Senior Systems Administrator
VirtualVocations
Supporting a recently awarded program, the contract-to-hire Senior Systems Administrator will manage and optimize on-premises and cloud-based systems while ensuring stability, security, and efficient operation in a remote work environment. Key responsibilities Administer and maintain security best practices across enterprise technology systems in collaboration with the SOC team Support and troubleshoot hybrid environments, including on-premises servers and Azure cloud resources, ensuring reliable operation of software and hardware Provide local and remote user support, including orientation and guidance for modified and new systems Required qualifications Bachelor's degree and 10+ years of systems administration experience Strong experience with Windows Server administration, Active Directory, and Azure administration Experience supporting hybrid on-premises and cloud environments Knowledge of data privacy practices, including PCI compliance Strong analytical skills and the ability to communicate technical concepts clearly
$60k - $90k
...The Senior Systems Administrator acts as the second tier of support for Meriplex’s Technical Assistance Center (TAC) and reports to a TAC Manager. In addition to working within the TAC’s ticketing system to resolve Level 2 end user issues, this role acts as the escalation...Senior$155k - $175k
...agility of a small company with the impact of a big mission. Riverstone is seeking a motivated, career, and customer‑oriented Systems Administrator Level 2 to join our team in Aurora, CO. This position is onsite. Primary Responsibilities: Provide support for...SeniorHourly payContract workWork experience placement- ...Leidos is seeking an IT Engineer with Microsoft Enterprise Systems Administrator experience to join our team in support of a Federal Intelligence Agency contract located in Alice Springs, AUS. Responsibilities Provide Tier 2 support maintaining multiple large enterprise...SeniorContract workTemporary workRemote work
$158k - $190k
...Overview We are seeking a Senior Systems Administrator to join our Task Order proposal on the Defense Intelligence Agency’s Solutions for the Information Technology Enterprise III (SITE III). The Senior Systems Administrator maintains smooth operation of multi‑user computer...SeniorFull timeContract workTemporary workMonday to FridayWeekend workAfternoon shift$92.3k - $166.85k
...landscape and succeed in their pursuit to protect people and critical assets. The Chinook Program is currently seeking a Senior Systems Administrator. As a senior member of our IT operations team, you will play a key role in managing, supporting, securing, and...SeniorContract work$125k - $155k
...Responsibilities & Qualifications RESPONSIBILITIES The?Senior Systems Administrator is expected to be able to accomplish the following: Monitors and manages system resources, including CPU usage, disk usage, and response times to maintain operating efficiency...SeniorFull timeContract workTemporary workLocal areaMonday to FridayWeekend workAfternoon shift- SwiftCruit is seeking a Senior Systems Administrator to support a Raytheon program at Buckley Space Force Base in Colorado. The candidate will monitor critical systems, maintain security posture, and collaborate with diverse teams in a classified environment. Applicants...Senior
- Riverstone Enterprise Solutions is looking for a motivated Systems Administrator Level 2 in Aurora, CO, for a hybrid position. Responsibilities include troubleshooting IT systems and providing Tier 1 and Tier 2 support. Candidates must have ten years of relevant Systems...Senior
- ...clearance with Polygraph. Ideal candidates should possess expertise in Windows and Linux administration, along with strong troubleshooting skills. The successful candidate will manage systems, assist with user issues, and ensure optimal performance across various platforms....Senior
- Envision Innovative Solutions is seeking a motivated Systems Administrator Level 3 for their Aurora, Colorado location. The role includes supporting implementation and maintenance of IT systems, managing configurations, and providing user support. Ideal candidates will...Senior
$155k - $175k
Envision Innovative Solutions is hiring a Systems Administrator Level 2 in Aurora, CO. In this role, you will provide essential support for the implementation, troubleshooting, and maintenance of IT systems, ensuring optimal operations. Qualified candidates will have at...Senior- ...Senior Systems Administrator The City of Englewood is a vibrant city of over 34,000 residents and over 2,100 businesses. It is a tight-knit community with a small city atmosphere, yet has all of the benefits associated with the larger Denver metropolitan area. The...SeniorFull timePart timeWork experience placementSeasonal workRemote work
- Leidos Inc is seeking a Senior Systems Administrator in Englewood, CO to manage mission-critical Linux and Windows systems. This role involves leading system operations, troubleshooting complex issues, and collaborating with cybersecurity teams. Successful candidates will...Senior
