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System Engineer, Level 3

Independent Software, Inc.
Annapolis Junction, MD, United Statesfull_timeVerifiedPosted 24 Dec 2025

About the role


What You Will Do:

As a Systems Engineer, you will support the administration, automation, and security compliance of critical client/server environments. You will be responsible for maintaining system integrity, performance, and security while working closely with users, customers, and a small, mission-focused engineering team. This role requires strong technical depth in systems engineering and administration, along with excellent problem-solving, communication, and escalation skills.

Key Responsibilities:

  • Support systems engineering and system administration activities across secure client/server environments.
  • Maintain system integrity, availability, performance, and security in both Windows and Linux environments.
  • Implement and support automation and operational improvements to enhance system reliability and efficiency.
  • Ensure systems comply with security requirements, policies, and compliance standards.
  • Administer and support identity and access management services, including Active Directory, LDAP, Centrify, Group Policy, and core network services.
  • Manage system patching, vulnerability remediation, and secure configuration baselines.
  • Support containerized and orchestrated environments, including Kubernetes-based deployments.
  • Troubleshoot complex system and network issues and escalate risks, outages, or security concerns to management as required.
  • Work closely with users and customers to resolve issues and support mission requirements.
Required Skills and Qualifications:
  • Strong systems engineering and system administration experience.
  • Demonstrated knowledge of security compliance principles and secure system operations.
  • Strong understanding of enterprise networking devices and technologies, including Cisco, Juniper, and Arista.
  • Hands-on system administration experience in both Windows and Linux environments.
  • Familiarity with containerization technologies and orchestration platforms such as Kubernetes.
  • Experience administering identity and access management technologies, including Active Directory, LDAP, Centrify, Group Policy, and network services.
  • Strong knowledge of security protocols, system hardening, patching, and vulnerability management.
  • Excellent communication skills, including the ability to clearly document issues and escalate technical risks or incidents to management.
Education and Experience:
One of the following combinations is required:
  • Bachelor’s degree in a qualified engineering field or a related discipline from an accredited college or university, plus six (6) years of systems engineering experience; or
  • High School Diploma or GED, plus ten (10) years of general systems engineering experience across any process area; or
  • Master’s degree in a qualified engineering field or a related discipline from an accredited college or university, plus four (4) years of systems engineering experience; or
  • PhD in a qualified engineering field or a related discipline from an accredited college or university, plus two (2) years of systems engineering experience.
Qualified engineering fields include, but are not limited to: Aeronautics, Biomedical, Chemical, Civil, Computer, Electrical, Environmental, Mechanical, Nuclear, Software, Systems, and Engineering Management. Comparable or closely related engineering degrees will be considered.

Related disciplines include, but are not limited to: Chemistry, Computer Science, Information Systems, Mathematics, and Physics. Comparable or closely related degrees will be considered.

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
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Company

Independent Software, Inc.

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