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Endpoint Engineer III Security Clearance

Job in Springfield, Fairfax County, Virginia, 22150, USA
Listing for: CACI
Full Time position
Listed on 2026-06-03
Job specializations:
  • IT/Tech
    Cybersecurity, Systems Engineer
Job Description & How to Apply Below
Position: Endpoint Engineer III with Security Clearance
Job Title:

Endpoint Engineer III Job Category:
Information Technology Time Type:
Full time Minimum Clearance Required to Start: TS/SCI Employee Type:
Regular Percentage of

Travel Required:

Up to 10% Type of Travel:
Local *
*
* The Opportunity:

TCS is a long-term, CACI Prime contract with the National Geospatial-Intelligence Agency (NGA) in support of the customer's GEOINT mission. The Endpoint Security Engineer will support our Intelligence Community customer's various endpoint security platforms. Positions on TCS require a TS/SCI clearance to be eligible for hire; with the ability to successfully pass a government polygraph as a post-hire requirement. Responsibilities:
• Implement and apply technologies, processes, and practices designed to protect networks, devices, programs, and data from malicious attack, damage, or unauthorized access.

• Provide engineering and sustainment support for the various endpoint security solutions.

• Establish computing environment by designing system configuration, directing system installation, and defining, documenting, and enforcing system standards.

• Provide specific, detailed information for hardware and software selection, implementation techniques, and tools for the most efficient solution to meet business needs, including present and future capacity requirements.

• Work with both the software vendor and the customer to research, analyze, and implement enterprise-wide security solutions/capabilities/enhancements to support customer business/mission goals and objectives.

• Assist with design, analysis, testing and implementation of state-of-the-art secure architectures.

• Oversee security infrastructure sustainment, maintenance, and advanced configuration (policy management, database administration and security management tools.)

• Oversee the reporting, documentation and investigation of all security related incidents; lead the development and implementation of corrective measures.

Qualifications:

Required:

• Active TS/SCI clearance (As a post-hire requirement, selected candidate must be able to successfully pass and maintain a government polygraph)
• Bachelor's degree (Engineering, Computer Science or related field)
• Minimum 5 years of related experience.
• Active DoD 8140/8570 IAT Level II certified

• Must obtain a CSSP Infrastructure Support certification within 120 days of hire date if one is not currently held. i.e CEH, CySA+

• Strong working knowledge of administering applications in a Windows environment.

• Working knowledge of configuring, deploying, and maintaining Enterprise Cyber Security Engineering requirements utilizing the following Trellix Products:
Endpoint Security (ENS), Data Loss Prevention (DLP), Policy Auditor, File Integrity Monitor (FIM) and Application Whitelisting.

• Experience with large-scale enterprise/global networks in a high-paced, diverse environment.

• Understanding of and experience with the DoD Architecture Framework and other key DoD network architecture and strategic planning instructions.

• Experience in providing status reports and products to senior management and customers.

• Experience with plans, designs, and evaluations of security systems and architectures.

- 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…
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