Senior Vulnerability Analyst
Arlington, TX - USA
Job Summary
Leidos has an immediate need for an experienced Vulnerability Assessor for a new customer on a highly-visible and strategic Cybersecurity Task Order. The VAT Analyst will need to be a self-starter with excellent analytical and problem-solving skills flexibility good judgment and the ability to work within a team to stand up and mature the cybersecurity capabilities of our customer.
Primary Responsibilities:
Develop and execute vulnerability/compliance scans through Nessus SC interface determine whether a completed scan has provided valid results and generate a variety of reports to meet customer needs and expectations
Coordinating and collaborating with operations teams to identify solutions for vulnerability mitigation.
Continuously research emerging threats to the environment in order to disseminate the information to all stakeholders immediately assess the known environment for presence of the vulnerability and work with the SOC and enterprise networking teams to proactively block exploitation within the customer environment.
Perform enterprise-wide network scans agent scans including credentialed scans of Linux Windows and Network devices.
Configure and maintain scan templates based on asset types repository credentials support of continuous scanning requirements for various FISMA systems
Perform security compliance and vulnerability assessments specifically developing and applying STIG or CIS baselines for various operating systems including Windows or RHEL and CentOS
The candidate must possess strong communications skills and the demonstrated ability to convey technical concepts to non-technical audiences
Maintain up-to-date knowledge of the customer and its services
Maintain optimize and troubleshoot scan policies and repositories.
Manage scan policies for multiple FISMA systems
Perform vulnerability analysis from scan results and prioritize vulnerabilities and findings for remediation
Coordinate with other program staff FISMA system ISSOs and system owners to explain findings provide recommendations on mitigations and advocate for mitigation of vulnerabilities
Conduct scheduled and ad-hoc or emergency vulnerability/compliance scanning to support targeted incident investigation escalation and emergency response to security events in accordance with documented procedures
Author and maintain SOPs and runbooks
Basic Qualifications
BS degree in Science Technology Engineering Math or related field and 12-15 years of prior relevant experience with a focus on cybersecurity. Additional experience and/or cyber certifications may be considered in lieu of a degree.
At least 8 years of direct experience in vulnerability assessment/management.
Familiar with the management operational and technical aspects of IT Security in a complex environment.
Experience working with industry-standard cybersecurity methodologies and processes
Advanced knowledge of TCP/IP protocols
Experience configuring and implementing various technical security solutions
Substantial experience managing vulnerability/compliance scans using Tenable/Nessus products
Possess at least one of the following certifications:
ISC2: CISSP
EC Council: CEH
CompTIA: Security
Department of Homeland Security (DHS) Entry on Duty (EOD) is required to support this program
Preferred Qualifications
Previous experience working in a DHS or other federal government agency SOC/NOC/NOSC environment
Familiarity or experience in Intelligence Driven Defense Cyber Kill Chain methodology and/or MITRE ATT&CK framework.
If youre looking for comfort keep scrolling. At Leidos we outthink outbuild and outpace the status quo because the mission demands it. Were not hiring followers. Were recruiting the ones who disrupt provoke and refuse to fail. Step 10 is ancient history. Were already at step 30 and moving faster than anyone else dares.
Original Posting:
May 28 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.
Pay Range:
Pay Range $131300.00 - $237350.00The Leidos pay range for this job level is a general guideline onlyand 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.
Required Experience:
Senior IC
About Company
Leidos is an innovation company rapidly addressing the world's most vexing challenges in national security and health. Our 47,000 employees collaborate to create smarter technology solutions for customers in these critical markets.