Applications System Analyst - Signature Mgmt and Development - Military veterans preferred



  full-time   employee

United States


SAIC is seeking an Applications Systems Analyst for a contingent position supporting our Navy and Marine Corps (NMC) customers for Enterprise Network Defense in support of USMC Network Ops and Security Center.

  • The successful candidate will be responsible for a range of Defense Cyber Operations (DCO) tasks supporting customer requirements including the analysis, design and development of solutions in relation to maintaining, modifying and enhancing the security posture, response and analysis of threats to the global Enterprise Network.
  • Demonstrated communication and leadership skills and the ability to work with end users and senior management required.

Job Responsibilities:

  • Work with managers, customers and applications systems developers to define and build defense capabilities, signatures, queries, scripts and configurations for new threat vectors.
  • Assist in creating, maintaining and refining the body of documentation that describes Signature Maintenance and Development tactics, techniques and procedures.
  • Work with SMEs in creation, editing, and management of signatures, rules and filters for specialized network defense systems including but not limited to network and host-based IDS, IPS, firewall, web application firewall, proxy and SIEM systems.
  • Provide monthly metrics to leadership on the number and nature of tuning efforts to reduce false-positive alerts.
  • Coordinate with the Incident Management Section to manage required changes to the signatures, rules and filters of specialized network defense systems.
  • Identify potential conflicts with implementation and integration of specialized network defense systems within the network to protect the overall availability of the Enterprise Network.
  • Support enterprise mitigation efforts based on the specific monitoring and filtering capabilities of existing network defense infrastructure.
  • Create alerts and identify indicators of compromise to facilitate detection and prevention of similar attacks.




Required Education and Experience:

  • Bachelor’s Degree in CS / MIS or other related field.
  • 5+ years of work experience analyzing, designing, developing, implementing technology- based solutions to support security functions and near real-time response systems.
  • Collaborate with cyber security specialists, network analysts, business analysts, developers, process owners and senior management to identify opportunities, define business requirements, and assist in designing and implementing solutions to maximize efficiency and productivity.
  • Demonstrated script development, cyber security and systems analysis skills. Able to analyze data, design solutions, program, test and implement.
  • Take responsibility for full life cycle project from analysis to development to delivery of solutions.
  • Ability to work independently on projects as well as lead in a team environment.
  • Ability to handle multiple assignments simultaneously, with minimal supervision.
  • Must possess time-management skills and great attention to detail. •
  • Experienced troubleshooting and testing skills, problem identification/analysis skills.
  • Demonstrated communication and organizational skills. Should possess excellent written and verbal communication skills.
  • Adhere to organization’s technical architecture and best practices.


Desired Skills:

  • Work experience with HBSS management and configuration.
  • Experience with Network Security Manager (IPS), or other IPS or IDS systems.


  • Active DOD TS/SCI clearance required.

Certifications Required:

  • Security+ or Certified Ethical Hacker (CEH)