System Administrator – Intermediate

Bravura, Inc.; Quantico (VA); On-site; USD 90,000 - 120,000; Full time

Job summary

Bravura, Inc. is seeking a System Administrator – Intermediate to join the Network & System Support team at Quantico, VA. The role demands 3+ years of experience, a Secret clearance, and hands-on work with core system and network services across Windows and Linux environments.

You will install, configure, and maintain HW/SW, implement SOPs, enforce security policies, and support VMware/VDI tasks at remote sites. This role emphasizes problem-solving and operational readiness.

Qualifications

• 3+ years of system administration experience
• Secret clearance
• Experience with Windows/Linux servers and network services

Responsibilities

• Install, update, and troubleshoot systems/servers.
• Develop and document SOPs for systems administration.
• Maintain baseline security and manage access control.
• Monitor and troubleshoot network services (DNS, DHCP, NTP, SNMP, HTTP/HTTPS, LDAP).
• Assist with VMware and VDI/AVD tasks at remote sites.
• Plan and verify data redundancy and system recovery procedures.

Skills

System administration

Networking basics

VMware

VDI/AVD

Windows Server

Security policies

Education

BS Degree (IT, Cybersecurity, CS, Info Sys., Data Science, or SW Engineering)

DoD training courses

Certifications: Cloud+, Security+, GICSP, GSEC, or SSCP

Tools

LDAP/LDAPS

MS 365

DNS/DHCP/NTP/SNMP

Job description

Role: System Administrator - Intermediate

Location: Quantico, VA

Foundational Qualifications: Candidate must possess at least one of the following -

• Education: BS Degree (IT, Cybersecurity, Computer Science, Info. Sys., Data Science, or SW Engineering); OR
• Training: One of the following approved DoD training courses - WarU DCWF WRC 451 System Administrator - Intermediate Playlist; DISA ( (451) Training (Linux) DCWF Linux System Administrator; DISA (451) Training (Windows) DCWF Windows Systems Administrator; F07DZZ1 ISR Systems Engineer Course (ISEC); M03385G Data Systems Supervisor Course; M03DRRG, M10DRRB, M22DRR4 Electronic Key Management System; M0923X1 Network Chief Course; M09AN21 Cyber Network Supervisors; M09DSJ1 Electronics Maintenance Technician Course; M10385B Data Systems Supervisor Course; M223854 Data Systems Supervisor Course; N2312H1 Special Intel/ SYSADMIN/Communicator; N23WTK2 NALCOMIS Aviation Maintenance; OR
• Certifications: One of the following active certifications - Cloud+; Security+; GICSP; GSEC; or SSCP

Years of Experience: 3+ years of experience; experience may be considered as an alternative to foundational qualifications.

Clearance Level & Investigation: Secret

Job Description:

The System Administrator – Intermediate installs, configures, troubleshoots, & maintains HW/SW & administers system accounts. This includes, but is not limited to:

• Core Tasks:
  • Install, update, & troubleshoot systems/servers.
  • Conduct functional & connectivity testing to ensure continuing operability.
  • Develop & document systems administration SOPs.
  • Comply with organization systems administration SOPs.
  • Implement & enforce local network usage policies & procedures.
  • Maintain baseline system security according to organizational policies.
  • Manage accounts, network rights, & access to systems & equipment.
  • Manage system/server resources including performance, capacity, availability, serviceability, & recoverability.
  • Monitor & maintain system/server configuration.
  • Perform repairs on faulty system/server HW.
  • Plan, execute, & verify data redundancy & system recovery procedures.
  • Troubleshoot HW/SW interface & interoperability problems.
• Additional Tasks:
  • Check system HW availability, functionality, integrity, & efficiency.
  • Conduct periodic system maintenance including cleaning (both physically & electronically), disk checks, routine reboots, data dumps, & testing.
  • Design group policies & access control lists to ensure compatibility with organizational standards, business rules, & needs.
  • Ensure application of security patches for commercial products integrated into system design meet timelines dictated by management authority for intended operational environment.
  • Oversee installation, implementation, configuration, & support of system components.
  • Diagnose faulty system/server HW.
  • Provide ongoing optimization & problem-solving support.

Specifically, this role will provide Systems Administration support as part of the Network & System Support team, including, but not limited to:

• Monitor, report, & assist in troubleshooting all required network services including but not limited to DNS, DHCP, NTP, SNMP, HTTP / HTTPS (Web Services), SSH, LDAP / LDAPS, SMTP.
• Assist system engineers with updating all servers, application SW, & network services IAW applicable IAVAs, IAVBs, IAVMs, MCDs, OPDIRs & CIO directives; execute patches; & report compliance as required by Government-established processes & deadlines.
• Monitor, report, & assist system engineers in troubleshooting MS 365 productivity suite environment to include Outlook, Teams, Word, Excel, PowerPoint, SharePoint, & OneDrive.
• Assist troubleshooting for MCM, including but not limited to operating deployment, SW deployment, patching & upgrades, HW & SW inventorying & baselines, & STIG auditing & enforcement.
• Assist with VMWare-related tasks at remote sites.
• Assist with VDI / AVD-related tasks at remote sites.
• Assist with installing, configuring, managing, monitoring, reporting, troubleshooting, documenting, & securing physical servers at remote sites.
• Assist with creating & maintaining SOPs, work instructions, & job aids to document Government processes & procedures.
• Assist with creating detailed & accurate AARs to capture & describe outages, services interruptions, failures, or incidents per government direction & processes, including lessons learned & recommendations.
• Assist with tracking & reporting EoL & EoS dates, warranty & support status, & subscription & license expiration dates for all systems, SW, OS, firmware, tools, & subscriptions.
• Assist with troubleshooting HW & SW problems for HW connected to network & SW running on servers or client workstations; recommend solutions & implement corrective actions at remote sites.