Senior Systems Administrator (Top Secret Cleared)
$120k - $135kECS Federal
Job DescriptionEverforth ECS is seeking a Senior Systems Administrator (Top Secret Cleared)to work in our Washington, DC office. Please Note: This position is contingent upon contract award.We are seeking a cleared System Administrator to support secure system administration, endpoint management, user support, patching, monitoring, documentation, and operational sustainment for classified and sensitive law enforcement, national security, and criminal justice missions within the National Security Business Unit. The System Administrator will serve as an operational support specialist responsible for maintaining system health, resolving incidents and service requests, supporting endpoint and application administration, improving documentation, and collaborating across infrastructure, cybersecurity, network, application, and service desk teams.The System Administrator will support secure system administration, endpoint management, user support, patching, monitoring, documentation, and operational sustainment for classified and sensitive environments serving law enforcement, national security, and criminal justice missions. This role supports day-to-day operations across servers, workstations, virtual desktops, applications, collaboration tools, and enterprise support platforms.The System Administrator will also support team development and account growth by mentoring junior staff, improving documentation, identifying recurring operational pain points, and recommending automation, service improvement, endpoint modernization, and customer experience enhancements.ResponsibilitiesAdminister, monitor, maintain, patch, and troubleshoot servers, workstations, virtual desktops, applications, and enterprise platforms.Support endpoint imaging, software installation, hardware setup, user support, and operational sustainment.Respond to incidents, service requests, escalations, and recurring technical issues.Maintain SOPs, operational checklists, knowledge articles, and system documentation.Support patch management, vulnerability remediation, backup/restore activities, and system monitoring.Collaborate with infrastructure, cybersecurity, network, application, and service desk teams.Mentor junior administrators, endpoint support staff, and service desk escalation personnel.Identify automation opportunities, service improvements, endpoint modernization needs, and ways to reduce ticket volume.Salary Range: $120,000 - $135,000General Description of BenefitsJob RequirementsActive Top Secret clearance with SCI eligibility; TS/SCI preferred.5+ years of system administration, endpoint support, or enterprise IT operations experience.Experience with Windows Server, Linux, desktop support, patching, scripting, monitoring, and troubleshooting.Knowledge of ITSM ticketing, service request management, incident response, and change management.Ability to maintain operational documentation and follow secure administration procedures.Strong customer service and cross-functional collaboration skills.Job DetailsJob Type: Full-timeCategory: Software Development, Engineering & ApplicationsSalaried: Salaried
$165k - $185k
Job DescriptionEverforth ECS is seeking a Senior Solutions Architect (Top Secret Cleared)to work in our Washington, DC office. Please Note: This position... ...Evaluate emerging technologies and assess gaps in current systems, tools, and processes.Ensure proposed solutions are...SeniorContract workWork at office$145k - $155k
Job DescriptionEverforth ECS is seeking a Senior Software Developer (Top Secret Cleared) to work in our Washington, DCoffice. Please Note: This position is... ...with product owners, business analysts, testers, system engineers, cybersecurity staff, and operations teams to...SeniorContract work$130k - $150k
Job DescriptionEverforth ECS is seeking a Senior Software Programmer (Top Secret Cleared) to work in our Washington, DCoffice. Please Note: This position is... ...designs, release notes, user guides, test plans, and system documentation.Resolve production defects and provide Tier...Senior$20k
...actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars.SR. IT SYSTEMS ADMINISTRATOR (TOP SECRET CLEARANCE)SpaceX is looking for a Sr. Systems Administrator with deep knowledge and broad experience across Microsoft-...SeniorPermanent employmentTemporary workFlexible hoursWeekend work- ...Overview Senior Discovery IT System Administrator — Employment Type: Full-Time, Executive-Level. Department: Legal. CGS is seeking a dedicated Senior Discovery IT System Administrator to join a fast-paced and hard-working team to assist with any legal accounts. As a Senior...SeniorFull timeFor contractorsFlexible hours
$90k - $108k
Systems Administrator Location: Washington, DC – Onsite (Five days per week) Clearance Requirement: Active Top-Secret Clearance (U.S. Citizen or Permanent Resident) Salary Range: $90,000 – $108,000 Who We Are At RCG, we’re more than just a federal contracting company...Ongoing contractPermanent employmentFull timeRemote work$98.61k - $167.64k
...troubleshooting and resolving issues related to cloud services and system integrations. Collaborate within an Agile development... ...internal and external partners. What You Will Bring With You: Active Top Secret Clearance Proven experience (8+ years) supporting the full Software...SeniorFull timeContract workWork experience placementWork at officeImmediate startRemote work$170k - $219k
As a Sr. Systems Administrator III, you will work as part of a collaborative and high-performing team... ...dependencies, and corrective actions clearly. Establish and maintain a high level... ...systems.What you’ll need to succeed:Active Top Secret clearance with the ability to obtain...SeniorFull timeLocal area- ...Job Description Job Description Senior Windows Systems Administrator (TS/SCI Required) Location: On‐Site (U.S. Government Facility) Clearance: Active Top Secret Clearance with SCI (TS/SCI) — Mandatory Employment Type: Full‐Time About the Role We...SeniorFull time
$113k - $188.4k
.... Work you'll do As a Business Analyst - Senior Engineering Management Specialist on the... ...demeanorAbility to meet deadlinesAbility to provide clear guidance to others The team Deloitte’s... ...Required: Bachelor’s degreeActive Top Secret clearance with SCI eligibility3+ years of...SeniorLocal areaFlexible hours$120k - $135k
