Senior Cisco Systems Administrator
Invictus International Consulting, LLC
Title: Senior Cisco Systems Administrator Location: Remote Clearance: Secret Responsibilities: Perform daily administration and monitoring of Cisco UCS domains, fabric interconnects, chassis, and blade servers Manage, maintain, and upgrade VMware vSphere, vCenter, and VMware Cloud Foundation (VCF) components, including ESXi, vSAN, and NSX-T Design, implement, and maintain virtualization and computing policies in compliance with classified data handling rules Execute and validate daily/weekly/monthly health checks and performance monitoring of UCS and VMware infrastructure Perform regular failover and disaster recovery testing and documentation to meet audit and mission continuity requirements Manage server profiles, templates, and firmware updates for Cisco UCS Apply VMware and Cisco patches, hotfixes, and feature releases following change-management and security approval processes Harden computing and virtualization infrastructure according to DISA STIGs and agency security technical implementation guides (STIGs) Monitor the computing environment using vRealize Operations, Intersight, and other alerting systems Manage role-based access control (RBAC) and audit logging for VMware and UCS environments Support incident response, troubleshooting, and root cause analysis for computing infrastructure issues Produce capacity, performance, and compliance reports for internal audits Participate in working groups and disaster recovery exercises Maintain up-to-date SOPs, system diagrams, and operational procedures Requirements: A minimum of three (3) years of hands-on Cisco UCS and VMware vSphere/VCF administration experience Security+ or higher certification required; current VMware Certified Professional (VCP) certification preferred Knowledge of server virtualization, vSAN, NSX, and software-defined data centers (SDDC) Strong experience with virtualized environments and cloud infrastructure Proficiency in hardware lifecycle management Solid understanding of SAN/NAS storage integration with VMware Deep knowledge of VMware Cloud Foundation architecture and deployment preferred Experience with scripting (e.g., PowerShell, PowerCLI, Python) for automation of administrative tasks preferred Public Trust required, Secret preferred Equal Opportunity Employer/Veterans/Disabled Invictus International Consulting, LLC
$130k - $180k
Celestar Corporation, seeking a Database/Web System Administrator, supports the DARPA PSS program in Arlington, VA. Salary range $130,000-$180,000/year with compensation based on experience, certifications, security clearance, and funding. Active TS/SCI clearance required...Senior- Sienna Systems Corporation is seeking a Cloud Systems Administrator to join the SSA Special Notice Option (SNO) team in Alexandria, Virginia. You will own AWS and Active Directory environments end-to-end on a small, self-directed team. You will work on-site with government...Senior
- TechFlow Inc. is seeking a Senior Systems Administrator to support a critical DoD program, administering and optimizing the enterprise IT infrastructure to ensure secure, available systems. Hybrid remote work requires in‑person meetings in the Northern VA/DC Metro area...SeniorRemote work
- TechFlow, Inc. seeks a Senior Systems Administrator to maintain and optimize the enterprise IT infrastructure for a critical DOD program, ensuring security, stability, and high availability. You will collaborate with cybersecurity, engineers, and government stakeholders...Senior
- Sigmatech Inc. is seeking a Systems Administrator and Senior IT Support Specialist to manage and sustain the IT infrastructure, administer AD and M365, and support KSALO personnel both on-site in Crystal City and remotely. The role requires 5-8 years of senior IT experience...SeniorRemote workFlexible hours
- SiloSmashers is seeking a System Administrator to maintain DHS systems and networks. This onsite role in Arlington, VA involves ensuring reliability, performance, and security, with responsibilities including configuration, patching, and incident response. Candidates should...Senior
- Senior OpenText Content Server Systems Administrator, Arlington, VA We are seeking a Senior OpenText Content Server Systems Administrator to perform a wide variety of system administration tasks for the OpenText Content Server solution. This could include installation...Senior
- Senior Systems Administrator, Top Secret Security Clearance Required, Arlington, VA We are seeking a Senior Systems Administrator to perform a wide variety of systems administration tasks. This could include installation, configuration, upgrades, and operational support...Senior
- ...’s safety and security. Make an impact by using your expertise to protect our country from threats. Job Description Systems Administrator Maintains an organization's computer systems' workflows and is responsible for the upkeep, configuration and reliable operation...SeniorWork at officeLocal areaRemote work
$65k - $85k
Overview We are seeking a skilled and self-driven Systems Administrator with strong expertise in cloud services, Microsoft enterprise technologies, virtualization, and modern security platforms The ideal candidate will have hands-on experience with AWS, Microsoft 365/Intune...Senior- A government contracting firm in Arlington is seeking a Senior Systems Administrator to support technical initiatives for a Federal agency. Candidates should have significant Relativity experience, strong communication skills, and the ability to lead technical teams. The...Senior
$75k - $85k
...mission-critical technology, engineering, and mission support services to federal government customers. We are seeking a Senior Systems Administrator to play a key role in a critical DOD program — powering the platform that securely collects, analyzes, reports, and...SeniorTemporary workImmediate startRemote work- SYSTEMS ADMINISTRATOR SENIOR Advance how our customers operate while you advance your career. Join GDIT as a Systems Administrator Senior and build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you. MEANINGFUL WORK...Senior
