COMSEC Manager (TS Clearance Required, Onsite)

Position Summary

Our Deloitte Cyber team understands the unique challenges and opportunities businesses face in cybersecurity. Join our team to deliver powerful solutions to help our clients navigate the ever-changing threat landscape. Through powerful solutions and managed services that simplify complexity, we enable our clients to operate with resilience, grow with confidence, and proactively manage to secure success.

Work You'll Do

• Responsible for performing as information systems security engineer (ISSE)
• Providing operation services to design the security architecture of the platform, scoped applications, and system interfaces, and implement security standards, prepare security accreditation documentation, test security controls, audit security measures and logs, assess risks, review and triage vulnerability findings, debug and test vulnerabilities, troubleshoot complex issues (memory leaks, stack failures), utilize Linux and Windows services, assess and deconflict access control requests, and coordinate actions to obtain accreditation approval.
• Perform, or review, technical security assessments of computing environments to identify points of vulnerability, non-compliance with established IA standards and regulations, and recommend mitigation strategies
• Design, develop, implement and/or integrate IA and security systems and system components including those for networking, computing, and enclave environments to include those with multiple enclaves and with differing data protection levels and classification requirement

The Team

Deloitte's Government and Public Services (GPS) practice - our people, ideas, technology, and outcomes-are designed for impact. Serving federal, state, & local government clients as well as public higher education institutions, our team of professionals brings fresh perspective to help clients anticipate disruption, reimagine the possible, and fulfill their mission promise.

Our Cyber Defense & Resilience offering assists clients in defending against advanced threats by transforming security operations, monitoring technology, data analytics, and threat intelligence. Helps manage and protect dynamic attack surfaces and provides rapid crisis and cyber incident response, ensuring clients can be ready for, respond to, and recover from business disruptions.

Qualifications

Required:

• Bachelor's degree required.
• Must be legally authorized to work in the United States without the need for employer sponsorship, now or at any time in the future.
• Active TS/SCI clearance required
• 5+ years of experience as an ISSE for ServiceNow related jobs
• Experience with ServiceNow implementations
• IA SAE Level II (e.g., CISSP, CASP), and a PMP (or 10 years equivalent experience in lieu of the PMP)
• Experience with the RMF process including obtaining and maintaining the Authority to Operate (ATO) for IT systems
• Experience with managing systems through the A&A process including development, review and updates of Body of Evidence artifacts in the accreditation package, development of System Security Plan (SSP), Security Test Plan (STP), Interconnection Security Agreements (ISA) and Security Controls Traceability Matrix (SCTM)
• Experience managing SPIDs in Xacta
• Experience with ICD 503, CNSSI 1253 and NIST 800-53 security controls
• Strong customer service orientation

Preferred Qualifications:

• Certifications: CISSP, CISM, or other relevant certifications
• Extensive experience in security management, preferably with a focus on COMSEC
• Knowledge of cryptography, network security, risk management, and regulatory compliance

As used in this posting, "Deloitte" means Deloitte Transactions and Business Analytics LLP, a subsidiary of Deloitte LLP. Please see www.deloitte.com/us/about for a detailed description of the legal structure of Deloitte LLP and its subsidiaries.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or protected veteran status, or any other legally protected basis, in accordance with applicable law.

Information for applicants with a need for accommodation: https://www2.deloitte.com/us/en/pages/careers/articles/join-deloitte-assistance-for-disabled-applicants.html

The wage range for this role takes into account the wide range of factors that are considered in making compensation decisions including but not limited to skill sets; experience and training; licensure and certifications; and other business and organizational needs. The disclosed range estimate has not been adjusted for the applicable geographic differential associated with the location at which the position may be filled. At Deloitte, it is not typical for an individual to be hired at or near the top of the range for their role and compensation decisions are dependent on the facts and circumstances of each case. A reasonable estimate of the current range is $119,025 to $208,300.

You may also be eligible to participate in a discretionary annual incentive program, subject to the rules governing the program, whereby an award, if any, depends on various factors, including, without limitation, individual and organizational performance.

Recruiting tips

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Benefits

At Deloitte, we know that great people make a great organization. We value our people and offer employees a broad range of benefits. Learn more about what working at Deloitte can mean for you.

Our people and culture

Our inclusive culture empowers our people to be who they are, contribute their unique perspectives, and make a difference individually and collectively. It enables us to leverage different ideas and perspectives, and bring more creativity and innovation to help solve our clients' most complex challenges. This makes Deloitte one of the most rewarding places to work.

Our purpose

Deloitte's purpose is to make an impact that matters for our people, clients, and communities. At Deloitte, purpose is synonymous with how we work every day. It defines who we are. Our purpose comes through in our work with clients that enables impact and value in their organizations, as well as through our own investments, commitments, and actions across areas that help drive positive outcomes for our communities. Learn more.

Professional development

From entry-level employees to senior leaders, we believe there's always room to learn. We offer opportunities to build new skills, take on leadership opportunities and connect and grow through mentorship. From on-the-job learning experiences to formal development programs, our professionals have a variety of opportunities to continue to grow throughout their career.

As used in this posting, "Deloitte" means Deloitte Transactions and Business Analytics LLP, a subsidiary of Deloitte LLP. Please see www.deloitte.com/us/about for a detailed description of the legal structure of Deloitte LLP and its subsidiaries.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or protected veteran status, or any other legally protected basis, in accordance with applicable law.

Requisition code: 315327

Job ID 315327

Client-provided location(s): Baltimore, MD, Arlington, VA

Job ID: Deloitte-315327

Employment Type: OTHER

Posted: 2025-10-18T18:57:46