Sr. Security Systems Administrator I (6548) at Metrostarsystems

As Sr. Security Systems Administrator I, you’ll deploy, operate, and maintain enterprise security systems in classified, enclave-based environments, ensuring systems are hardened, patched, and compliant with security baselines. The role manages access controls, audit logging, monitoring, and supports system migrations and integrations across hybrid infrastructures. Success requires strong Linux and/or Windows administration skills, STIG-based hardening expertise, and the ability to troubleshoot complex issues in TS/SCI environments. We know that you can’t have great technology services without amazing people. At MetroStar, we are obsessed with our people and have led a two-decade legacy of building the best and brightest teams. Because we know our future relies on our deep understanding and relentless focus on our people, we live by our mission: A passion for our people. Value for our customers. If you think you can see yourself delivering our mission and pursuing our goals with us, then check out the job description below! What you’ll do: • Deploy, configure, and maintain enterprise security tools within a dedicated enclave • Manage system hardening, patching, and compliance with security baselines • Support migration activities, including system setup, validation, and cutover • Monitor system performance and troubleshoot issues across hybrid environments • Maintain access controls and audit logging for security systems • Coordinate with cybersecurity teams to ensure tools are properly integrated and operational What you’ll need to succeed: • Active TS/SCI clearance • 7+ years of experience administering and securing Linux and/or Windows systems in enterprise or classified environments • 5+ years of hands-on experience with security hardening (STIGs/CIS), patch management, vulnerability remediation, and virtualization • Proven ability to independently troubleshoot complex system and integration issues in TS/SCI enclaves • Strong experience administering Linux and/or Windows systems • Experience with VMware virtualization environments • Knowledge of system hardening standards (STIGs, CIS benchmarks) • Experience with patch management and vulnerability remediation • Familiarity with networking fundamentals (DNS, TCP/IP, firewalls) • Ability to troubleshoot complex system and integration issues SALARY RANGE: $138,000 - $170,000 The salary range for this position is determined based on qualifications, skills, and relevant experience. The final salary offered will be determined based on several factors including: • The candidate's professional background and relevant work experience • The specific responsibilities of the role and organizational needs • Internal equity and alignment with current team compensation • This role is also eligible for additional compensation, subject to the terms and policies of MetroStar, which may include: • Performance-based bonuses • Company-paid training and/or certifications • Referral bonuses To apply for this position, please submit your resume via the form below or through our careers page: [Upgrade to PRO to see link] Application Deadline: Applications will be accepted on a rolling basis until the position is filled; candidates are encouraged to apply as early as possible for full consideration. Additional Compensation: This role may also be eligible for bonuses and/or additional incentives based on individual and company performance. Benefits: All full-time employees are eligible to participate in our benefits programs: • Health, dental, and vision insurance • 401(k) retirement plan with company match • Paid time off (PTO) and holidays • Parental Leave and dependent care • Flexible work arrangements • Professional development opportunities • Employee assistance and wellness programs Like we said, we are big fans of our people. That’s why we offer a generous benefits package, professional growth, and valuable time to recharge. Learn more about our company culture code and benefits. Plus, check out our accolades. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment based on merit and without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, status as a protected veteran, or any other status protected by applicable federal, state, local, or international law. What we want you to know: In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification form upon hire. Not ready to apply now? Sign up to join our newsletter here.