequently communicates with co-workers, management and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.
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About Us
As the Employer of Choice in the government services and solutions industry, ManTech seeks like minds who exhibit a sense of service, creativity and dedication. The ManTech family comprises a diverse yet united group of nearly 8,000 talented professionals around the globe, each bringing distinct backgrounds and skill sets to the team. Nearly half of us are veterans.

Our diversity makes us successful. Each team member is a unique piece of the puzzle, coming together to solidify our seamless foundation. As One ManTech, we learn together, we win together and we celebrate together.

Rich educational opportunities and programs help employees break through career barriers. ManTech offers tuition assistance, partnerships with universities and institutions, a Technical Recognition Awards program, professional groups that comprise our Communities of Practice and so much more. Our own acclaimed ManTech University offers instruction and resources needed for professional development.
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ManTech International Jobs

Job Category
IT - Software
Clearance Level
Top Secret