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.

6-181220-8260: Network Specialist, Senior
LocationU.S. - Washington, DC
Open Date1/17/2019
STG, Inc., a wholly owned subsidiary of SOS International LLC (SOSi), is seeking a Sr Network Specialist to support the Department of State in Washington, DC.  The selected candidate will be responsible for firewall administration, to include: 

Monitor support request tickets received through the Remedy ticketing system, and provide support as needed. Keep ticket status updated with progress inputs. Ensure outages/issues are reported in an accurate and timely manner. Maintain daily reports for the shift’s activities and verify all escalation procedures are followed.

On a hourly basis provide ongoing monitoring and status checks for Palo Alto, StoneGate and Sidewinder Firewalls and clusters to include active connections, logging activity, disk space, suspicious log activity, and cluster load balance. 

Monitor A10 devices, report and log activity every two hours.  Implement IP blocks requested by the customer's CIRT. Apply appropriate changes on applicable firewalls. Provide support and troubleshooting of content filtering systems to include any database modification requests and reports of objectionable content availability, and trouble shooting for firewall, DNS, networking problems and outages affecting DoS connectivity.


  • Provides technical guidance for directing and monitoring information systems operations. Designs, builds, and implements network systems.

  • Directs compilation of records and reports concerning network operations and maintenance.  Troubleshoots network performance issues.  analyzes network traffic and provides capacity planning solutions.

  • Monitors and responds to complex technical control facility hardware and software problems. Interfaces with vendor support service groups to ensure proper escalation during outages or periods of degraded system performance. Manages the purchase, testing, installation, and support of network communications, including LAN/MAN/WAN systems.

  • Manages the purchase, testing, installation, and support of network communications, including LAN/MAN/WAN systems.

  • Performs system-level design and configuration of products including determination of hardware, OS, and other platform specifications.

  • Plans large-scale systems projects through vendor comparison and cost studies.

  • Performs a variety of systems engineering tasks and activities that are broad in nature and are concerned with major systems design, integration, and implementation, including personnel, hardware, software, budgetary, and support facilities and/or equipment.

  • Provides quality assurance review and the evaluation of new and existing software products.
    Provides assistance and oversight for all information systems operations activities, including computer and telecommunications/communications operations, data entry, data control, LAN/MAN/WAN administration and operations support, operating systems programming, system security policy procedures, and/or web strategy and operations.

  • Provides input to policy level discussions regarding standards and budget constraints.

  • Supervises all personnel engaged in the operation and support of network facilities, including all communications equipment on various platforms in large scale or multi-shift operations.

  • Supervises complex operations that involve two or more additional functions such as, but not limited to, network operations, systems security, systems software support, and production support activities.

  • Monitors and responds to hardware, software, and network problems.

  • Provides the routine testing and analysis of all elements of the network facilities (including power, software, communications machinery, lines, modems, and terminals).

  • Utilizes software and hardware tools and identifies and diagnoses complex problems and factors affecting network performance.

  • Troubleshoots network systems when necessary and makes improvements to the network.




Current or prior experience working the Department of State IRM.
Experience working within the Federal government technology community