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Sr. System Administrator - TS/SCI w Poly

McLean, Va · Information Technology
Twinn Intelligence Group is seeking a System Admin.

The System Admin shall provide, install, manage, and maintain Windows servers, SCCM, and the sponsor’s VM environment as well as system software and related infrastructure, including the customer’s Active Directory environment.  The System Admin shall maintain DTO certification and perform ongoing DTO activities.

As part of the administrative support duties, the Admin shall be responsible for managing the operating system life-cycle (to include operating system upgrades, updates, patches, and configuration changes) and other duties requiring in-depth knowledge of server hardware and software technologies.  The Admin shall also be responsible for setting user permissions (including roles) and troubleshooting permission issues.

*** TS/SCI w Poly is needed at start ***

MANDATORY SKILLS:

1.    Demonstrated extensive experience in supporting IT environments with expert level understanding of Windows platforms; please indicate years’ of experience.
2.    Demonstrated experience understanding system security requirements and implementation of system security requirements; please indicate years’ of experience.
3.    Demonstrated experience with Microsoft Windows Server 2008 R2, 2012 R2, or 2016 and virtualization technologies such as Microsoft Hyper-V or VMWare.  This includes having several skills among the following technical areas: Active Directory, group policies, clustering, SQL databases, Lotus Notes, WSUS, storage devices, TCP/IP, DHCP, DNS, DFS, LANs/WANs, backup tapes, and exchange servers; please indicate years’ of experience.
4.    Demonstrated experience with system development concepts such as planning, designing, testing, system security plans or CONOPS, contingency plans, and disaster recovery; please indicate years’ of experience.
5.    Demonstrated experience with vulnerability scanning, malware detection, and auditing software; please indicate years’ of experience.
6.    Demonstrated experience analyzing system logs to identify potential issues with computer systems; please indicate years’ of experience.
7.    Demonstrated ability to troubleshoot reported problems and independently research and answer technical queries and drive issues to resolution; please indicate years’ of experience.
8.    Demonstrated experience with design, development, and implementation of software consistent with industry best practices, following repeatable, approved and optimized development processes.  Knowledge of a variety of development methodologies is appropriate (Agile, Waterfall, etc.); please indicate years’ of experience.
9.    Demonstrated experience confirming project requirements by reviewing program objectives, input data, and output requirements with stakeholders (i.e., analysts, supervisor, or clients); please indicate years’ of experience.
10.    Demonstrated ability to analyze data contained in the corporate database, identify data integrity issues with existing and proposed systems and implement solutions; please indicate years’ of experience.
11.    Demonstrated experience creating a testing environment to identify bugs and determine whether products improve efficiencies.  This includes creating detailed test plans tailored to technical specifications and test cases based on software/hardware requirements; please indicate years’ of experience.

OPTIONAL SKILLS:

1.    Bachelor's degree in information Computer Science, technology, or related field (or equivalent); please indicate years’ of experience.
2.    Professional Technical Certification (Microsoft, VMWare, Linux/Unix and/or AIX); please indicate years’ of experience
3.    Knowledge of software-defined lifecycles, product packaging, and deployments; please indicate years’ of experience.
4.    An understanding of the complexities around security and compliance in a hybrid cloud environment; please indicate years’ of experience.
5.    Advanced database server administration experience (High Availability, Replication, Scaling, Backups, Restores, Encryption, etc.); please indicate years’ of experience.
6.    Log aggregation experience (Splunk, Syslog, etc.); please indicate years’ of experience.
7.    Experience with triage, root cause analysis, and acting as a 3rd level escalation for technologies supported; please indicate years’ of experience.
8.    Experience in the following areas: Liquid cooled racks; Splunk; Nutanix; please indicate years’ of experience.e.
9.    Competent in web-based application development; please indicate years’ of experience.
10.    Understanding of all phases of the Software Development Lifecycle; please indicate years’ of experience.
11.    Detail oriented and a team player; please indicate years’ of experience.
12.    Strong understanding of relational database design and web technologies; please indicate years’ of experience.
13.    Highly competent in technical writing; please indicate years’ of experience.
14.    Ability to work in a fast-paced, small team environment under minimal supervision; please indicate years’ of experience
15.    Knowledge of: Databases, MS operating systems, MS office suites, Anti-Virus software and Backup/Recovery Software; please indicate years’ of experience.

 
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