- Riverstone Enterprise Solutions is seeking a motivated, customer-oriented Systems Administrator Level 2 to join our team in Aurora, CO . This is a Hybrid position. Primary Responsibilities Provide support for implementation, troubleshooting, and maintenance of IT systems...Senior
- ...impact you'll make, wielding cutting‑edge tech to solve real‑world challenges. The Role Our client is seeking an experienced System Administrator to manage, troubleshoot, and maintain complex Information Technology (IT) systems across the enterprise infrastructure. You...SeniorFor contractors
- A leading recruiting firm is seeking an experienced System Administrator in Aurora, CO. The ideal candidate will manage complex IT systems, providing both Tier 1 and Tier 2 support. Candidates must have 15 years of relevant experience, a technical degree, and familiarity...Senior
$60k - $90k
Meriplex Communications, Ltd. is seeking a Senior Systems Administrator to act as the second tier of support for its Technical Assistance Center. This role involves resolving Level 2 end user issues, providing excellent customer service, and contributing to a collaborative...Senior$69.72 - $79.33 per hour
EverWatch, located in Aurora, Colorado, is seeking an experienced System Administrator to support mission-critical enterprise IT systems. The ideal candidate will have over 10 years of experience in IT system support and expertise in both UNIX and Windows environments....SeniorHourly pay- RealmOne is seeking a Level 2 System Administrator to join our team in Aurora, Colorado. This role involves providing Tier 1 and Tier 2 support, troubleshooting issues, and managing UNIX and Windows operating systems. Candidates must have ten years of experience as a System...SeniorFlexible hours
$177k - $265.6k
Northrop Grumman in Aurora, Colorado is seeking a Staff Systems Administrator to work on revolutionary systems impacting lives globally. This role involves system administration across Linux and Windows platforms, managing VMware technologies, and supporting Cyber Security...Senior$158k - $190k
A high-tech solutions company is seeking a Senior Systems Administrator to ensure the smooth operation of multi-user computer systems. Candidates must have an active TS/SCI + CI Poly clearance, along with a CompTIA Security+ certification and experience in systems administration...Senior$92.3k - $166.85k
Leidos is seeking a Senior Systems Administrator to manage critical systems affecting intelligence and geospatial initiatives. You will take the lead in both Linux and Windows environments, ensuring security and optimal performance of systems. The role requires extensive...Senior$60k - $90k
Position Summary: The Senior Systems Administrator acts as the second tier of support for Meriplex’s Technical Assistance Center (TAC) and reports to a TAC Manager. In addition to working within the TAC’s ticketing system to resolve Level 2 end user issues, this role...SeniorFull time- Position Systems Administrator, Senior Analyst - Raytheon Digital Technology - ASDS Programs Location: Buckley Space Force Base, Colorado (US-CO-BUCKLEY-SFB-CUST ~ 18500 E 6th Ave) Employment Type: Onsite (8x5 with after‑hours call‑in responsibility) What You Will Do...SeniorTemporary workCasual workRelocationFlexible hours
- DPP is seeking a Senior Technical Systems Administrator for an opportunity in Englewood, Colorado. Location : Fully onsite in Englewood, CO. Duration : 12 months, W2 position. Position description The Technical Systems Administrator is responsible for effective provisioning...SeniorPermanent employmentLocal area
$100k - $115k
...technical planning, testing, and execution of complex system upgrades, including operating systems,... ...advisories) and ensure timely remediation. Provide senior‑level technical support and guidance to system administrators, serving as an escalation point for complex patching...Senior- ...individual must have first‑hand experience leading/supporting IBM and RedHat (RHEL) developers through troubleshooting complex Operating System problems, including IBM Power HA (High Availability) and RHEL clustering applications SAN expertise to include evaluation of “need...SeniorFull time
$115k - $120k
...Senior Systems Administrator Edgewater Federal Solutions is seeking a Senior Systems Administrator to join our team. The Senior Systems Administrator will play a pivotal role in our IT operations, responsible for deploying, maintaining, enhancing, and supporting our...SeniorContract workFlexible hours- Onward Energy seeks a System Administrator III to manage and support enterprise IT infrastructure. The role requires 7+ years of experience, with strong expertise in IT administration including Windows Server, Active Directory, and Microsoft Azure. The ideal candidate...Senior
- EVONA in Denver, Colorado is seeking a Senior Systems Administrator to support mission-critical infrastructure for aerospace advancements. You will manage enterprise backups, optimize VMware environments, and design Azure infrastructure, enhancing collaborative engineering...Senior
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