Senior Network Security Analyst in Aberdeen Proving Ground at General Dynamics Information Technology

Date Posted: 8/30/2018

Job Snapshot

Job Description

  • Manage, support, maintain, troubleshoot, configure and administrate Cisco Email Security Appliances (ESA) and IronPort Web Security Appliances
  • Work closely with government customer and managers to manage and control security policies, configurations, and changes in the ESA and IronPort Web Security Appliances
  • Monitor and report on the ESA and IronPort Web Security Appliances performance metrics
  • Respond to and process all Incident tickets, Service Requests, and outages for ESA and IronPort within Service Level Agreements.
  • Provide vulnerability management for ESA, IronPort, routers, switches, and firewalls.
  • Using environmental scan reports; pro-actively identify the severity of the vulnerability as well as the items affected in accordance with the Vulnerability Management Policy
  • Document the assessment, the actionable items, the remediation and the reconciliation items identified vulnerability within a project tracking ticket
  • Review Cisco vulnerability databases and other applicable sources to provide Vulnerability Assessment
  • Create Actionable Items which are approved for the environment
  • Open related tasks or deployments and oversee the change requests, including owning the presentation for the internal Change Control Board (CCB)
  • Provide consistent documentation methods for accurate reporting
  • Record remediation progress for vulnerabilities in a tracking ticket
  • Complete Vulnerability project tickets within the required time frames, which include the completion of the required related actionable items and remediation at 100%.
  • Communicate with systems owners regarding actions needed to remediate vulnerability.
  • Create and maintain documents, Standard Operating Procedures (SOP), and work instructions for Cisco Email Security Appliances (ESA) and IronPort Web Security Appliances.

Job Requirements

Clearance: Public Trust

Minimum Years of Experience/Education: 8 Years and Bachelor’s degree or without degree 10 or more years of experience related to position

  • Provide operations and maintenance support and administration for Cisco Email Security Appliances (ESA) and IronPort Web Security Appliances
  • Identify, configure, set rules, monitor, mitigate and patch Cisco routers, switches, and firewalls using approved systems and tools.


- Senior level expertise in Cisco Email Security Appliance (ESA) and IronPort.

- Senior level expertise in Cisco routers, switches, and firewalls.




- Firepower


- Stealthwatch

- MIMEsweeper





- Proofpoint


For more than 50 years, General Dynamics Information Technology has served as a trusted provider of information technology, systems engineering, training and professional services to customers across federal, state, and local governments, and in the commercial sector. Over 40,000 GDIT professionals deliver enterprise solutions, manage mission-critical IT programs and provide mission support services worldwide. 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.