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Network Security Engineer
Newport, US on-site full time mid Mar 30, 2026
About this role
Copper River Enterprise Services is seeking a skilled Network Security Engineer to support network infrastructure operations in Newport, Rhode Island. This role is responsible for designing, implementing, securing, and maintaining network systems across classified and unclassified environments. The Network Security Engineer will ensure network performance, security compliance, and operational continuity through proactive monitoring, troubleshooting, and system optimization.
Responsibilities (include but are not limited to):
Ensure security compliance and provide remote troubleshooting via the Trellix ePO console
Assist System Administrators with desktop and server issues, related to software installations and other requests
Configure Trellix products, including ENS Client, ENS Firewall, Threat Prevention, and Access Protection, on Microsoft and Linux endpoints
Manage the daily DAT cycle on SIPR machines to ensure Comply to Connect (C2C) Cisco compliance
Installing, testing, and deploying hotfixes and patches for Trellix products to manage vulnerabilities
Monitor and analyze security events in Splunk and Airlock Digital. Analyst on Duty: Investigate alerts that are triggered in the Splunk Console to determine if a threat or normal activity is allowed in the environment.
Provide threat detection and incident response to mitigate risks to the Network
Troubleshoot a wide range of issues Trellix agents maybe have on Newly Imaged machines
Create exceptions for approved DADMS software
Building new ePO and RSD Servers to expand the environment and ensure zero downtime in case of outages
Essential Job Qualifications and Requirements:
Education
Bachelor’s degree in Information Technology, Computer Science, Cybersecurity, or related field (or equivalent experience)
Clearance
Active secret security clearance
Certifications
CompTIA Security+ CE
Experience
Experience implementing, managing, and optimizing ePO, Policy Auditor, and other components of the DISA Endpoint Security Solutions suite in DoD environments
Proficient in Active Directory (AD) & Domain Controller (DC) Administration
Expert knowledge of Windows Server Administration, including Windows Server 2016/2019/2022 internals, registry, event logs, and system services
Experience with Windows security baselines (CIS, DISA STIG)
Strong background in Security Compliance & Vulnerability Management
Experience with SPLUNK; Analyst on Duty
Prior experience with deploying enterprise tools on Domain Computers, including Antivirus, endpoint protection, and vulnerability scanning
Proficiency in scripting languages (PowerShell, Python, Bash, etc.)
About Copper River & The Native Village of Eyak:
Owned by the Native Village of Eyak (NVE), a federally recognized Alaska Native Tribe, the Copper River Family of Companies are a collection of entities that deliver a complementary set of solutions and services to support the diverse missions and requirements of our clients. Proud participants of the Small Business Administration’s (SBA) 8(a) Business Development Program since 2006, our companies consist of both current and graduation SBA 8(a) entities. It is our collective purpose to support the Tribe and diversify the NVE’s ability to facilitate economic advancement.
The income generated from our companies helps the Native Village of Eyak fund health and social services, economic development, natural resource/environmental education, jobs, job training, and other benefits to the NVE in a manner that is consistent with Alaskan Native cultural values and traditions.
Copper River’s Culture
The Copper River Family of Companies has a positive, supportive, and thriving culture. At the foundation of our culture is a focus on collaboration. No matter your role or which operating company you work for, we are ONE TEAM working toward the same goals for our customers and for our collective owner- The Native Village of Eyak. How we treat each other is just as important as the work we deliver.
Benefits
Comprehensive medical, dental, and vision coverage
Flexible Spending Account - healthcare and dependent care
Health Savings Account - high deductible medical plan
Retirement 401(k) with employer match
Open leave policy and paid holidays
Additional benefits including tuition reimbursement, transportation expense account, employee assistance program, and more!
Note: These benefits are only applicable to full time, regular associates at Copper River.
Disclaimer:
The Copper River Family of Companies provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws.
Offices: Newport, Rhode Island, United States (Newport, RI);