Network Engineer/DNS Administrator - TS/SCI clearance (Washington DC)

| Washington DC
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GDIT is hiring a Network Engineer/DNS Administrator to support JSP-ETM activities at the Pentagon in Arlington, VA. Due to the nature of work that this role entails, telecommuting is not allowed.

Job Description

A successful candidate will be responsible for the administration and management of the enterprise with primary responsibility towards BINDS / DNS for more than 8000 networked devices. The engineer will provide comprehensive system administration, security enhancements and remediation, and troubleshooting of InfoBlox, DNS, and Operating Systems. This position requires an understanding of best practices pertaining to network security and may require the development, deployment, and integration of network services such as InfoBlox. Successful candidates should be able to work both independently and as part of a team.

Additional responsibilities for the position are:
  • Provides administration and management of Infoblox IP Address Management (IPAM) Platform
  • Creation and de-commission of IP space for multiple customers
  • DHCP Management and configuration
  • Provides problem and incident resolution, including dealing with software and hardware vendor technical support
  • Deploy and maintain network hardware, peripherals, services, and settings in accordance with industry standards and project/operational requirements
  • Performs daily system monitoring; verifies the integrity and availability of hardware, services, systems, and key processes; reviews system and application logs
  • Documents and performs network upgrades and modifications during ASI windows
  • Provides on-call troubleshooting and issue resolution as required
  • Develops and maintains installation and configuration procedures
  • Partner with the information security personnel to assess potential exposure to vulnerabilities, identify mitigation plans, and ensure compliance with enterprise security baselines and standards
  • Acts as a liaison with other groups to provide information sharing pertaining to the needs of the diverse set of computer users supported by the client as a whole.
  • Develop scripts and other automation solutions to aid in the completion of migration and integration tasks.
  • Review problems to understand the root causes of issues and ensure proper fixes are implemented
  • Inform management in a clear, concise, and timely manner of any customer or technical issues
  • Be responsive and decisive on adjusting architecture as customer requirements and technology evolves
  • Coordinate with on-site support personnel while troubleshooting
  • Use enterprise service management tools to initiate, respond, and track service requests
  • Create reports and analyze performance metrics


Required Skills:
  • Active TS/SCI clearance
  • Must have a DoD 8570 IAT Level II Certification (i.e. - Security+)
  • One of the following certifications - InfoBlox, Linux Administration, Cisco (CCNA/CCNP), Juniper (JNCIA/JNCIS/JNCIP), Aruba, Arista
  • 8+ years of related experience following Networking
  • Bachelor's degree in a related field or work experience considered in lieu of degree.

    Master's degree may be substituted for 2 years' experience; or a doctoral degree may be substituted for 3 years' experience.4 years' experience (in addition to minimum experience requirements) may be substituted for a Bachelor's degree
  • Experience managing and troubleshooting DNS, DHCP, IPAM, and NTP in a large multi-site environment
  • Possess flexibility to operate in a highly dynamic environment while ensuring a high level of operational effectiveness
  • Detail oriented with ability to work well in a team environment
  • Extensive experience troubleshooting, managing and monitoring services such as BIND (DNS)
  • Experience building configurations using CLI
  • Experience creating & updating network topologies using Visio
  • Creating and documenting processes and creating work instructions
  • Experience working as a part of a large team and working directly with customers
  • Excellent hardware troubleshooting experience.
  • Experience creating scripts to automate routine administration tasks
  • Excellent verbal skills and ability to communicate effectively with people who have varying degrees of technical expertise
  • Strong customer service skills

Desired Skills:
  • Aruba Certification (ACSA and/or ACSP, depending on role)
  • Experience with F5 load balancers to include troubleshooting, configuring, upgrading, maintaining, and monitoring an enterprise F5 load balancer network architecture (F5 Network certification a plus)
  • Experience with Infoblox IP Address Management (IPAM) and DHCP Administration
  • Experience utilizing Remedy ITSM
  • Experience administering and troubleshooting server operating systems such as Linux, Windows, or UNIX
  • Experience with LDAP/PKI preferred
  • Broad understanding of network infrastructure topologies, security policies, firewalls, and the L2/L3 switch and router infrastructure
  • Experience with Network Management & Performance platforms, such as NetScout / Science Logic


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About Our Work

We are GDIT. The people supporting some of the most complex government, defense, and intelligence projects across the country. We deliver. Bringing the expertise needed to understand and advance critical missions. We transform. Shifting the ways clients invest in, integrate, and innovate technology solutions. We ensure today is safe and tomorrow is smarter. We are there. On the ground, beside our clients, in the lab, and everywhere in between. Offering the technology transformations, strategy, and mission services needed to get the job done.

COVID-19 Vaccination

GDIT does not have a vaccination mandate applicable to all employees. To protect the health and safety of its employees and to comply with customer requirements, however, GDIT may require employees in certain positions to be fully vaccinated against COVID-19. Vaccination requirements will depend on the status of the federal contractor mandate and customer site requirements.

GDIT is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status, or any other protected class.
More Information on General Dynamics
General Dynamics operates in the Aerospace industry. The company is located in Reston, VA, Fairfax, VA, Falls Church, VA, Sterling Heights, MI, Groton, CT, Bath, ME, Savannah, GA, St. Petersburg, FL and San Diego, CA. General Dynamics was founded in 1952. It has 13790 total employees. It offers perks and benefits such as Flexible Spending Account (FSA), Dental Benefits, Vision Benefits, Health Insurance Benefits, 401(K) and Employee Stock Purchase Plan. To see all 765 open jobs at General Dynamics, click here.
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