The C5ISR Center Cyber Security Service Provider (CSSP) is a premier defensive cyber operations organization supporting the Department of War (DoW). Operating 24x7x365, the CSSP provides continuous monitoring, threat detection, incident response, and vulnerability management across a diverse, multi-tenant environment.
Leidos is seeking a Cybersecurity Project Manager to support a large-scale cyber engineering program within this high-visibility environment. In this role, you will partner with senior program leadership, technical leads, and engineering teams to plan and execute cybersecurity and IT modernization initiatives while managing schedules, risks, resources, and project deliverables.
Projects may include new technology and application deployments, infrastructure modernization, cybersecurity enhancements, and migrations from on-premises environments to the cloud.
Location: Hybrid - 3 days on site at Adelphi, MD
Clearance: U.S. Citizenship with an active TS/SCI with SAP Eligibility
Strongly Preferred Certifications: PMP and Cybersecurity certification
Primary Responsibilities:
Manage multiple cybersecurity and IT projects from planning through implementation, ensuring cost, schedule, quality, and performance requirements are achieved.
Develop and maintain project plans, schedules, milestones, deliverables, and resource requirements.
Define project scope, objectives, priorities, and success criteria in coordination with technical and program leadership.
Identify, track, mitigate, and escalate project risks, issues, dependencies, and schedule impacts.
Coordinate cross-functional technical teams supporting infrastructure modernization, application development, cloud migration, and technology deployments.
Monitor project progress and adjust schedules, priorities, and resources as requirements evolve.
Serve as a central point of coordination across teams to maintain alignment and ensure dependencies are effectively managed.
Provide clear project status, risk, schedule, and performance reporting to internal leadership and Government stakeholders.
Support resource planning and assignment of project activities across technical teams.
Perform project quality reviews to ensure deliverables meet program and customer expectations.
Facilitate effective communication among technical teams, program leadership, and executive stakeholders.
Manage multiple concurrent projects while supporting geographically dispersed teams.
Basic Qualifications:
Bachelor's degree in Information Technology, Computer Science, Cybersecurity, or a related technical discipline with 4+ years of IT project management experience; additional relevant experience may be considered in lieu of a degree.
Experience managing IT projects involving technology deployment, infrastructure modernization, web application development, cloud migration, or similar technical initiatives.
Working knowledge of cybersecurity practices and standards.
Demonstrated experience managing project schedules, milestones, risks, deliverables, and competing priorities.
Experience providing oversight and direction to small technical teams supporting infrastructure or technology deployments.
Proven ability to manage multiple projects simultaneously while meeting schedule and budget requirements.
Ability to proactively manage tasks and projects through completion with limited supervision.
Strong organizational, problem-solving, and decision-making skills.
Excellent written and verbal communication skills, including experience communicating project status to technical and senior-level stakeholders.
U.S. citizenship with an active Top Secret (TS) clearance with ability to obtain SCI eligibility.
Preferred Qualifications:
Experience supporting cybersecurity, defensive cyber operations, Security Operations Center (SOC), or DoW/DoD environments.
Experience managing cloud migration, infrastructure modernization, cybersecurity engineering, or application deployment projects.
Familiarity with Agile, DevSecOps, or other modern technology delivery methodologies.
Project management certification such as PMP, CAPM, or equivalent.
Cybersecurity certification such as CISSP, CEH, GCIH, GISF, or another relevant industry certification.
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:September 1, 2026For 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.
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.
Skills Required
- Bachelor's degree in Information Technology, Computer Science, Cybersecurity, or a related technical discipline, or equivalent relevant experience in lieu of a degree
- At least 4 years of IT project management experience
- Experience managing technical projects involving technology deployment, infrastructure modernization, web application development, cloud migration, or similar initiatives
- Working knowledge of cybersecurity practices and standards
- Experience managing project schedules, milestones, risks, deliverables, and competing priorities
- Experience providing oversight and direction to small technical teams supporting infrastructure or technology deployments
- Ability to manage multiple projects simultaneously while meeting schedule and budget requirements
- Ability to proactively manage tasks and projects through completion with limited supervision
- Strong organizational, problem-solving, and decision-making skills
- Excellent written and verbal communication skills, including communicating project status to technical and senior-level stakeholders
- U.S. citizenship
- Active Top Secret clearance with ability to obtain SCI eligibility
- Experience supporting cybersecurity, defensive cyber operations, Security Operations Center, or Department of War/Department of Defense environments
- Experience managing cloud migration, infrastructure modernization, cybersecurity engineering, or application deployment projects
- Familiarity with Agile, DevSecOps, or other modern technology delivery methodologies
- Project management certification such as PMP, CAPM, or equivalent
- Cybersecurity certification such as CISSP, CEH, GCIH, GISF, or another relevant industry certification
Leidos Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Leidos and has not been reviewed or approved by Leidos.
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Healthcare Strength — Healthcare coverage is described as comprehensive, with multiple plan options, low office-visit copays in some plans, and access to mental health and wellness support tools. The availability of HSA/FSA options and employer contributions is positioned as a meaningful part of the total package.
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Retirement Support — Retirement benefits are framed as a strong component of total rewards, highlighted by a 401(k) match and immediate vesting in the standard package. The Employee Stock Purchase Plan is also presented as an additional long-term wealth-building feature.
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Wellbeing & Lifestyle Benefits — Wellbeing and lifestyle supports extend beyond core insurance, including wellness programs, fitness-related stipends, and assistance resources. Work flexibility and related perks are also included as part of the broader rewards experience.
Leidos Insights
What We Do
We Are Leidos For 50 years we have been tackling some of the biggest problems that face our nation and our world. OUR MISSION Through our culture of innovation and history of performance, we develop deep customer trust built on integrity and create enduring solutions that improve our world. Leidos is a science and technology solutions leader working to address some of the world’s toughest challenges in the defense, intelligence, homeland security, civil, and healthcare markets. The company’s 43,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Va., Leidos reported annual revenues of approximately $11.09 billion for the fiscal year ended January 3, 2020. Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®. Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the newly launched Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos. Your most important work is ahead.
