Senior Project Manager

Leidos is seeking an experienced Senior Project Manager to join our Defense Enclave Services (DES) team, who will support an extensive digital modernization program critical to Defense Information Systems Agency (DISA) and Department of Defense (DoD) Fourth Estate Agencies. The Project Manager will be responsible for managing teams of engineers focused on improving the current DES single service provider (SSP) integrated environment to efficiently scale, deliver, and sustain the DES service offering to the 4th Estate customers, to include measurable efforts with implementing automation, strengthening the cyber security posture, pre-positioning the DoDNet environment for scalability, improved performance, reduced redundancies (flattening the network), and increased efficiencies in sustaining the SSP environment.

This position will focus on delivering enhanced network capabilities for the DISA network. These projects may include the implementation of Zero-Trust policies, the migration of network services, and the implementation of IPv6. As the project manager, the candidate will be responsible for overseeing the on time completion of these projects. This will include daily management of engineering resources, hosting regular status meetings with the government, and coordinating the removal of obstacles with other engineering teams and government leaders.

Primary Responsibilities

• Responsible for the planning, coordination and management of the engineering teams

• Coordinate team activities to meet contractual milestones, including maintenance windows and Change Request submissions and approvals

• Coordinate with government stakeholders to provide updates on status and schedule

• Collect, document, prioritize, and communicate requirements for the project to ensure clarity in tasking across all team members

• Reassign tasking to accommodate emerging priorities or address lagging activities

• Promote open communication and collaboration across the team, including daily stand-ups, team channels, and fostering an environment of trust and inclusivity

• Leverage interpersonal communication skills necessary to inspire, direct, and manage an agile team with technical personnel of all experience levels

• Continuously seek opportunities for improvement and coordinate with leadership to implement changes

• Escalate blockers and issues that cannot be resolved within the team

• Facilitate the professional growth of the team members by providing regular constructive feedback, helping define clear and attainable goals, and pursuing opportunities for advancement

Basic Qualifications

• Bachelor’s degree and 12+ years of prior relevant experience or Master’s degree with 6-10 years of prior relevant experience

• An active DoD Secret clearance. (US Citizenship required)

• Experience managing teams of engineers, including mentoring and fostering communication and collaboration across the team

• Experience managing IT projects for the DoD or other U.S. Government agencies

• Proven ability to execute projects effectively, including management of staffing, schedule, and cost

• Excellent written and verbal communication skills, a demonstrated ability to meet deadlines, and a strong problem-solving mindset

• Familiarity with the Atlassian suite, including Jira and Confluence

Preferred Qualifications

• Experience managing the implementation of Network Segmentation, Full Stack IPv6, Wireless Network modernization, and/or Infoblox DDI

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting

October 8, 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.