B4Corp
2027576 Systems Administrator $200,000.00
Position requires Top Secret (TS/SCI) Clearance with a polygraph. The role is open until 1/7/2026. We seek a highly experienced Systems Administrator SME to manage day‑to‑day operation, maintenance, and reliability of our critical IT infrastructure, spanning traditional and cloud environments.
Key Responsibilities
Provide expert administration, configuration, maintenance, and troubleshooting for core infrastructure running on Windows or Unix/Linux operating systems.
Ensure stability and performance for systems supporting MS Desktop and Web Programming applications.
Manage and maintain the health of application platforms (Java, Python, C, C++, Visual Basic, .NET).
Administer and troubleshoot platform issues related to Lotus Notes environments and associated databases.
Support cloud‑deployed systems: provisioning, monitoring, and operational scaling.
Develop and maintain automation scripts for routine tasks, patching, monitoring, and reporting.
Implement and manage monitoring, alerting, and logging tools; integrate system metrics into DevOps practices.
Perform system hardening, vulnerability patching, and access management to ensure security compliance.
Administer systems hosting classification tools and supporting scripts and web services.
Mandatory Requirements
Developmental (0‑2 years’ experience)
Full Performance (3‑5 years’ experience)
Senior (6‑10 years’ experience)
Expert (11‑15 years’ experience)
SME (16+ years’ experience)
Preferred Experience
Deep hands‑on experience with Windows or Unix/Linux administration.
Strong platform administration for Lotus Notes, JavaScript, Java, C/C++, .NET, HTML, XML.
Operational maintenance, monitoring, and basic deployment within a cloud environment.
Experience with scripting for system automation and familiarity with DevOps principles.
Experience with desktop and web environments involving MS Office, email, and web development.
Optional Requirements
Experience supporting infrastructure for classification marking tools/software.
Familiarity with the sponsor's operational environment, including administration of desktops, servers, and peripherals.
Seniority level Mid‑Senior level
Employment type Contract
Job function Information Technology
Locations Chantilly, VA
Compensation & Benefits Base salary up to $200,000.00 per year. Competitive benefits including 401(k) matching, health insurance, paid time off, and education training.
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Key Responsibilities
Provide expert administration, configuration, maintenance, and troubleshooting for core infrastructure running on Windows or Unix/Linux operating systems.
Ensure stability and performance for systems supporting MS Desktop and Web Programming applications.
Manage and maintain the health of application platforms (Java, Python, C, C++, Visual Basic, .NET).
Administer and troubleshoot platform issues related to Lotus Notes environments and associated databases.
Support cloud‑deployed systems: provisioning, monitoring, and operational scaling.
Develop and maintain automation scripts for routine tasks, patching, monitoring, and reporting.
Implement and manage monitoring, alerting, and logging tools; integrate system metrics into DevOps practices.
Perform system hardening, vulnerability patching, and access management to ensure security compliance.
Administer systems hosting classification tools and supporting scripts and web services.
Mandatory Requirements
Developmental (0‑2 years’ experience)
Full Performance (3‑5 years’ experience)
Senior (6‑10 years’ experience)
Expert (11‑15 years’ experience)
SME (16+ years’ experience)
Preferred Experience
Deep hands‑on experience with Windows or Unix/Linux administration.
Strong platform administration for Lotus Notes, JavaScript, Java, C/C++, .NET, HTML, XML.
Operational maintenance, monitoring, and basic deployment within a cloud environment.
Experience with scripting for system automation and familiarity with DevOps principles.
Experience with desktop and web environments involving MS Office, email, and web development.
Optional Requirements
Experience supporting infrastructure for classification marking tools/software.
Familiarity with the sponsor's operational environment, including administration of desktops, servers, and peripherals.
Seniority level Mid‑Senior level
Employment type Contract
Job function Information Technology
Locations Chantilly, VA
Compensation & Benefits Base salary up to $200,000.00 per year. Competitive benefits including 401(k) matching, health insurance, paid time off, and education training.
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