...Job Description Everforth ECS is seeking a cleared Senior Systems Administrator (Top Secret Cleared) for our Washington, DC office. The role involves secure system administration, endpoint management, user support, patching, monitoring, documentation, and operational...SeniorWork at officeLocal area$112k - $179k
...Troubleshoot UI/UX issues, enhance application performance, and produce clear technical documentation.QualificationsMinimum Requirements Are:... ...web application development.U.S. Citizenship required.Active Top Secret security clearance. Must have the ability to obtain and...SeniorContract workCasual workShift work$93.66k - $115k
...: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret... ...: Skills: Computer Hardware, Desktop Computers, System Administration Certifications: None Experience: 5 + years of related...SeniorFull timeTemporary workPart timeWork at officeLocal areaImmediate startRemote workWorldwideFlexible hours$78.6k - $160.2k
...Accenture. Recognized as a Glassdoor Top 100 Best Place to Work, we offer a collaborative... ...government forward! You Are: The Senior Systems Administrator, oversees the management, security,... ...Here’s What You Need: - Active Secret clearance - Bachelor's degree - 5+ years...SeniorFull timeLive inWork at officeLocal area- ...from threats. Job Description Senior PostgreSQL Database Administrator We are seeking an experienced... ...performing team supporting mission-critical systems. The Senior PostgreSQL DBA will be... ...YOU’LL NEED TO SUCCEED Active Top Secret security clearance with SCI...Senior
- ...protect our country from threats. Job Description PKI Systems Administrator Advance how our customers operate while you advance... ...REQUIRED ~ Clearance Level Must Currently Possess: Top Secret and SCI eligible ~ Location: Onsite ~ Required: US...Flexible hours
$110.5k - $149.5k
...Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to... ...: Yes Job Description: Senior PostgreSQL Database Administrator We are seeking an experienced... ...team supporting mission-critical systems. The Senior PostgreSQL DBA will be...SeniorFull timeTemporary workPart timeImmediate startRemote workWorldwideFlexible hours- ...Senior Systems Administrator Saliense Consulting LLC Washington, District of Columbia, United States About this position About Saliense At Saliense... ...college in Information Technology or similar degree. Required Clearance: DOE Q, Top Secret or equivalent #J-18808-Ljbffr...Senior
$119.7k
...Summary Senior Systems Administrator Arlington, VA Are you ready to enhance your skills and build your career in a rapidly evolving business climate... ...systems DOD IAT Level II Certification is required. DOD Top Secret clearance w/ SCI eligibility Successfully pass background...Senior$81.6k - $143.87k
...integrating new capability for the Missile Defense System.Who We AreLockheed Martin is a renowned... ...organization.Basic Qualifications:• A final secret clearance is required • Experience in system and/or network administration that include the following (UNIX, Linux, Windows...SeniorFull timeTemporary workWork experience placementWork at officeLocal areaRemote workFlexible hoursWeekend workAfternoon shift- ...SiloSmashers is seeking a Senior Intelligence Data Analyst to assist our intelligence... ...the Unit/Section. Provide applications, systems analysis, and programming access for multiple... ...(s)/specialized experience) Top Secret Bachelor's degree from an accredited university...SeniorContract workFor contractors
$120k - $200k
...integrated building services design. • Active top secret clearance and CI Poly is requiredWhile... ...and perform calculations for lighting systems and associated controls, prepare load... ..., and facilitate construction administration. This position typically includes travel...SeniorFull timeRemote workWorldwide$135k - $216k
ResponsibilitiesPeraton is currently hiring a Senior Malware Reverse Engineer for its'... ...malware targeting government communication systems.Reverse‑engineer known and suspected... ...workflows.U.S. citizenship required.Active Top Secret Clearance with the ability to obtain SCI...SeniorContract workCurrently hiringLocal areaRemote workShift work- ...unique challenges, and clear-sighted commitment to the... ...immediate need for a Senior Network Specialist.#FC... ...designing and defining system architectures for new and... ...attract and retain top talent. Elements of the... ...Clearance Requirement: Top Secret/ SCIType: Regular Full-...SeniorFull timeWork experience placementImmediate startFlexible hours
- Position Overview JDEIS databases and systems must stay current, backed up, and... ...support doctrine and education work. The Senior Systems Administrator provides database and systems... ...related field. Security Clearance: Top Secret (per Staffing Plan). Desired Qualifications...SeniorTemporary workFlexible hours
- Senior Discovery Database Administrator (DBA) CGS is seeking a dedicated Senior Discovery Database Administrator to join a fast‑paced, hard‑working... ...capabilities on SQL Server 2019 and 2022. Facilitate migration of systems into cloud infrastructure. Upgrade SQL Servers from...SeniorFlexible hours
$80k - $90k
...Spry Squared is looking for a Senior Policy Strategist for a high-... ...as functional workflows, system design, and operations. Assist... .... Citizenship with an active SECRET or TOP SECRET clearance. Must... ...service provider with security cleared personnel working on various...SeniorFor contractors$112k - $179k
...Senior Full-Stack Software Engineer / Active Top Secret Job Locations US-VA-Arlington Requisition ID 2026-167391 Position Category... ...capabilities into current tools and platforms. Systems Integration: Address complex challenges related to...SeniorContract workRemote workShift work- ...DescriptionProSidian Seeks a Energy Data Systems Administrator | Evaluation Support [DOEOP045050]... ...to our operations must either be cleared (Secret Fcl / Top Secret Fcl) or be able to obtain... ...timeFunction: ConsultingExperience level: Mid-Senior LevelIndustry: Management...Full timeContract workTemporary workFor contractorsH1bWork at officeFlexible hours
$70.8k - $172.4k
Senior Data Engineer (Secret Cleared) Position Description CGI Federal is seeking a Senior Data Engineer... ..., and support data pipelines and systems that meet client data needs within an... ...not hire individuals at or near the top of the range for their role. Compensation...SeniorPermanent employmentLocal area
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