Leidos is seeking an Infrastructure Services Lead to serve as a key technical leader supporting large-scale enterprise operations, modern engineering, and advanced service delivery on a high-profile Department of Defense (DOD) contract in Fort Belvoir, VA. The I3TS program provides enterprise-wide IT support enabling the Defense Threat Reduction Agency’s (DTRA) Information Management & Technology Directorate (ITD) to consolidate, modernize, and continuously innovate the delivery of IT services and mission capabilities to internal and external mission partners across CONUS and OCONUS locations.
The Infrastructure Services Lead serves as the Key Personnel subject-matter expert (SME) responsible for the end-to-end operational availability, engineering governance, and sustainment across Task 4 (Infrastructure Support Services) and Task 5 (Mission Technology Network Operations / NOSC). This includes directing a matrixed, multi-shift team of systems engineers, storage/virtualization administrators, network and security specialists, DevSecOps practitioners, and 24/7/365 Network Operations Security Center (NOSC) watchstanders. The operational purview spans DTRA's multi-classification domains (NIPRNet, SIPRNet, and JWICS), as well as dedicated mission partner enclaves (e.g., JIANT/SOIS, BICES, CENTRIXS).
The primary focus of this role is to drive continuous 24/7/365 infrastructure and network operational availability, direct the NOSC in active monitoring and rapid threat identification/remediation, lead modern engineering adoptions (DevSecOps, CI/CD pipelines, Infrastructure as Code, container orchestration), oversee enterprise data center and storage sustainment, enforce strict Configuration/Change Management (CM) under ITIL v4 frameworks, and maintain strict DoD/IC cybersecurity compliance (RMF/STIG). The Lead collaborates closely with DTRA Government leadership, Cybersecurity Service Provider (CSSP) personnel, the Joint Operations Center (JOC), and external mission stakeholders to deliver executive-level technical briefings and ensure uninterrupted mission readiness.
Primary Responsibilities:
- Enterprise Technical Leadership & Team Management: Lead, coordinate, and mentor a multidisciplinary organization comprising infrastructure engineering, systems administration, and a 24/7/365 Network Operations and Security Center (NOSC) watchfloor across classified and unclassified domains.
- 24/7/365 NOSC Leadership & Threat Identification: Direct the 24/7/365 NOSC operations responsible for centralized situational awareness, continuous network monitoring, real-time event correlation, proactive threat identification, and initial incident triage across NIPRNet, SIPRNet, JWICS, and mission partner networks (e.g., CENTRIXS-K, BICES, KTEN).
- Situational Awareness & Enterprise Telemetry: Drive the creation, enhancement, and maintenance of real-time executive dashboards, alerting thresholds, and operational status feeds using Network Management Systems (NMS) and SIEM tools (e.g., SolarWinds, Splunk, CoreLight, SCOM) to filter signal from noise and proactively alert on emerging security threats or performance degradations.
- Incident, Outage, & Trouble Escalation (ITIL): Enforce DTRA standard operating procedures for incident response, fault escalation, and crisis communication. Ensure mandatory 15-minute outage notifications to DTRA Government leadership/NOSC, manage vendor escalations within 4 hours of on-site troubleshooting, coordinate bridge calls during major outages, and deliver comprehensive Root Cause Analyses and After Action Reports (CDRL 008) within 5 days of incident resolution.
- Mission Operations & JOC Integration: Oversee watchstander coordination with DTRA Joint Operations Center (JOC) Watch Officers, command video walls, executive communications channels, Integrated Voice Response Systems (IVRS), and after-hours emergency administrative support (e.g., critical privilege restarts, CAC PIN resets, emergency security group syncs).
- Modern Capability Delivery & DevSecOps: Champion and support automated DevSecOps, Continuous Integration/Continuous Delivery (CI/CD) pipelines, containerized environments (Kubernetes, Rancher Government), automated configuration management (Ansible, Puppet), and Infrastructure as Code (Terraform) across development, test, staging, and production environments.
- Enterprise Systems & Storage Sustainment: Ensure continuous availability, health, and resilience of all core compute assets, hypervisors, and enterprise databases/applications (Oracle, SQL, ESRI/ArcGIS, Atlassian Jira, SharePoint). Oversee enterprise SAN/NAS storage arrays (NetApp, Dell, Hitachi), backup routines, and recovery drills to enforce Recovery Time Objectives (RTO) and Recovery Point Objectives (RPO) under the Data Loss Prevention Plan (CDRL 021).
- Network & Security Infrastructure Optimization: Oversee the administration, optimization, and rule auditing of enterprise firewalls, perimeter devices, load balancers, and network fabrics. Ensure all firewall rule modifications strictly adhere to DTRA CM and RMF authorization workflows, and track DISA Authorized Service Interruptions (ASIs) impacting DTRA circuits.
