NOSC Technician -

TEKsystems; Fort Belvoir (VA); On-site; USD 76,000 - 90,000; Full time

Benefits offered by this job

Medical, dental & vision

401(k) Retirement Plan

Life Insurance

Job summary

TEKsystems is seeking a Sr. Network/System Technician to support a high-profile DoD contract at Fort Belvoir, VA. The role involves monitoring and maintaining enterprise IT services, including networks, servers, and storage, across classified environments.

Responsibilities include incident triage, remediation, and coordinating with NOSC and government partners. A Security+ and DoD TS/SCI clearance are required, with hands-on AD management and ServiceNow experience essential.

Qualifications

• BS degree with 8–12 years (or masters with 6–10 years) in network operations or IT support.
• Familiarity with monitoring tools such as SolarWinds.
• Active DoD TS/SCI clearance and Security+ or equivalent required.

Responsibilities

• Support Tier I-III network, system, and engineering personnel to troubleshoot issues.
• Oversee real-time monitoring of global enterprise networks using DoD-approved tools.
• Develop and enforce incident response workflows and escalation procedures.
• Interface with government partners on network status and operations.
• Prepare briefings and AARs for leadership; document outages and resolutions.
• Use ServiceNow for ticketing, reports, tasks, and change requests.

Skills

Monitoring tools

TCP/IP/DNS/DHCP/VPNs

Active Directory

Communication with government

Education

Bachelor's degree

Master's degree

Tools

SolarWinds

ServiceNow

Job description

Description

We are seeking a Sr. Network/System Technician to support monitoring large-scale operations on a high-profile DOD contract in Fort Belvoir, VA. 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.

The candidate will obtain and maintain System Administrator and Network Administrator II functions and services in support of the agency and customers on Unclassified, Secret, and Top-Secret networks. The candidate will 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. They will 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.

The candidate must be proficient in Active Directory and managing user accounts and security groups for the agency. Candidate will 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, the candidate 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. Will be responsible to triage degradations and outages by isolating the issue, performing remediation and troubleshooting steps, escalating as needed, and following through to resolution.

The candidate must be proficient in communication skills to all levels of government and contractor leadership. Will be responsible for reporting and conducting triage with vendors, DoD, and Government agencies. This includes opening incident tickets with these organizations and provide critical data for triage. Will be responsible for drafting and sending 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.

The candidate will provide application support to various DTRA offices as designated in Service Level Agreements (SLA) with those offices. The candidate must be proficient in the ServiceNow Ticket system. Will be responsible for creating incident tickets, reports, tasks, and change requests.

Primary 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 leadership.
• Troubleshoot, resolve, and/or elevate 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 ServiceNow for queue and work management, ensuring assigned tickets stay within the program's AQL/SLA commitments and are properly documented

Top Skills' Details

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.

* Familiarity with monitoring tools (e.g., SolarWinds).

* Understanding of TCP/IP, DNS, DHCP, VPNs, firewalls, and network protocols.

* Must possess an active Security+ or equivalent prior to start.

* Must possess an active DoD TS/SCI at time of consideration.

Experience Level

Intermediate Level

Job Type & Location

This is a Contract position based out of Fort Belvoir, VA.

Pay and Benefits

The pay range for this position is $55.00 - $65.00/hr.

Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors.

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following:

• Medical, dental & vision
• Critical Illness, Accident, and Hospital
• 401(k) Retirement Plan - Pre-tax and Roth post-tax contributions available
• Life Insurance (Voluntary Life & AD&D for the employee and dependents)
• Short and long-term disability
• Health Spending Account (HSA)
• Transportation benefits
• Employee Assistance Program
• Time Off/Leave (PTO, Vacation or Sick Leave)

Workplace Type

This is a fully onsite position in Fort Belvoir,VA.

Application Deadline

This position is anticipated to close on Aug 31, 2026.

Equal Opportunity Employer Statements

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

Legal Statements

San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.