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Senior Cyber Security Engineer

CACI
Chantilly, USA
Full-time
Senior · 5+ years experience
Onsite
Discovered 1 weeks ago
awslinuxservicenow

Full Job Posting

Responsibilities

  • Provide engineering support and system administration for cybersecurity applications, including installation, configuration, maintenance, patching, and backup/restore.
  • Develop, customize, and manage scan policies, audit files, scan jobs, dashboards, reports, and related content for tools such as Tenable Nessus and ServiceNow integrations.
  • Deliver Tier 2 and Tier 3 support for cybersecurity technologies and ensure compliance with customer policies, procedures, and TASKORDs.
  • Troubleshoot vulnerability scanning issues and provide responsive support via phone, email, and messaging platforms.
  • Identify opportunities for process automation and integrate scripted solutions to streamline repetitive tasks and metrics collection.
  • Support Assessment & Authorization (A&A) activities by updating documentation, preparing security artifacts, and resolving technical conflicts.
  • Analyze policies, customer feedback, and operational workflows to recommend enhancements that improve efficiency and cybersecurity posture.

Qualifications

  • Required:
  • Active TS/SCI clearance with polygraph.
  • Bachelor’s degree or 4+ years of additional relevant experience.
  • 5+ years of experience working with cybersecurity tools in an enterprise environment.
  • Hands‐on experience with Tenable products and enterprise vulnerability scanning operations.
  • Strong knowledge of Windows and Linux administration, operating system hardening, TCP/IP networking, and core network security concepts.
  • Demonstrated expertise in enterprise scanning, continuous monitoring, host/network defense, and intrusion detection.
  • Ability to translate functional cybersecurity needs into technical requirements and apply architectural principles such as defense‐in‐depth and resilience.
  • Excellent communication, organization, troubleshooting, and customer‐support skills.
  • Active IAT Level II certification, or the ability to obtain it within 30 days of hire.
  • Desired:
  • Experience with AWS services and ServiceNow.
  • Familiarity with federal cybersecurity frameworks such as NIST SP 800‐37 (RMF) and NIST SP 800‐137 (Continuous Monitoring).
  • Experience developing automation and scripting solutions to support workflow optimization.
  • Ability to perform effectively in a fast‐paced environment while managing multiple priorities.
  • Strong collaboration skills with the ability to work independently or as part of a team.
  • This position is contingent on funding and may not be filled immediately. However, this position is representative of positions within CACI that are consistently available. Individuals who apply may also be considered for other positions at CACI.
  • What You Can Expect:
  • A culture of integrity.
  • At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.
  • An environment of trust.
  • CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.
  • A focus on continuous growth.
  • Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy.
  • Pay Range:
  • There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.
  • The proposed salary range for this position is:
  • $103,800 - $218,100
  • CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.

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