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Systems Administrator #1098

Engineering | Alexandria, VA | Full Time

Job Description

*****Security Clearance required: Top Secret/SCI with Polygraph*****


The Systems Administrator serves as a team member on the Active Directory support group supporting established consistent policies and procedures as they apply across the enterprise.  Maintains the Active Directory environment on all of the Client’s networks which includes management of Domain Controllers, domain authentication services, roles-based policy and delegation of Active Directory resources, Organizational Units (OU), Group Policy Objects (GPO),WINS and DNS configuration, enterprise DHCP services, active directory architecture, and the Exchange enterprise environment.  In addition, serves as Tier III administrator for problems and discrepancies that impact the enterprise computing environment and act as an Government Client  representative for computer incident response as required. 
General duties include: assigns privileges, maintains system security, troubleshoots system and software problems; establishes and updates procedures and documentation.  Performs daily system monitoring and maintenance, data backup and restoration, data processing utilities, shell scripting, batch processing, security log audits, investigate, analyze, correct and test software related issues on all Domain Controllers.  Assist server teams in hardware/software integration; investigate vendor vulnerability updates and patches and create/modify scripting to assure system configuration compatibility.  Monitor system daily for proper operation, performs routine system preventative and restorative maintenance for Domain Controllers.  Maintain appropriate level of technical competency in areas of responsibility to recommend appropriate system upgrades. Experience with NGA programs and facilities are also desired

Certifications and Job Qualifications:
•Maintains Windows Systems for a high visibility national system comprised of Domain Controllers on several networks at local and remote locations
•Responsible for  resolving a wide variety of complex system failures, troubleshooting software, hardware, and network problems, and monitoring and addressing Incident and Change Request tickets as required
•Provide on-call support as required to ensure availability of mission critical services such as authentication, Windows DNS, DHCP, and access to network resources
•Configure Windows OS on Domain Controllers to allow operation on various types of networks   Configure and     maintain Active Directory, DNS, and other services on Domain Controllers.  Configure hardware and software for servers,   RAIDs, and storage arrays on Domain Controllers
•Provide O&M functions such as hard drive removal, performance optimization, and research and installation of current patches on Domain Controllers
•Manage distributed file system and group shares
•Conduct system backups and restores on Domain Controllers
•Provide impact assessment for system-level changes on existing infrastructure
•Participate in technical exchanges
•Ensure compliance with computer security policy
•Monitor system usage and perform system tuning
•Manage tools and equipment
•Assist users with system problems
•Schedule and conduct preventative maintenance on Windows systems
•Ensure proper labeling of system components
•Develop, maintain, and report meaningful metrics

Education, Skill, and Experience Requirements:
•DoD 8570 Certification 
•Bachelors of Science degree in Computer Science, Information Systems plus 3-6 years’ experience in Windows systems administration related technical discipline or equivalent experience.
•Knowledge of Windows Server 2012R2 and 2016 is required.  Also, candidate must have knowledge of IT concepts such as TCP/IP, IT security concepts and practices; interpersonal, problem solving, organizational and multi-tasking skills.  Strong written/verbal communications skills are a plus.
•Position is located at customer location in St Louis, MO or Springfield, VA and will require frequent customer interface.  Candidate must be able to work independently and in a group environment.  Modifies and/or adapts techniques and standard approaches to solve moderately difficult problems and must be highly self-motivated.
•Desired experience: LDAP, Active Directory 2012R2/2016, Windows DNS, VMWare, Remedy, and process documentation and with GOVENMENT CLIENT programs and facilities.

Physical Requirements:
Must be able and willing to work flexible shifts as required and communicate by phone and in person with customers and appropriate organizations.

IA Certification Requirement:
IA Category:  IAT
Level:  II
1. Primary certification:  Security+


Operations and Support

•Perform daily system monitoring, verifying the integrity and availability of all hardware, server resources, systems and key processes, reviewing system and application logs, and verifying completion of scheduled jobs such as backups.

•Perform regular security monitoring to identify any possible intrusions.

•Perform daily backup operations, ensuring all required file systems and system data are successfully backed up to the appropriate media, recovery tapes or disks are created, and media is recycled and sent off site as necessary.

•Perform regular file archival and purge as necessary.

•Create, change, and delete user accounts per request.

•Provide Tier II & III/other support per request from various constituencies.  Investigate and troubleshoot issues.

•Repair and recover from hardware or software failures.  Coordinate and communicate with impacted constituencies.

•Maintenance

•Apply OS patches and upgrades on a regular basis, and upgrade administrative tools and utilities. Configure / add new services as necessary.

•Upgrade and configure system software that supports GIS infrastructure applications or Asset Management applications per project or operational needs.

•Maintain operational, configuration, or other procedures.

•Perform periodic performance reporting to support capacity planning.

•Perform ongoing performance tuning, hardware upgrades, and resource optimization as required.  Configure CPU, memory, and disk partitions as required.

•Create and maintain documentation to help train employees resolve day to day issues and  knowledge transfer.

•Identify and execute process improvements and other enhancements that improve operational efficiency.  

KNOWLEDGE/SKILLS:

•Security +

•Meet the qualifications of one of the customer specified levels (0-4) 

COMMUNICATIONS/INTERPERSONAL CONTACTS:

Interpret and/or discuss information with others, which involves terminology or concepts not familiar to many people; regularly provide advice and recommend actions involving rather complex issues. May resolve problems within established practices.

Summary Qualifications

Skills & Tasks:  Complex - develops new concepts and processes. Analyzes root causes and resolves issues. Supports more junior level technicians and specialists in their activities. Can perform all tasks of lower level technicians or specialists.

Individual Work / Teamwork or Leadership / Management: Leadership/ Management - Works individually, actively participates on integrated teams, and may also lead a task, project or team

Guidance: Requires guidance and direction from more senior level technicians, specialists, and managers only when dealing with new, uncertain situations. Provides guidance to lower level technicians and specialists.

Education/Min Years Experience: HS/GED -- 8 years experience, Associates -- 6 years experience, Bachelors -- 4 years experience, Masters -- 2 years experience, PhD -- 0 years experience