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Endpoint Engineer - Trellix

Job in Springfield, Fairfax County, Virginia, 22156, USA
Listing for: CACI International Inc.
Full Time position
Listed on 2026-06-03
Job specializations:
  • Engineering
    Cybersecurity, Systems Engineer
  • IT/Tech
    Cybersecurity, Systems Engineer
Job Description & How to Apply Below
Job Title:

Endpoint Engineer - Trellix

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:

CACI has an exciting opportunity for a Senior Endpoint Security Engineer to join our Transport & Cybersecurity Services (TCS) team in Springfield, VA.

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 Endpoint Security Solutions platform.

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:

* TS/SCI clearance (current). As a post-hire requirement, selected candidate must be able to successfully pass and maintain a government polygraph.

* DoD 8140/8570 IAT Level II certified (current)

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

* Bachelor's degree (Engineering, Computer Science or related field) and 5 years of experience.

* 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 labor categories and contract…
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