Senior Cybersecurity Network Defense Administrator

This position is expected to start late Q3- early Q4 of 2026.
Qualified candidates are encouraged to review the full job description. Applicants are strongly encouraged to apply even if they do not meet 100% of the listed qualifications.

Final position requirements including education, training, certifications, etc., will be defined by the Government at solicitation release and may differ from what is listed here.

The Senior Cybersecurity Network Defense Administrator will lead enterprise network defense activities. This will include ACAS management, STIG compliance scanning, AESS support, whitelist and token management, PPSM support, and security impact review of configuration changes.

Responsibilities:

• Leads enterprise network defense activities
• ACAS management
• Scans STIG compliance
• Supports AESS
• Whitelist and token management
• Supports PPSM
• Security impact review of configuration changes

Required Qualifications/Education and Experience:

• High School Diploma or GED
• Must have and maintain a Secret Clearance
• Must possess an active Cybersecurity Certification (such as Security+/CISSP/etc.)
• 10 or more years’ experience with Cybersecurity and Network Defense related area
• Experience with ACAS management, including infrastructure management, configuration, scanning, reporting, and analysis
• Proficiency in managing Army Endpoint Security Solution (AESS) Site Reviewer activities
• Experience with DISA Whitelist management
• Knowledge of PKI Token management
• Strong understanding of DoD STIGs and ability to perform STIG Compliance scanning and reporting
• Experience providing Ports, Protocols, & Services Management (PPSM) support
• Ability to review proposed configuration changes for security impact
• Prior experience with in-processing and out-processing tasks related to account management functions

Preferred Qualifications/Education and Experience.

• Bachelor's degree in computer science or equivalent years of experience
• Familiarity with DISA ACAS Best Practices Guide and NETCOM policies
• Familiarity with DISA Continuous Monitoring and Risk Scoring (CMRS)
• Strong analytical and problem-solving skills
• Excellent communication and coordination skills
• Experience with Army enterprise monitoring tools and practices
• Knowledge of security regulations and best industry practices
• Ability to work effectively in a team environment and collaborate with various stakeholders
• Experience with incident response activities
• Understanding of Continuity of Operations Plans and Communication Plans
• Experience with security compliance and control documentation

OSC Edge delivers a total rewards package that we know will attract, engage and retain top talent. Key elements of our package include a competitive base pay and a comprehensive benefits package:

We offer eligible employees with an opportunity to enroll in a variety of benefits offerings. Here are just some of our benefits for our US based positions:

• Medical/ Dental/ Vision
• Life insurance and AD&D
• Flexible Spending
• Accident, Critical Illness and Hospital Indemnity coverage
• 401(k) and ROTH retirement options and company match
• Pet Insurance
• Identify Theft and Fraud Protection coverage

About OSC Edge:

Founded in 2008, what started as a small business has grown into a diverse and innovative global team owned by Cook Inlet Region, Inc. an Alaska Native Regional Corporation. As a US Federal contractor, we are a dedicated IT Service Provider supporting the Departments of the Army, Navy, Air Force, DoD Educational Institutions, and large corporate entities. Our expertise is in Cloud Computing, Cyber Security, Compliance Management, Enterprise Architecture, IT Support, and CSfC. If you are passionate about making a difference and thrive in a dynamic and collaborative environment, we invite you to apply to join our team.

Equal Opportunity Employer/Veterans/Disabled