General program information and/or position overview:
The Mission Solutions Operation at Leidos is seeking a Cybersecurity Engineer to support a government contract in the National Capital Region (NCR). The ideal candidate will be able to identify, assess, and address IT systems security issues. Additionally, the Cybersecurity Engineer will coordinate with the IT team and customer management.
Primary Responsibilities:
- Actively monitor the security status for all IT systems and resolve all security issues quickly.
- Investigate computer and information security incidents.
- Applies advanced knowledge of concepts, processes, practices, and procedures on technical assignments.
- Other duties as assigned
Basic Qualifications:
- Must have an active TS/SCI with poly
- Requires minimum of 12 years of relevant experience and Bachelor of Science degree in Cybersecurity or related field. 16+ years of work experience will be considered in lieu of degree.
- Demonstrated experience supporting of Plan of Action and Milestones (POAMs) and vulnerability management
- Experience with network infrastructure design, routed data protocols, and hardware platforms.
- Experience with technologies such as DHCP, DNS, SSH, TCP, and UDP.
- Demonstrated experience with security device architecture, engineering, and installation/management.
- Knowledge of WAN and LAN, routing, switching, and firewalls.
- Knowledge in Operating Systems such as Windows, Cisco IOS, and RHEL.
Preferred Qualifications:
- Demonstrated experience applying efficient task management and ability to adjust to changing requirements
- Demonstrated experience working as part of a team
- Demonstrated customer service and interpersonal skills
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:November 18, 2025For 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.
Top Skills
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.
