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Job Description:

Leidos is seeking a Sr. Network/System Technician 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.

The candidate will obtain and maintain System Administrator and\or 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 Remedy Ticket system. Will be responsible for creating incident tickets, reports (BMC Smart Reporting), tasks, and work orders.

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 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.

Required 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

• Familiarity with monitoring tools (e.g., SolarWinds, Nagios, Splunk, or similar).

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

Shift:

Day Shift: from 0600 to 1800, either the first half of the week (Sun-Wed) or the last half (Wed-Sat) with Wed being the day they would work every other week.

Swing Shift: first half of the week in the afternoons and evenings,

Night Shift

*This position is currently based in Reston, VA, and will relocate to Fort Belvoir, VA, possibly by the end of the year*

Pay and Benefits

The pay range for this position is $55.00 - $70.00/hr.

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 15, 2025.

h4>About TEKsystems:

We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company.

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.

About TEKsystems and TEKsystems Global Services

We’re a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We’re a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. We’re strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We’re building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.

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.