System Engineer - TS​/SCI Poly

System Engineer – Automation & Security Compliance

Location: Annapolis Junction, MD
Clearance Required: TS/SCI with Polygraph
Telework: Based on tasking

FO is seeking a System Engineer who is passionate about automation, system integrity, and security compliance across critical client/server environments. In this role, you’ll support a small, mission‑focused team that works closely with users and customers to ensure systems remain secure, reliable, and high‑performing. If you enjoy solving complex technical challenges and improving system efficiency, this position offers a meaningful opportunity to make an impact.

• Maintaining system integrity, performance, and security across diverse environments

• Automating system administration tasks to improve efficiency and reliability

• Managing and securing client/server systems in mission‑critical settings

• Supporting both Windows and Linux environments

• Working with networking devices and infrastructure components

• Collaborating with users, customers, and team members to resolve issues and improve operations

• Escalating and communicating system issues to management as needed

• Strong experience in System Engineering and System Administration

• Deep understanding of security compliance and best practices

• Strong knowledge of networking devices, including Cisco
  , Juniper
  , and Arista

• System administration experience in Windows and Linux environments

• Familiarity with Kubernetes and containerization concepts

• Experience with:

  • Active Directory

  • LDAP

  • Centrify

  • Group Policy

  • Network Services

• Strong understanding of security protocols
  , patching, and system hardening

• Excellent communication skills and the ability to elevate issues appropriately