Configuration Manager

MANTECH seeks a motivated, career and customer-oriented Configuration Manager to join our team in Washington, D.C.Responsibilities include, but are not limited to:Develop and maintain configuration management (CM) plans, policies, and baselines to support system development and operational environmentsManage the Security Assessment and Authorization (SAA) process, ensuring systems comply with approved security policies and are properly maintained and transitioned into GRC toolsDefine and recommend system security controls, impact levels, and authorization boundaries in coordination with system owners and Authorizing OfficialsCoordinate and facilitate interconnection agreements (ISAs, MOUs, MOAs) for systems integrating with external or joint-use environmentsConduct independent reviews of System Security Plans (SSPs), determine testing requirements, and support security control validation effortsLead security inspections, testing, and ATO package submissions, while advising leadership on vulnerabilities, residual risks, and compliance statusSupport change and configuration management processes, including tracking Requests for Change (RFCs), maintaining documentation, and delivering executive-level briefings and stakeholder communicationsMinimum Qualifications:A minimum of 10 years’ experience in a computer science or cybersecurity related field with a minimum of 7 years of experience serving as an ISSR or in a similar role at a cleared facilityMust hold at least one of the following certifications: Certified Information Systems Security Professional (CISSP), Global Information Security Professional (GISP), or the CompTIA Advanced Security Practitioner (CASP), or Certified Information System Manager (CISM).Experience operating security tools such as Tenable Nessus/Security Center, IBM Guardium, HP WebInspect, NMAP, or similar technologiesStrong knowledge of RMF and ATO/SAA processes, including NIST SP 800-53 and FISMA compliance requirementsHands-on experience with configuration management, system baselining, and change control processesFamiliarity with GRC tools (e.g., eMASS, Xacta, Archer), including POA&M tracking, and experience developing/reviewing SSPs and security controlsPreferred Qualifications:Bachelor's or advanced degree in Computer Science, Cybersecurity, or other cyber disciplineSecurity Clearance Requirements: Must have a current/active Top Secret security clearance and be willing and able to obtain SCI eligibility prior to start.Must be willing to sit for a polygraph if requiredPhysical Requirements:Must be able to remain in a stationary position 50%.Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer.Often positions self to maintain computers in the lab, including under the desks and in the server closet.Frequently communicates with co-workers, management and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.

Created: 2026-04-01