System Administrator, Level 3 (FORECASTED)

Independent Software, Inc.; Fort Meade (MD); On-site; USD 120,000 - 180,000; Full time

Job summary

Independent Software, Inc. is seeking a System Administrator Level 3 to provide advanced support for mission-critical IT systems at Fort Meade. You will manage infrastructure, optimize performance, and ensure security and reliability across Linux/UNIX and Windows environments.

The role requires active TS/SCI with polygraph, DoD 8570.01‑M IAT II certification, and extensive experience. You will work with engineers, stakeholders, and mission teams to maintain operational readiness and thorough

Qualifications

• Bachelor’s degree in a technical discipline from an accredited college.
• 15 years of System Administrator experience on programs of similar scope.
• DoD 8570.01‑M compliant with Information Assurance Technical (IAT) Level II

Responsibilities

• Provide advanced support for the implementation, troubleshooting, and maintenance of IT systems.
• Perform in-depth troubleshooting and root cause analysis of complex system issues.
• Manage day-to-day configuration and operation of IT systems.
• Provide Tier 2 escalation support and resolve complex technical issues.
• Support IT systems including operations, monitoring, and problem resolution across client/server, storage, network, and mobile devices.
• Communicate status and provide detailed analysis of issues to management and stakeholders.
• Optimize system performance and resource utilization.
• Perform system capacity analysis and planning.
• Configure and manage Linux/UNIX and Windows operating systems.
• Maintain system integrity through patching, updates, and configuration management.
• Support system integration and ensure operational readiness.
• Analyze and resolve complex problems related to hardware, applications, and system integration.
• Support system design, architecture, and infrastructure improvements.
• Maintain documentation and follow established processes and procedures

Skills

Linux/UNIX

Windows

Troubleshooting

System performance

Servers & storage

Networking

Independent work

Communication

Team collaboration

Education

Bachelor’s degree in a technical discipline

15 years of System Administrator experience

Job description

What You Will Do

As a System Administrator Level 3 at Independent Software, you will provide advanced support for the implementation, troubleshooting, and maintenance of IT systems supporting mission‑critical operations. You will manage and optimize system infrastructure, ensuring systems are secure, reliable, and operating at peak performance.

In this role, you will take ownership of complex system issues, perform in-depth troubleshooting, and contribute to system design and architecture. You will work closely with engineers, stakeholders, and mission teams to ensure operational success and continuous improvement across the environment.

Key Responsibilities

• Provide support for the implementation, troubleshooting, and maintenance of IT systems
• Perform in-depth troubleshooting and root cause analysis of complex system issues
• Manage day-to-day configuration and operation of IT systems
• Provide Tier 2 (Escalation) support and resolve complex technical issues
• Support IT systems including operations, monitoring, and problem resolution across client/server, storage, network, and mobile devices
• Communicate status and provide detailed analysis of issues to management and stakeholders
• Optimize system performance and resource utilization
• Perform system capacity analysis and planning
• Configure and manage Linux/UNIX and Windows operating systems
• Maintain system integrity through patching, updates, and configuration management
• Support system integration and ensure operational readiness
• Analyze and resolve complex problems related to hardware, applications, and system integration
• Support system design, architecture, and infrastructure improvements
• Maintain documentation and follow established processes and procedures

Required Skills and Qualifications

• Strong experience administering and supporting IT systems in a system administrator role
• Advanced knowledge of Linux/UNIX and Windows operating systems
• Experience performing in-depth troubleshooting and resolving complex technical issues
• Experience managing system performance, capacity, and reliability
• Familiarity with IT infrastructure components including servers, storage, and networking
• Ability to support and resolve escalated technical issues independently
• Understanding of system integration and operational environments
• Strong analytical, problem‑solving, and communication skills
• Ability to work independently and collaborate across teams

Education and Experience

• Bachelor’s degree in a technical discipline from an accredited college or university
• Fifteen (15) years of System Administrator experience on programs of similar scope, type, and complexity

OR

• Five (5) additional years of System Administrator experience may be substituted for a degree

Certifications

• DoD 8570.01‑M compliant with Information Assurance Technical (IAT) Level II

Clearance Requirement

• Must possess an active TS SCI with appropriate Polygraph to be considered for this role
• This position is contingent on contract award

Benefits

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.

• 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.