ARISS - System Administrator (Top Secret/SCI Clearance w/ Poly Required) Seneca Holdings 401(k) United States, California, Dublin Jun 15, 2026 Clear Creek Federal is part of the Seneca Nation Group (SNG) portfolio of companies. SNG is Seneca Holdings' federal government contracting business that meets mission-critical needs of federal civilian, defense, and intelligence community customers. Our portfolio comprises multiple subsidiaries that participate in the Small Business Administration 8(a) program. To learn more about SNG, visitthe website and follow us onLinkedIn. Our team of talented individuals is what makes us successful. To support our team, we provide a balanced mix of benefits and programs.

Your total rewards package includes competitive pay, benefits, and perks, flexible work-life balance, professional development opportunities, and performance and recognition programs. We offer a comprehensive benefits package that includes medical, dental, vision, life, and disability, voluntary benefit programs (critical illness, hospital, and accident), health savings and flexible spending accounts, and retirement 401K plan. One of our fundamental principles is to offer competitive health and welfare benefits to our team members, providing coverage and care for you and your family. Full-time employees working at least 30 hours a week on a regular basis are eligible to participate in our benefits and paid leave programs. We pride ourselves on our collaborative work environment and culture, which embraces our mission of providing financial and non-financial benefits back to the members of the Seneca Nation. Clear Creek Federal is seeking aSystem Administrator - Field Support Engineer for an opportunity with the Department of Defense. This role will provide comprehensive IT support classified communications systems for Army MIRC. The systems administrator will work toward maintaining, troubleshooting, and securing hardware and software across the enterprise, as well as managing user accounts and providing excellent customer support. This will support work across multiple disciplines. This role will be located at Camp Parks, CA. Responsibilities Perform Information Assurance services for classified systems locally. Set up, configure, and maintain intelligence training computers, printers, scanners, and servers. Provide user support, including troubleshooting and account management. Implement and maintain system security measures in accordance with Army Security Technical Implementation Guides (STIG). Conduct system administration duties on classified communications equipment. Manage configuration control and maintain documentation of system status. Assist with Army Information Assurance (IA) requirements and user compliance. Travel to various locations as needed to provide on-site support. Performance location - The locations for System Administrators will periodically change based on the need of the government. The shift in mission requirement will be identified within 180 days prior to mission start. Beginning 1 October 2026 - 1 October 2027 this role will be on a 12-hour shift, 4 days on, 4 days off. After 56 days, the shift will switch from days to nights. Requirements Must 5 years' experience in classified IT services and networking. Must have IAM and or IAT level II or III certifications in compliance with DoD 8140. Must have a TS/SCI level government clearance with CI Polygraph Preferred Bachelor's degree in Computer Science and or Information Technology MIRC experience Salary at Seneca is based on a variety of factors including but not limited to location, experience, skill set, performance, licensure and certification, as well as contract-specific affordability and organizational requirements. The range of this position in other geographic locations may differ. The projected compensation range for this position is below. The estimate displayed represents the typical salary range for this position and is just one component of our total compensation package for employees. The projected compensation range for this position is: $60,000 — $95,000

USD Equal Opportunity Statement:

Seneca Holdings provides equal employment opportunities to all employees and applicants without regard to race, color, religion, sex/gender, sexual orientation, national origin, age, disability, marital status, genetic information and/or predisposing genetic characteristics, victim of domestic violence status, veteran status, or other protected class status. This policy applies to all terms and conditions of employment, including, but not limited to, hiring, placement, promotion, termination, layoff, recall, transfer, leave of absence, compensation and training. The Company also prohibits retaliation against any employee who exercises his or her rights under applicable anti-discrimination laws. Notwithstanding the foregoing, the Company does give hiring preference to Seneca or Native individuals. Veterans with expertise in these areas are highly encouraged to apply.