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System Administrator Security Clearance
Job in
McLean, Fairfax County, Virginia, USA
Listed on 2025-12-15
Listing for:
Dexian Signature Federal
Full Time
position Listed on 2025-12-15
Job specializations:
-
IT/Tech
Cybersecurity, Systems Administrator
Job Description & How to Apply Below
Description
· Perform IT Systems Administration on physical and virtual infrastructure with a focus on firewall, email, and web security protocols.
· Ensure cyber security and OPSEC policies, principles, and practices are an integral element of the operating environment.
· Integrate hardware and software components within the systems environment. Continually monitor and fine-tune performance of the Information Systems.
· Conduct analyses of network usage, user complaints, traffic interruptions, hardware and software capabilities, and other relevant factors.
· Provide database support for SQL databases related to mission specific applications services including service life-cycle maintenance of databases, implementing reporting features, correcting database errors, modifying databases performing upgrades, and user training.
· Configure and manage WSUS/SCCM for patching and application management;
Network Administration:
Configure, manage, and troubleshoot networking issues with Cisco ASA, Cisco Fiber and Lan switching (Layer 2 and
3) Requirements
Required Clearance: TS/SCI with Poly;
This position requires ability to satisfy a government administered high risk screening. Required Skills, Experience, and
Education:
· Experience installing and configuring Windows 10; installing and configuring Windows Server 2012; configuring Advanced Server 2012 Services.
· Windows/UNIX Systems Administration experience to include Active Directory Domain Services (DNS, DHCP, GPO Management) as well as Active Directory Certificate Services.
· Candidate must have a total of 12 years of applicable experience. The experience can be a combination of degree and work history. This can be a High School degree and 12 years of work history OR an Associate’s and 10 years, a Bachelors’ and 8 years, a Masters and 6 years or a PhD and 2 years of work history.
Desired Qualifications/
Certifications:
Security+ CompTIA commercial certification (or higher, such as CISSP, etc.). Windows and UNIX/Linux. VMware.
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