Cyber Security Expert III (A)

Overview ONSITE Who We Are: Founded in 2007, SimIS Inc. is a veteran-owned small business (VOSB) that models future environments, requirements, and capabilities, and then secures the enterprise from internal and external threats. Our performance standard is “excellence,” with an outcomes-based, quality focus guided by our core values of honesty, relationships, teamwork, loyalty, and the importance of others.

SimIS is recruiting for the position described below; this position is contingent upon award. Job Description The ideal candidate represents a critical senior-level role responsible for architecting and maintaining robust cybersecurity solutions across both contractor and government operations, managing complex security initiatives. This individual will lead threat hunting operations, develop comprehensive security frameworks, and serve as the primary technical authority for cybersecurity matters while collaborating with engineering teams and government stakeholders.

Responsibilities include designing and implementing advanced security controls, conducting penetration testing, leading incident response activities, and providing strategic direction for security operations center (SOC) activities. The role balances hands-on technical leadership with program-level security governance, including developing security policies, maintaining compliance with DoD security requirements, and mentoring junior security personnel. The position requires translating complex technical concepts for executive stakeholders while maintaining deep expertise in emerging threats, security technologies, and evolving compliance frameworks within a classified environment.

Responsibilities • Minimum 10 years of experience in cyber security • Support the program management (PM) and provide direction for complex technical programs • Lead cybersecurity initiatives and provide technical direction • Develop security architecture and frameworks • CISSP, IAT Level I certification required • Conduct security assessments and audits • Develop security policies and procedures • Manage incident response and recovery • Advanced proficiency in developing security policies aligned with NIST SP 800-53, RMF, and CMMC frameworks, maintaining DoD security compliance, and mentoring junior personnel in tools such as Wireshark, TCPDump, and IDS/IPS systems Experience Required • Bachelor’s degree in Engineering (Cybersecurity, Computer, Electrical, or Electronics) or Mathematics with a Computer Science concentration • At least 10 years of post-college full-time experience with at least 8 years managing complex technical programs • Ten years of professional experience in cybersecurity engineering • Ten years of technical and program management experience with C4ISR systems and equipment • CISSP, IAT Level I certification required • Active clearance (SECRET/ TOP SECRET preferred) Experience Desired • A Master’s degree in Engineering is preferred Benefits • Medical, Dental, and Vision • Short Term Disability and Long Term Disability • Life Insurance • Flex Spending Accounts (FSA) • 401(k) Savings Plan • TUITION Assistance Program • Paid Time Off (PTO) • 11 Federal Holidays each year SimIS, Inc. is an EOE / M / F / Disability / VET / Drug Free Employer General Notice EEO statements and related employee information are provided in accordance with applicable laws. This includes information on veterans, disability status, and related compliance disclosures as part of hiring practices.

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