Senior Windows Systems Administrator, Dod

Vistronix, Inc. Falls Church , VA 22040

Posted 4 weeks ago

ASRC Federal Data Networks Technologies has an immediate position for a Senior System Administrator/Application Engineer to join our production support team that supports the Defense Health Agency (DHA) in McLean, VA.

  • Manages the external connections, both to and from to include:

  • Network change requests

  • Manages the application-level security for interfaces to and from the application; certificate management and SFTP user accounts

  • Some external connections require manual generation and delivery of extracts; the extract of data and delivery are handled by production support team

  • Manages end-user application account changes/approvals

  • Data owners for the TMDS/MSAT applications have a policy regarding getting accounts and elevation of permissions within the application

  • Monitors the health of the servers in the production and staging environments; (20+ servers needing continuous monitoring for accessibility, message flow, etc.

  • Master Cluster Management Server (MCMS) support by providing technical oversight including maintenance, monitoring, periodic updates, troubleshooting, training of staff, documentation an overall support

  • Provides Infrastructure Support

  • Works with IA team to resolve security related configurations that impact operations or performance of the TMDS/MSAT applications and/or workstations

  • Supports managing the maintenance of TMDS/MSAT servers and workstations assigned to the TMDS/MSAT team

  • Responds to and reports potential security breaches detected within our part of the network and/or application

ASRC Federal and its Subsidiaries are Equal Opportunity/Affirmative Action Employers. All qualified candidates will receive consideration for employment without regard to race, gender, color, age, sexual orientation, gender identification, national origin, religion, marital status, ancestry, citizenship, disability, protected veteran status, or any other factor prohibited by applicable law.

Join our TMDS program - The Theater Medical Data Store (TMDS) provides web-based access to service member information collected at theater based medical treatment facilities using applications such as MSAT (Medical Situational Awareness in the Theater) - a web-based application through SIPRnet which combines information from multiple databases to provide Worldwide Asset Visibility and Decision support to COCOM and Joint Task Force (JTF) Commander's medical staff.

If you are a Systems Engineer, Senior Systems Administrator or Application Engineer we have a role that will utilize your talents and provide you with a "deep dive" into a variety of technologies.

  • Bachelor's degree in Engineering, Computer Science or related field or additional years of experience in lieu of a degree

  • Expertise with Windows Server administration

  • Strong understanding of networking and network architecture; able to help design, document and implement improvements to the infrastructure the applications rely upon

  • Knowledge of general networking concepts to perform/assist network configuration and maintenance; understanding of concepts behind firewall capabilities

  • Familiarity with X.509 certificates as they are used by the application servers, including generation of certificate signing requests, multi-san certificates and management of private certificates for the servers

  • Experience working with Oracle database servers and relational database models to understand the application's data structure

  • Ability to automate tasks through the use of batch files and/or Powershell scripts

  • Seven (7) years in a production support role/environment

  • Active Secret clearance; US Citizenship required in order to obtain the clearance

  • Security+ certification or the ability to obtain one within 6 months of being hired to satisfy the IAT Level II requirement

  • Experience with low level network tools like WireShark is a plus; DoD Healthcare systems is a plus

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Senior Windows Systems Administrator, Dod

Vistronix, Inc.