System Engineer, Level 3

Location: Annapolis Junction, MD

Department: System Engineering

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.

• 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.

• 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.

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

• 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

Ready to take the next step in your career? Join us and be part of something bigger.

Apply today.


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.