Senior NOSC Technician

Job Locations US-VA-Fort Belvoir
Job ID
2025-5162
# of Openings
1
Clearance Requirement
TS/SCI
Education Requirement
Bachelor's Degree
Certifications
Must possess an active Security+ or equivalent prior to start.
Experience Level
Senior

Overview

 


SMS is seeking a Senior NOSC (Network Operations and Security Center) Technician/Network Administrator to support monitoring large-scale operations on a high-profile DOD contract. The I3TS program provides enterprise-wide IT support to enable DTRA’s Information Management & Technology Directorate (ITD) to consolidate, modernize, and continuously innovate the delivery of IT services and mission capabilities to DTRA’s internal and external mission partners operating in CONUS and OCONUS locations.

 

As a dynamic systems integrator, SMS offers proven solutions in engineering, operations, cybersecurity, and digital transformation. With expertise in modernizing and optimizing legacy infrastructure and systems, ensuring operational efficiency, and designing, implementing, and managing secure environments, SMS supports business and mission goals with proficiency, quality, and integrity.

 

SMS has been serving the advanced information technology needs of the federal government since 1976, delivering talented teams and innovative, cost-effective solutions and services to support our customers’ missions for more than 45 years. SMS is headquartered in McLean, Virginia, with offices and on-site operations at customer locations throughout the United States. For additional information on SMS, visit www.sms.com.

 

Submit your resume today!

 

SHIFT: Nights (1800 – 0600) every Thursday, Friday, and Saturday, as well as every other Wednesday.

Responsibilities

  • Support the Network Operations and Security Center (NOSC) for the Agency on a 24x7x365 basis, in accordance with requirements for a Defense Threat Reduction Agency NOSC and appropriate DoD Directives. Included in this objective, you will maintain real-time situational awareness of the DTRA IT Infrastructure and supported environments; shall lead restorative actions to ensure all networks, servers, network devices, and services remain operational and available.
  • Monitor, manage, troubleshoot, fix/repair, install security patches, and communicate the health of the DTRA IT Server, Storage, and Network infrastructures to ensure continuous, secure, and efficient access to the full range of DTRA partners.
  • Provide the full range of support services required to manage the day-to-day operations and systems administration of the DTRA IT computing environment, ensuring reliable, secure, and efficient availability of the current and evolving DTRA IT services and capabilities.
  • Triage degradations and outages by isolating the issue, performing remediation and troubleshooting steps, escalating as needed, and following through to resolution.
  • Report and conduct triage with vendors, DoD, and Government agencies; which includes opening incident tickets with these organizations and provide critical data for triage.
  • Draft and send Outage Notification email reports for initial, updated, and resolved critical network events while adhering to established timelines for notification of critical network events and established Standard Operating Procedures.
  • Provide application support to various DTRA offices as designated in Service Level Agreements (SLA) with those offices.
  • Creating incident tickets, reports (BMC Smart Reporting), tasks, and work orders.
  • Additional Responsibilities:
  • Support Tier I–III system, networking, and engineering personnel to ensure network troubleshooting efforts
  • Oversee real-time monitoring of global enterprise networks using DoD-approved tools (e.g., SolarWinds)
  • Develop and enforce operational procedures, incident response workflows, and escalation protocols. 
  • Interface with Mission Partners, DISA, Joint Forces, and Combatant Commands on network status, issues, and operational impacts.
  • Prepare and deliver operational briefs, after-action reports (AARs), and executive summaries to senior leadership. 
  • Troubleshoot, resolve, and/or escalate technical issues based on ticket assignments, deskside or remotely, as necessary.
  • Correlate events and incidents for management of Information Technology (IT) Services.
  • Provide great and prompt customer service to DTRA personnel by assisting them with IT-related issues.
  • Document and communicate degradation of services or outage issues to customers and help with resolution.
  • Follow ITSM and ITIL processes to ensure quality of services and prompt resolution.
  • Utilize Remedy for queue and work management, ensuring assigned tickets stay within the program’s AQL/SLA commitments and are properly documented.

Qualifications

  • BS degree and 8 – 12 years or Masters with 6 – 10 years of prior relevant experience in a network operations, help desk, or IT support role. Specific experience, education and training may be considered in lieu of degree.
  • Oral and written communication for change procedures, and management updates to all levels of government and contractor leadership.
  • Familiarity with monitoring tools (e.g., SolarWinds, Nagios, Splunk, or similar).
  • Experience with Remedy Ticket system.
  • Proficient in Active Directory and managing user accounts and security groups for the agency.
  • Understanding of TCP/IP, DNS, DHCP, VPNs, firewalls, and network protocols.
  • Strong problem-solving and communication skills.
  • Ability to work in a high-availability, fast-paced environment with attention to detail.
  • Must possess an active Security+ or equivalent prior to start.
  • Must be a U.S. citizenship and hold an active DoD TS/SCI at time of consideration.

 

SMS is a dynamic systems integrator established in 1976, delivering talented teams and innovative, cost-effective solutions and services to support our customers’ missions for more than 47 years. Our ability to hire and retain quality people in a rapidly evolving IT market is proven through our employee retention rate averaging over 3 years. At SMS, we place a high value on quality of service, customer satisfaction, and best-of-breed policies and practices, resulting in CMMI Level 3 certification and ISO registrations including 9001:2015, 20000-1:2018, and ISO/IEC 27001:2013. SMS is headquartered in McLean, Virginia, with offices and on-site operations at customer locations throughout the United States. 

 

SMS is an Equal Opportunity Employer. All qualified applicants will receive consideration for employmenwithout regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

Options

Sorry the Share function is not working properly at this moment. Please refresh the page and try again later.
Share on your newsfeed