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Trellix Endpoint Engineer

D2 Consulting, Springfield, VA, United States


ACTIVE TS/SCI SECURITY CLEARANCE REQUIRED
Protect the Mission. Defend the Edge.
D2 Technical Services is looking for a

Senior Endpoint Security Engineer

who's ready to do work that actually matters. You'll be embedded with ourteam supporting the National Geospatial-Intelligence Agency (NGA) — one of the Intelligence Community's most critical GEOINT missions. This is a long‑term, stable contract meaning you get the stability of a large program with the agility of a specialized team.

If you're the kind of engineer who takes pride in building airtight security architectures, staying ahead of threats, and owning enterprise‑level endpoint solutions — this role was built for you.

What You'll Own
You won't be a cog in a machine here. You'll be a key voice in shaping how endpoint security is designed, deployed, and sustained across a large‑scale enterprise environment:

Architect and enforce security configurations that protect networks, devices, and data from real‑world threats

Lead engineering and sustainment of enterprise

Trellix

endpoint security solutions (ENS, DLP, Policy Auditor, FIM, Application Whitelisting)

Drive security infrastructure from design through implementation — including system configuration, standards documentation, and policy management

Partner directly with software vendors and the customer to research and roll out enterprise‑wide security enhancements

Own incident investigation and reporting, and lead the charge on corrective action

Advise senior leadership and customers with clear, actionable status reports and security assessments

What You Bring
Required:

Active TS/SCI clearance

— must be current; polygraph required post‑hire

CSSP Infrastructure Support cert (CEH, CySA+, or similar) — or ability to obtain within 120 days

Bachelor's degree in Engineering, Computer Science, or related field +

5 years of hands‑on experience

Solid expertise administering applications in

Windows enterprise environments

Proven experience with

Trellix

product suite in large‑scale deployments

Familiarity with

DoD Architecture Framework

and enterprise network strategic planning

Comfortable briefing senior stakeholders and translating technical complexity into clear guidance

Why D2?
D2 Technical Services is a people‑first company built on the belief that the right engineer in the right role changes everything. We invest in our people, support professional growth, and put you on programs where your skills make a direct impact on national security.

Ready to defend what matters most? Apply today.

Additional Information
All your information will be kept confidential according to EEO guidelines.

Compensation is unique to each candidate and relative to the skills and experience they bring to the position. The salary range for this position is typically $170-175k. This does not guarantee a specific salary as compensation is based upon multiple factors such as education, experience, certifications, and other requirements, and may fall outside of the above‑stated range.

Highlights of our benefits include Health/Dental/Vision, 401(k) match, Accrued PTO, STD/LTD/Life Insurance, Referral Bonuses, professional development reimbursement, and more!

D2 Consulting is committed to a merit‑based recruitment process and encourages applications from all qualified individuals. As a Veteran‑Owned Small Business, we particularly welcome applications from veterans who have the requisite skills and experience. Job applicants that are interested in one of our openings and may require a reasonable accommodation to participate in the job application or interview process, should contact us to request an accommodation.

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