System Administrator, Level 2

Independent Software, Inc.; Maryland; On-site; USD 85,000 - 110,000; Full time

Job summary

Independent Software, Inc. is looking for a System Administrator Level 2 to support secure IT systems across Windows and UNIX/Linux environments. You will manage day-to-day operations, virtualization, automation, and enterprise infrastructure while providing Tier 1 and 2 support.

Candidates must hold DoD 8570 IAT Level II certification and an active TS SCI with polygraph. Strong troubleshooting, communication, and security best-practice adherence are essential.

Qualifications

• Ten or more years of System Administration experience in similar environments.
• Bachelor’s degree in a technical discipline from an accredited college or university; degrees may be substituted with additional experience.
• Current DoD 8570 IAT Level II certification required.

Responsibilities

• Administer, configure, maintain, and troubleshoot Windows and UNIX/Linux systems.
• Provide Tier 1 and Tier 2 support, diagnose and resolve issues.
• Support client/server, storage, network, and related IT infrastructure.
• Install, patch, and maintain operating systems and components.
• Support Active Directory, Group Policy, and network services (TCP/IP, DNS, DHCP).
• Support virtualization, containerization, and system automation.
• Monitor system health, performance, capacity, and resources.
• Document and communicate escalated issues and resolutions.

Skills

Windows Admin

UNIX/Linux Admin

Scripting (PowerShell/Bash)

AD & GPO

Networking (TCP/IP DNS DHCP)

Virtualization (VMware/KVM/Hyper-V/Doe

Docker

Monitoring tools (Splunk/Zabbix/ELK)

Security best practices

Troubleshooting & comms

Education

Bachelor's degree in a technical discipline

Tools

VMware

KVM

Hyper-V

Docker

Job description

What You Will Do:

At Independent Software, as a System Administrator Level 2, you will support the implementation, administration, maintenance, and troubleshooting of IT systems in a secure technical environment. You will manage day-to-day system operations across Windows and UNIX/Linux environments, network services, virtualization technologies, automation tools, and enterprise infrastructure.

What You Will Do:

At Independent Software, as a System Administrator Level 2, you will support the implementation, administration, maintenance, and troubleshooting of IT systems in a secure technical environment. You will manage day-to-day system operations across Windows and UNIX/Linux environments, network services, virtualization technologies, automation tools, and enterprise infrastructure.

You will provide Tier 1 and Tier 2 technical support, troubleshoot complex system issues, optimize system performance and resource utilization, and support users in accessing and effectively using IT systems.

Key Responsibilities:

• Administer, configure, maintain, and troubleshoot Windows and UNIX/Linux systems
• Provide Tier 1 and Tier 2 problem identification, diagnosis, and resolution
• Support client/server, storage, network, and related IT infrastructure
• Install, configure, patch, and maintain operating systems and system components
• Support Active Directory, Group Policy, and network services including TCP/IP, DNS, and DHCP
• Support virtualization, containerization, and system automation
• Monitor system health, performance, capacity, and resource utilization
• Troubleshoot hardware and system issues through resolution
• Document and communicate escalated issues, status, and resolutions

Required Skills and Qualifications:

• Strong Windows and UNIX/Linux system administration and troubleshooting experience
• Experience supporting client/server, storage, and network infrastructure
• Familiarity with Bash and/or PowerShell scripting
• Experience with Active Directory and Group Policy
• Knowledge of TCP/IP, DNS, DHCP, and network services
• Familiarity with VMware, KVM, Hyper-V, Docker, or similar technologies
• Experience with monitoring/logging tools such as Splunk, Zabbix, or ELK
• Understanding of system security, patching, and configuration best practices
• Strong troubleshooting and communication skills

Education and Experience:

• Ten (10) years of System Administration experience supporting programs or environments of similar scope, type, and complexity
• Bachelor’s degree in a technical discipline from an accredited college or university
• Five (5) additional years of System Administration experience may be substituted for the Bachelor’s degree

Certifications:

Current DoD 8570 IAT Level II certification, such as CompTIA Security+ CE or another qualifying IAT Level II certification, is required.

Clearance Requirement:

• Must possess an active TS SCI with appropriate Polygraph to be considered for this role

Why Choose Independent Software:

At Independent Software, our people are the mission. We’ve built a company around collaboration, integrity, and innovation and we make sure our team has the tools and support to grow, succeed, and thrive.

When you join us, you will:

• Support critical national security missions that matter
• Be part of a close-knit, employee-first culture where your voice is heard
• Expand your skills through ongoing training, mentorship, and career development
• Enjoy competitive compensation, generous benefits, and work-life balance

We’re an equal opportunity employer. All applicants will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran or disability status.