ARCHIVED
This job listing has been archived and is no longer accepting applications.
MisuJob - AI Job Search Platform MisuJob

System Administrator II

Shinvestmentsllc

Remote/Hyrbrid (Remote - Washington, DC) Remote permanent

Posted: February 19, 2026

Interested in this position?

Create a free account to apply with AI-powered matching

Quick Summary

The System Administrator II is responsible for ensuring the security and integrity of the organization's systems and data, ensuring the confidentiality and availability of sensitive information.

Job Description

Great Waters 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, visit the website and follow us on LinkedIn.

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.

This position is to provide support to the Program Management, Warfare (PMW) Tactical Networks (TACNET) Program Office (PMW 160) of the Program Executive Office (PEO) Command, Control, Communications, Computers, Intelligence (C4I) which is responsible for the acquisition, integration, delivery, and support of network infrastructure and essential network information distribution services in support of force-wide tactical information and combat support systems.

Great Waters Federal is seeking a Systems Administrator to provide support services to sustain, modernize, and enhance the Consolidated Afloat Networks and Enterprise Services (CANES) Training Virtual Environment (TVE), as well as expand it to support additional TACNET capabilities and connected and/or hosted applications, in order to evolve the TVE into an enterprise-wide “C4I TVE”.

Roles and Responsibilities include, but are not limited to:

• Administer and support daily operational requirements of computer network systems, including workstations, file servers, and web servers.

• Install, configure, and maintain servers, operating systems, and network components.

• Perform system upgrades to C4I TVE systems as needed.

• Manage user/network accounts, permissions, and Active Directory.

• Implement security controls (e.g., STIGs, patches), conduct vulnerability scans, and maintain data integrity.

• Design, interface, and update web pages; create and maintain local system design documentation.

• Maintain, troubleshoot, and implement network security tools, including firewalls, anti-virus, and intrusion detection services.

• Train staff on software relevant to their positions.

• Assist customers with information technology needs.

• Monitor system performance, perform backups, and troubleshoot hardware/software issues.

• Provide instruction on computers and applications.

• Analyze, design, and deliver modernizations and enhancements to the TVE as requested by the Government and in accordance with Department of Navy policies and directives.

• Maintain the regular system backups and restores the system to pre-failure state or restoring data from backup media.

• Work in a software development life cycle, apply security and vulnerability best practices, and require little or no instruction and guidance in performing routine tasks and updating change management systems to document system changes.

• Create and update standard operating procedures (SOPs) and technical documentation.

• Provide recommendations, as needed, regarding hardware and system software planning.

• Manage the lifecycle of IT equipment, including procurement and disposal.

Basic Qualifications:

• Bachelor’s level degree in Electrical/Electronic/Computer Engineering, Computer Science or Information Systems (or relevant experience).

• T5/R (or equivalent) investigation to attain TS eligibility

• Three (3) years professional experience in systems administration

• Information Assurance Technical level II (IAT II) certification: CCNA Security; CySA+; GICSP; GSEC; Security+ CE; CND; or SSCP.

• Work under general technical direction, install, configure, and maintain operating systems, servers, and resources either in the government owned cloud, or servers.

• Ability to learn or already know the latest NIST controls, information assurance frameworks, and address them in practice, following the government's risk management plan, and CoOP.

• Have effective technical, communication, skills and experience to recommend design solutions and improvements that enhance the system cost, schedule, and performance.

• Excellent attention to detail.

• Excellent written and oral communication skills.

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.

Why Apply Through MisuJob?

AI-Powered Job Matching: MisuJob uses advanced artificial intelligence to analyze your skills, experience, and career goals. Our matching algorithm compares your profile against thousands of job requirements to find positions where you have the highest chance of success. This saves you hours of manual job searching and ensures you only see relevant opportunities.

One-Click Applications: Once you create your profile, applying to jobs is effortless. Your resume and cover letter are automatically tailored to highlight the most relevant experience for each position. You can apply to multiple jobs in minutes, not hours.

Career Intelligence: Beyond job matching, MisuJob provides valuable career insights. See how your skills compare to market demands, identify skill gaps to address, and understand salary benchmarks for your experience level. Make data-driven decisions about your career path.

Frequently Asked Questions

How do I apply for this position?

Click the "Register to Apply" button above to create a free MisuJob account. Once registered, you can apply with one click and track your application status in your dashboard.

Is MisuJob free for job seekers?

Yes, MisuJob is completely free for job seekers. Create your profile, get matched with jobs, and apply without any cost. We help you find your dream job without any hidden fees.

How does AI matching work?

Our AI analyzes your resume, skills, and experience to understand your professional profile. It then compares this against job requirements using natural language processing to calculate a match percentage. Higher matches mean better fit for the role.

Can I apply to jobs in other countries?

Absolutely. MisuJob features jobs from companies worldwide, including remote positions. Filter by location or look for remote opportunities to find jobs that match your preferences.

Ready to Apply?

Join thousands of job seekers using MisuJob's AI to find and apply to their dream jobs automatically.

Register to Apply