Senior Endpoint Security Engineer (TS/SCI) – Enterprise-Scale

D2 Technical Services; Town of Springfield (WI); On-site; USD 170,000 - 175,000; Full time

Benefits offered by this job

Health/Dental/Vision

401(k) match

Accrued PTO

STD/LTD/Life Insurance

Referral Bonuses

Professional development reimbursement

Job summary

D2 Technical Services is seeking a Senior Endpoint Security Engineer to support NGA missions. You’ll be embedded with our team, building enterprise endpoint security architectures and owning large-scale deployments.

You will architect configurations, lead Trellix ENS/DLP/Policy Auditor/FIM/Whitelisting implementation, and coordinate with vendors and the customer on security enhancements. A TS/SCI clearance and related certs are required.

Qualifications

• Active TS/SCI clearance required; polygraph after hire.
• DoD 8140/8570 IAT Level II certification current.
• 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 hands-on experience.
• Solid expertise administering Windows enterprise environments.
• Proven Trellix product experience in large-scale deployments.
• Familiarity with DoD Architecture Framework and enterprise network planning.
• Comfortable briefing senior stakeholders and translating technical complexity into clear guidance.

Responsibilities

• Architect and enforce security configurations protecting networks, devices, and data from real-world threats.
• Lead engineering and sustainment of enterprise Trellix endpoint security solutions (ENS, DLP, Policy Auditor, FIM, App Whitelisting).
• Drive security infrastructure from design through implementation including standards documentation and policy management.
• Collaborate with software vendors and the customer to roll out enterprise-wide security enhancements.
• Own incident investigation and reporting, leading corrective actions.
• Advise senior leadership with clear, actionable status reports and security assessments.

Skills

Active TS/SCI clearance

DoD 8140/8570 IAT Level II

Led enterprise security projects

Stakeholder communication

Security architecture

Education

Bachelor’s degree in Engineering, Computer Science, or related field

Tools

Trellix

Job description

D2 Technical Services is seeking a Senior Endpoint Security Engineer to support NGA missions. You’ll be embedded with our team, building enterprise endpoint security architectures and owning large-scale deployments.

You will architect configurations, lead Trellix ENS/DLP/Policy Auditor/FIM/Whitelisting implementation, and coordinate with vendors and the customer on security enhancements. A TS/SCI clearance and related certs are required.