Jobs at Leidos

Leads Tier 2 IT service desk operations for a DOD contract, serving as technical shift lead and escalation point. Responsibilities include ticket prioritization, endpoint and VDI troubleshooting, classified and unclassified system support, desktop and VTC deployments, account administration, printer support, root-cause analysis, knowledge-base documentation, ITIL compliance, customer service, and technician mentoring.

Lead architecture and development of enterprise APIs, responsive user interfaces, and cloud-native applications supporting SSA modernization. Provide technical leadership across complex projects, guide technology evaluations, mentor developers, shape product vision, and deliver strategic client solutions. Responsibilities include Java software architecture, legacy application modernization, AWS and OpenShift deployments, technical documentation, Agile delivery, and architectural guidance across multiple initiatives.

Provides Tier 2 remote and deskside IT support for classified and unclassified systems on a DoD contract. Troubleshoots endpoints, VDI, SIPR thin clients, printers, connectivity, imaging, accounts, and enterprise applications. Supports desktop and infrastructure deployments, maintains technical dashboards, documents solutions, follows ITSM, ITIL, and security protocols, mentors technicians, and coordinates escalations and vendors.

Designs and evaluates post-quantum cryptography solutions for the Department of Veterans Affairs. Responsibilities include assessing quantum-related risks, maintaining cryptographic inventories, developing migration strategies, supporting crypto-agile architectures, testing algorithms with classical and quantum tools, and aligning modernization efforts with NIST and federal cybersecurity standards. The role also develops cryptographic engineering solutions, conducts security assessments, and communicates technical recommendations to government stakeholders and enterprise teams.

Develops and staffs cyber operations plans and targeting, prepares operational reports and briefings, identifies risks, and recommends training. Collaborates with Intelligence Community and military cyber planners and operators, supports senior-level working groups, and contributes to strategic and operational planning, cyber operations, and targeting activities.

Performs Common Criteria security testing and compliance evaluations for commercial IT products. Responsibilities include interpreting security standards, developing and documenting test procedures, analyzing network traffic, researching vulnerabilities, troubleshooting findings, creating secure-configuration guidance, and supporting laboratory infrastructure. The role collaborates with vendors and technical staff and requires knowledge of networking, operating systems, communications security, identity management, PKI, cryptography, and security testing.

Researches, analyzes, synthesizes, and reports intelligence from passive and active collection, network evaluation, and collateral sources. Produces target-focused intelligence products covering developments, trends, warnings, situational awareness, countermeasures, and courses of action. Supports Signals Intelligence, Information Assurance, and Computer Network Operations missions, develops databases and analytical aids, performs pre-release quality control, and collaborates with Intelligence Community analysts.

Designs, secures, documents, and migrates large enterprise networks supporting DoD services. Responsibilities include legacy environment discovery, WAN and access solution design, IP addressing, capacity planning, network optimization, firewall and ACL analysis, migration planning, troubleshooting, and compliance with DoD security standards. The engineer collaborates with stakeholders, information assurance teams, technical leadership, and approval boards while producing architectural designs, transition plans, SOPs, and accreditation artifacts.

Develop and manage program budgets, forecasts, Estimates at Complete, operating plans, and financial projections for a large government logistics and sustainment task order. Lead variance analysis, invoicing, accruals, funding and subcontractor tracking, work breakdown structures, reporting dashboards, and monthly close activities. Collaborate with program, finance, contracts, procurement, and technical teams; support proposals, pricing, cost modeling, process improvement, and ad hoc financial analysis.

Provides enterprise systems administration, Windows and Linux support, HBSS deployment, cybersecurity compliance, account management, troubleshooting, documentation, and configuration management for Air Force ISR and C4ISR mission systems. Supports secure and resilient operational environments, end users, exercises, special projects, and periodic shift work at Nellis AFB.

Develops and administers an on-premises ServiceNow ITSM instance, including configuration, scripting, workflows, reporting, user administration, troubleshooting, upgrades, patching, and integrations. Supports Linux infrastructure, translates business requirements into platform solutions, implements security best practices, and collaborates on roadmaps and project reporting. Requires customer engagement, requirements gathering, and cross-module ServiceNow expertise.

Leads enterprise IT infrastructure operations and incident response for a federal customer supporting approximately 1,500 users. Oversees service availability, monitoring, ITIL incident/problem/change processes, cybersecurity compliance, cloud modernization, vendor coordination, documentation, metrics, and SLA performance. Manages distributed technical teams, communicates with government executives, coordinates maintenance and outage response, and ensures secure, reliable infrastructure services.

Processes high-volume, complex payroll for U.S. employees, including union, expatriate, off-cycle, tax, garnishment, deduction, and special-pay scenarios. Investigates payroll issues, supports audits and employee escalations, validates manual payments and uploads, and ensures regulatory compliance. Partners with HR, Finance, Time & Labor, and external stakeholders on system testing, integrations, process improvements, documentation, training, and team mentorship.

Develop machine learning and advanced analytics models for sparse, noisy, and adversarial intelligence datasets. Translate analytic questions into technical requirements, assess data quality, recommend technical approaches, communicate findings to technical and non-technical stakeholders, and support automated analytics workflows for national security missions.

Researches, analyzes, synthesizes, and reports intelligence for U.S. Intelligence Community customers. Uses collection, network analysis, and collateral sources to identify target developments, trends, warnings, and situational awareness. Shares target information, supports collection improvement through databases and working aids, and performs pre-release quality control.

Engineer, operate, and sustain enterprise DoD WAN routing and transport infrastructure. Responsibilities include BGP architecture, complex fault escalation, circuit installations and migrations, QoS, network monitoring, STIG and RMF compliance, Type 1 encryption coordination, troubleshooting, documentation, maintenance coordination, and mentoring. The role requires extensive Cisco and Juniper routing experience, advanced BGP expertise, DoD network experience, an active Top Secret clearance, and support for on-call operations and occasional travel.

Designs, deploys, automates, and administers Red Hat Linux infrastructure using Ansible, Terraform, Packer, and related tools. Responsibilities include configuration management, patching, upgrades, security hardening, container and virtualization support, performance monitoring, troubleshooting, incident escalation, and Satellite administration. The role also develops Infrastructure as Code, integrates automation with CI/CD pipelines, documents architecture, mentors junior engineers, and supports operational improvements at Langley Air Force Base.

Principal-level military operations planning expert responsible for developing, analyzing, and supporting joint operational and strategic plans. Leads Joint Planning Groups and Operational Planning Teams through the Joint Planning Process, develops orders and directives, conducts mission analysis and course-of-action wargaming, and advises senior military and civilian leaders. Coordinates with Combatant Commands, Service Components, and partner agencies while translating strategic guidance into executable plans.

Administers and optimizes SolarWinds monitoring infrastructure, including deployment, configuration, dashboards, alerts, reporting, SQL support, troubleshooting, and performance improvement. Collaborates with IT teams, responds to monitoring incidents, maintains documentation and STIG compliance, provides training, and supports high-availability environments. The role is onsite at Langley Air Force Base, requires an active TS/SCI clearance and Security+ certification, and may involve after-hours support and CONUS/OCONUS travel.

Provides onsite and remote desktop and site support for TSA locations. Duties include troubleshooting hardware, software, connectivity, peripherals, and endpoints; installing, configuring, replacing, and validating equipment; handling IMAC and break/fix activities; documenting tickets and assets; coordinating escalations, vendors, logistics, dispatches, and customer communications; and supporting deployments, projects, surge activities, and service continuity.