- Join to apply for the Senior Systems Administrator role at Tecolote Research Overview We are seeking a skilled and motivated Systems Administrator to join our IT team. The ideal candidate will be responsible for managing, maintaining, and optimizing our enterprise systems...SeniorFull timeTemporary workWork at office
- ...Professional Services to Federal and State Agencies supporting the US Government Defense, Intelligence and Aerospace sectors. The Systems Administrator will work independently designing, planning, implementing, and maintaining complex SP Server2016/2019, SharePoint Online,...SeniorLocal area
- Senior Relativity Sr. Systems Administrator Employment Type: Full Time Department: Legal/IT We are seeking a Senior Relativity Sr. Systems Administrator to join our team! You will handle a variety of projects to support and improve the organization's network systems. CGS...SeniorFull timeWork at officeFlexible hours
$130k - $150k
...to a mission-focused team, we invite you to join us and together, we will shape the future. Let’s Make It Real! The Senior Microsoft Systems Administrator must be able to meet the key criteria below: Location: Hybrid-Remote. Must be able to be onsite in Alexandria, VA...SeniorFull timeTemporary workFor contractorsWork at officeLocal areaRemote workHome officeFlexible hours- Senior System Administrator Team Lead The Test and Training Enabling Architecture (TENA) program at Leidos is looking to add a Senior System Administrator Team Lead. Our mission is to develop tools for the United States Department of Defense test and training communities...SeniorWork at office
$147k
...commitment to hiring and supporting active-duty and veteran employees. Responsibilities Position Overview As the OMC Senior Systems Administrator (Lead), you will act as a model of customer service excellence to all organizational staff members in the 6.14.12 Office...SeniorContract workFor contractorsWork at office$115k - $140k
...Position Summary: As a Systems Administrator and Senior IT Support Specialist, you will manage, operate, sustain, and provide advanced support for Sigmatech's IT infrastructure. This dual-focus role serves as the primary technical escalation point for complex helpdesk...SeniorFull timeFor contractorsWork at officeRemote workFlexible hours- Nemean Solutions, LLC seeks a Systems Administrator to design, implement, and maintain complex Microsoft environments including SharePoint, Power Platform, and Windows servers in support of CC S A Technical Services Division. The role requires a bachelor’s degree and 8...Senior
- Nemean Solutions LLC is seeking a Systems Administrator to design, implement, and maintain complex SharePoint Online and Windows environments, including Server 2016/2019, and the Power Platform, to support Army CCSA Technical Services Division activities. The role requires...Senior
- Senior Systems Administrator/Help Desk Engineer Are you ready to be the technical backbone of a mission that matters? Leidos is seeking a highly motivated Senior Systems Administrator/Help Desk Engineer to support a cutting-edge Agile software development program, Chinook...SeniorContract workShift workDay shiftAfternoon shift
- GDIT is hiring a Systems Administrator in McLean, VA, requiring TS/SCI with Polygraph and 5+ years of related experience. The role emphasizes Active Directory administration, file permissions, and enterprise IT support on onsite systems. Education includes a Bachelor's...Senior
- Senior System Administrator Supplier vetting questions - Please include answers to these questions at the top of candidate resume. Submittals without answers will not be considered. Candidate responses will not be accepted via email. Additions or alterations to answers...Senior
- MITRE is seeking a Senior Systems Administrator to join a distributed team in McLean, VA. The role focuses on hands-on system administration, lifecycle activities, and security compliance to support Classified Infrastructure. Responsibilities include incident management...Senior
- ...Job Description Job Description Microsoft System Administrator - Senior - #881 Location: Fort Belvoir, VA TS/SCI w/CI Poly REQUIRED Experience: Eight years of progressively responsible experience in server administration, including supporting and managing...SeniorImmediate start
- Kaimetrix is seeking a System Administrator - Level III to support enterprise IT systems in a secure, mission-critical environment at Fort Belvoir, Virginia. The ideal candidate will have at least 6 years of progressive experience and relevant certifications, ensuring...Senior
- SHR Consulting Group, LLC is seeking Systems Administrators to operate and maintain the DoD Organizational Messaging enterprise—managing secure message traffic across DoD, U.S. Government agencies, Five Eyes partners, NATO, and U.S. installations worldwide. You will administer...SeniorWorldwide
- A&M Technologies, Inc. is seeking an experienced Systems Administrator III to support a federal O&M program. This senior role focuses on maintaining mission-critical enterprise systems in a high-availability government environment, with leadership responsibilities and on...Senior
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Cisco Systems Administrator. Be the first to apply!
- application system administrator Alexandria, VA
- system admin Alexandria, VA
- server administrator Alexandria, VA
- IT infrastructure administrator Alexandria, VA
- enterprise administrator Alexandria, VA
- IT administrator Alexandria, VA
- computer systems administrator Alexandria, VA
- systems administrator Alexandria, VA
- senior grant accountant Alexandria, VA
- senior tax Alexandria, VA

