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JRSS Systems Administrator

Company Overview

For 30 years, clients in the private and public sectors have relied upon SOS International LLC (SOSi) for critical operations in the world’s most challenging environments. SOSi is privately held, was founded by its current ownership in 1989, maintains corporate headquarters in Reston, VA, and specializes in providing logistics, construction, training, intelligence, and information technology solutions to the defense, diplomatic, intelligence and law enforcement communities.

All interested individuals will receive consideration and will not be discriminated against on the basis of race, color, religion, sex, national origin, disability, age, sexual orientation, gender identity, genetic information, or protected veteran status. SOSi takes affirmative action in support of its policy to advance diversity and inclusion of individuals who are minorities, women, protected veterans, and individuals with disabilities.

5-181207-8139: JRSS Systems Administrator
LocationU.S. - Arizona - Fort Huachuca
Open Date12/13/2018

SOS International LLC (SOSi), is seeking a Sr. JRSS Systems Administrator to support the US Army in Ft. Huachuca.  The Systems Administrator will provide operational and technical system administration services to support the U.S. Army Network Enterprise Technology Command (NETCOM) and all Army networks.


  • Support the Army Enterprise Management (AEM) of CONUS network capabilities allowing information traversing Department of Defense (DoD) information networks to be continuously monitored to ensure response time as well as throughput and performance standards
  • Provide the Army Enterprise functions to include fail-over, diversity, and elimination of critical failure points as a means to assure timely delivery of critical information. The AEM of CONUS network capabilities consists of a suite of equipment that performs firewall functions, intrusion detection and prevention, proxy and enterprise management, VRF, and provides a host of network security capabilities
  • Provide systems of systems (SoS) (Multiple dispersed, independent or intra-dependent systems elements performing a function (i.e. Operating System (OS), Hardware (HW), Data base, application) which are interoperable with other elements or systems to perform a function in context as part of a larger, more complex system) administration support. Architectures will change as all Top Level Architectures (TLAs) are consolidated into approximately 28 Army Enterprise services sites
  • Provide System Administration (SA) and Information Assurance (IA) compliance. Run system reports as required, document all changes to the current systems or associated servers, interconnecting hardware and the respective software in accordance with the Army Enterprise Configuration Change Release Management (CCRM) policy as required by US Cyber Command/US Army CYBER Command and NETCOM
  • Perform vulnerability scanning, remediation, reporting, and patch management for managed systems
  • Apply current Security Technical Implementation Guides (STIGs) and Security Requirements Guides (SRG) as mandated by the Defense Information Systems Agency (DISA) to all Enterprise systems. Update all enterprise systems that require upgrades, reconfiguring or troubleshooting with the most current STIGs, up to and including completion of deployment support
  • Determine level of effort, identify problems and solutions. Request, receive, study, and translate vendor base Enterprise for routers, switches, load balancers, firewalls, IPS/IDS, and Army DoDIN/O&M/CND tools and applications within JRSS for Situational Awareness (SA)
  • Operate, monitor, sustain, and secure managed devices at each JRSS Army Enterprise network site. Provide support for router operations for routing devices within the Army JRSS boundary
  • Analyze and optimize network device performance, network VRF traffic flows, and utilization for routing devices within Army JRSS boundary
  • Develop scripts and utilities for routine task automation and connection to software Application Programming Interfaces (APIs) within Army JRSS boundary
  • Operate, monitor, sustain, and secure Army JRSS Security Systems which include the IPS/IDS, firewall, proxy, and routers
  • Leverage the capabilities of the Army JRSS Network Monitoring Tools to provide an effective, proactive security posture.  Update existing tool set displays and dashboards, as needed, to meet the customer's requirements
  • Develop and Maintain the Knowledge and Lessons Learned repository of TTPs, migration documentation, change requests, product updates, architecture diagrams, and all daily/weekly/monthly reports
  • Complete initial DD form 2875s for systems accesses for local and CONUS usage of approved Enterprise tools and services for Government review and approvals
  • Active Top Secret/SCI clearance
  • HS + 7 years technical experience or  AA/AS + 5 or BA/BS + 3
  • IAT-III certification required (CISSP, CASP, CISA, GCED, GCIH)
  • Senior CE certification (MCSA, MCSE, VM Ware ESX 5.0, PCNSE, CCNP, JNCIP-ENT, or equivalent)
  • Complete (Microsoft Windows, Microsoft Windows Server (minimum 2016) and Linux (Red Hat Enterprise distribution), Solaris platforms and other Operating Systems (OS) Administrators Course for all system administrators at the start of contract performance, and successful completion of the Joint Regional Security stack (JRSS) certification through the US Army within government requested time-frame
  • Expertise in Server Administration (Microsoft Windows environment, Microsoft Windows Server (minimum 2008) and Linux (Red Hat Enterprise distribution), Solaris platforms and other Operating Systems (OS)
  • Working knowledge and understanding of Enterprise network functionalities, Enterprise Army DoDIN/O&M/CND tools, procedures, and operational constructs to include Information Technology Infrastructure Library (ITIL)-based business processes
  • Documented experience in at least three of these skill areas: System Analysis and Design; Physical Disk Storage; Data Security; Backup and Recovery; and Change Control Management
  • Expertise configuring server hardware and OS software, as well as installing new software
  • Excellent working knowledge of Windows Domains, Active Directory, DNS and Database
  • Extensive experience using OS imaging and virtualization software
  • Solid foundation in Layer-2 and Layer-3 switching technologies
  • Experience working with Management Systems and SNMP
  • Experience in developing system documentation and process documentation
  • Public Key Infrastructure (PKI); CAC/Token integration experience
  • Experience with VMware vSphere ESXi 5.x - (Networking, virtual switches and virtual distributed switches); vCenter Server 5.x; and VMware vSphere Storage Appliance (VSA)
  • A working knowledge of Army or DoD Information Management and Security processes and procedures
  • Understanding of CISCO routing including TCP/IP topology, layer 3 routing, VRF and VLAN management
  • Information Assurance, Cybersecurity and Risk Management Framework (RMF) expertise and experience


  • Senior level expertise with Enterprise Class Relational Database Management Systems; recent experience with Microsoft SQL Server Database products; knowledge of MS Windows Server Operating Systems supporting Microsoft SQL Server
  • Senior level expertise in large scale applications in high availability clustering environment, demonstrated through experience with products such as MS SQL Server with Always On Clustering, IBM DB2, Oracle Real Application Clusters 11g with Grid Infrastructure Administrator, or Oracle Database 10g Real Applications Cluster


  • Standard office working conditions
  • May be required to travel up to 20% of the time
Company Name:
Security Clearance:
Top Secret
Fort Huachuca, Arizona
United States
Not Specified
Job Number:

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