Skip to Main Content

Senior Systems Administrator

Washington, DC
  • Expired: February 10, 2023. Applications are no longer accepted.
Unissant, Inc. is an innovative solutions development and consulting company committed to delivering simplicity through innovation. We meet this commitment by delivering state-of-the-art enterprise computing and processing solutions to both government and commercial clients. Our workforce continually strives to advance y(our) collective intellect through collaborative fortitude, and we are looking for further talent to join that effort! To learn more about our exciting organization, please visit us at

We are seeking a Senior Systems Administrator to join our team and support our client in Washington, DC. The position will be responsible for assessing and documenting current state architecture, developing future state architecture and plans, data risks and inefficiencies, systems context/flows, SOA's, data services and architecture governance.

Successful applicant must comply with federal contractor vaccine mandate requirements.

Essential Duties and Responsibilities:
  • Monitor all systems and work to resolve complex issues in Windows and Linux environments
  • Administer efficient work of servers and systems and provide support to everyday operations
  • Partners with team members and other personnel to gather data needed to depict current IT systems and target state for business process (i.e., process swim-lanes, affinity diagrams, context diagrams, presentations, IT architecture diagrams, system inventory, plans etc.).
  • Identifies technical architecture, data risks and inefficiencies
  • Depicts current and target system to process diagrams
  • Works with the client's internal and external projects (programs), IT and Business SMEs to depict Business / IT process relationships, delivery and improvement
  • Responsible for deploying patches/releases in Windows and Linux environment for various client applications
  • Identifies and analyzes IT and process documentation to identify gaps and efficiency recommendations
  • Develop and document modeling standards, processes and best practices pertaining to ITIL and Lean standards for services model

Work Experience:
  • 10+ years of experience in Systems Engineering, IT/Data architecture planning, design and development specially in 3 tier architecture (zones)
  • Proven experience managing, provisioning and upgrading storage environments. Some knowledge of HPE 3par desired.
  • Demonstrated experience with a detailed understanding of current and future technology trends as they apply to those environments, including cloud computing
  • Demonstrated experience managing and upgrading Netbackup environments
  • Proven experience identifying technology gaps in current system capabilities and architecture
  • Experience with managing VMware. Migrating to the new version is a plus.
  • Experience with architecting systems for deployment in cloud computing environments. AWS experience is a plus.
  • Demonstrated experience working effectively across internal and external organizations
  • Demonstrated experience drafting documentation including functional and system requirements, configuration management plans, disaster recovery plans, user guides, System Security Plans and production data waivers
  • Experience with PowerShell desired
  • Experience with Asset Management
  • Some experience with Red Hat Linux is a plus

Job Skills:
  • Ability to identify risks pertaining to application architecture transformation, enhancements, and changes
  • Ability to institutionalize new methodologies and tools for IT Service Management, monitoring and control such as ServiceNow, Splunk, et al.

  • Bachelor's Degree required with a concentration in Computer Science, Information Technology, Information Systems, or relative experience

Certificates, Licenses and Registrations:
  • AWS desired
  • VMware desired
  • ITIL desired

Communication Skills:
  • Excellent verbal and written communication skills
  • Ability to convey technical information to non-technical individuals
  • Ability to write clear and concise creative content in a highly confidential manner

  • N/A

Environmental Requirements:
  • Mainly sedentary; in an office environment. May be required to lift up to ten (10) pounds
  • Flexible in working extended hours

The above statements are intended to describe the general nature and level of work being performed by the individual(s) assigned to this position. They are not intended to be an exhaustive list of all duties, responsibilities, and skills required. Unissant management reserves the right to modify, add, or remove duties and to assign other duties as necessary. In addition, where applicable and available, reasonable accommodation(s) may be made to enable individuals with disabilities to perform essential functions of this position.

Please note: Candidate(s) will be required to go through pre-employment screening.

Unissant, Inc. is a proud Equal Opportunity Employer! (EOE; M/F/Disability/Vets)



Washington, DC
20599 USA



View all jobs at Unissant