- Capacity & Performance Management: Direct the monthly Capacity Management Report (CDRL 024) to track utilization trends across servers, storage, memory, and circuits, proactively forecasting bottlenecks and presenting mitigation plans to DTRA Government leadership.
- Data Center & Facility Operations: Oversee data center lifecycle management across Special Purpose Processing Nodes (SPPN), Component Enterprise Data Centers (CEDC), and communications closets, ensuring clean physical layouts, cable plant management, power/cooling oversight, hardware sanitization/disposition, and strict red/black physical and logical separation.
- Cybersecurity, STIG, & RMF Compliance: Partner with DTRA ISSMs, ISSOs, and CSSP personnel to ensure rigorous compliance with DoD Instructions 8500.01, 8510.01, and ICD 503. Drive vulnerability remediation, security patching, STIG compliance, log aggregation/SIEM telemetry, and proactive 30-day tracking of enterprise SSL/PKI certificate lifecycles.
- Continuity of Operations (COOP) & Disaster Recovery (DR): Lead IT disaster recovery planning, cold/warm/hot site fail-over architecture, engineering assessments, and regular fail-over exercises to safeguard continuity of mission-essential functions.
- Executive Communication & Reporting: Author and deliver the daily morning operational status briefings, CDRL deliverables, and executive-level technical presentations to DTRA Government leadership and the Contracting Officer’s Representative (COR).
Basic Qualifications:
- Education & Experience:
- Bachelor’s degree in Computer Science, Information Technology, Computer Engineering, or related technical discipline with 12+ years of prior relevant experience, OR Master’s degree with 10+ years of prior relevant experience (A Doctorate in a relevant technical domain with 8+ years of experience may also be considered.) Specific experience, education and training may be considered in lieu of degree.
- Security Clearance: Must possess an active Top Secret security clearance with SCI eligibility (TS/SCI) at time of hire and be able to maintain it.
- DoD 8140 / 8570 Certification: Must hold an active certification meeting DoD 8140.01 / DoDI 8570.01-M requirements at the IAT Level III (e.g., CASP+ CE, CCNP Security, CISA, CISSP, GCED, or GCIH) or IAM Level III (e.g., CISM, CISSP, or GSLC).
- ITIL Certification: IT Infrastructure Library (ITIL) Version 4 Foundation certification at time of hire.
- Leadership & Operations Experience:
- Proven track record leading multi-tier engineering and 24/7/365 network operations/NOSC teams supporting complex, large-scale federal/DoD IT infrastructure environments governed by strict Service Level Agreements (SLAs).
- Direct experience managing incident command structures, 24/7 escalation workflows, bridge calls, and rapid outage communication protocols.
- Multi-Domain & Network Monitoring Proficiency: Demonstrated hands-on or architectural experience supporting enterprise networks across NIPRNet, SIPRNet, and JWICS domains, using enterprise Network Management Systems (NMS) and SIEM tools for threat identification and event correlation.
- DevSecOps Familiarity: Direct experience delivering or operating within DevSecOps-enabled pipelines, containerization frameworks, or Infrastructure as Code (IaC) environments.
- Executive Communication: Demonstrated ability to brief general officer / senior executive service (SES) level leadership on real-time operational status, incident root causes, and technical modernization roadmaps.
Preferred Qualifications:
- Advanced ITIL Certifications: ITIL Managing Professional (MP), Strategic Leader (SL), or Practice Manager certification.
- Advanced Operations, Network, & Security Certifications:
- Cisco Certified Network Professional (CCNP) Enterprise / Security.
- Certified Information Systems Manager (CISM).
- Certified SOC Analyst (CSA), GIAC Certified Incident Handler (GCIH), or GIAC Continuous Monitoring (GMON).
- Cloud & Modern Delivery Certifications:
- AWS Certified Solutions Architect – Professional or Specialty certifications.
- Microsoft Certified: Azure Solutions Architect Expert.
- Tooling & Telemetry Expertise:
- Operations & Monitoring: BMC Remedy, ServiceNow, SolarWinds (NPM/NCM), Splunk, Microsoft Endpoint Configuration Manager (MECM).
- Automation & Pipelines: Ansible, Terraform, Puppet, Rancher Government / RKE, GitLab CI/CD.
- Enterprise Storage: NetApp, Dell EMC PowerStore/Isilon, or Hitachi storage arrays.
- COMSEC & Facility Knowledge: Familiarity with National Security Agency (NSA) Key Management Infrastructure (KMI), Type-1 cryptographic hardware, and DISA Node Site Coordinator (NSC) standards under DISA Circular 310-55-9.
- COOP & Mission Assurance: Practical experience executing enterprise Continuity of Operations (COOP) and Disaster Recovery (DR) live failover drills in compliance with DFARS Clause 252.237-7023 (Continuation of Essential Contractor Services).
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Original Posting:
November 10, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Pay Range:
Pay Range $116,350.00 - $210,325.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
