Systems Administrator

We are seeking an experienced Classified Systems Administrator to support, maintain, and secure our mission-critical, high-consequence classified IT infrastructure. In this role, you will be the core technical lead overseeing a mixed Linux and Microsoft Windows environment, with a heavy focus on air-gapped, secure systems built for the Intelligence Community (IC) and Department of Defense (DoD). The ideal candidate has a strong "ownership mentality," is highly proactive, and possesses a deep, proven background in multitier support, bare-metal hardware configuration, and the strict security hardening protocols required to achieve and maintain an Authority to Operate (ATO)., * Provide comprehensive 1st, 2nd, and 3rd tier IT support across complex classified environments and secure air-gapped networks

• Execute rigid security configuration and system hardening utilizing DISA STIGs, SCAP tools, and other federal cybersecurity best practices to ensure strict compliance with government directives
• Configure, optimize, and maintain critical enterprise services including Active Directory (AD), Group Policy, Identity Management/LDAP, DNS, DHCP, repository servers, and patch deployment systems
• Administer virtualized environments using Hyer-V and VMware. Develop and execute systematic backup scripts and disaster recovery procedures to safeguard critical intelligence data
• Take hands-on ownership of physical rack components, low-voltage cabling, server hard-ware configurations, desktops, laptops, and secure mobile/tablet devices, including com-plete system startups and shutdowns
• Author rigorous, instructional documentation for system baselines and standard operating procedures (SOPs)
• Serve as the primary COMSEC custodian, maintaining 100% accurate accountability, strict inventory control, and secure storage for all physical and electronic cryptographic materials, key tapes, and controlled cryptographic items (CCIs)
• Conduct required semi-annual, annual, and special-occasion inventories; strictly adhere to and enforce National Security Agency (NSA) directives, CNSSI manuals, and customer-driver COMSEC required security procedures
• Ability to support after-hours alarm/intrusion response

Do you have experience in Vulnerability management?, Do you have a Bachelor's degree?, * 3+ years of experience as System Administrator (SA) providing comprehensive system support

• Hands-on experience applying DISA STIGs, conducting vulnerability assessments, and remediating compliance findings on classified networks
• Strong background troubleshooting core infrastructure services (Active Directory, DNS, DHCP, group policies, and network storage solutions) in an isolated, non-internet connected environment
• Experience in configuring new hardware systems and employing them into active environments for operational readiness
• Must hold an active Top-Secret security clearance with SCI eligibility
• Bachelor's degree preferred., * Active DoD 8570/8140 IAT Level II or III baseline certification (CompTIA Security+, CISSP)
• Completion of COMSEC Custodian course is preferred, or obtain within 6 months of hire
• Ability to support after-hours alarm/intrusion response, * Applicants must be legally authorized to work in the United States.
• Must be a U.S. Citizen
• Active TS/SCI clearance required at time of hire, and the ability to maintain it throughout employment.
• Employment is contingent on meeting all clearance requirements., This is a full-time exempt position with typical working hours of Monday through Friday, 8:00 a.m. to 5:00 p.m. Hours and work shifts may change in accordance with department and business needs. Exempt Employees must have the ability to be on-call and available, as business needs require.

Pulled from the full job description

• Pet insurance
• Paid parental leave
• AD&D insurance
• Parental leave
• Health insurance
• 401(k) matching
• Paid time off, * Comprehensive medical plan options
• HSA/FSA accounts
• Dental and vision coverage
• 6% employer 401(k) match
• Fully paid parental leave for all new parents
• Generous PTO
• Life and disability insurance
• Long-term and Short-term disability coverage
• AD&D Coverage
• Pet Insurance
• Employee Assistance Program
• Subsided gym membership / plans through Wellhub

Metrea delivers effects-as-a-service to national security partners across five domains and more than a dozen mission areas. These include airborne ISR, electronic warfare, secure communications, aerial refuelling, special air missions, aerial firefighting, and advanced simulation. We own the whole stack: designing, building, and operating turnkey capabilities that give our partners decisive, asymmetric advantage against rapidly evolving threats. Our operating model is built around three interlocking pillars. The Support Groups provide a global shared-service - spanning people, finance, platform, operations, legal, and engagement. This frees up our Core Groups, who develop and own mission capabilities end-to-end, to focus entirely on delivery. The Market Groups apply a regional lens, ensuring that our agile and adaptable capabilities remain aligned to the wicked problems that matter most to our partners across the Americas, EMEA, and Asia-Pacific. At the heart of our model is a simple but powerful idea: be a true partner with skin in the game. Our partners need effects, not just equipment. By owning the full stack - from the lab to the field - we are able to drive a continuous cycle of innovation that keeps our partners ahead. It's a fast-moving, intellectually demanding environment where talented people are given real responsibility, work on problems that matter, and contribute to an enterprise that is growing quickly and deliberately. Headquartered in Washington, DC, with facilities across the United States, the United Kingdom, as well as Continental Europe and Asia-Pacific., Electromagnetic and Cyber Group (EM&C) is responsible for developing flexible and survivable advanced electronic warfare and secure communications equipment while providing the industry's leading signals intelligence, electronic warfare, and cyber experts. Metrea specializes in signal classification, direction finding, advanced geolocation techniques, and waveform development including waveforms for MANET and LPI/LPD applications. Metrea also develops special purpose radios for government customers and licenses DF and geolocation solutions to multiple OEMs.