Information System Security Manager (ISSM)

At MetaPhase, we believe Quirky is Cool and being authentic is the only way to be!  We take the work we do very seriously and do a lot of important mission-focused work for our clients. We are individuals with different passions and strengths who take as much joy in the work we do as from those we work with. Today, we have a team that is invested in creating new solutions that lean forward, challenge the status quo, but also reflect our intimate knowledge of our customers’ business. Over the years we have fostered a culture in which we are united by shared values—passion, solidarity, generosity, curiosity, and boldness—and these come alive in the work we do and how we do it.      Together, we know our people are our difference—for our clients and our colleagues.   Are you ready to:

• Work alongside a dedicated and diverse set of people to offer honest advice and practical guidance to our clients?
• Learn and grow by taking advantage of every opportunity available to you?
• Be the difference and make it happen?

MetaPhase is seeking a mission-driven Information System Security Manager (ISSM) to lead and oversee security compliance and operational assurance for a federal client in the national security sector. This position plays a critical role in implementing cybersecurity best practices, maintaining system authorizations, and ensuring alignment with federal information security standards. As the ISSM, you will serve as the central authority on system security posture and be a trusted advisor to senior client leadership and Authorizing Officials. What You Will Be Doing

•  Serve as the lead ISSM for a portfolio of systems, overseeing system security plans (SSPs), continuous monitoring, and POA&M management
•  Lead risk assessments and ensure systems maintain Authorization to Operate (ATO) in accordance with NIST RMF and agency-specific frameworks
•  Collaborate with ISSOs and technical teams to ensure timely submission and quality of security documentation
•  Implement and enforce cybersecurity policies, procedures, and practices in alignment with FISMA, NIST 800-53, and DoD 8140 requirements
•  Engage with federal stakeholders and Authorizing Officials to support security reviews, inspections, and audits
•  Drive continuous improvement in cybersecurity posture through vulnerability management and security control enhancements
•  Mentor junior ISSOs and support staff; guide project teams on secure implementation practices

What We Need From You (Required)

•  U.S. Citizenship is required (NO EXCEPTIONS)
•  Bachelor’s degree in Cybersecurity, Information Systems, or related technical field
•  10+ years of experience in cybersecurity, including 3+ years managing or serving as a lead ISSM
•  Proven expertise with FISMA, NIST 800-53, and RMF implementations
•  Experience supporting classified or national security systems
•  Strong communication skills, including briefing senior government executives
•  Must hold (or obtain within 6 months) a CISSP, CISM, or equivalent DoD 8140-compliant certification

Bonus Points (Preferred)

•  Experience managing multiple ATO packages across enterprise systems
•  Background in interfacing with federal Authorizing Officials
•  Certifications: PMP, ITIL, or additional cybersecurity certs (e.g., CEH, CRISC)
•  Familiarity with SIEM platforms, STIGs, SCAP tools, and secure SDLC

 

Work Setup & Travel
Hybrid - Based in Washington, DC. Occasional travel may be required.  Clearance & Education
Active Top Secret (TS) with SCI eligibility or Active Q Clearance
Bachelor’s degree in Information Technology, Cybersecurity, or a related field   About MetaPhaseMetaPhase is different with a purpose - demonstrating a new approach to the industry that puts employees and culture first! We continue to be recognized by industry as one of the fastest growing and most impactful consultancies in the nation, and are aggressively hiring to grow our team: Fastest Growing

• Inc 5000 Fastest Growing Company - 2020, 2021, 2022, 2023 
• Washington Technology Fast 50 Award - 2020, 2021
• Financial Times America's Fastest Growing Companies – 2021, 2022, 2023

 Best Places to Work

• Washington Post Top Workplaces – 2022, 2023
• Washington's Business Journal’s Best Places to Work – 2021, 2022
• Virginia Businesses Best Place to Work – 2021, 2022, 2023
• Northern Virginia Technology Council Top 100 Technology Firms – 2020

 Company & Individual Awards

• 2021 Washington Business Journal Small Business – CEO of the Year
• 2021 FedScoop 50 – Industry Leadership Award Nominee
• 2021, 2023 Moxie Award Finalist
• 2022 SECAF Government Contractor Awards ($27.5 to $50 Million in Revenue)
• 2022 FedScoop Best Bosses Finalist – Brett McLaren 
• 2022 Washington Business Journal 40 under 40 –   Brett McLaren
• 2022 FedHealth IT and G2XChange Women in in Leadership Awards – Beth Angerman
• 2022 George Mason University Prominent Patriots in Business – Fred Costa
• 2022 TiE DC Capital ELITE Award
• 2023 Elev8 Engage GovCon Finalist
• 2023 Maryland Tech Council ICON Awards Finalist for Government Contracting Company of the Year: Over $50 Million
• 2023 Greater Washington Government Contractor of the Year ($25 to $75 million) Awards Finalist

 MetaPhase is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, national origin, disability or veteran status, or any other factors protected by federal, state, or local law. #LI-Hybrid  #dice